| /******************************************************************************* |
| * Copyright (c) 2021 Red Hat Inc. and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| ********************************************************************************/ |
| package org.eclipse.ui.editors.tests; |
| |
| import static org.junit.Assert.assertArrayEquals; |
| import static org.junit.Assert.assertEquals; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.nio.file.Files; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import org.eclipse.swt.custom.StyledText; |
| import org.eclipse.swt.widgets.Control; |
| |
| import org.eclipse.core.filesystem.EFS; |
| |
| import org.eclipse.core.runtime.CoreException; |
| |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.IMultiTextSelection; |
| import org.eclipse.jface.text.IRegion; |
| import org.eclipse.jface.text.MultiTextSelection; |
| import org.eclipse.jface.text.Region; |
| |
| import org.eclipse.ui.PartInitException; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.ide.IDE; |
| |
| import org.eclipse.ui.texteditor.AbstractTextEditor; |
| import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds; |
| |
| /* |
| * Note: this test would better fit in the org.eclipse.ui.workbench.texteditor bundle, but initializing |
| * and editor from this bundle is quite tricky without the IDE and EFS utils. |
| */ |
| public class TextMultiCaretNavigationTest { |
| |
| private static File file; |
| private static AbstractTextEditor editor; |
| private static StyledText widget; |
| |
| @Before |
| public void setUpBeforeClass() throws IOException, PartInitException, CoreException { |
| file = File.createTempFile(TextMultiCaretNavigationTest.class.getName(), ".txt"); |
| Files.write(file.toPath(), " abc\n 1234\nxyz".getBytes()); |
| editor = (AbstractTextEditor)IDE.openEditorOnFileStore(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage(), EFS.getStore(file.toURI())); |
| widget = (StyledText) editor.getAdapter(Control.class); |
| } |
| |
| @After |
| public void tearDown() { |
| editor.dispose(); |
| file.delete(); |
| } |
| |
| |
| @Test |
| public void testShiftHome() { |
| IDocument document = editor.getDocumentProvider().getDocument(editor.getEditorInput()); |
| editor.getSelectionProvider().setSelection(new MultiTextSelection(document, |
| new IRegion[] { new Region(5, 0), new Region(14, 0), new Region(18, 0), })); |
| assertEquals(5, widget.getCaretOffset()); |
| |
| editor.getAction(ITextEditorActionDefinitionIds.SELECT_LINE_START).run(); |
| IMultiTextSelection selection = (IMultiTextSelection) editor.getSelectionProvider().getSelection(); |
| assertArrayEquals(new IRegion[] { new Region(2, 3), new Region(10, 4), new Region(15, 3) }, |
| selection.getRegions()); |
| assertEquals(2, widget.getCaretOffset()); |
| |
| editor.getAction(ITextEditorActionDefinitionIds.SELECT_LINE_START).run(); |
| selection = (IMultiTextSelection) editor.getSelectionProvider().getSelection(); |
| assertArrayEquals(new IRegion[] { new Region(0, 5), new Region(6, 8), new Region(15, 3) }, |
| selection.getRegions()); |
| assertEquals(0, widget.getCaretOffset()); |
| } |
| |
| @Test |
| public void testShiftEnd() { |
| IDocument document = editor.getDocumentProvider().getDocument(editor.getEditorInput()); |
| editor.getSelectionProvider().setSelection(new MultiTextSelection(document, |
| new IRegion[] { new Region(0, 0), new Region(6, 0), new Region(15, 0), })); |
| assertEquals(0, widget.getCaretOffset()); |
| |
| editor.getAction(ITextEditorActionDefinitionIds.SELECT_LINE_END).run(); |
| IMultiTextSelection selection = (IMultiTextSelection) editor.getSelectionProvider().getSelection(); |
| assertArrayEquals(new IRegion[] { new Region(0, 5), new Region(6, 8), new Region(15, 3) }, |
| selection.getRegions()); |
| assertEquals(5, widget.getCaretOffset()); |
| } |
| |
| @Test |
| public void testShiftEndHomeHome() { |
| IDocument document = editor.getDocumentProvider().getDocument(editor.getEditorInput()); |
| editor.getSelectionProvider().setSelection(new MultiTextSelection(document, |
| new IRegion[] { new Region(0, 0), new Region(6, 0), new Region(15, 0), })); |
| assertEquals(0, widget.getCaretOffset()); |
| |
| editor.getAction(ITextEditorActionDefinitionIds.SELECT_LINE_END).run(); |
| IMultiTextSelection selection = (IMultiTextSelection) editor.getSelectionProvider().getSelection(); |
| assertArrayEquals(new IRegion[] { new Region(0, 5), new Region(6, 8), new Region(15, 3) }, |
| selection.getRegions()); |
| assertEquals(5, widget.getCaretOffset()); |
| |
| editor.getAction(ITextEditorActionDefinitionIds.SELECT_LINE_START).run(); |
| selection = (IMultiTextSelection) editor.getSelectionProvider().getSelection(); |
| assertArrayEquals(new IRegion[] { new Region(0, 2), new Region(6, 4), new Region(15, 0) }, |
| selection.getRegions()); |
| assertEquals(2, widget.getCaretOffset()); // Bug 577727 |
| |
| editor.getAction(ITextEditorActionDefinitionIds.SELECT_LINE_START).run(); |
| selection = (IMultiTextSelection) editor.getSelectionProvider().getSelection(); |
| assertArrayEquals(new IRegion[] { new Region(0, 0), new Region(6, 0), new Region(15, 0) }, |
| selection.getRegions()); |
| assertEquals(0, widget.getCaretOffset()); |
| } |
| |
| } |