diff options
Diffstat (limited to 'test/java/org/apache/fop/layoutengine/LayoutEngineTester.java')
| -rw-r--r-- | test/java/org/apache/fop/layoutengine/LayoutEngineTester.java | 156 |
1 files changed, 80 insertions, 76 deletions
diff --git a/test/java/org/apache/fop/layoutengine/LayoutEngineTester.java b/test/java/org/apache/fop/layoutengine/LayoutEngineTester.java index 2c0cf8504..51c05a95f 100644 --- a/test/java/org/apache/fop/layoutengine/LayoutEngineTester.java +++ b/test/java/org/apache/fop/layoutengine/LayoutEngineTester.java @@ -21,37 +21,42 @@ package org.apache.fop.layoutengine; import java.io.File; import java.io.IOException; -import java.lang.reflect.Constructor; -import java.util.Iterator; import java.util.List; -import java.util.Map; import javax.xml.parsers.ParserConfigurationException; import javax.xml.transform.Source; import javax.xml.transform.Transformer; import javax.xml.transform.TransformerException; +import javax.xml.transform.TransformerFactory; import javax.xml.transform.dom.DOMResult; import javax.xml.transform.dom.DOMSource; import javax.xml.transform.sax.SAXResult; import javax.xml.transform.sax.TransformerHandler; -import javax.xml.transform.stream.StreamSource; import org.w3c.dom.Document; import org.w3c.dom.Element; -import org.w3c.dom.Node; import org.w3c.dom.NodeList; - +import org.xml.sax.ContentHandler; import org.xml.sax.SAXException; import org.apache.fop.apps.FOUserAgent; import org.apache.fop.apps.Fop; import org.apache.fop.apps.FopFactory; import org.apache.fop.apps.FormattingResults; +import org.apache.fop.area.AreaTreeModel; +import org.apache.fop.area.AreaTreeParser; +import org.apache.fop.area.RenderPagesModel; import org.apache.fop.events.model.EventSeverity; +import org.apache.fop.fonts.FontInfo; import org.apache.fop.intermediate.IFTester; +import org.apache.fop.intermediate.TestAssistant; import org.apache.fop.layoutmgr.ElementListObserver; +import org.apache.fop.render.intermediate.IFContext; +import org.apache.fop.render.intermediate.IFRenderer; +import org.apache.fop.render.intermediate.IFSerializer; import org.apache.fop.render.xml.XMLRenderer; import org.apache.fop.util.ConsoleEventListenerForTests; +import org.apache.fop.util.DelegatingContentHandler; /** * Class for testing the FOP's layout engine using testcases specified in XML @@ -59,19 +64,13 @@ import org.apache.fop.util.ConsoleEventListenerForTests; */ public class LayoutEngineTester { - private static final Map AT_CHECK_CLASSES = new java.util.HashMap(); - - private TestEnvironment env = new TestEnvironment(); + private TestAssistant testAssistant = new TestAssistant(); + private LayoutEngineChecksFactory layoutEngineChecksFactory = new LayoutEngineChecksFactory(); private File areaTreeBackupDir; private IFTester ifTester; - static { - AT_CHECK_CLASSES.put("true", TrueCheck.class); - AT_CHECK_CLASSES.put("eval", EvalCheck.class); - AT_CHECK_CLASSES.put("element-list", ElementListCheck.class); - AT_CHECK_CLASSES.put("result", ResultCheck.class); - } + private TransformerFactory tfactory = TransformerFactory.newInstance(); /** * Constructs a new instance. @@ -80,7 +79,7 @@ public class LayoutEngineTester { */ public LayoutEngineTester(File areaTreeBackupDir) { this.areaTreeBackupDir = areaTreeBackupDir; - this.ifTester = new IFTester(areaTreeBackupDir); + this.ifTester = new IFTester(tfactory, areaTreeBackupDir); } /** @@ -100,18 +99,18 @@ public class LayoutEngineTester { ElementListObserver.addObserver(elCollector); Fop fop; - + FopFactory effFactory; try { - Document testDoc = env.loadTestCase(testFile); - FopFactory effFactory = env.getFopFactory(testDoc); + Document testDoc = testAssistant.loadTestCase(testFile); + effFactory = testAssistant.getFopFactory(testDoc); //Setup Transformer to convert the testcase XML to XSL-FO - Transformer transformer = env.getTestcase2FOStylesheet().newTransformer(); + Transformer transformer = testAssistant.getTestcase2FOStylesheet().newTransformer(); Source src = new DOMSource(testDoc); //Setup Transformer to convert the area tree to a DOM TransformerHandler athandler; - athandler = env.getTransformerFactory().newTransformerHandler(); + athandler = testAssistant.getTransformerFactory().newTransformerHandler(); athandler.setResult(domres); //Setup FOP for area tree rendering @@ -134,91 +133,96 @@ public class LayoutEngineTester { Document doc = (Document)domres.getNode(); if (this.areaTreeBackupDir != null) { - env.saveDOM(doc, + testAssistant.saveDOM(doc, new File(this.areaTreeBackupDir, testFile.getName() + ".at.xml")); } FormattingResults results = fop.getResults(); LayoutResult result = new LayoutResult(doc, elCollector, results); - checkAll(testFile, result); + checkAll(effFactory, testFile, result); } /** - * Factory method to create AT checks from DOM elements. - * @param el DOM element to create the check from - * @return The newly create check - */ - protected LayoutEngineCheck createATCheck(Element el) { - String name = el.getTagName(); - Class clazz = (Class)AT_CHECK_CLASSES.get(name); - if (clazz != null) { - try { - Constructor c = clazz.getDeclaredConstructor(new Class[] {Node.class}); - LayoutEngineCheck instance = (LayoutEngineCheck)c.newInstance(new Object[] {el}); - return instance; - } catch (Exception e) { - throw new RuntimeException("Error while instantiating check '" - + name + "': " + e.getMessage()); - } - } else { - throw new IllegalArgumentException("No check class found: " + name); - } - } - - - /** * Perform all checks on the area tree and, optionally, on the intermediate format. * @param testFile Test case XML file * @param result The layout results * @throws TransformerException if a problem occurs in XSLT/JAXP */ - protected void checkAll(File testFile, LayoutResult result) throws TransformerException { - Transformer transformer = env.getTestcase2ChecksStylesheet().newTransformer(); - Source src = new StreamSource(testFile); - DOMResult res = new DOMResult(); - transformer.transform(src, res); - - Document doc = (Document)res.getNode(); - Element root = doc.getDocumentElement(); + protected void checkAll(FopFactory fopFactory, File testFile, LayoutResult result) + throws TransformerException { + Element testRoot = testAssistant.getTestRoot(testFile); NodeList nodes; //AT tests only when checks are available - nodes = root.getElementsByTagName("at-checks"); + nodes = testRoot.getElementsByTagName("at-checks"); if (nodes.getLength() > 0) { Element atChecks = (Element)nodes.item(0); doATChecks(atChecks, result); } //IF tests only when checks are available - nodes = root.getElementsByTagName("if-checks"); + nodes = testRoot.getElementsByTagName("if-checks"); if (nodes.getLength() > 0) { Element ifChecks = (Element)nodes.item(0); - ifTester.doIFChecks(testFile, ifChecks, result.getAreaTree()); + Document ifDocument = createIF(fopFactory, testFile, result.getAreaTree()); + ifTester.doIFChecks(testFile.getName(), ifChecks, ifDocument); } } - private void doATChecks(Element checksRoot, LayoutResult result) { - //First create check before actually running them - List checks = new java.util.ArrayList(); - NodeList nodes = checksRoot.getChildNodes(); - for (int i = 0; i < nodes.getLength(); i++) { - Node node = nodes.item(i); - if (node instanceof Element) { - checks.add(createATCheck((Element)node)); - } - } + private Document createIF(FopFactory fopFactory, File testFile, Document areaTreeXML) + throws TransformerException { + try { + FOUserAgent ua = fopFactory.newFOUserAgent(); + ua.setBaseURL(testFile.getParentFile().toURI().toURL().toExternalForm()); + ua.getEventBroadcaster().addEventListener( + new ConsoleEventListenerForTests(testFile.getName(), EventSeverity.WARN)); - if (checks.size() == 0) { - throw new RuntimeException("No checks are available!"); - } + IFRenderer ifRenderer = new IFRenderer(); + ifRenderer.setUserAgent(ua); + + IFSerializer serializer = new IFSerializer(); + serializer.setContext(new IFContext(ua)); + DOMResult result = new DOMResult(); + serializer.setResult(result); + ifRenderer.setDocumentHandler(serializer); + + ua.setRendererOverride(ifRenderer); + FontInfo fontInfo = new FontInfo(); + //Construct the AreaTreeModel that will received the individual pages + final AreaTreeModel treeModel = new RenderPagesModel(ua, + null, fontInfo, null); + + //Iterate over all intermediate files + AreaTreeParser parser = new AreaTreeParser(); + ContentHandler handler = parser.getContentHandler(treeModel, ua); + + DelegatingContentHandler proxy = new DelegatingContentHandler() { - //Run the actual tests now that we know that the checks themselves are ok - doATChecks(checks, result); + public void endDocument() throws SAXException { + super.endDocument(); + //Signal the end of the processing. + //The renderer can finalize the target document. + treeModel.endDocument(); + } + + }; + proxy.setDelegateContentHandler(handler); + + Transformer transformer = tfactory.newTransformer(); + transformer.transform(new DOMSource(areaTreeXML), new SAXResult(proxy)); + + return (Document)result.getNode(); + } catch (Exception e) { + throw new TransformerException( + "Error while generating intermediate format file: " + e.getMessage(), e); + } } - private void doATChecks(List checks, LayoutResult result) { - Iterator i = checks.iterator(); - while (i.hasNext()) { - LayoutEngineCheck check = (LayoutEngineCheck)i.next(); + private void doATChecks(Element checksRoot, LayoutResult result) { + List<LayoutEngineCheck> checks = layoutEngineChecksFactory.createCheckList(checksRoot); + if (checks.size() == 0) { + throw new RuntimeException("No available area tree check"); + } + for (LayoutEngineCheck check : checks) { check.check(result); } } |