diff --git a/tests/test_adapters.py b/tests/test_adapters.py
index f12b7f2..9cfe6e2 100644
--- a/tests/test_adapters.py
+++ b/tests/test_adapters.py
@@ -1,46 +1,40 @@
 # -*- coding: utf-8 -*-
-
 import ssl
-import sure  # noqa
 import urllib3
+import pytest
 
 from cfscrape import CloudflareAdapter
 
 
-class TestCloudflareAdapter:
+@pytest.fixture
+def adapter():
+    adapter = CloudflareAdapter()
+    yield adapter
+    adapter.close()
 
-    def test_create_adapter(self):
-        adapter = CloudflareAdapter()
-        adapter.should.be.a("requests.adapters.HTTPAdapter")
-        adapter.close()
 
-    def test_get_connection(self):
-        adapter = CloudflareAdapter()
+def test_create_adapter(adapter):
+    assert isinstance(adapter, urllib3.HTTPAdapter)
 
-        conn = adapter.get_connection("https://127.0.0.1", None)
 
-        conn.conn_kw.should.be.a("dict")
-        conn.conn_kw.should.have.key("ssl_context")
-        ssl_context = conn.conn_kw["ssl_context"]
+def test_get_connection(adapter):
+    conn = adapter.get_connection("https://127.0.0.1", None)
 
-        # This should be ssl.SSLContext unless pyOpenSSL is installed.
-        # If pyOpenSSL is injected into urllib3, this should still work.
-        try:
-            assert isinstance(ssl_context, urllib3.contrib.pyopenssl.PyOpenSSLContext)
-        except BaseException:
-            assert isinstance(ssl_context, ssl.SSLContext)
+    assert isinstance(conn.conn_kw, dict)
+    assert "ssl_context" in conn.conn_kw
+    ssl_context = conn.conn_kw["ssl_context"]
 
-        adapter.close()
+    # This should be ssl.SSLContext unless pyOpenSSL is installed.
+    # If pyOpenSSL is injected into urllib3, this should still work.
+    assert isinstance(ssl_context, (ssl.SSLContext, urllib3.contrib.pyopenssl.PyOpenSSLContext))
 
-    def test_set_ciphers(self):
-        adapter = CloudflareAdapter()
 
-        # Reinitialize the pool manager with a different context
-        ctx = ssl.create_default_context()
-        adapter.init_poolmanager(1, 1, ssl_context=ctx)
-        # Check to see if the context remains the same without error
-        conn = adapter.get_connection('https://127.0.0.1', None)
-        conn.conn_kw.should.be.a("dict")
-        assert conn.conn_kw["ssl_context"] is ctx
+def test_set_ciphers(adapter):
+    # Reinitialize the pool manager with a different context
+    ctx = ssl.create_default_context()
+    adapter.init_poolmanager(1, 1, ssl_context=ctx)
 
-        adapter.close()
+    # Check to see if the context remains the same without error
+    conn = adapter.get_connection('https://127.0.0.1', None)
+    assert isinstance(conn.conn_kw, dict)
+    assert conn.conn_kw["ssl_context"] is ctx