diff --git a/src/cps/pc_compat/pc_loader.cpp b/src/cps/pc_compat/pc_loader.cpp
index cd2f052..22c10e5 100644
--- a/src/cps/pc_compat/pc_loader.cpp
+++ b/src/cps/pc_compat/pc_loader.cpp
@@ -130,8 +130,11 @@ namespace cps::pc_compat {
         return loader::Package{.name = name,
                                .cps_version = std::string{loader::CPS_VERSION},
                                .components = components,
+                               // TODO: consider how pkg-config actually handles version and
+                               .compat_version = version,
                                // TODO: treat PREFIX in pc file specially and translate it to @prefix@
                                .cps_path = std::nullopt,
+                               .prefix = fs::path{""},
                                .filename = filename.string(),
                                .default_components = std::vector{name},
                                .platform = std::nullopt,
diff --git a/tests/meson.build b/tests/meson.build
index 3b651c6..10cff19 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -56,3 +56,5 @@ foreach t : ['loader', 'version', 'utils', 'pc_parser']
     protocol : 'gtest',
   )
 endforeach
+
+subdir('pkgconf')
diff --git a/tests/pkgconf/.editorconfig b/tests/pkgconf/.editorconfig
new file mode 100644
index 0000000..cf056b3
--- /dev/null
+++ b/tests/pkgconf/.editorconfig
@@ -0,0 +1,6 @@
+# We need these mostly unset because we're testing weird whitespaces and formats
+[*.pc]
+end_of_line = unset
+indent_style = unset
+insert_final_newline = unset
+trim_trailing_whitespace = unset
diff --git a/tests/pkgconf/AUTHORS b/tests/pkgconf/AUTHORS
new file mode 100644
index 0000000..9ba1de4
--- /dev/null
+++ b/tests/pkgconf/AUTHORS
@@ -0,0 +1,41 @@
+A. Wilcox <AWilcox@Wilcox-Tech.com>
+Alexander Tsoy <alexander@tsoy.me>
+Alexpux <alexey.pawlow@gmail.com>
+Alon Bar-Lev <alon.barlev@gmail.com>
+Alyx <alyx@malkier.net>
+Ariadne Conill <ariadne@dereferenced.org>
+Baptiste Daroussin <bapt@FreeBSD.org>
+Baptiste Daroussin <bapt@gandi.net>
+Bryan Drewery <bryan@shatow.net>
+Dag-Erling Smørgrav <des@des.no>
+Dan Kegel <dank@kegel.com>
+Dan Kegel <dank@oblong.com>
+Dan Nicholson <dbn.lists@gmail.com>
+David Michael <fedora.dm0@gmail.com>
+Emil Renner Berthing <esmil@mailme.dk>
+Fabian Groffen <grobian@gentoo.org>
+Graham Ollis <plicease@cpan.org>
+Gregor Richards <Richards@codu.org>
+Ignacio Casal Quinteiro <qignacio@amazon.com>
+Igor Gnatenko <ignatenko@redhat.com>
+Issam Maghni <concatime@users.noreply.github.com>
+JD Horelick <jdhore1@gmail.com>
+Jason Dusek <jason.dusek@gmail.com>
+Javier Viguera <javier.viguera@digi.com>
+Jean-Sébastien Pédron <dumbbell@FreeBSD.org>
+John Hein <jhgit@users.github.com>
+Jussi Pakkanen <jpakkane@gmail.com>
+Leorize <alaviss@users.noreply.github.com>
+Luca Barbato <lu_zero@gentoo.org>
+Marcin Wojdyr <wojdyr@gmail.com>
+Maxin B. John <maxinbjohn@users.noreply.github.com>
+Michał Górny <mgorny@gentoo.org>
+Mike Frysinger <vapier@gentoo.org>
+Seungha Yang <seungha.yang@navercorp.com>
+TingPing <tingping@tingping.se>
+Tobias Kortkamp <t6@users.noreply.github.com>
+Tony Theodore <tonyt@logyst.com>
+Volker Braun <vbraun.name@gmail.com>
+Yu Kobayashi <yukoba@accelart.jp>
+orbea <orbea@fredslev.dk>
+✈ Graham ✈ <plicease@cpan.org>
diff --git a/tests/pkgconf/COPYING b/tests/pkgconf/COPYING
new file mode 100644
index 0000000..35c7c16
--- /dev/null
+++ b/tests/pkgconf/COPYING
@@ -0,0 +1,10 @@
+Copyright (c) 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
+    pkgconf authors (see AUTHORS file in source directory).
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+This software is provided 'as is' and without any warranty, express or
+implied.  In no event shall the authors be liable for any damages arising
+from the use of this software.
diff --git a/tests/pkgconf/basic.toml b/tests/pkgconf/basic.toml
new file mode 100644
index 0000000..96d380c
--- /dev/null
+++ b/tests/pkgconf/basic.toml
@@ -0,0 +1,219 @@
+[setup]
+  [setup.env]
+    PKG_CONFIG_PATH="{test_root}/lib1"
+
+[noargs]
+  exitcode = 1
+  stderr = '<ignore>'
+  expected_fail = true
+
+[libs]
+  stdout = "-L/test/lib -lfoo\n"
+  args = ["--libs", "foo"]
+  expected_fail = true
+
+[lib_cflags]
+  stdout = "-fPIC -I/test/include/foo -L/test/lib -lfoo\n"
+  args = ["--cflags", "--libs", "foo"]
+  expected_fail = true
+
+[lib_cflags_version]
+  stdout = "-fPIC -I/test/include/foo -L/test/lib -lfoo\n"
+  args = ["--cflags", "--libs", "foo > 1.2"]
+  expected_fail = true
+
+[lib_cflags_version_multiple]
+  stdout = "-fPIC -I/test/include/foo -L/test/lib -lbar -lfoo\n"
+  args = ["--cflags", "--libs", "foo > 1.2 bar >= 1.3"]
+  expected_fail = true
+
+[lib_cflags_version_multiple_comma]
+  stdout = "-fPIC -I/test/include/foo -L/test/lib -lbar -lfoo\n"
+  args = ["--cflags", "--libs", "foo > 1.2,bar >= 1.3"]
+  expected_fail = true
+
+[lib_cflags_version_alt]
+  stdout = "-fPIC -I/test/include/foo -L/test/lib -lfoo\n"
+  args = ["--cflags", "--libs", "foo", ">", "1.2"]
+  expected_fail = true
+
+[lib_cflags_version_different]
+  stdout = "-fPIC -I/test/include/foo -L/test/lib -lfoo\n"
+  args = ["--cflags", "--libs", "foo", "!=", "1.3"]
+  expected_fail = true
+
+[lib_cflags_version_different_bad]
+  exitcode = 1
+  stderr = "Package dependency requirement 'foo != 1.2.3' could not be satisfied.\nPackage 'foo' has version '1.2.3', required version is '!= 1.2.3'\n"
+  args = ["--cflags", "--libs", "foo", "!=", "1.2.3"]
+  expected_fail = true
+
+[exists_nonexistent]
+  exitcode = 1
+  args = ["--exists", "nonexistant"]
+  expected_fail = true
+
+[nonexistent]
+  exitcode = 1
+  args = ["nonexistant"]
+
+[exists_version]
+  args = ["--exists", "foo > 1.2"]
+  expected_fail = true
+
+[exists_version_alt]
+  args = ["--exists", "foo", ">", "1.2"]
+  expected_fail = true
+
+[exists_version_bad]
+  exitcode = 1
+  args = ["--exists", "foo > 1.2.3"]
+  expected_fail = true
+
+[uninstalled_bad]
+  exitcode = 1
+  args = ["--uninstalled", "foo"]
+  expected_fail = true
+
+[uninstalled]
+  args = ["--uninstalled", "omg"]
+  expected_fail = true
+
+[exists_version_bad2]
+  exitcode = 1
+  args = ["--exists", "foo >= "]
+  expected_fail = true
+
+[exists_version_bad3]
+  exitcode = 1
+  args = ["--exists", "tilde >= 1.0.0"]
+  expected_fail = true
+
+[exists]
+  args = ["--exists", "tilde >= 1.0.0"]
+  expected_fail = true
+
+[exists2]
+  args = ["--exists", "tilde >= 1.0.0~rc1"]
+  expected_fail = true
+
+[exists3]
+  args = ["--exists", "", "foo"]
+  expected_fail = true
+
+[intermediary]
+  args = ["--libs", "intermediary-1", "intermediary-2"]
+  stdout = "-lintermediary-1 -lintermediary-2 -lfoo -lbar -lbaz\n"
+  expected_fail = true
+
+[circular2]
+  args = ["circular-2", "--validate"]
+  stdout = "circular-1: breaking circular reference (circular-1 -> circular-2 -> circular-1)\n"
+  expected_fail = true
+
+[circular1]
+  args = ["circular-1", "--validate"]
+  stdout = "circular-3: breaking circular reference (circular-3 -> circular-1 -> circular-3)\n"
+  expected_fail = true
+
+[circular_direct_pc]
+  args = ["--libs", "{test_root}/lib1/circular-3.pc"]
+  stdout = "-lcircular-3 -lcircular-1 -lcircular-2\n"
+  expected_fail = true
+
+[libs_static]
+  args = ["--libs", "static-archive-libs"]
+  stdout = "/libfoo.a -pthread\n"
+  expected_fail = true
+
+[pkg_config_path]
+  args = ["--libs", "foo"]
+  stdout = "-L/test/lib -lfoo\n"
+  expected_fail = true
+
+  [pkg_config_path.env]
+    PKG_CONFIG_PATH = "{test_root}/lib1:{test_root}/lib2"
+
+[pkg_config_path2]
+  args = ["--libs", "bar"]
+  stdout = "-L/test/lib -lbar -lfoo\n"
+  expected_fail = true
+
+  [pkg_config_path2.env]
+    PKG_CONFIG_PATH = "{test_root}/lib1:{test_root}/lib2"
+
+[with_path]
+  args = ["--with-path={test_root}/lib", "--with-path={test_root}/lib2", "--libs", "foo"]
+  stdout = "-L/test/lib -lfoo\n"
+  expected_fail = true
+
+[with_path2]
+  args = ["--with-path={test_root}/lib", "--with-path={test_root}/lib2", "--libs", "bar"]
+  stdout = "-L/test/lib -lbar -lfoo\n"
+  expected_fail = true
+
+[nolibs]
+  args = ["--libs", "nolib"]
+  stdout = "\n"
+  expected_fail = true
+
+[nocflags]
+  args = ["--cflags", "nocflag"]
+  stdout = "\n"
+
+# TODO: [arbitrary_path]
+
+# TODO: This doesn't work, needs some more magic?
+#[relocatable_body]
+#  args = ["--define-prefix", "--variable=prefix", "tests/lib-relocatable/lib/pkgconfig/foo.pc"]
+#  stdout = "tests/lib-relocatable\n"
+
+[single_depth_selectors]
+  args = ["--with-path={test_root}/lib3", "--print-requires", "bar"]
+  stdout = "foo\n"
+  expected_fail = true
+
+  [single_depth_selectors.env]
+    PKG_CONFIG_MAXIMUM_TRAVERSAL_DEPTH = "1"
+
+[license_isc]
+  args = ["--license", "foo"]
+  stdout = "foo: ISC\n"
+  expected_fail = true
+
+[license_noassertion]
+  args = ["--license", "bar"]
+  stdout = "bar: NOASSERTION\nfoo: ISC\n"
+  expected_fail = true
+
+[modversion_noflatten]
+  args = ["--modversion", "bar"]
+  stdout = "1.3\n"
+  expected_fail = true
+
+[exists_cflags]
+  args = ["--with-path={test_root}/lib", "--cflags", "--exists-cflags", "--fragment-filter=D", "foo"]
+  stdout = "-DHAVE_FOO\n"
+  expected_fail = true
+
+[exists_cflags_env]
+  args = ["--with-path={test_root}/lib", "--cflags", "--exists-cflags", "--fragment-filter=D", "--env=FOO", "foo"]
+  stdout = "FOO_CFLAGS='-DHAVE_FOO'\n"
+  expected_fail = true
+
+[libs_env]
+  args = ["--with-path={test_root}/lib", "--libs", "--env=FOO", "foo"]
+  stdout = "FOO_LIBS='-L/test/lib -lfoo'\n"
+  expected_fail = true
+
+[print_variables_env]
+  args = ["--with-path={test_root}/lib", "--env=FOO", "--print-variables", "--cflags", "--libs", "foo"]
+  stdout = "FOO_CFLAGS='-fPIC -I/test/include/foo'\nFOO_LIBS='-L/test/lib -lfoo'\nFOO_INCLUDEDIR='/test/include'\nFOO_LIBDIR='/test/lib'\nFOO_EXEC_PREFIX='/test'\nFOO_PREFIX='/test'\nFOO_PCFILEDIR='{test_root}/lib1'\n"
+  expected_fail = true
+
+[variable_env]
+  args = ["--with-path={test_root}/lib", "--env=FOO", "--variable=includedir", "foo"]
+  stdout = "FOO_INCLUDEDIR='/test/include'\n"
+  expected_fail = true
+
+# TODO: variable_env
diff --git a/tests/pkgconf/builtins.toml.in b/tests/pkgconf/builtins.toml.in
new file mode 100644
index 0000000..c4544e9
--- /dev/null
+++ b/tests/pkgconf/builtins.toml.in
@@ -0,0 +1,23 @@
+[setup]
+  [setup.env]
+    PKG_CONFIG_PATH="{test_root}/lib1"
+
+[modversion]
+  args = ["--modversion", "pkg-config"]
+  stdout = "@PKGCONF_VERSION@\n"
+  expected_fail = true
+
+[variable]
+  args = ["--variable=prefix", "foo"]
+  stdout = "/test\n"
+  expected_fail = true
+
+[define_variable]
+  args = ["--define-variable=prefix=/test2", "--variable=prefix", "foo"]
+  stdout = "/test2\n"
+  expected_fail = true
+
+# TODO: global_variable
+# TODO: argv_parser_3
+# TODO: tilde_quoting
+# TODO: paren_quoting
diff --git a/tests/pkgconf/conflicts.toml b/tests/pkgconf/conflicts.toml
new file mode 100644
index 0000000..bf4a7fc
--- /dev/null
+++ b/tests/pkgconf/conflicts.toml
@@ -0,0 +1,13 @@
+[setup]
+  [setup.env]
+    PKG_CONFIG_PATH="{test_root}/lib1"
+
+[libs]
+  args = ["--libs", "conflicts"]
+  stdout = "-L/test/lib -lconflicts\n"
+  expected_fail = true
+
+[ignore]
+  args = ["--ignore-conflicts", "--libs", "conflicts"]
+  stdout = "-L/test/lib -lconflicts\n"
+  expected_fail = true
diff --git a/tests/pkgconf/framework.toml b/tests/pkgconf/framework.toml
new file mode 100644
index 0000000..eaed0ab
--- /dev/null
+++ b/tests/pkgconf/framework.toml
@@ -0,0 +1,18 @@
+[setup]
+  [setup.env]
+    PKG_CONFIG_PATH="{test_root}/lib1"
+
+[libs1]
+  args = ["--libs", "framework-1"]
+  stdout = "-F/test/lib -framework framework-1\n"
+  expected_fail = true
+
+[libs2]
+  args = ["--libs", "framework-2"]
+  stdout = "-F/test/lib -framework framework-2 -framework framework-1\n"
+  expected_fail = true
+
+[libs3]
+  args = ["--libs", "framework-1", "framework-2"]
+  stdout = "-F/test/lib -framework framework-2 -framework framework-1\n"
+  expected_fail = true
diff --git a/tests/pkgconf/lib-relocatable/lib/pkgconfig/foo.pc b/tests/pkgconf/lib-relocatable/lib/pkgconfig/foo.pc
new file mode 100644
index 0000000..f154eb7
--- /dev/null
+++ b/tests/pkgconf/lib-relocatable/lib/pkgconfig/foo.pc
@@ -0,0 +1,11 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: foo
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir} -lfoo
+Cflags: -fPIC -I${includedir}/foo
+Cflags.private: -DFOO_STATIC
diff --git a/tests/pkgconf/lib1/argv-parse-2.pc b/tests/pkgconf/lib1/argv-parse-2.pc
new file mode 100644
index 0000000..cfc0fcf
--- /dev/null
+++ b/tests/pkgconf/lib1/argv-parse-2.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: argv-parse-2
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -llib-1 -pthread ${libdir}/lib2.so
+Cflags: 
diff --git a/tests/pkgconf/lib1/argv-parse-3.pc b/tests/pkgconf/lib1/argv-parse-3.pc
new file mode 100644
index 0000000..b115b30
--- /dev/null
+++ b/tests/pkgconf/lib1/argv-parse-3.pc
@@ -0,0 +1,11 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: argv-parse-3
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -llib-1 \
+	-pthread ${libdir}/lib2.so
+Cflags: 
diff --git a/tests/pkgconf/lib1/argv-parse.pc b/tests/pkgconf/lib1/argv-parse.pc
new file mode 100644
index 0000000..d445ae7
--- /dev/null
+++ b/tests/pkgconf/lib1/argv-parse.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: argv-parse
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -llib-3 -llib-1 -llib-2 -lpthread
+Cflags: 
diff --git a/tests/pkgconf/lib1/bar.pc b/tests/pkgconf/lib1/bar.pc
new file mode 100644
index 0000000..9157d06
--- /dev/null
+++ b/tests/pkgconf/lib1/bar.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: bar
+Description: Another pkg-config test
+Version: 1.3
+Libs: -L${libdir} -lbar
+Requires: foo
diff --git a/tests/pkgconf/lib1/baz.pc b/tests/pkgconf/lib1/baz.pc
new file mode 100644
index 0000000..d9cb258
--- /dev/null
+++ b/tests/pkgconf/lib1/baz.pc
@@ -0,0 +1,11 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: bar
+Description: Another pkg-config test (with private Requires, ha!)
+Version: 1.3
+Libs: -L${libdir} -lbaz
+Libs.private: -L${libdir} -lzee
+Requires.private: foo
diff --git a/tests/pkgconf/lib1/billion-laughs.pc b/tests/pkgconf/lib1/billion-laughs.pc
new file mode 100644
index 0000000..ad1ee79
--- /dev/null
+++ b/tests/pkgconf/lib1/billion-laughs.pc
@@ -0,0 +1,13 @@
+v9=lol
+v8=${v9}${v9}${v9}${v9}${v9}${v9}${v9}${v9}${v9}${v9}
+v7=${v8}${v8}${v8}${v8}${v8}${v8}${v8}${v8}${v8}${v8}
+v6=${v7}${v7}${v7}${v7}${v7}${v7}${v7}${v7}${v7}${v7}
+v5=${v6}${v6}${v6}${v6}${v6}${v6}${v6}${v6}${v6}${v6}
+v4=${v5}${v5}${v5}${v5}${v5}${v5}${v5}${v5}${v5}${v5}
+v3=${v4}${v4}${v4}${v4}${v4}${v4}${v4}${v4}${v4}${v4}
+v2=${v3}${v3}${v3}${v3}${v3}${v3}${v3}${v3}${v3}${v3}
+v1=${v2}${v2}${v2}${v2}${v2}${v2}${v2}${v2}${v2}${v2}
+v0=${v1}${v1}${v1}${v1}${v1}${v1}${v1}${v1}${v1}${v1}
+Name: One Billion Laughs
+Version: ${v0}
+Description: Don't install this!
diff --git a/tests/pkgconf/lib1/case-sensitivity.pc b/tests/pkgconf/lib1/case-sensitivity.pc
new file mode 100644
index 0000000..9618061
--- /dev/null
+++ b/tests/pkgconf/lib1/case-sensitivity.pc
@@ -0,0 +1,7 @@
+foo=3
+Foo=4
+
+Name: case-sensitivity
+Description: Package for testing case-sensitivity
+Version: 1
+Requires: foo < ${foo}
diff --git a/tests/pkgconf/lib1/cflags-internal.pc b/tests/pkgconf/lib1/cflags-internal.pc
new file mode 100644
index 0000000..500e566
--- /dev/null
+++ b/tests/pkgconf/lib1/cflags-internal.pc
@@ -0,0 +1,9 @@
+prefix=/test/local
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: cflags-internal
+Description: A testing pkg-config file
+Version: 1.2.3
+Cflags: -I${includedir}/foo
diff --git a/tests/pkgconf/lib1/cflags-libs-only.pc b/tests/pkgconf/lib1/cflags-libs-only.pc
new file mode 100644
index 0000000..718e7cd
--- /dev/null
+++ b/tests/pkgconf/lib1/cflags-libs-only.pc
@@ -0,0 +1,10 @@
+prefix=/test/local
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: cflags-libs-only
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir} -lfoo
+Cflags: -I${includedir}/foo
diff --git a/tests/pkgconf/lib1/cflags-libs-private-a.pc b/tests/pkgconf/lib1/cflags-libs-private-a.pc
new file mode 100644
index 0000000..fbb7742
--- /dev/null
+++ b/tests/pkgconf/lib1/cflags-libs-private-a.pc
@@ -0,0 +1,7 @@
+Name: cflags-libs-private-a
+Version: 1
+Description: test case for issue #370
+Cflags:
+Libs:
+Requires.private: cflags-libs-private-b
+
diff --git a/tests/pkgconf/lib1/cflags-libs-private-b.pc b/tests/pkgconf/lib1/cflags-libs-private-b.pc
new file mode 100644
index 0000000..0d5e5a4
--- /dev/null
+++ b/tests/pkgconf/lib1/cflags-libs-private-b.pc
@@ -0,0 +1,7 @@
+Name: cflags-libs-private-b
+Version: 1
+Description: test case for issue #370
+Cflags:
+Libs:
+Requires: cflags-libs-private-c
+
diff --git a/tests/pkgconf/lib1/cflags-libs-private-c.pc b/tests/pkgconf/lib1/cflags-libs-private-c.pc
new file mode 100644
index 0000000..7efc38e
--- /dev/null
+++ b/tests/pkgconf/lib1/cflags-libs-private-c.pc
@@ -0,0 +1,6 @@
+Name: cflags-libs-private-c
+Version: 1
+Description: test case for issue #370
+Cflags:
+Libs: -lc
+
diff --git a/tests/pkgconf/lib1/cflags-whitespace-trailing.pc b/tests/pkgconf/lib1/cflags-whitespace-trailing.pc
new file mode 100644
index 0000000..2e66035
--- /dev/null
+++ b/tests/pkgconf/lib1/cflags-whitespace-trailing.pc
@@ -0,0 +1,4 @@
+Name: CFlags Trailing Whitespace Bug
+Description: Demonstrates problems with -I with spaces
+Version: 1
+Cflags: -I/usr/include  -I/usr/include/foo
diff --git a/tests/pkgconf/lib1/cflags-whitespace.pc b/tests/pkgconf/lib1/cflags-whitespace.pc
new file mode 100644
index 0000000..4cd1cd1
--- /dev/null
+++ b/tests/pkgconf/lib1/cflags-whitespace.pc
@@ -0,0 +1,4 @@
+Name: CFlags Whitespace Bug
+Description: Demonstrates problems with -I with spaces and sysroot munging
+Version: 1
+Cflags: -I /opt/bad/include
diff --git a/tests/pkgconf/lib1/child-prefix/pkgconfig/child-prefix-1.pc b/tests/pkgconf/lib1/child-prefix/pkgconfig/child-prefix-1.pc
new file mode 100644
index 0000000..0d32d89
--- /dev/null
+++ b/tests/pkgconf/lib1/child-prefix/pkgconfig/child-prefix-1.pc
@@ -0,0 +1,11 @@
+prefix=/usr
+exec_prefix=/usr
+libdir=${prefix}/lib64
+includedir=${prefix}/include
+
+Name: child-prefix-1
+Description: child prefix 1 test data
+Requires:
+Version: 1.0
+Libs: -L${libdir} -lchild-prefix-1
+Cflags: -I${includedir}/child-prefix-1
diff --git a/tests/pkgconf/lib1/circular-1.pc b/tests/pkgconf/lib1/circular-1.pc
new file mode 100644
index 0000000..bbdb9f7
--- /dev/null
+++ b/tests/pkgconf/lib1/circular-1.pc
@@ -0,0 +1,11 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: circular-1
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -lcircular-1
+Requires: circular-2
+Cflags:
diff --git a/tests/pkgconf/lib1/circular-2.pc b/tests/pkgconf/lib1/circular-2.pc
new file mode 100644
index 0000000..2086834
--- /dev/null
+++ b/tests/pkgconf/lib1/circular-2.pc
@@ -0,0 +1,11 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: circular-2
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -lcircular-2
+Requires: circular-3
+Cflags:
diff --git a/tests/pkgconf/lib1/circular-3.pc b/tests/pkgconf/lib1/circular-3.pc
new file mode 100644
index 0000000..e8b8e77
--- /dev/null
+++ b/tests/pkgconf/lib1/circular-3.pc
@@ -0,0 +1,11 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: circular-3
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -lcircular-3
+Requires: circular-1
+Cflags:
diff --git a/tests/pkgconf/lib1/comments-in-fields.pc b/tests/pkgconf/lib1/comments-in-fields.pc
new file mode 100644
index 0000000..8e65a65
--- /dev/null
+++ b/tests/pkgconf/lib1/comments-in-fields.pc
@@ -0,0 +1,9 @@
+Name: comments-in-fields
+Description: Comments in fields test case
+URL: http://pkgconf.org/
+Version: 0
+Requires: # foo
+Requires.private: foo
+Libs: -lfoo # -lbar
+Libs.private:  -lbar
+Cflags: -I${includedir}
diff --git a/tests/pkgconf/lib1/comments.pc b/tests/pkgconf/lib1/comments.pc
new file mode 100644
index 0000000..be83b3e
--- /dev/null
+++ b/tests/pkgconf/lib1/comments.pc
@@ -0,0 +1,6 @@
+Name: comments
+Description: Portable CD-ROM I/O library
+Version: 0
+#Requires: bar-2.0
+Libs: -lfoo
+Cflags: -I${includedir}
diff --git a/tests/pkgconf/lib1/conflicts.pc b/tests/pkgconf/lib1/conflicts.pc
new file mode 100644
index 0000000..bec4869
--- /dev/null
+++ b/tests/pkgconf/lib1/conflicts.pc
@@ -0,0 +1,11 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: conflicts
+Description: A testing pkg-config file
+Conflicts: foo <= 1.3
+Version: 1.2.3
+Libs: -L${libdir} -lconflicts
+Cflags: -fPIC -I${includedir}/conflicts
diff --git a/tests/pkgconf/lib1/depgraph-break.pc b/tests/pkgconf/lib1/depgraph-break.pc
new file mode 100644
index 0000000..61e00cc
--- /dev/null
+++ b/tests/pkgconf/lib1/depgraph-break.pc
@@ -0,0 +1,12 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: depgraph-break
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir} -lfoo
+Cflags: -fPIC -I${includedir}/foo
+Cflags.private: -DFOO_STATIC
+Requires: nonexistant
diff --git a/tests/pkgconf/lib1/dos-lineendings.pc b/tests/pkgconf/lib1/dos-lineendings.pc
new file mode 100644
index 0000000..cf169f1
--- /dev/null
+++ b/tests/pkgconf/lib1/dos-lineendings.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: dos-lineendings
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir}/dos-lineendings -ldos-lineendings
+Cflags: -fPIC -I${includedir}/dos-lineendings
diff --git a/tests/pkgconf/lib1/empty-tuple.pc b/tests/pkgconf/lib1/empty-tuple.pc
new file mode 100644
index 0000000..a179495
--- /dev/null
+++ b/tests/pkgconf/lib1/empty-tuple.pc
@@ -0,0 +1,6 @@
+xcflags=
+
+Name: empty-tuple
+Description: testing file
+Version: 1
+CFlags: ${xcflags}
diff --git a/tests/pkgconf/lib1/escaped-backslash.pc b/tests/pkgconf/lib1/escaped-backslash.pc
new file mode 100644
index 0000000..6abcbb0
--- /dev/null
+++ b/tests/pkgconf/lib1/escaped-backslash.pc
@@ -0,0 +1,4 @@
+Name: escaped-backslash
+Version: 1
+Description: test package for backslash escape scenario
+Cflags: -IC:\\A
diff --git a/tests/pkgconf/lib1/explicit-sysroot.pc b/tests/pkgconf/lib1/explicit-sysroot.pc
new file mode 100644
index 0000000..63c7ca0
--- /dev/null
+++ b/tests/pkgconf/lib1/explicit-sysroot.pc
@@ -0,0 +1,7 @@
+prefix=/usr
+datarootdir=${prefix}/share
+pkgdatadir=${pc_sysrootdir}/${datarootdir}/test
+
+Name: Test
+Description: Testing pc_sysrootdir auto-expansion
+Version: 1.0
diff --git a/tests/pkgconf/lib1/flag-order-1.pc b/tests/pkgconf/lib1/flag-order-1.pc
new file mode 100644
index 0000000..d841751
--- /dev/null
+++ b/tests/pkgconf/lib1/flag-order-1.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+cflags=-I${includedir}
+
+Name: flag order 1
+Description: test for flag ordering
+Version: 1
+Libs: -L${libdir} -Bdynamic -lfoo -Bstatic -lbar
diff --git a/tests/pkgconf/lib1/flag-order-3.pc b/tests/pkgconf/lib1/flag-order-3.pc
new file mode 100644
index 0000000..d813f50
--- /dev/null
+++ b/tests/pkgconf/lib1/flag-order-3.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+cflags=-I${includedir}
+
+Name: flag order 3
+Description: test for flag ordering
+Version: 1
+Libs: -L${libdir} -Wl,--start-group -lfoo -lbar -Wl,--end-group
diff --git a/tests/pkgconf/lib1/foo.pc b/tests/pkgconf/lib1/foo.pc
new file mode 100644
index 0000000..daef9f9
--- /dev/null
+++ b/tests/pkgconf/lib1/foo.pc
@@ -0,0 +1,12 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: foo
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir} -lfoo
+Cflags: -fPIC -I${includedir}/foo
+Cflags.private: -DFOO_STATIC
+License: ISC
diff --git a/tests/pkgconf/lib1/foobar.pc b/tests/pkgconf/lib1/foobar.pc
new file mode 100644
index 0000000..e9aa843
--- /dev/null
+++ b/tests/pkgconf/lib1/foobar.pc
@@ -0,0 +1,12 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: foobar
+Description: A testing pkg-config file
+Version: 3.2.1
+Libs: -L${libdir} -lfoobar
+Cflags: -fPIC -I${includedir}/foobar
+Cflags.private: -DFOOBAR_STATIC
+License: ISC
diff --git a/tests/pkgconf/lib1/fragment-collision-1.pc b/tests/pkgconf/lib1/fragment-collision-1.pc
new file mode 100644
index 0000000..201bcb0
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-collision-1.pc
@@ -0,0 +1,4 @@
+Name: fragment-collision-1
+Version: 0
+Description: fragment collision test package
+Cflags: -D_THREAD_SAFE -pthread
diff --git a/tests/pkgconf/lib1/fragment-collision-2.pc b/tests/pkgconf/lib1/fragment-collision-2.pc
new file mode 100644
index 0000000..2e6feb4
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-collision-2.pc
@@ -0,0 +1,4 @@
+Name: fragment-collision-2
+Version: 0
+Description: fragment collision test package
+CFlags: -D_FOO
diff --git a/tests/pkgconf/lib1/fragment-collision-intermediary.pc b/tests/pkgconf/lib1/fragment-collision-intermediary.pc
new file mode 100644
index 0000000..1ddb6f5
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-collision-intermediary.pc
@@ -0,0 +1,5 @@
+Name: fragment-collision-intermediary
+Version: 0
+Description: fragment collision test package
+Requires.private: fragment-collision-1, fragment-collision-2
+CFlags: -D_BAR
diff --git a/tests/pkgconf/lib1/fragment-collision.pc b/tests/pkgconf/lib1/fragment-collision.pc
new file mode 100644
index 0000000..c582675
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-collision.pc
@@ -0,0 +1,6 @@
+Name: fragment-collision
+Version: 0
+Description: fragment collision test package
+Requires: fragment-collision-2, fragment-collision-intermediary
+Requires.private: fragment-collision-1
+Cflags: -D_BAZ
diff --git a/tests/pkgconf/lib1/fragment-comment.pc b/tests/pkgconf/lib1/fragment-comment.pc
new file mode 100644
index 0000000..dfdd4f3
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-comment.pc
@@ -0,0 +1,4 @@
+Name: fragment-comment
+Description: Test case for issue #215
+Version: 1.0
+Cflags: kuku=\#ttt
\ No newline at end of file
diff --git a/tests/pkgconf/lib1/fragment-escaping-1.pc b/tests/pkgconf/lib1/fragment-escaping-1.pc
new file mode 100644
index 0000000..b147951
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-escaping-1.pc
@@ -0,0 +1,5 @@
+Name: fragment-escaping-1
+Version: 0
+Description: fragment escaping test
+Cflags: "-IC:\\D E"
+Libs: "-LC:\\D E" -lE
diff --git a/tests/pkgconf/lib1/fragment-escaping-2.pc b/tests/pkgconf/lib1/fragment-escaping-2.pc
new file mode 100644
index 0000000..12e03b3
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-escaping-2.pc
@@ -0,0 +1,4 @@
+Name: fragment-escaping-2
+Version: 0
+Description: fragment escaping test
+Cflags: '-IC:\D E'
diff --git a/tests/pkgconf/lib1/fragment-escaping-3.pc b/tests/pkgconf/lib1/fragment-escaping-3.pc
new file mode 100644
index 0000000..0f002dd
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-escaping-3.pc
@@ -0,0 +1,4 @@
+Name: fragment-escaping-3
+Version: 0
+Description: fragment escaping test
+Cflags: -IC:\\D\ E
diff --git a/tests/pkgconf/lib1/fragment-quoting-2.pc b/tests/pkgconf/lib1/fragment-quoting-2.pc
new file mode 100644
index 0000000..49c6ac7
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-quoting-2.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: fragment-quoting
+Description: A testing pkg-config file
+Version: 1.2.3
+Cflags: -fPIC -I${includedir}/foo -DQUOTED="${prefix}/share/doc"
+Cflags.private: -DFOO_STATIC
diff --git a/tests/pkgconf/lib1/fragment-quoting-3.pc b/tests/pkgconf/lib1/fragment-quoting-3.pc
new file mode 100644
index 0000000..4ff59fc
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-quoting-3.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: fragment-quoting
+Description: A testing pkg-config file
+Version: 1.2.3
+Cflags: -fPIC -I${includedir}/foo -DQUOTED=\"${prefix}/share/doc\"
+Cflags.private: -DFOO_STATIC
diff --git a/tests/pkgconf/lib1/fragment-quoting-5.pc b/tests/pkgconf/lib1/fragment-quoting-5.pc
new file mode 100644
index 0000000..22df0b3
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-quoting-5.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: fragment-quoting-5
+Description: A testing pkg-config file
+Version: 1.2.3
+Cflags: -fPIC -I${includedir}/foo -DQUOTED='${prefix}/share/doc'
+Cflags.private: -DFOO_STATIC
diff --git a/tests/pkgconf/lib1/fragment-quoting-7.pc b/tests/pkgconf/lib1/fragment-quoting-7.pc
new file mode 100644
index 0000000..902e2f6
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-quoting-7.pc
@@ -0,0 +1,4 @@
+Name: fragment-quoting-7
+Description: A testing pkg-config file, this time from Go
+Version: 1.2.3
+Cflags: -Dhello=10 -Dworld=+32 -DDEFINED_FROM_PKG_CONFIG=hello\ world
diff --git a/tests/pkgconf/lib1/fragment-quoting.pc b/tests/pkgconf/lib1/fragment-quoting.pc
new file mode 100644
index 0000000..5d8e70b
--- /dev/null
+++ b/tests/pkgconf/lib1/fragment-quoting.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: fragment-quoting
+Description: A testing pkg-config file
+Version: 1.2.3
+Cflags: -fPIC -I${includedir}/foo -DQUOTED='"${prefix}/share/doc"'
+Cflags.private: -DFOO_STATIC
diff --git a/tests/pkgconf/lib1/framework-1.pc b/tests/pkgconf/lib1/framework-1.pc
new file mode 100644
index 0000000..fcaa008
--- /dev/null
+++ b/tests/pkgconf/lib1/framework-1.pc
@@ -0,0 +1,9 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: framework-1
+Description: Another pkg-config test
+Version: 1.3
+Libs: -F${libdir} -framework framework-1
diff --git a/tests/pkgconf/lib1/framework-2.pc b/tests/pkgconf/lib1/framework-2.pc
new file mode 100644
index 0000000..793655a
--- /dev/null
+++ b/tests/pkgconf/lib1/framework-2.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: framework-2
+Description: Another pkg-config test
+Version: 1.3
+Libs: -F${libdir} -framework framework-2
+Requires: framework-1
diff --git a/tests/pkgconf/lib1/idirafter-ordering.pc b/tests/pkgconf/lib1/idirafter-ordering.pc
new file mode 100644
index 0000000..c42f702
--- /dev/null
+++ b/tests/pkgconf/lib1/idirafter-ordering.pc
@@ -0,0 +1,4 @@
+Name: Bad
+Description: Demonstrates problems with -idirafter in old pkg-config; see also https://bugs.freedesktop.org/show_bug.cgi?id=23480
+Version: 1
+Cflags: -I/opt/bad/include1 -idirafter -I/opt/bad/include2 -I/opt/bad/include3
diff --git a/tests/pkgconf/lib1/idirafter.pc b/tests/pkgconf/lib1/idirafter.pc
new file mode 100644
index 0000000..6c37c8b
--- /dev/null
+++ b/tests/pkgconf/lib1/idirafter.pc
@@ -0,0 +1,4 @@
+Name: Bad
+Description: Demonstrates problems with -idirafter in both old pkg-config and current pkgconf; see also https://bugs.freedesktop.org/show_bug.cgi?id=97337
+Version: 1
+Cflags: -idirafter /opt/bad/include -idirafter /opt/bad2/include
diff --git a/tests/pkgconf/lib1/incomplete.pc b/tests/pkgconf/lib1/incomplete.pc
new file mode 100644
index 0000000..40f0d91
--- /dev/null
+++ b/tests/pkgconf/lib1/incomplete.pc
@@ -0,0 +1,4 @@
+Name: incomplete
+Description: incomplete package without CFLAGS/LIBS entries (freedesktop #54271)
+Version: 1.2.3
+
diff --git a/tests/pkgconf/lib1/intermediary-1.pc b/tests/pkgconf/lib1/intermediary-1.pc
new file mode 100644
index 0000000..38ee483
--- /dev/null
+++ b/tests/pkgconf/lib1/intermediary-1.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: intermediary-1
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -lintermediary-1 -lfoo -lbar -lbaz
+Cflags:
diff --git a/tests/pkgconf/lib1/intermediary-2.pc b/tests/pkgconf/lib1/intermediary-2.pc
new file mode 100644
index 0000000..188ce6b
--- /dev/null
+++ b/tests/pkgconf/lib1/intermediary-2.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: intermediary-2
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -lintermediary-2 -lfoo -lbar -lbaz
+Cflags:
diff --git a/tests/pkgconf/lib1/isystem.pc b/tests/pkgconf/lib1/isystem.pc
new file mode 100644
index 0000000..98416b5
--- /dev/null
+++ b/tests/pkgconf/lib1/isystem.pc
@@ -0,0 +1,4 @@
+Name: Bad
+Description: Demonstrates problems with -isystem in both old pkg-config and current pkgconf; see also https://bugs.freedesktop.org/show_bug.cgi?id=72584
+Version: 1
+Cflags: -isystem /opt/bad/include -isystem /opt/bad2/include
diff --git a/tests/pkgconf/lib1/malformed-1.pc b/tests/pkgconf/lib1/malformed-1.pc
new file mode 100644
index 0000000..4f4a700
--- /dev/null
+++ b/tests/pkgconf/lib1/malformed-1.pc
@@ -0,0 +1,2 @@
+prefix=/usr\nName: GKrellM\nDescription: Extensible GTK system monitoring application\nVersion: 2.3.7\nRequires: gtk+-2.0 >= 2.4.0\nCflags: -I/usr/include\n
+
diff --git a/tests/pkgconf/lib1/malformed-quoting.pc b/tests/pkgconf/lib1/malformed-quoting.pc
new file mode 100644
index 0000000..b8a324e
--- /dev/null
+++ b/tests/pkgconf/lib1/malformed-quoting.pc
@@ -0,0 +1,4 @@
+Name: malformed-quoting
+Version: 1
+Description: None.
+Cflags: '-I/ABC
diff --git a/tests/pkgconf/lib1/malformed-version.pc b/tests/pkgconf/lib1/malformed-version.pc
new file mode 100644
index 0000000..41222cc
--- /dev/null
+++ b/tests/pkgconf/lib1/malformed-version.pc
@@ -0,0 +1,5 @@
+Name: malformed-version
+Version: 3.922 2018-03-17
+Description: None.
+Cflags: -Ifoo
+Libs: -lbar
diff --git a/tests/pkgconf/lib1/metapackage-1.pc b/tests/pkgconf/lib1/metapackage-1.pc
new file mode 100644
index 0000000..bb59db1
--- /dev/null
+++ b/tests/pkgconf/lib1/metapackage-1.pc
@@ -0,0 +1,6 @@
+Name: metapackage-1
+Version: 0.1
+Description: metapackage for testing purposes
+Requires.private: metapackage-2
+Libs: -lmetapackage-1
+Cflags: -I/metapackage-1
diff --git a/tests/pkgconf/lib1/metapackage-2.pc b/tests/pkgconf/lib1/metapackage-2.pc
new file mode 100644
index 0000000..d8bf7d6
--- /dev/null
+++ b/tests/pkgconf/lib1/metapackage-2.pc
@@ -0,0 +1,5 @@
+Name: metapackage-2
+Version: 0.1
+Description: metapackage for testing purposes
+Libs: -lmetapackage-2
+Cflags: -I/metapackage-2
diff --git a/tests/pkgconf/lib1/metapackage-3.pc b/tests/pkgconf/lib1/metapackage-3.pc
new file mode 100644
index 0000000..111954a
--- /dev/null
+++ b/tests/pkgconf/lib1/metapackage-3.pc
@@ -0,0 +1,4 @@
+Name: metapackage-3
+Version: 0.1
+Description: metapackage for testing purposes
+Requires.private: bar
diff --git a/tests/pkgconf/lib1/metapackage.pc b/tests/pkgconf/lib1/metapackage.pc
new file mode 100644
index 0000000..3ce0db3
--- /dev/null
+++ b/tests/pkgconf/lib1/metapackage.pc
@@ -0,0 +1,4 @@
+Name: metapackage
+Version: 0.1
+Description: metapackage for testing purposes
+Requires: metapackage-1, metapackage-2
diff --git a/tests/pkgconf/lib1/missing-require.pc b/tests/pkgconf/lib1/missing-require.pc
new file mode 100644
index 0000000..ede148d
--- /dev/null
+++ b/tests/pkgconf/lib1/missing-require.pc
@@ -0,0 +1,11 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: missing-require
+Description: A testing pkg-config file
+Version: 1.2.3
+Requires.private: missing
+Libs: -L${libdir} -lfoo
+Cflags: -fPIC -I${includedir}/foo
diff --git a/tests/pkgconf/lib1/multiline-bogus.pc b/tests/pkgconf/lib1/multiline-bogus.pc
new file mode 100644
index 0000000..c7f0065
--- /dev/null
+++ b/tests/pkgconf/lib1/multiline-bogus.pc
@@ -0,0 +1,9 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: multiline
+Description: A multiline
+description blah blah blah
+Version: 1.2.3
diff --git a/tests/pkgconf/lib1/multiline.pc b/tests/pkgconf/lib1/multiline.pc
new file mode 100644
index 0000000..75b5902
--- /dev/null
+++ b/tests/pkgconf/lib1/multiline.pc
@@ -0,0 +1,9 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: multiline
+Description: A multiline \
+             description
+Version: 1.2.3
diff --git a/tests/pkgconf/lib1/no-trailing-newline.pc b/tests/pkgconf/lib1/no-trailing-newline.pc
new file mode 100644
index 0000000..eaf2f8f
--- /dev/null
+++ b/tests/pkgconf/lib1/no-trailing-newline.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: no-trailing-newline
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir}/no-trailing-newline -lno-trailing-newline
+Cflags: -I${includedir}/no-trailing-newline
diff --git a/tests/pkgconf/lib1/nocflag.pc b/tests/pkgconf/lib1/nocflag.pc
new file mode 100644
index 0000000..0a3d752
--- /dev/null
+++ b/tests/pkgconf/lib1/nocflag.pc
@@ -0,0 +1,9 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: foo
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir} -lfoo
diff --git a/tests/pkgconf/lib1/nolib.pc b/tests/pkgconf/lib1/nolib.pc
new file mode 100644
index 0000000..b47e30c
--- /dev/null
+++ b/tests/pkgconf/lib1/nolib.pc
@@ -0,0 +1,9 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: foo
+Description: A testing pkg-config file
+Version: 1.2.3
+Cflags: -fPIC -I${includedir}/foo
diff --git a/tests/pkgconf/lib1/omg-sysroot-uninstalled.pc b/tests/pkgconf/lib1/omg-sysroot-uninstalled.pc
new file mode 100644
index 0000000..7e391b9
--- /dev/null
+++ b/tests/pkgconf/lib1/omg-sysroot-uninstalled.pc
@@ -0,0 +1,10 @@
+prefix=${pc_sysrootdir}/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: omg-sysroot
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir} -lomg
+Cflags: -fPIC -I${includedir}/omg
diff --git a/tests/pkgconf/lib1/omg-uninstalled.pc b/tests/pkgconf/lib1/omg-uninstalled.pc
new file mode 100644
index 0000000..17d8078
--- /dev/null
+++ b/tests/pkgconf/lib1/omg-uninstalled.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: omg
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir} -lomg
+Cflags: -fPIC -I${includedir}/omg
diff --git a/tests/pkgconf/lib1/orphaned-requires-private.pc b/tests/pkgconf/lib1/orphaned-requires-private.pc
new file mode 100644
index 0000000..c62bab4
--- /dev/null
+++ b/tests/pkgconf/lib1/orphaned-requires-private.pc
@@ -0,0 +1,8 @@
+Name: orphaned-requires-private
+Version: 1
+Description: A testing module for pkgconf
+URL: http://www.pkgconf.org/
+Requires: foo
+Requires.private: orphaned-foo
+Cflags: -DUNREACHABLE
+Libs:
diff --git a/tests/pkgconf/lib1/paren-quoting.pc b/tests/pkgconf/lib1/paren-quoting.pc
new file mode 100644
index 0000000..08ed49d
--- /dev/null
+++ b/tests/pkgconf/lib1/paren-quoting.pc
@@ -0,0 +1,5 @@
+Name: paren-quoting
+Description: Another pkg-config test
+Version: 1.3
+Libs: -L$(libdir) -ltilde
+Cflags: -I$(includedir)
diff --git a/tests/pkgconf/lib1/pcfiledir.pc b/tests/pkgconf/lib1/pcfiledir.pc
new file mode 100644
index 0000000..fa6ada9
--- /dev/null
+++ b/tests/pkgconf/lib1/pcfiledir.pc
@@ -0,0 +1,8 @@
+prefix=${pcfiledir}
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: foo
+Description: A testing pkg-config file with a ${pcfiledir}
+Version: 1.2.3
diff --git a/tests/pkgconf/lib1/prefix-foo1.pc b/tests/pkgconf/lib1/prefix-foo1.pc
new file mode 100644
index 0000000..7a6e900
--- /dev/null
+++ b/tests/pkgconf/lib1/prefix-foo1.pc
@@ -0,0 +1,12 @@
+prefix=/test/bar
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: prefix-foo1
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir} -lfoo1
+Cflags: -fPIC -I${includedir}/foo -DBAR
+Cflags.private: -DFOO_STATIC
+
diff --git a/tests/pkgconf/lib1/prefix-foo2.pc b/tests/pkgconf/lib1/prefix-foo2.pc
new file mode 100644
index 0000000..0546975
--- /dev/null
+++ b/tests/pkgconf/lib1/prefix-foo2.pc
@@ -0,0 +1,12 @@
+prefix=/test/bar
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: prefix-foo2
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir} -lfoo2
+Cflags: -fPIC -I${includedir}/foo -DFOO
+Cflags.private: -DFOO_STATIC
+
diff --git a/tests/pkgconf/lib1/private-libs-duplication.pc b/tests/pkgconf/lib1/private-libs-duplication.pc
new file mode 100644
index 0000000..7f0f573
--- /dev/null
+++ b/tests/pkgconf/lib1/private-libs-duplication.pc
@@ -0,0 +1,7 @@
+Name: private-libs-duplication
+Description: test
+Version: 1.0
+Requires: baz bar
+Libs: -lprivate
+Libs.private: -lfoo
+
diff --git a/tests/pkgconf/lib1/provides-request-simple.pc b/tests/pkgconf/lib1/provides-request-simple.pc
new file mode 100644
index 0000000..7e12c2d
--- /dev/null
+++ b/tests/pkgconf/lib1/provides-request-simple.pc
@@ -0,0 +1,6 @@
+Name: provides-request-simple
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -lfoo
+Cflags: -I/usr/include/foo
+Requires: provides-test-foo
diff --git a/tests/pkgconf/lib1/provides.pc b/tests/pkgconf/lib1/provides.pc
new file mode 100644
index 0000000..0480c73
--- /dev/null
+++ b/tests/pkgconf/lib1/provides.pc
@@ -0,0 +1,6 @@
+Name: provides
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -lfoo
+Cflags: -I/usr/include/foo
+Provides: provides-test-foo = 1.0.0, provides-test-bar > 1.1.0, provides-test-baz >= 1.1.0, provides-test-quux < 1.2.0, provides-test-moo <= 1.2.0, provides-test-meow != 1.3.0
diff --git a/tests/pkgconf/lib1/quotes.pc b/tests/pkgconf/lib1/quotes.pc
new file mode 100644
index 0000000..3213fbe
--- /dev/null
+++ b/tests/pkgconf/lib1/quotes.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: quotes
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir} -lfoo
+Cflags: -DQUOTED=\"bla\" -DA=\"escaped\ string\'\ \literal\" -DB="\1\$" -DC='bla'
diff --git a/tests/pkgconf/lib1/requires-internal-2.pc b/tests/pkgconf/lib1/requires-internal-2.pc
new file mode 100644
index 0000000..8467720
--- /dev/null
+++ b/tests/pkgconf/lib1/requires-internal-2.pc
@@ -0,0 +1,9 @@
+prefix=/test/local
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: requires-internal
+Description: A testing pkg-config file
+Version: 1.2.3
+Requires.internal: cflags-internal
diff --git a/tests/pkgconf/lib1/requires-internal-collision.pc b/tests/pkgconf/lib1/requires-internal-collision.pc
new file mode 100644
index 0000000..2b257cf
--- /dev/null
+++ b/tests/pkgconf/lib1/requires-internal-collision.pc
@@ -0,0 +1,10 @@
+prefix=/test/local
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: requires-internal
+Description: A testing pkg-config file
+Version: 1.2.3
+Requires.internal: cflags-internal
+Requires.private: cflags-internal
diff --git a/tests/pkgconf/lib1/requires-internal-missing.pc b/tests/pkgconf/lib1/requires-internal-missing.pc
new file mode 100644
index 0000000..8c55a1d
--- /dev/null
+++ b/tests/pkgconf/lib1/requires-internal-missing.pc
@@ -0,0 +1,10 @@
+prefix=/test/local
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: requires-internal
+Description: A testing pkg-config file
+Version: 1.2.3
+Requires.internal: static-libs, missing
+Requires.private: foo
diff --git a/tests/pkgconf/lib1/requires-internal.pc b/tests/pkgconf/lib1/requires-internal.pc
new file mode 100644
index 0000000..b7d5a05
--- /dev/null
+++ b/tests/pkgconf/lib1/requires-internal.pc
@@ -0,0 +1,10 @@
+prefix=/test/local
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: requires-internal
+Description: A testing pkg-config file
+Version: 1.2.3
+Requires.internal: static-libs
+Requires.private: foo
diff --git a/tests/pkgconf/lib1/spaces-in-paths.pc b/tests/pkgconf/lib1/spaces-in-paths.pc
new file mode 100644
index 0000000..490624e
--- /dev/null
+++ b/tests/pkgconf/lib1/spaces-in-paths.pc
@@ -0,0 +1,7 @@
+prefix=/test\ with\ spaces
+includedir=${prefix}/include
+
+Name: spaces-in-paths
+Version: 1
+Description: test package for properly expanding spaces in variables
+Cflags: -I${includedir} -I${includedir}/subdir
diff --git a/tests/pkgconf/lib1/static-archive-libs.pc b/tests/pkgconf/lib1/static-archive-libs.pc
new file mode 100644
index 0000000..95f7bfb
--- /dev/null
+++ b/tests/pkgconf/lib1/static-archive-libs.pc
@@ -0,0 +1,10 @@
+prefix=/test/local
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: static-archive-libs
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: /libfoo.a -pthread
+Cflags: -I${includedir}/foo
diff --git a/tests/pkgconf/lib1/static-libs.pc b/tests/pkgconf/lib1/static-libs.pc
new file mode 100644
index 0000000..075b331
--- /dev/null
+++ b/tests/pkgconf/lib1/static-libs.pc
@@ -0,0 +1,12 @@
+prefix=/test/local
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: static-libs
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -lbar
+Libs.private: -lbar-private
+Cflags: -I${includedir}/foo
+Requires.private: foo
diff --git a/tests/pkgconf/lib1/sysroot-dir-2.pc b/tests/pkgconf/lib1/sysroot-dir-2.pc
new file mode 100644
index 0000000..31f3ffd
--- /dev/null
+++ b/tests/pkgconf/lib1/sysroot-dir-2.pc
@@ -0,0 +1,7 @@
+prefix=${pc_sysrootdir}/usr
+
+Name: sysroot-dir
+Description: Package for testing whether sysroot dirs are repeated or not
+Version: 1
+CFlags: -I${prefix}/include
+Libs: -L${prefix}/lib -lfoo
diff --git a/tests/pkgconf/lib1/sysroot-dir-3.pc b/tests/pkgconf/lib1/sysroot-dir-3.pc
new file mode 100644
index 0000000..8c53a45
--- /dev/null
+++ b/tests/pkgconf/lib1/sysroot-dir-3.pc
@@ -0,0 +1,9 @@
+prefix=/sysroot/usr
+includedir=${prefix}/include
+libdir=${prefix}/lib
+
+Name: sysroot-dir
+Description: Package for testing whether sysroot dirs are repeated or not
+Version: 1
+CFlags: -I${includedir}
+Libs: -L${libdir} -lfoo
diff --git a/tests/pkgconf/lib1/sysroot-dir-4.pc b/tests/pkgconf/lib1/sysroot-dir-4.pc
new file mode 100644
index 0000000..524dc7c
--- /dev/null
+++ b/tests/pkgconf/lib1/sysroot-dir-4.pc
@@ -0,0 +1,9 @@
+prefix=${pc_sysrootdir}/usr
+includedir=${prefix}/include
+libdir=${prefix}/lib
+
+Name: sysroot-dir
+Description: Package for testing whether sysroot dirs are repeated or not
+Version: 1
+CFlags: -I${includedir}
+Libs: -L${libdir} -lfoo
diff --git a/tests/pkgconf/lib1/sysroot-dir-5.pc b/tests/pkgconf/lib1/sysroot-dir-5.pc
new file mode 100644
index 0000000..8c53a45
--- /dev/null
+++ b/tests/pkgconf/lib1/sysroot-dir-5.pc
@@ -0,0 +1,9 @@
+prefix=/sysroot/usr
+includedir=${prefix}/include
+libdir=${prefix}/lib
+
+Name: sysroot-dir
+Description: Package for testing whether sysroot dirs are repeated or not
+Version: 1
+CFlags: -I${includedir}
+Libs: -L${libdir} -lfoo
diff --git a/tests/pkgconf/lib1/sysroot-dir.pc b/tests/pkgconf/lib1/sysroot-dir.pc
new file mode 100644
index 0000000..8334c50
--- /dev/null
+++ b/tests/pkgconf/lib1/sysroot-dir.pc
@@ -0,0 +1,5 @@
+Name: sysroot-dir
+Description: Package for testing whether sysroot dirs are repeated or not
+Version: 1
+CFlags: -I/sysroot/include
+Libs: -L/sysroot/lib -lfoo
diff --git a/tests/pkgconf/lib1/tilde-quoting.pc b/tests/pkgconf/lib1/tilde-quoting.pc
new file mode 100644
index 0000000..4d37978
--- /dev/null
+++ b/tests/pkgconf/lib1/tilde-quoting.pc
@@ -0,0 +1,5 @@
+Name: tilde
+Description: Another pkg-config test
+Version: 1.3
+Libs: -L~ -ltilde
+Cflags: -I~
diff --git a/tests/pkgconf/lib1/tilde.pc b/tests/pkgconf/lib1/tilde.pc
new file mode 100644
index 0000000..a4002ec
--- /dev/null
+++ b/tests/pkgconf/lib1/tilde.pc
@@ -0,0 +1,11 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: Tilde version test
+Description: Test package for checking rpmvercmp ~ handling
+Version: 1.0.0~rc1
+Requires:
+Libs: -L${libdir} -ltilde
+Cflags: -I${includedir}
diff --git a/tests/pkgconf/lib1/tuple-quoting.pc b/tests/pkgconf/lib1/tuple-quoting.pc
new file mode 100644
index 0000000..666ba4a
--- /dev/null
+++ b/tests/pkgconf/lib1/tuple-quoting.pc
@@ -0,0 +1,7 @@
+prefix="/test"
+libdir=${prefix}/lib
+
+Name: tuple-quoting
+Description: Another pkg-config test
+Version: 1.3
+Libs: -L${libdir} -lfoo
diff --git a/tests/pkgconf/lib1/typelibdir.pc b/tests/pkgconf/lib1/typelibdir.pc
new file mode 100644
index 0000000..16e46c4
--- /dev/null
+++ b/tests/pkgconf/lib1/typelibdir.pc
@@ -0,0 +1,11 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+typelibdir=${libdir}/typelibdir
+
+Name: test
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -llib-1
+Cflags: 
diff --git a/tests/pkgconf/lib1/unavailable-provider.pc b/tests/pkgconf/lib1/unavailable-provider.pc
new file mode 100644
index 0000000..a8eed66
--- /dev/null
+++ b/tests/pkgconf/lib1/unavailable-provider.pc
@@ -0,0 +1,11 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: unavailable_provider
+Description: Provides an otherwise unavailable package
+Version: 1.2.3
+Provides: unavailable = 1.2.3
+Libs: -lunavailable
+Cflags:
diff --git a/tests/pkgconf/lib1/utf8.pc b/tests/pkgconf/lib1/utf8.pc
new file mode 100644
index 0000000..6507ec0
--- /dev/null
+++ b/tests/pkgconf/lib1/utf8.pc
@@ -0,0 +1,10 @@
+prefix=/tëst
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: utf8
+Description: Library installed in a prefix with UTF-8
+Version: 0
+Libs: -L${libdir} -lutf8
+Cflags: -I${includedir}
diff --git a/tests/pkgconf/lib1/variable-whitespace.pc b/tests/pkgconf/lib1/variable-whitespace.pc
new file mode 100644
index 0000000..8d8eab2
--- /dev/null
+++ b/tests/pkgconf/lib1/variable-whitespace.pc
@@ -0,0 +1,11 @@
+
+prefix=/test  
+exec_prefix= ${prefix}
+libdir= ${prefix}/lib64
+includedir=${prefix}/include
+
+Name: variable-whitespace
+Description: A test for variable whitespace
+Version: 2.12.3
+Libs: -lvariable-whitespace -L${libdir}
+Cflags:   -I${includedir}
diff --git a/tests/pkgconf/lib2/foo.pc b/tests/pkgconf/lib2/foo.pc
new file mode 100644
index 0000000..44588f2
--- /dev/null
+++ b/tests/pkgconf/lib2/foo.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: foo
+Description: A testing pkg-config file
+Version: 1.2.3
+Libs: -L${libdir} -lfoo
+Cflags: -fPIC -I${includedir}/foo
diff --git a/tests/pkgconf/lib3/bar.pc b/tests/pkgconf/lib3/bar.pc
new file mode 100644
index 0000000..9157d06
--- /dev/null
+++ b/tests/pkgconf/lib3/bar.pc
@@ -0,0 +1,10 @@
+prefix=/test
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: bar
+Description: Another pkg-config test
+Version: 1.3
+Libs: -L${libdir} -lbar
+Requires: foo
diff --git a/tests/pkgconf/meson.build b/tests/pkgconf/meson.build
new file mode 100644
index 0000000..20ba470
--- /dev/null
+++ b/tests/pkgconf/meson.build
@@ -0,0 +1,30 @@
+tests = files(
+  'basic.toml',
+  'conflicts.toml',
+  'framework.toml',
+  'parser.toml',
+  'provides.toml',
+  #'regress.toml',
+  #'requires.toml',
+  #'symlink.toml',
+  'sysroot.toml',
+  'version.toml',
+)
+
+tests += [configure_file(
+  configuration : {'PKGCONF_VERSION' : meson.project_version()},
+  input : 'builtins.toml.in',
+  output : '@BASENAME@',
+)]
+
+test(
+  'pkgconf tests',
+  python_interpreter,
+  args: [
+    files('runner.py'),
+    '@0@ pkg-config'.format(cps_config.full_path()),
+    tests,
+    '--tap'
+  ],
+  protocol: 'tap',
+)
diff --git a/tests/pkgconf/parser.toml b/tests/pkgconf/parser.toml
new file mode 100644
index 0000000..52860a2
--- /dev/null
+++ b/tests/pkgconf/parser.toml
@@ -0,0 +1,168 @@
+[setup]
+  [setup.env]
+    PKG_CONFIG_PATH="{test_root}/lib1"
+
+[comments]
+  args = ["--libs", "comments"]
+  stdout = "-lfoo\n"
+  expected_fail = true
+
+[comments_in_fields]
+  args = ["--libs", "comments-in-fields"]
+  stdout = "-lfoo\n"
+  expected_fail = true
+
+[dos]
+  args = ["--libs", "dos-lineendings"]
+  stdout = "-L/test/lib/dos-lineendings -ldos-lineendings\n"
+  expected_fail = true
+
+[no_trailing_newline]
+  args = ["--cflags", "no-trailing-newline"]
+  stdout = "-I/test/include/no-trailing-newline\n"
+
+[argv_parse_body]
+  args = ["--libs", "argv-parse"]
+  stdout = "-llib-3 -llib-1 -llib-2 -lpthread\n"
+  expected_fail = true
+
+[bad_option]
+  args = ["--exists", "-foo"]
+  exitcode = 1
+  stderr = '<ignore>'
+  expected_fail = true
+
+[argv_parse_3]
+  args = ["--libs", "argv-parse-3"]
+  stdout = "-llib-1 -pthread /test/lib/lib2.so\n"
+  expected_fail = true
+
+[tilde_quoting_body]
+  args = ["--cflags", "--libs", "tilde-quoting"]
+  stdout = "-I~ -L~ -ltilde\n"
+  expected_fail = true
+
+[paren_quoting]
+  args = ["--libs", "paren-quoting"]
+  stdout = "-L$(libdir) -ltilde\n"
+  expected_fail = true
+
+[multiline_field_body]
+  args = ["--list-all"]
+  stdout_contains = "multiline description"
+  stderr = '<ignore>'
+  expected_fail = true
+
+[multiline_bogus_header]
+  args = ["--exists", "multiline-bogus"]
+  expected_fail = true
+
+[escaped_backslash]
+  args = ["--cflags", "escaped-backslash"]
+  stderr = '<ignore>'
+  stdout = "-IC:\\\\A\n"
+  expected_fail = true
+
+[quoted_body]
+  args = ["--cflags", "quotes"]
+  stdout = "-DQUOTED=\\\"bla\\\" -DA=\\\"escaped\\ string\\'\\ literal\\\" -DB=\\\\1$ -DC=bla\n"
+  expected_fail = true
+
+[flag_order_1]
+  args = ["--libs", "flag-order-1"]
+  stdout = "-L/test/lib -Bdynamic -lfoo -Bstatic -lbar\n"
+  expected_fail = true
+
+[flag_order_2]
+  args = ["--libs", "flag-order-1", "foo"]
+  stdout = "-L/test/lib -Bdynamic -lfoo -Bstatic -lbar -lfoo\n"
+  expected_fail = true
+
+[flag_order_3]
+  args = ["--libs", "flag-order-3"]
+  stdout = "-L/test/lib -Wl,--start-group -lfoo -lbar -Wl,--end-group\n"
+  expected_fail = true
+
+[flag_order_4]
+  args = ["--libs", "flag-order-3", "foo"]
+  stdout = "-L/test/lib -Wl,--start-group -lfoo -lbar -Wl,--end-group -lfoo\n"
+  expected_fail = true
+
+[variable_whitespace]
+  args = ["--cflags", "variable-whitespace"]
+  stdout = "-I/test/include\n"
+  expected_fail = true
+
+[fragment_quoting]
+  args = ["--cflags", "fragment-quoting"]
+  stdout = "-fPIC -I/test/include/foo -DQUOTED=\\\"/test/share/doc\\\"\n"
+  expected_fail = true
+
+[fragment_quoting_2]
+  args = ["--cflags", "fragment-quoting-2"]
+  stdout = "-fPIC -I/test/include/foo -DQUOTED=/test/share/doc\n"
+  expected_fail = true
+
+[fragment_quoting_3]
+  args = ["--cflags", "fragment-quoting-3"]
+  stdout = "-fPIC -I/test/include/foo -DQUOTED=\\\"/test/share/doc\\\"\n"
+  expected_fail = true
+
+[fragment_quoting_5]
+  args = ["--cflags", "fragment-quoting-5"]
+  stdout = "-fPIC -I/test/include/foo -DQUOTED=/test/share/doc\n"
+  expected_fail = true
+
+[fragment_quoting_7]
+  args = ["--cflags", "fragment-quoting-7"]
+  stdout = "-Dhello=10 -Dworld=+32 -DDEFINED_FROM_PKG_CONFIG=hello\\ world\n"
+  expected_fail = true
+
+[fragment_escaping_1]
+  args = ["--cflags", "fragment-escaping-1"]
+  stdout = "-IC:\\\\D\\ E\n"
+  expected_fail = true
+
+[fragment_escaping_2]
+  args = ["--cflags", "fragment-escaping-2"]
+  stdout = "-IC:\\\\D\\ E\n"
+  expected_fail = true
+
+[fragment_escaping_3]
+  args = ["--cflags", "fragment-escaping-3"]
+  stdout = "-IC:\\\\D\\ E\n"
+  expected_fail = true
+
+# TODO: quoting 7a
+
+[comment_body]
+  args = ["--cflags", "fragment-comment"]
+  stdout = "kuku=\\#ttt\n"
+  expected_fail = true
+
+# TODO: fragment_comment
+
+[msvc_fragment_quoting]
+  args = ["--libs", "--msvc-syntax", "fragment-escaping-1"]
+  stdout = "/libpath:\"C:\\D E\" E.lib \n"
+  expected_fail = true
+
+[msvc_fragment_render_cflags]
+  args = ["--cflags", "--static", "--msvc-syntax", "foo"]
+  stdout = "/I/test/include/foo /DFOO_STATIC \n"
+  expected_fail = true
+
+[tuple_dequote]
+  args = ["--libs", "tuple-quoting"]
+  stdout = "-L/test/lib -lfoo\n"
+  expected_fail = true
+
+[version_with_whitespace]
+  args = ["--modversion", "malformed-version"]
+  stdout = "3.922\n"
+  expected_fail = true
+
+[version_with_whitespace_diagnostic]
+  args = ["--validate", "malformed-version"]
+  stdout_contains = "warning: malformed version field with whitespace, trimming to [3.922]"
+  expected_fail = true
diff --git a/tests/pkgconf/provides.toml b/tests/pkgconf/provides.toml
new file mode 100644
index 0000000..a1825c6
--- /dev/null
+++ b/tests/pkgconf/provides.toml
@@ -0,0 +1,315 @@
+[setup]
+  [setup.env]
+    PKG_CONFIG_PATH="{test_root}/lib1"
+
+[simple1]
+  args = ["--print-provides", "provides"]
+  stdout = """
+provides-test-foo = 1.0.0
+provides-test-bar > 1.1.0
+provides-test-baz >= 1.1.0
+provides-test-quux < 1.2.0
+provides-test-moo <= 1.2.0
+provides-test-meow != 1.3.0
+provides = 1.2.3
+"""
+  expected_fail = true
+
+[simple2]
+  args = ["--libs", "provides-request-simple"]
+  stdout = "-lfoo\n"
+  expected_fail = true
+
+[simple3]
+  args = ["--no-provides", "--libs", "provides-request-simple"]
+  stderr = '<ignore>'
+  exitcode = 1
+  expected_fail = true
+
+[foo]
+  args = ["--libs", "provides-test-foo"]
+  stdout = '<ignore>'
+
+[foo_eq]
+  args = ["--libs", "provides-test-foo = 1.0.0"]
+  stdout = '<ignore>'
+
+[foo_ge]
+  args = ["--libs", "provides-test-foo >= 1.0.0"]
+  stdout = '<ignore>'
+
+[foo_le]
+  args = ["--libs", "provides-test-foo <= 1.0.0"]
+  stdout = '<ignore>'
+
+[foo_ne]
+  args = ["--libs", "provides-test-foo != 1.0.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[foo_gt]
+  args = ["--libs", "provides-test-foo > 1.0.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[foo_lt]
+  args = ["--libs", "provides-test-foo < 1.0.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[bar]
+  args = ["--libs", "provides-test-bar"]
+  stdout = '<ignore>'
+
+[bar_eq]
+  args = ["--libs", "provides-test-bar = 1.1.1"]
+  stdout = '<ignore>'
+
+[bar_ge]
+  args = ["--libs", "provides-test-bar >= 1.1.1"]
+  stdout = '<ignore>'
+
+[bar_le]
+  args = ["--libs", "provides-test-bar <= 1.1.1"]
+  stdout = '<ignore>'
+
+[bar_le2]
+  args = ["--libs", "provides-test-bar <= 1.1.0"]
+  exitcode = 1
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+
+[bar_le3]
+  args = ["--libs", "provides-test-bar <= 1.2.0"]
+  stdout = '<ignore>'
+
+[bar_ne]
+  args = ["--libs", "provides-test-bar != 1.1.0"]
+  stdout = '<ignore>'
+
+[bar_ne2]
+  args = ["--libs", "provides-test-bar != 1.1.1"]
+  exitcode = 1
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+
+[bar_gt]
+  args = ["--libs", "provides-test-bar > 1.1.1"]
+  stdout = '<ignore>'
+
+[baz]
+  args = ["--libs", "provides-test-baz"]
+  stdout = '<ignore>'
+
+[baz_eq]
+  args = ["--libs", "provides-test-baz = 1.1.0"]
+  stdout = '<ignore>'
+
+[baz_ge]
+  args = ["--libs", "provides-test-baz >= 1.1.0"]
+  stdout = '<ignore>'
+
+[baz_le]
+  args = ["--libs", "provides-test-baz <= 1.1.0"]
+  stdout = '<ignore>'
+
+[baz_ne]
+  args = ["--libs", "provides-test-baz != 1.1.0"]
+  exitcode = 1
+  stderr = '<ignore>'
+  stdout = '<ignore>'
+
+[baz_ne2]
+  args = ["--libs", "provides-test-baz != 1.0.0"]
+  stdout = '<ignore>'
+
+[baz_gt1]
+  args = ["--libs", "provides-test-baz > 1.1.1"]
+  stdout = '<ignore>'
+
+[baz_gt2]
+  args = ["--libs", "provides-test-baz > 1.1.0"]
+  stdout = '<ignore>'
+
+[baz_lt1]
+  args = ["--libs", "provides-test-baz < 1.1.0"]
+  exitcode = 1
+  stderr = '<ignore>'
+  stdout = '<ignore>'
+
+[baz_lt2]
+  args = ["--libs", "provides-test-baz < 1.2.0"]
+  stdout = '<ignore>'
+
+[quux]
+  args = ["--libs", "provides-test-quux"]
+  stdout = '<ignore>'
+
+[quux_eq]
+  args = ["--libs", "provides-test-quux = 1.1.9"]
+  stdout = '<ignore>'
+
+[quux_ge]
+  args = ["--libs", "provides-test-quux >= 1.1.0"]
+  stdout = '<ignore>'
+
+[quux_ge2]
+  args = ["--libs", "provides-test-quux >= 1.2.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[quux_le]
+  args = ["--libs", "provides-test-quux <= 1.1.9"]
+  stdout = '<ignore>'
+
+[quux_ne]
+  args = ["--libs", "provides-test-quux != 1.2.0"]
+  stdout = '<ignore>'
+
+[quux_ne2]
+  args = ["--libs", "provides-test-quux != 1.1.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[quux_ne3]
+  args = ["--libs", "provides-test-quux != 1.0.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[quux_gt]
+  args = ["--libs", "provides-test-quux > 1.1.9"]
+  stdout = '<ignore>'
+
+[quux_gt2]
+  args = ["--libs", "provides-test-quux > 1.2.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[quux_lt]
+  args = ["--libs", "provides-test-quux < 1.1.0"]
+  stdout = '<ignore>'
+
+[quux_lt2]
+  args = ["--libs", "provides-test-quux < 1.2.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[moo]
+  args = ["--libs", "provides-test-moo"]
+  stdout = '<ignore>'
+
+[moo_eq]
+  args = ["--libs", "provides-test-moo = 1.2.0"]
+  stdout = '<ignore>'
+
+[moo_ge]
+  args = ["--libs", "provides-test-moo >= 1.1.0"]
+  stdout = '<ignore>'
+
+[moo_ge2]
+  args = ["--libs", "provides-test-moo >= 1.2.1"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[moo_le]
+  args = ["--libs", "provides-test-moo <= 1.2.0"]
+  stdout = '<ignore>'
+
+[moo_ne]
+  args = ["--libs", "provides-test-moo != 1.1.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[moo_ne2]
+  args = ["--libs", "provides-test-moo != 1.0.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[moo_gt]
+  args = ["--libs", "provides-test-moo > 1.1.9"]
+  stdout = '<ignore>'
+
+[moo_gt2]
+  args = ["--libs", "provides-test-moo > 1.2.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[moo_lt]
+  args = ["--libs", "provides-test-moo < 1.1.0"]
+  stdout = '<ignore>'
+
+[moo_lt2]
+  args = ["--libs", "provides-test-moo < 1.2.0"]
+  stdout = '<ignore>'
+
+[meow]
+  args = ["--libs", "provides-test-meow"]
+  stdout = '<ignore>'
+
+[meow_eq]
+  args = ["--libs", "provides-test-meow = 1.3.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[meow_ne]
+  args = ["--libs", "provides-test-meow != 1.3.0"]
+  stdout = '<ignore>'
+
+[meow_gt]
+  args = ["--libs", "provides-test-meow > 1.2.9"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[meow_lt]
+  args = ["--libs", "provides-test-meow < 1.3.1"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[meow_lt2]
+  args = ["--libs", "provides-test-meow < 1.3.0"]
+  stdout = '<ignore>'
+
+[meow_ge]
+  args = ["--libs", "provides-test-meow >= 1.3.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[meow_ge2]
+  args = ["--libs", "provides-test-meow >= 1.3.1"]
+  stdout = '<ignore>'
+
+[meow_le]
+  args = ["--libs", "provides-test-meow <= 1.3.0"]
+  stdout = '<ignore>'
+  stderr = '<ignore>'
+  exitcode = 1
+
+[meow_lt3]
+  args = ["--libs", "provides-test-meow < 1.2.9"]
+  stdout = '<ignore>'
+
+[indirect_dependency_node_1]
+  args = ["--modversion", "provides-test-meow"]
+  stdout = "1.2.3\n"
+  expected_fail = true
+
+[indirect_dependency_node_2]
+  args = ["--modversion", "provides-test-meow = 1.3.0"]
+  stderr = '<ignore>'
+  exitcode = 1
diff --git a/tests/pkgconf/runner.py b/tests/pkgconf/runner.py
new file mode 100755
index 0000000..3290c3c
--- /dev/null
+++ b/tests/pkgconf/runner.py
@@ -0,0 +1,191 @@
+#!/usr/bin/env python
+# SDPX-License-Identifier: MIT
+
+# Copyright (c) 2016 pkgconf authors (see AUTHORS).
+# Copyright © 2023-2025 Intel Corporation
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# This software is provided 'as is' and without any warranty, express or
+# implied.  In no event shall the authors be liable for any damages arising
+# from the use of this software.
+
+"""Simple runner for test cases."""
+
+from __future__ import annotations
+import argparse
+import asyncio
+import dataclasses
+import enum
+import os
+import sys
+import tomllib
+import typing
+
+
+if typing.TYPE_CHECKING:
+
+    class TestDefinition(typing.TypedDict, total=False):
+        exitcode: int
+        stdout: str
+        stdout_contains: str
+        stderr: str
+        args: typing.List[str]
+        env: typing.Dict[str, str]
+        expected_fail: bool
+
+    class TestSetup(typing.TypedDict, total=False):
+        env: typing.Dict[str, str]
+
+    class Arguments(typing.Protocol):
+        suites: typing.List[str]
+        pkgconf: str
+        verbose: bool
+        tap: bool
+
+
+TEST_ROOT = os.path.dirname(os.path.abspath(__file__))
+
+
+class TestResult(enum.Enum):
+
+    PASS = enum.auto()
+    FAIL = enum.auto()
+    XPASS = enum.auto()
+    XFAIL = enum.auto()
+
+@dataclasses.dataclass
+class Result:
+
+    name: str
+    status: TestResult = TestResult.PASS
+    reason: typing.Optional[str] = None
+
+
+def interpolate(input: str) -> str:
+    return input.format(
+        test_root=TEST_ROOT,
+    )
+
+
+async def run_test(pkgconf: str, name: str, suite: str, test: TestDefinition,
+                   verbose: bool, setup: TestSetup, tap: bool) -> Result:
+
+    env: typing.Dict[str, str] = {}
+    if (renv := setup.get('env')) is not None:
+        env.update({k: interpolate(v) for k, v in renv.items()})
+    if (renv := test.get('env', None)) is not None:
+        env.update({k: interpolate(v) for k, v in renv.items()})
+
+    # We may need a better splitting algorithm here, shlex.split for *nix and...
+    # something for Windows.
+    exe, *args = pkgconf.split(" ")
+    proc = await asyncio.create_subprocess_exec(
+        exe, *args, *[interpolate(a) for a in test.get('args', [])],
+        stdout=asyncio.subprocess.PIPE,
+        stderr=asyncio.subprocess.PIPE,
+        env=env)
+
+    rout, rerr = await proc.communicate()
+    out = rout.decode() if rout is not None else '<no stdout>'
+    err = rerr.decode() if rerr is not None else '<no stderr>'
+
+    result = Result(name)
+
+    if (ret := test.get('exitcode', 0)) and proc.returncode != ret:
+        result.reason = f"Return code was {proc.returncode}, but expected {ret}"
+
+    # We either check contains, or we check match, but not both
+    if (exp := test.get('stdout_contains')) is not None:
+        exp = interpolate(exp)
+        if exp not in out:
+            result.reason = f"Stdout was {out!r}, which does not contain {exp!r}"
+    elif (exp := test.get('stdout', '')) != '<ignore>':
+        exp = interpolate(exp)
+        if out != exp:
+            result.reason = f"Stdout was {out!r}, but expected {exp!r}"
+
+    if (exp := test.get('stderr', '')) != '<ignore>':
+        exp = interpolate(exp)
+        if err != exp:
+            result.reason = f"Stderr was {err!r}, but expected {exp!r}"
+
+    x =  (result.reason, test.get('expected_fail', False))
+    if x == (None, False):
+        result.status = TestResult.PASS
+        if verbose:
+            print(f"{suite}.{name}: passed")
+    elif x == (None, True):
+        result.status = TestResult.XPASS
+        print(f"{suite}.{name}: unexpected passed")
+    elif x[1] is False:
+        result.status = TestResult.FAIL
+        print(f"{suite}.{name}: failure\n  reason: {result.reason}")
+    else:
+        result.status = TestResult.XFAIL
+        if verbose:
+            print(f"{suite}.{name}: expected failure\n  reason: {result.reason}")
+
+    if tap:
+        print('ok' if result.status in {TestResult.PASS, TestResult.XFAIL} else 'not ok',
+              '-', name)
+
+    return result
+
+
+async def run(args: Arguments) -> bool:
+    tests: typing.List[typing.Coroutine[typing.Any, typing.Any, Result]] = []
+    for suitef in args.suites:
+        with open(suitef, 'rb') as f:
+            suite: typing.Dict[str, TestDefinition] = tomllib.load(f)
+
+        setup: TestSetup = suite.pop('setup')
+        suite_name = os.path.splitext(os.path.basename(suitef))[0]
+
+        tests.extend(
+            [run_test(args.pkgconf, n, suite_name, s, args.verbose, setup, args.tap) for n, s in suite.items()])
+
+    if args.tap:
+        print(f'1..{len(tests)}')
+    results = await asyncio.gather(*tests)
+    totals = {'failure': 0, 'success': 0, 'xsuccess': 0, 'xfailure' : 0}
+    for r in results:
+        if r.status is TestResult.PASS:
+            totals['success'] += 1
+        elif r.status is TestResult.FAIL:
+            totals['failure'] += 1
+        elif r.status is TestResult.XPASS:
+            totals['xsuccess'] += 1
+        elif r.status is TestResult.XFAIL:
+            totals['xfailure'] += 1
+
+    if not args.tap:
+        print('\nTotals')
+        print('  Passes:           ', totals['success'])
+        print('  Failures:         ', totals['failure'])
+        print('  Expected Failures:', totals['xfailure'])
+        print('  Unexpected Passes:', totals['xsuccess'])
+
+    return totals['success'] + totals['xfailure'] == len(tests)
+
+
+def main() -> None:
+    parser = argparse.ArgumentParser()
+    parser.add_argument('pkgconf', help="Path to built pkgconf executable")
+    parser.add_argument('suites', nargs="+", help="One or more toml test suite definition")
+    parser.add_argument('--tap', action='store_true',
+                        help="Print Top compatible output")
+    parser.add_argument('-v', '--verbose', action='store_true',
+                        help="Print more information while running")
+    args: Arguments = parser.parse_args()
+
+    loop = asyncio.new_event_loop()
+    success = loop.run_until_complete(run(args))
+
+    sys.exit(int(not success))
+
+
+if __name__ == "__main__":
+    main()
diff --git a/tests/pkgconf/sysroot.toml b/tests/pkgconf/sysroot.toml
new file mode 100644
index 0000000..f0c655a
--- /dev/null
+++ b/tests/pkgconf/sysroot.toml
@@ -0,0 +1,94 @@
+[setup]
+  [setup.env]
+    PKG_CONFIG_PATH = "{test_root}/lib1"
+    PKG_CONFIG_SYSROOT_DIR = "/sentinal"
+
+[do_not_eat_slash]
+  args = ["--cflags", "baz"]
+  stdout = "-fPIC -I/test/include/foo\n"
+  expected_fail = true
+
+  [do_not_eat_slash.env]
+    PKG_CONFIG_SYSROOT_DIR = "/"
+
+[cflags]
+  args = ["--cflags", "baz"]
+  stdout = "-fPIC -I/sentinal/test/include/foo\n"
+  expected_fail = true
+
+[variable_prefix]
+  args = ["--variable=prefix", "foo"]
+  stdout = "{test_root}/test\n"
+  expected_fail = true
+
+  [variable_prefix.env]
+    PKG_CONFIG_SYSROOT_DIR = "{test_root}"
+
+[variable_includedir]
+  args = ["--variable=includedir", "foo"]
+  stdout = "{test_root}/test/include\n"
+  expected_fail = true
+
+  [variable_includedir.env]
+    PKG_CONFIG_SYSROOT_DIR = "{test_root}"
+
+[do_not_duplicate_sysroot_dir_2]
+  args = ["--cflags", "sysroot-dir-2"]
+  stdout = "-I/sysroot/usr/include\n"
+  expected_fail = true
+
+  [do_not_duplicate_sysroot_dir_2.env]
+    PKG_CONFIG_SYSROOT_DIR = "/sysroot"
+
+[do_not_duplicate_sysroot_dir_3]
+  args = ["--cflags", "sysroot-dir-3"]
+  stdout = "-I/sysroot/usr/include\n"
+  expected_fail = true
+
+  [do_not_duplicate_sysroot_dir_3.env]
+    PKG_CONFIG_SYSROOT_DIR = "/sysroot"
+
+[do_not_duplicate_sysroot_dir_4]
+  args = ["--cflags", "sysroot-dir-4"]
+  stdout = "-I/sentinal/usr/include\n"
+  expected_fail = true
+
+[do_not_duplicate_sysroot_dir_5]
+  args = ["--cflags", "sysroot-dir-5"]
+  stdout = "-I/sysroot/usr/include\n"
+  expected_fail = true
+
+  [do_not_duplicate_sysroot_dir_5.env]
+    PKG_CONFIG_SYSROOT_DIR = "/sysroot"
+
+[uninstalled]
+  args = ["--libs", "omg"]
+  stdout = "-L/test/lib -lomg\n"
+  expected_fail = true
+
+[uninstalled_pkgconf1]
+  args = ["--libs", "omg"]
+  stdout = "-L/sysroot/test/lib -lomg\n"
+  expected_fail = true
+
+  [uninstalled_pkgconf1.env]
+    PKG_CONFIG_SYSROOT_DIR = "/sysroot"
+    PKG_CONFIG_PKGCONF1_SYSROOT_RULES = "1"
+
+[uninstalled_fdo]
+  args = ["--libs", "omg"]
+  stdout = "-L/test/lib -lomg\n"
+  expected_fail = true
+
+  [uninstalled_fdo.env]
+    PKG_CONFIG_SYSROOT_DIR = "/sysroot"
+    PKG_CONFIG_FDO_SYSROOT_RULES = "1"
+
+[uninstalled_fdo_pc_sysrootdir]
+  args = ["--libs", "omg-sysroot"]
+  stdout = "-L/sysroot/test/lib -lomg\n"
+  expected_fail = true
+
+  [uninstalled_fdo_pc_sysrootdir.env]
+    PKG_CONFIG_SYSROOT_DIR = "/sysroot"
+    PKG_CONFIG_FDO_SYSROOT_RULES = "1"
diff --git a/tests/pkgconf/version.toml b/tests/pkgconf/version.toml
new file mode 100644
index 0000000..9458bd8
--- /dev/null
+++ b/tests/pkgconf/version.toml
@@ -0,0 +1,30 @@
+[setup]
+  [setup.env]
+    PKG_CONFIG_PATH="{test_root}/lib1"
+
+[atleast_valid]
+  args = ["--atleast-version", "1.0", "foo"]
+  expected_fail = true
+
+[atleast_invalid]
+  args = ["--atleast-version", "2.0", "foo"]
+  exitcode = 1
+  expected_fail = true
+
+[exact_valid]
+  args = ["--exact-version", "1.2.3", "foo"]
+  expected_fail = true
+
+[exact_invalid]
+  args = ["--exact-version", "1.0", "foo"]
+  exitcode = 1
+  expected_fail = true
+
+[max_valid]
+  args = ["--max-version", "2.0", "foo"]
+  expected_fail = true
+
+[max_invalid]
+  args = ["--max-version", "1.0", "foo"]
+  exitcode = 1
+  expected_fail = true