WebP encoding support

README.md

@@ -21,7 +21,7 @@ This lets you add the dependencies in your project whatever the JDK used, and st
 | Plugin               | Format                                                                                                               | Read | Write | Metadata | TwelveMonkeys Tests | Notes                              |
 |----------------------|----------------------------------------------------------------------------------------------------------------------|------|-------|----------|---------------------|------------------------------------|
 | [jxl](imageio-jxl)   | [Jpeg XL](https://jpeg.org/jpegxl/)                                                                                  | ✔    | -     | -        | ✔                   | See limitations in the plugin page |
-| [webp](imageio-webp) | [WebP](https://developers.google.com/speed/webp)                                                                     | ✔    | -     | -        | ✔                   | See limitations in the plugin page |
+| [webp](imageio-webp) | [WebP](https://developers.google.com/speed/webp)                                                                     | ✔    | ✔     | -        | ✔                   | See limitations in the plugin page |
 | [heif](imageio-heif) | [HEIF](https://en.wikipedia.org/wiki/High_Efficiency_Image_File_Format) & [AVIF](https://en.wikipedia.org/wiki/AVIF) | ✔    | -     | -        | ✔                   | See limitations in the plugin page |
 
 When possible, the plugins will use the extensive test suite

gradle.properties

@@ -1 +1 @@
-version=1.0.0
+version=1.1.0

imageio-common/src/testFixtures/java/com/github/gotson/nightmonkeys/common/imageio/NoOpImageWriterAbstractTest.java

@@ -0,0 +1,61 @@
+package com.github.gotson.nightmonkeys.common.imageio;
+
+import org.apache.commons.collections4.IteratorUtils;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.TestInstance;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import javax.imageio.ImageIO;
+import javax.imageio.ImageWriter;
+import java.io.IOException;
+import java.net.URL;
+import java.util.*;
+import java.util.stream.StreamSupport;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@TestInstance(TestInstance.Lifecycle.PER_CLASS)
+public abstract class NoOpImageWriterAbstractTest {
+    protected abstract List<String> getFormatNames();
+
+    protected abstract List<String> getSuffixes();
+
+    protected abstract List<String> getMIMETypes();
+
+    @BeforeAll
+    public void printInformation() throws IOException {
+        System.out.println("java.version: " + System.getProperty("java.version"));
+        System.out.println("java.library.path: " + System.getProperty("java.library.path"));
+        Enumeration<URL> spiFiles = ClassLoader.getSystemResources("META-INF/services/javax.imageio.spi.ImageWriterSpi");
+        Spliterator<URL> spliterator = Spliterators.spliteratorUnknownSize(IteratorUtils.asIterator(spiFiles), Spliterator.ORDERED);
+        StreamSupport.stream(spliterator, false).forEachOrdered(x -> System.out.println("SPI File: " + x));
+    }
+
+    @ParameterizedTest
+    @MethodSource("getFormatNames")
+    public void testWriterIsNotRegisteredByFormatName(String formatName) {
+        ArrayList<ImageWriter> writers = new ArrayList<>();
+        ImageIO.getImageWritersByFormatName(formatName).forEachRemaining(writers::add);
+
+        assertThat(writers).isEmpty();
+    }
+
+    @ParameterizedTest
+    @MethodSource("getSuffixes")
+    public void testWriterIsNotRegisteredBySuffix(String suffix) {
+        ArrayList<ImageWriter> writers = new ArrayList<>();
+        ImageIO.getImageWritersBySuffix(suffix).forEachRemaining(writers::add);
+
+        assertThat(writers).isEmpty();
+    }
+
+    @ParameterizedTest
+    @MethodSource("getMIMETypes")
+    public void testWriterIsNotRegisteredByMIMEType(String mimeType) {
+        ArrayList<ImageWriter> writers = new ArrayList<>();
+        ImageIO.getImageWritersByMIMEType(mimeType).forEachRemaining(writers::add);
+
+        assertThat(writers).isEmpty();
+    }
+}