| /* |
| * Copyright (c) 2002 IBM Corp. All rights reserved. |
| * This file is made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| */ |
| |
| package org.eclipse.cdt.ui.tests.textmanipulation; |
| |
| import junit.framework.Test; |
| import junit.framework.TestCase; |
| import junit.framework.TestSuite; |
| |
| import org.eclipse.cdt.internal.corext.textmanipulation.MoveTextEdit; |
| import org.eclipse.cdt.internal.corext.textmanipulation.SimpleTextEdit; |
| import org.eclipse.cdt.internal.corext.textmanipulation.SwapTextEdit; |
| import org.eclipse.cdt.internal.corext.textmanipulation.TextBuffer; |
| import org.eclipse.cdt.internal.corext.textmanipulation.TextBufferEditor; |
| import org.eclipse.cdt.internal.corext.textmanipulation.TextRange; |
| import org.eclipse.cdt.internal.corext.textmanipulation.UndoMemento; |
| import org.eclipse.cdt.testplugin.TestPluginLauncher; |
| |
| |
| |
| public class TextBufferTest extends TestCase { |
| |
| private static final Class THIS= TextBufferTest.class; |
| |
| private TextBuffer fBuffer; |
| private TextBufferEditor fEditor; |
| |
| public TextBufferTest(String name) { |
| super(name); |
| } |
| |
| public static void main(String[] args) { |
| TestPluginLauncher.run(TestPluginLauncher.getLocationFromProperties(), THIS, args); |
| } |
| |
| public static Test suite() { |
| TestSuite result= new TestSuite(THIS); |
| if (false) { // For hot code replace when debugging test cases |
| result.addTestSuite(THIS); |
| result.addTestSuite(THIS); |
| result.addTestSuite(THIS); |
| result.addTestSuite(THIS); |
| result.addTestSuite(THIS); |
| result.addTestSuite(THIS); |
| } |
| return result; |
| } |
| |
| protected void setUp() throws Exception { |
| fBuffer= TextBuffer.create("0123456789"); |
| fEditor= new TextBufferEditor(fBuffer); |
| } |
| |
| protected void tearDown() throws Exception { |
| fEditor= null; |
| } |
| |
| public void testOverlap1() throws Exception { |
| // [ [ ] ] |
| fEditor.add(SimpleTextEdit.createReplace(0, 2, "01")); |
| fEditor.add(SimpleTextEdit.createReplace(1, 2, "12")); |
| assertTrue(!fEditor.canPerformEdits()); |
| } |
| |
| public void testOverlap2() throws Exception { |
| // [[ ] ] |
| fEditor.add(SimpleTextEdit.createReplace(0, 2, "01")); |
| fEditor.add(SimpleTextEdit.createReplace(0, 1, "0")); |
| assertTrue(!fEditor.canPerformEdits()); |
| } |
| |
| public void testOverlap3() throws Exception { |
| // [ [ ]] |
| fEditor.add(SimpleTextEdit.createReplace(0, 2, "01")); |
| fEditor.add(SimpleTextEdit.createReplace(1, 1, "1")); |
| assertTrue(!fEditor.canPerformEdits()); |
| } |
| |
| public void testOverlap4() throws Exception { |
| // [ [ ] ] |
| fEditor.add(SimpleTextEdit.createReplace(0, 3, "012")); |
| fEditor.add(SimpleTextEdit.createReplace(1, 1, "1")); |
| assertTrue(!fEditor.canPerformEdits()); |
| } |
| |
| public void testOverlap5() throws Exception { |
| // [ [] ] |
| fEditor.add(SimpleTextEdit.createReplace(0, 3, "012")); |
| fEditor.add(SimpleTextEdit.createInsert(1, "xx")); |
| assertTrue(!fEditor.canPerformEdits()); |
| } |
| |
| public void testOverlap6() throws Exception { |
| // [ [] ] |
| fEditor.add(SimpleTextEdit.createReplace(0, 3, "012")); |
| fEditor.add(SimpleTextEdit.createInsert(2, "xx")); |
| assertTrue(!fEditor.canPerformEdits()); |
| } |
| |
| public void testOverlap7() throws Exception { |
| boolean catched= false; |
| try { |
| new MoveTextEdit(2,5,3); |
| } catch (Exception e) { |
| catched= true; |
| } |
| assertTrue(catched); |
| } |
| |
| public void testOverlap8() throws Exception { |
| boolean catched= false; |
| try { |
| new MoveTextEdit(2,5,6); |
| } catch (Exception e) { |
| catched= true; |
| } |
| assertTrue(catched); |
| } |
| |
| public void testOverlap9() throws Exception { |
| MoveTextEdit e1= new MoveTextEdit(3, 1, 7); |
| MoveTextEdit e2= new MoveTextEdit(2, 3, 8); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| assertTrue(!fEditor.canPerformEdits()); |
| } |
| |
| public void testInsert1() throws Exception { |
| // [][ ] |
| SimpleTextEdit e1= SimpleTextEdit.createInsert(2, "yy"); |
| SimpleTextEdit e2= SimpleTextEdit.createReplace(2, 3, "3456"); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| tb_assert(e1.getTextRange(), 2, 2); |
| tb_assert(e2.getTextRange(), 4, 4); |
| assertEquals("Buffer content", "01yy345656789", fBuffer.getContent()); |
| doUndo(undo); |
| tb_assert(e1.getTextRange(), 2, 0); |
| tb_assert(e2.getTextRange(), 2, 3); |
| } |
| |
| public void testInsert2() throws Exception { |
| // [][] |
| SimpleTextEdit e1= SimpleTextEdit.createInsert(2, "yy"); |
| SimpleTextEdit e2= SimpleTextEdit.createInsert(2, "xx"); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| tb_assert(e1.getTextRange(), 2, 2); |
| tb_assert(e2.getTextRange(), 4, 2); |
| assertEquals("Buffer content", "01yyxx23456789", fBuffer.getContent()); |
| doUndo(undo); |
| tb_assert(e1.getTextRange(), 2, 0); |
| tb_assert(e2.getTextRange(), 2, 0); |
| } |
| |
| public void testInsert3() throws Exception { |
| // [ ][][ ] |
| SimpleTextEdit e1= SimpleTextEdit.createReplace(0, 2, "011"); |
| SimpleTextEdit e2= SimpleTextEdit.createInsert(2, "xx"); |
| SimpleTextEdit e3= SimpleTextEdit.createReplace(2, 2, "2"); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| fEditor.add(e3); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| tb_assert(e1.getTextRange(), 0, 3); |
| tb_assert(e2.getTextRange(), 3, 2); |
| tb_assert(e3.getTextRange(), 5, 1); |
| assertEquals("Buffer content", "011xx2456789", fBuffer.getContent()); |
| doUndo(undo); |
| tb_assert(e1.getTextRange(), 0, 2); |
| tb_assert(e2.getTextRange(), 2, 0); |
| tb_assert(e3.getTextRange(), 2, 2); |
| } |
| |
| public void testInsert4() throws Exception { |
| SimpleTextEdit e1= SimpleTextEdit.createInsert(0, "xx"); |
| fEditor.add(e1); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer length", 12, fBuffer.getLength()); |
| tb_assert(e1.getTextRange(), 0, 2); |
| assertEquals("Buffer content", "xx0123456789", fBuffer.getContent()); |
| doUndo(undo); |
| tb_assert(e1.getTextRange(), 0, 0); |
| } |
| |
| public void testInsert5() throws Exception { |
| SimpleTextEdit e1= SimpleTextEdit.createInsert(10, "xx"); |
| fEditor.add(e1); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer length", 12, fBuffer.getLength()); |
| tb_assert(e1.getTextRange(), 10, 2); |
| assertEquals("Buffer content", "0123456789xx", fBuffer.getContent()); |
| doUndo(undo); |
| tb_assert(e1.getTextRange(), 10, 0); |
| } |
| |
| public void testDelete1() throws Exception { |
| SimpleTextEdit e1= SimpleTextEdit.createDelete(3, 1); |
| fEditor.add(e1); |
| assertTrue("Can perform edits", fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| tb_assert(e1.getTextRange(), 3, 0); |
| assertEquals("Buffer content", "012456789", fBuffer.getContent()); |
| doUndo(undo); |
| tb_assert(e1.getTextRange(), 3, 1); |
| } |
| |
| public void testDelete2() throws Exception { |
| SimpleTextEdit e1= SimpleTextEdit.createDelete(4, 1); |
| SimpleTextEdit e2= SimpleTextEdit.createDelete(3, 1); |
| SimpleTextEdit e3= SimpleTextEdit.createDelete(5, 1); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| fEditor.add(e3); |
| assertTrue("Can perform edits", fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| tb_assert(e1.getTextRange(), 3, 0); |
| tb_assert(e2.getTextRange(), 3, 0); |
| tb_assert(e3.getTextRange(), 3, 0); |
| assertEquals("Buffer content", "0126789", fBuffer.getContent()); |
| doUndo(undo); |
| tb_assert(e1.getTextRange(), 4, 1); |
| tb_assert(e2.getTextRange(), 3, 1); |
| tb_assert(e3.getTextRange(), 5, 1); |
| } |
| |
| public void testDelete3() throws Exception { |
| SimpleTextEdit e1= SimpleTextEdit.createInsert(3, "x"); |
| SimpleTextEdit e2= SimpleTextEdit.createDelete(3, 1); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| assertTrue("Can perform edits", fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| tb_assert(e1.getTextRange(), 3, 1); |
| tb_assert(e2.getTextRange(), 4, 0); |
| assertEquals("Buffer content", "012x456789", fBuffer.getContent()); |
| doUndo(undo); |
| tb_assert(e1.getTextRange(), 3, 0); |
| tb_assert(e2.getTextRange(), 3, 1); |
| } |
| |
| public void testMove1() throws Exception { |
| MoveTextEdit e1= new MoveTextEdit(2, 2, 5); |
| fEditor.add(e1); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer content", "0142356789", fBuffer.getContent()); |
| tb_assert(e1.getTargetRange(), 3, 2); |
| tb_assert(e1.getSourceRange(), 2, 0); |
| doUndo(undo); |
| tb_assert(e1.getSourceRange(), 2, 2); |
| tb_assert(e1.getTargetRange(), 5, 0); |
| } |
| |
| public void testMove2() throws Exception { |
| MoveTextEdit e1= new MoveTextEdit(5, 2, 2); |
| fEditor.add(e1); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer content", "0156234789", fBuffer.getContent()); |
| tb_assert(e1.getTargetRange(), 2, 2); |
| tb_assert(e1.getSourceRange(), 7, 0); |
| doUndo(undo); |
| tb_assert(e1.getSourceRange(), 5, 2); |
| tb_assert(e1.getTargetRange(), 2, 0); |
| } |
| |
| public void testMove3() throws Exception { |
| MoveTextEdit e1= new MoveTextEdit(2, 2, 7); |
| SimpleTextEdit e2= SimpleTextEdit.createReplace(4, 1, "x"); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer content", "01x5623789", fBuffer.getContent()); |
| tb_assert(e1.getTargetRange(), 5, 2); |
| tb_assert(e1.getSourceRange(), 2, 0); |
| tb_assert(e2.getTextRange(), 2, 1); |
| doUndo(undo); |
| tb_assert(e1.getSourceRange(), 2, 2); |
| tb_assert(e1.getTargetRange(), 7, 0); |
| tb_assert(e2.getTextRange(), 4, 1); |
| } |
| |
| public void testMove4() throws Exception { |
| MoveTextEdit e1= new MoveTextEdit(7, 2, 2); |
| SimpleTextEdit e2= SimpleTextEdit.createReplace(5, 1, "x"); |
| fEditor.add(e2); |
| fEditor.add(e1); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer content", "0178234x69", fBuffer.getContent()); |
| tb_assert(e1.getTargetRange(), 2, 2); |
| tb_assert(e1.getSourceRange(), 9, 0); |
| tb_assert(e2.getTextRange(), 7, 1); |
| doUndo(undo); |
| tb_assert(e1.getSourceRange(), 7, 2); |
| tb_assert(e1.getTargetRange(), 2, 0); |
| tb_assert(e2.getTextRange(), 5, 1); |
| } |
| |
| public void testMove5() throws Exception { |
| // Move onto itself |
| MoveTextEdit e1= new MoveTextEdit(2, 1, 3); |
| SimpleTextEdit e2= SimpleTextEdit.createReplace(2,1,"x"); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| tb_assert(e1.getTargetRange(), 2, 1); |
| tb_assert(e1.getSourceRange(), 3, 0); |
| tb_assert(e2.getTextRange(), 2, 1); |
| assertEquals("Buffer content", "01x3456789", fBuffer.getContent()); |
| doUndo(undo); |
| tb_assert(e1.getSourceRange(), 2, 1); |
| tb_assert(e1.getTargetRange(), 3, 0); |
| tb_assert(e2.getTextRange(), 2, 1); |
| } |
| |
| public void testMove6() throws Exception { |
| // Move onto itself |
| MoveTextEdit e1= new MoveTextEdit(2, 1, 2); |
| SimpleTextEdit e2= SimpleTextEdit.createReplace(2,1,"x"); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| tb_assert(e1.getTargetRange(), 2, 1); |
| tb_assert(e1.getSourceRange(), 3, 0); // This gets normalized since a move from [2,1] -> 2 == [2,1] -> 3 |
| tb_assert(e2.getTextRange(), 2, 1); |
| assertEquals("Buffer content", "01x3456789", fBuffer.getContent()); |
| doUndo(undo); |
| tb_assert(e1.getSourceRange(), 2, 1); |
| tb_assert(e1.getTargetRange(), 3, 0); |
| tb_assert(e2.getTextRange(), 2, 1); |
| } |
| |
| public void testMove7() throws Exception { |
| MoveTextEdit e1= new MoveTextEdit(2, 3, 7); |
| SimpleTextEdit e2= SimpleTextEdit.createReplace(3, 1, "x"); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer content", "01562x4789", fBuffer.getContent()); |
| tb_assert(e1.getTargetRange(), 4, 3); |
| tb_assert(e1.getSourceRange(), 2, 0); |
| tb_assert(e2.getTextRange(), 5, 1); |
| doUndo(undo); |
| tb_assert(e1.getSourceRange(), 2, 3); |
| tb_assert(e1.getTargetRange(), 7, 0); |
| tb_assert(e2.getTextRange(), 3, 1); |
| } |
| |
| public void testMove8() throws Exception { |
| MoveTextEdit e1= new MoveTextEdit(5, 3, 1); |
| SimpleTextEdit e2= SimpleTextEdit.createReplace(6, 1, "x"); |
| fEditor.add(e2); |
| fEditor.add(e1); |
| assertTrue(fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer content", "05x7123489", fBuffer.getContent()); |
| tb_assert(e1.getTargetRange(), 1, 3); |
| tb_assert(e1.getSourceRange(), 8, 0); |
| tb_assert(e2.getTextRange(), 2, 1); |
| doUndo(undo); |
| tb_assert(e1.getSourceRange(), 5, 3); |
| tb_assert(e1.getTargetRange(), 1, 0); |
| tb_assert(e2.getTextRange(), 6, 1); |
| } |
| |
| public void testMove9() throws Exception { |
| MoveTextEdit e1= new MoveTextEdit(1, 1, 3); |
| MoveTextEdit e2= new MoveTextEdit(1, 3, 5); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| assertTrue("Can perform edits", fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| tb_assert(e1.getTargetRange(), 3, 1); |
| tb_assert(e1.getSourceRange(), 2, 0); |
| tb_assert(e2.getTargetRange(), 2, 3); |
| tb_assert(e2.getSourceRange(), 1, 0); |
| assertEquals("Buffer content", "0421356789", fBuffer.getContent()); |
| doUndo(undo); |
| tb_assert(e1.getSourceRange(), 1, 1); |
| tb_assert(e1.getTargetRange(), 3, 0); |
| tb_assert(e2.getSourceRange(), 1, 3); |
| tb_assert(e2.getTargetRange(), 5, 0); |
| } |
| |
| public void testMove10() throws Exception { |
| MoveTextEdit e1= new MoveTextEdit(2, 2, 8); |
| MoveTextEdit e2= new MoveTextEdit(5, 2, 1); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| assertTrue("Can perform edits", fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer content", "0561472389", fBuffer.getContent()); |
| doUndo(undo); |
| } |
| |
| public void testSwap1() throws Exception { |
| SwapTextEdit e1= new SwapTextEdit(1, 1, 3, 1); |
| fEditor.add(e1); |
| assertTrue("Can perform edits", fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer content", "0321456789", fBuffer.getContent()); |
| doUndo(undo); |
| } |
| |
| public void testSwap2() throws Exception { |
| SwapTextEdit e1= new SwapTextEdit(1, 1, 3, 1); |
| SwapTextEdit e2= new SwapTextEdit(5, 1, 7, 1); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| assertTrue("Can perform edits", fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer content", "0321476589", fBuffer.getContent()); |
| doUndo(undo); |
| } |
| |
| public void testSwap3() throws Exception { |
| SwapTextEdit e1= new SwapTextEdit(1, 1, 3, 1); |
| SwapTextEdit e2= new SwapTextEdit(5, 1, 7, 1); |
| SwapTextEdit e3= new SwapTextEdit(1, 3, 5, 3); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| fEditor.add(e3); |
| assertTrue("Can perform edits", fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer content", "0765432189", fBuffer.getContent()); |
| doUndo(undo); |
| } |
| |
| public void testSwapAndReplace() throws Exception { |
| SwapTextEdit e1= new SwapTextEdit(1, 3, 5, 3); |
| SimpleTextEdit e2= SimpleTextEdit.createReplace(6, 1, "ab"); |
| fEditor.add(e1); |
| fEditor.add(e2); |
| assertTrue("Can perform edits", fEditor.canPerformEdits()); |
| UndoMemento undo= fEditor.performEdits(null); |
| assertEquals("Buffer content", "05ab7412389", fBuffer.getContent()); |
| doUndo(undo); |
| } |
| |
| private void doUndo(UndoMemento undo) throws Exception { |
| fEditor.add(undo); |
| fEditor.performEdits(null); |
| assertBufferContent(); |
| } |
| |
| private void tb_assert(TextRange r, int offset, int length) { |
| assertEquals("Offset", offset, r.getOffset()); |
| assertEquals("Length", length, r.getLength()); |
| } |
| |
| private void assertBufferContent() { |
| assertEquals("Buffer content restored", "0123456789", fBuffer.getContent()); |
| } |
| } |
| |
