Tests: test images from canvg's test suite #92

NOTICE

@@ -4,7 +4,7 @@ Copyright 2020-2024 Contributors to the EchoSVG project
 Copyright 1999-2020 The Apache Software Foundation
 
 This product includes software developed at The Apache Software Foundation
-(http://www.apache.org/) under the 'Apache Batik' project.
+(https://www.apache.org/) under the 'Apache Batik' project.
 
 This software contains code from the World Wide Web Consortium (W3C) for the 
 Document Object Model API (DOM API) and SVG Document Type Definition (DTD).
@@ -14,7 +14,12 @@ Standardization for the definition of character entities used in the software's
 documentation.
 
 This product includes images from the Tango Desktop Project
-(http://tango.freedesktop.org/).
+(Former website http://tango.freedesktop.org/ archived at
+https://web.archive.org/web/20201024165718/http://tango-project.org/).
 
 This product includes images from the Pasodoble Icon Theme
-(http://www.jesusda.com/projects/pasodoble).
+(https://www.jesusda.com/projects/pasodoble).
+
+This product's test suite includes images from the Canvg Project
+(https://canvg.js.org/, https://github.com/canvg/canvg), which uses a MIT
+license. See samples/canvg/LICENSE.

echosvg-test/src/test/java/io/sf/carte/echosvg/test/svg/AbstractSamplesRendering.java

@@ -214,8 +214,13 @@ void testResolutionPxMM(String file, float pxToMM) throws TranscoderException, I
 	}
 
 	void testAnim(String file, float[] times) throws TranscoderException, IOException {
+		testAnim(file, times, true);
+	}
+
+	void testAnim(String file, float[] times, boolean validate) throws TranscoderException, IOException {
 		for (float time : times) {
 			RenderingTest runner = new SVGAnimationRenderingAccuracyTest(time);
+			runner.setValidating(validate);
 			runner.setFile(file);
 			runner.runTest(0.000001f, 0.000001f);
 		}

echosvg-test/src/test/java/io/sf/carte/echosvg/test/svg/ErrIgnoreTest.java

@@ -35,7 +35,6 @@
 import io.sf.carte.echosvg.dom.util.SAXDocumentFactory;
 import io.sf.carte.echosvg.transcoder.DummyErrorHandler;
 import io.sf.carte.echosvg.transcoder.ErrorHandler;
-import io.sf.carte.echosvg.transcoder.SVGAbstractTranscoder;
 import io.sf.carte.echosvg.transcoder.image.ImageTranscoder;
 import io.sf.carte.echosvg.util.SVGConstants;
 
@@ -83,7 +82,8 @@ protected UserAgent createUserAgent() {
 			return new TestTranscoderUserAgent();
 		}
 
-		class TestTranscoderUserAgent extends SVGAbstractTranscoder.SVGAbstractTranscoderUserAgent {
+		class TestTranscoderUserAgent
+				extends NoStackTraceTranscoder.NoStackTraceTranscoderUserAgent {
 
 			public TestTranscoderUserAgent() {
 				super();

echosvg-test/src/test/java/io/sf/carte/echosvg/test/svg/SVGRenderingAccuracyTest.java

@@ -201,6 +201,47 @@ protected void transcode(Document document, String uri, TranscoderOutput output)
 			SVGRenderingAccuracyTest.this.manipulateSVGDocument(document);
 			super.transcode(document, uri, output);
 		}
+
+		@Override
+		protected UserAgent createUserAgent() {
+			return new FailOnErrorTranscoderUserAgent();
+		}
+
+		/**
+		 * A Transcoder user agent that does not print a stack trace.
+		 */
+		class FailOnErrorTranscoderUserAgent
+				extends SVGAbstractTranscoder.SVGAbstractTranscoderUserAgent {
+
+			@Override
+			public void displayError(String message) {
+				TranscoderException ex = new TranscoderException(message);
+				try {
+					InternalPNGTranscoder.this.handler.error(ex);
+				} catch (TranscoderException e) {
+					throw new RuntimeException(e);
+				}
+				throw new RuntimeException(message);
+			}
+
+			/**
+			 * Displays the specified error using the <code>ErrorHandler</code>.
+			 * <p>
+			 * And does not print a stack trace.
+			 * </p>
+			 */
+			@Override
+			public void displayError(Exception e) {
+				try {
+					InternalPNGTranscoder.this.handler.error(new TranscoderException(e));
+				} catch (TranscoderException ex) {
+					throw new RuntimeException(ex);
+				}
+				throw new RuntimeException(e);
+			}
+
+		}
+
 	}
 
 	/**