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Use LinkedHashMaps/Sets wherever exposed to users, and code tests defensively in terms of expected Map/Set ordering. Otherwise, there'll be runtime order differences between JDK 7 and JDK 8 due to internal HashMap/Set implementation differences. Issue: SPR-9639pull/263/merge
Juergen Hoeller
12 years ago
18 changed files with 145 additions and 195 deletions
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/* |
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* Copyright 2002-2012 the original author or authors. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.springframework.web.servlet.view.document; |
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import java.io.ByteArrayOutputStream; |
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import java.util.HashMap; |
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import java.util.Map; |
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import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletResponse; |
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import com.lowagie.text.Document; |
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import com.lowagie.text.PageSize; |
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import com.lowagie.text.Paragraph; |
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import com.lowagie.text.pdf.PdfWriter; |
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import junit.framework.TestCase; |
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import org.springframework.mock.web.test.MockHttpServletRequest; |
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import org.springframework.mock.web.test.MockHttpServletResponse; |
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/** |
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* @author Alef Arendsen |
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* @author Juergen Hoeller |
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*/ |
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public class PdfViewTests extends TestCase { |
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public void testPdf() throws Exception { |
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final String text = "this should be in the PDF"; |
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MockHttpServletRequest request = new MockHttpServletRequest(); |
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MockHttpServletResponse response = new MockHttpServletResponse(); |
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AbstractPdfView pdfView = new AbstractPdfView() { |
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@Override |
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protected void buildPdfDocument(Map model, Document document, PdfWriter writer, |
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HttpServletRequest request, HttpServletResponse response) throws Exception { |
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document.add(new Paragraph(text)); |
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} |
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}; |
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pdfView.render(new HashMap(), request, response); |
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byte[] pdfContent = response.getContentAsByteArray(); |
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assertEquals("correct response content type", "application/pdf", response.getContentType()); |
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assertEquals("correct response content length", pdfContent.length, response.getContentLength()); |
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// rebuild iText document for comparison
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Document document = new Document(PageSize.A4); |
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ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
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PdfWriter writer = PdfWriter.getInstance(document, baos); |
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writer.setViewerPreferences(PdfWriter.AllowPrinting | PdfWriter.PageLayoutSinglePage); |
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document.open(); |
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document.add(new Paragraph(text)); |
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document.close(); |
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byte[] baosContent = baos.toByteArray(); |
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assertEquals("correct size", pdfContent.length, baosContent.length); |
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int diffCount = 0; |
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for (int i = 0; i < pdfContent.length; i++) { |
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if (pdfContent[i] != baosContent[i]) { |
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diffCount++; |
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} |
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} |
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assertTrue("difference only in encryption", diffCount < 70); |
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} |
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} |
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