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- /*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
- /* $Id$ */
-
- package org.apache.fop.render.intermediate;
-
- import java.io.ByteArrayInputStream;
- import java.io.ByteArrayOutputStream;
- import java.io.File;
-
- import javax.xml.transform.Result;
- import javax.xml.transform.Source;
- import javax.xml.transform.Transformer;
- import javax.xml.transform.TransformerException;
- import javax.xml.transform.TransformerFactory;
- import javax.xml.transform.sax.SAXResult;
- import javax.xml.transform.stream.StreamSource;
-
- import org.junit.Assert;
- import org.junit.Before;
- import org.junit.Test;
- import org.mockito.ArgumentMatcher;
- import org.mockito.InOrder;
- import org.xml.sax.Attributes;
- import org.xml.sax.ContentHandler;
- import org.xml.sax.SAXException;
- import org.xml.sax.helpers.AttributesImpl;
-
- import static org.junit.Assert.fail;
- import static org.mockito.Matchers.any;
- import static org.mockito.Matchers.argThat;
- import static org.mockito.Matchers.eq;
- import static org.mockito.Mockito.inOrder;
- import static org.mockito.Mockito.mock;
- import static org.mockito.Mockito.verify;
-
- import org.apache.fop.apps.FOUserAgent;
- import org.apache.fop.apps.Fop;
- import org.apache.fop.apps.FopFactory;
- import org.apache.fop.apps.MimeConstants;
- import org.apache.fop.fo.FOElementMapping;
- import org.apache.fop.fo.extensions.ExtensionElementMapping;
- import org.apache.fop.fo.extensions.InternalElementMapping;
- import org.apache.fop.util.XMLUtil;
-
- public class IFStructureTreeBuilderTestCase {
-
- private IFStructureTreeBuilder sut;
-
- @Before
- public void setUp() {
- sut = new IFStructureTreeBuilder();
- }
-
- @Test
- public void startAndEndPageSequence() throws SAXException {
- final ContentHandler handler = mock(ContentHandler.class);
-
- try {
- sut.replayEventsForPageSequence(handler, 0);
- fail("No page sequences created");
- } catch (IndexOutOfBoundsException e) {
- // Expected
- }
-
- sut.startPageSequence(null, null);
- sut.endPageSequence();
-
- sut.replayEventsForPageSequence(handler, 0);
-
- InOrder inOrder = inOrder(handler);
-
- inOrder.verify(handler).startPrefixMapping(
- InternalElementMapping.STANDARD_PREFIX, InternalElementMapping.URI);
- inOrder.verify(handler).startPrefixMapping(
- ExtensionElementMapping.STANDARD_PREFIX, ExtensionElementMapping.URI);
- inOrder.verify(handler).startElement(eq(IFConstants.NAMESPACE),
- eq(IFConstants.EL_STRUCTURE_TREE),
- eq(IFConstants.EL_STRUCTURE_TREE),
- any(Attributes.class));
- inOrder.verify(handler).endElement(eq(IFConstants.NAMESPACE),
- eq(IFConstants.EL_STRUCTURE_TREE),
- eq(IFConstants.EL_STRUCTURE_TREE));
- inOrder.verify(handler).endPrefixMapping(ExtensionElementMapping.STANDARD_PREFIX);
- inOrder.verify(handler).endPrefixMapping(InternalElementMapping.STANDARD_PREFIX);
- }
-
- @Test
- public void startNode() throws Exception {
- final String[] attributes = {"struct-id", "1"};
- final String nodeName = "block";
- final ContentHandler handler = mock(ContentHandler.class);
-
- sut.startPageSequence(null, null);
- sut.startNode(nodeName, createSimpleAttributes(attributes), null);
- sut.endPageSequence();
-
- sut.replayEventsForPageSequence(handler, 0);
-
- verify(handler).startElement(eq(FOElementMapping.URI), eq(nodeName),
- eq(FOElementMapping.STANDARD_PREFIX + ":" + nodeName),
- AttributesMatcher.match(createSimpleAttributes(attributes)));
- }
-
- @Test
- public void endNode() throws Exception {
- final String nodeName = "block";
- final ContentHandler handler = mock(ContentHandler.class);
-
- sut.startPageSequence(null, null);
- sut.endNode(nodeName);
- sut.endPageSequence();
-
- sut.replayEventsForPageSequence(handler, 0);
-
- verify(handler).endElement(eq(FOElementMapping.URI), eq(nodeName),
- eq(FOElementMapping.STANDARD_PREFIX + ":" + nodeName));
- }
-
- private static Attributes createSimpleAttributes(String... attributes) {
- assert (attributes.length % 2 == 0);
- final AttributesImpl atts = new AttributesImpl();
- for (int i = 0; i < attributes.length; i += 2) {
- String key = attributes[i];
- String value = attributes[i + 1];
- atts.addAttribute("", key, key, XMLUtil.CDATA, value);
- }
- return atts;
- }
-
- private static final class AttributesMatcher implements ArgumentMatcher<Attributes> {
-
- private final Attributes expected;
-
- private AttributesMatcher(Attributes expected) {
- this.expected = expected;
- }
-
- public static Attributes match(Attributes expected) {
- return argThat(new AttributesMatcher(expected));
- }
-
- public boolean matches(Attributes attributes) {
- return attributesEqual(expected, (Attributes) attributes);
- }
-
- private static boolean attributesEqual(Attributes attributes1, Attributes attributes2) {
- if (attributes1.getLength() != attributes2.getLength()) {
- return false;
- }
- for (int i = 0; i < attributes1.getLength(); i++) {
- if (attributes1.getLocalName(i) != attributes2.getLocalName(i)) {
- return false;
- }
- if (attributes1.getQName(i) != attributes2.getQName(i)) {
- return false;
- }
- if (attributes1.getType(i) != attributes2.getType(i)) {
- return false;
- }
- if (attributes1.getURI(i) != attributes2.getURI(i)) {
- return false;
- }
- if (attributes1.getValue(i) != attributes2.getValue(i)) {
- return false;
- }
- }
- return true;
- }
- }
-
- @Test
- public void checkLinkStructRef() throws TransformerException, SAXException {
- String fo = "<fo:root xmlns:fo=\"http://www.w3.org/1999/XSL/Format\">\n"
- + " <fo:layout-master-set>\n"
- + " <fo:simple-page-master master-name=\"all\" page-width=\"8.5in\" page-height=\"11in\">\n"
- + " <fo:region-body/>\n"
- + " </fo:simple-page-master>\n"
- + " </fo:layout-master-set>\n"
- + " <fo:page-sequence format=\"1\" id=\"th_default_sequence1\" master-reference=\"all\">\n"
- + " <fo:flow flow-name=\"xsl-region-body\">\n"
- + " <fo:block>\n"
- + " <fo:block>1 <fo:basic-link external-destination=\"http://a.net\">www.a.net</fo:basic-link>"
- + "</fo:block>\n"
- + " <fo:block>2 <fo:basic-link external-destination=\"http://a.net\">www.a.net</fo:basic-link>"
- + "</fo:block>\n"
- + " </fo:block>\n"
- + " </fo:flow>\n"
- + " </fo:page-sequence>\n"
- + "</fo:root>";
- String ifXML = foToIF(fo);
- Assert.assertTrue(ifXML, ifXML.contains("<nav:link rect=\"10008 1650 56016 11100\" foi:struct-ref=\"2\">"));
- Assert.assertTrue(ifXML, ifXML.contains("<nav:link rect=\"10008 16050 56016 11100\" foi:struct-ref=\"6\">"));
- }
-
- private String foToIF(String fo) throws SAXException, TransformerException {
- FopFactory fopFactory = FopFactory.newInstance(new File(".").toURI());
- FOUserAgent userAgent = fopFactory.newFOUserAgent();
- userAgent.setAccessibility(true);
- IFSerializer serializer = new IFSerializer(new IFContext(userAgent));
- IFDocumentHandler targetHandler
- = userAgent.getRendererFactory().createDocumentHandler(userAgent, MimeConstants.MIME_PDF);
- serializer.mimicDocumentHandler(targetHandler);
- userAgent.setDocumentHandlerOverride(serializer);
- ByteArrayOutputStream out = new ByteArrayOutputStream();
- Fop fop = fopFactory.newFop(MimeConstants.MIME_FOP_IF, userAgent, out);
- Transformer transformer = TransformerFactory.newInstance().newTransformer();
- Source src = new StreamSource(new ByteArrayInputStream(fo.getBytes()));
- Result res = new SAXResult(fop.getDefaultHandler());
- transformer.transform(src, res);
- return out.toString();
- }
- }
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