From da490cbd0083a23dbf034461eca9b86b10752baf Mon Sep 17 00:00:00 2001
From: Alain Magloire <alain@qnx.com>
Date: Wed, 19 Mar 2003 20:37:16 +0000
Subject: [PATCH] Patch from Amer Hoda, to test the Core model working copy

---
 .../core/model/tests/WorkingCopyTests.java    | 106 ++++++++++++++++++
 .../resources/cfiles/WorkingCopyTestStart.h   |   1 +
 2 files changed, 107 insertions(+)
 create mode 100644 core/org.eclipse.cdt.ui.tests/model/org/eclipse/cdt/core/model/tests/WorkingCopyTests.java
 create mode 100644 core/org.eclipse.cdt.ui.tests/model/org/eclipse/cdt/core/model/tests/resources/cfiles/WorkingCopyTestStart.h

diff --git a/core/org.eclipse.cdt.ui.tests/model/org/eclipse/cdt/core/model/tests/WorkingCopyTests.java b/core/org.eclipse.cdt.ui.tests/model/org/eclipse/cdt/core/model/tests/WorkingCopyTests.java
new file mode 100644
index 00000000000..f2725bcaf76
--- /dev/null
+++ b/core/org.eclipse.cdt.ui.tests/model/org/eclipse/cdt/core/model/tests/WorkingCopyTests.java
@@ -0,0 +1,106 @@
+package org.eclipse.cdt.core.model.tests;
+/**********************************************************************
+ * Copyright (c) 2002,2003 Rational Software Corporation and others.
+ * All rights reserved.   This program and the accompanying materials
+ * are made available under the terms of the Common Public License v0.5
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v05.html
+ * 
+ * Contributors: 
+ * Rational Software - Initial API and implementation
+***********************************************************************/
+
+
+import java.io.FileInputStream;
+
+import junit.framework.Test;
+import junit.framework.TestCase;
+import junit.framework.TestSuite;
+
+import org.eclipse.cdt.core.model.ICProject;
+import org.eclipse.cdt.core.model.ITranslationUnit;
+import org.eclipse.cdt.internal.core.model.IBuffer;
+import org.eclipse.cdt.internal.core.model.IWorkingCopy;
+import org.eclipse.cdt.internal.core.model.TranslationUnit;
+import org.eclipse.cdt.testplugin.CProjectHelper;
+import org.eclipse.cdt.testplugin.TestPluginLauncher;
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.NullProgressMonitor;
+import org.eclipse.core.runtime.Path;
+
+/**
+ * Contains unit test cases for Working Copies. Run using JUnit Plugin Test
+ * configuration launcher.
+ */
+public class WorkingCopyTests extends TestCase {	
+	private ICProject fCProject;
+	private IFile headerFile;
+	private NullProgressMonitor monitor;
+	
+	public static void main(String[] args) {
+		TestPluginLauncher.run(TestPluginLauncher.getLocationFromProperties(), WorkingCopyTests.class, args);
+	}
+	
+	public static Test suite() {
+		TestSuite suite= new TestSuite();
+		suite.addTest(new WorkingCopyTests("testWorkingCopy"));
+		//suite.addTest(new WorkingCopyTests("testHashing"));
+		return suite;
+	}		
+	
+	public WorkingCopyTests(String name) {
+		super(name);
+	}
+	
+	protected void setUp() throws Exception {
+		monitor = new NullProgressMonitor();
+		String pluginRoot=org.eclipse.core.runtime.Platform.getPlugin("org.eclipse.cdt.ui.tests").find(new Path("/")).getFile();
+
+		fCProject= CProjectHelper.createCProject("TestProject1", "bin");
+		//Path filePath = new Path(ResourcesPlugin.getWorkspace().getRoot().getLocation().toString()+ fCProject.getPath().toString()+ "/WorkingCopyTest.h");
+		headerFile = fCProject.getProject().getFile("WorkingCopyTest.h");
+		if (!headerFile.exists()) {
+			try{
+				FileInputStream fileIn = new FileInputStream(pluginRoot+ "model/org/eclipse/cdt/core/model/tests/resources/cfiles/WorkingCopyTestStart.h"); 
+				headerFile.create(fileIn,false, monitor);        
+			} catch (CoreException e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	protected void tearDown() throws Exception {
+		CProjectHelper.delete(fCProject);
+	}	
+		
+		
+	public void testWorkingCopy() throws Exception {
+		ITranslationUnit tu = new TranslationUnit(fCProject, headerFile);		
+		// CreateWorkingCopy		
+		assertNotNull (tu);
+		IWorkingCopy wc = tu.getWorkingCopy();
+		assertNotNull (wc);
+		assertNotNull (wc.getBuffer());
+		assertTrue (wc.exists());
+		
+		// ModifyWorkingCopy
+		IBuffer wcBuf = wc.getBuffer();
+		wcBuf.append("\n class Hello{ int x; };");
+		if (tu.getBuffer().getContents().equals(wc.getBuffer().getContents() ) )
+			fail("Buffers should NOT be equal at this point!");		
+		
+		// ReconcileWorkingCopy
+		wc.reconcile();
+		
+		// CommitWorkingCopy
+		wc.commit(true, monitor);
+		
+		if(!tu.getBuffer().getContents().equals(wc.getBuffer().getContents())) 
+			fail("Buffers should be equal at this point!");
+		
+		// DestroyWorkingCopy
+		wc.destroy();
+		assertFalse(wc.exists());		
+	}
+}
\ No newline at end of file
diff --git a/core/org.eclipse.cdt.ui.tests/model/org/eclipse/cdt/core/model/tests/resources/cfiles/WorkingCopyTestStart.h b/core/org.eclipse.cdt.ui.tests/model/org/eclipse/cdt/core/model/tests/resources/cfiles/WorkingCopyTestStart.h
new file mode 100644
index 00000000000..a22241fbcf1
--- /dev/null
+++ b/core/org.eclipse.cdt.ui.tests/model/org/eclipse/cdt/core/model/tests/resources/cfiles/WorkingCopyTestStart.h
@@ -0,0 +1 @@
+#include <stdio.h