/*******************************************************************************
* Copyright (c) 2000, 2013 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.core.tests.rewrite.describing;
import junit.framework.Test;
import junit.framework.TestSuite;
import org.eclipse.jdt.core.tests.model.AbstractJavaModelTests;
import org.eclipse.jdt.internal.core.dom.rewrite.SourceModifier;
import org.eclipse.jface.text.Document;
import org.eclipse.text.edits.MultiTextEdit;
import org.eclipse.text.edits.ReplaceEdit;
/**
*
*/
public class SourceModifierTest extends AbstractJavaModelTests {
public SourceModifierTest(String name) {
super(name);
}
public static Test suite() {
return new TestSuite(SourceModifierTest.class);
}
public void testRemoveIndents() throws Exception {
StringBuffer buf= new StringBuffer();
buf.append("package test1;\n");
buf.append("public class E {\n");
buf.append(" public void foo() {\n");
buf.append(" while (i == 0) {\n");
buf.append(" foo();\n");
buf.append(" i++; // comment\n");
buf.append(" i++;\n");
buf.append(" }\n");
buf.append(" return;\n");
buf.append(" }\n");
buf.append("}\n");
Document buffer= new Document(buf.toString());
int offset= buf.toString().indexOf("while");
int length= buf.toString().indexOf("return;") + "return;".length() - offset;
String content= buffer.get(offset, length);
SourceModifier modifier= new SourceModifier(2, " ", 4, 4);
MultiTextEdit edit= new MultiTextEdit(0, content.length());
ReplaceEdit[] replaces= modifier.getModifications(content);
for (int i= 0; i < replaces.length; i++) {
edit.addChild(replaces[i]);
}
Document innerBuffer= new Document(content);
edit.apply(innerBuffer);
buffer.replace(offset, length, innerBuffer.get());
String preview= buffer.get();
buf= new StringBuffer();
buf.append("package test1;\n");
buf.append("public class E {\n");
buf.append(" public void foo() {\n");
buf.append(" while (i == 0) {\n");
buf.append(" foo();\n");
buf.append(" i++; // comment\n");
buf.append(" i++;\n");
buf.append(" }\n");
buf.append(" return;\n");
buf.append(" }\n");
buf.append("}\n");
String expected= buf.toString();
StringAsserts.assertEqualString(preview, expected);
}
public void testAddIndents() throws Exception {
StringBuffer buf= new StringBuffer();
buf.append("package test1;\n");
buf.append("public class E {\n");
buf.append(" public void foo() {\n");
buf.append(" while (i == 0) {\n");
buf.append(" foo();\n");
buf.append(" i++; // comment\n");
buf.append(" i++;\n");
buf.append(" }\n");
buf.append(" return;\n");
buf.append(" }\n");
buf.append("}\n");
Document buffer= new Document(buf.toString());
int offset= buf.toString().indexOf("while");
int length= buf.toString().indexOf("return;") + "return;".length() - offset;
String content= buffer.get(offset, length);
SourceModifier modifier= new SourceModifier(2, " ", 4, 4);
MultiTextEdit edit= new MultiTextEdit(0, content.length());
ReplaceEdit[] replaces= modifier.getModifications(content);
for (int i= 0; i < replaces.length; i++) {
edit.addChild(replaces[i]);
}
Document innerBuffer= new Document(content);
edit.apply(innerBuffer);
buffer.replace(offset, length, innerBuffer.get());
String preview= buffer.get();
buf= new StringBuffer();
buf.append("package test1;\n");
buf.append("public class E {\n");
buf.append(" public void foo() {\n");
buf.append(" while (i == 0) {\n");
buf.append(" foo();\n");
buf.append(" i++; // comment\n");
buf.append(" i++;\n");
buf.append(" }\n");
buf.append(" return;\n");
buf.append(" }\n");
buf.append("}\n");
String expected= buf.toString();
StringAsserts.assertEqualString(preview, expected);
}
}