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/*******************************************************************************
* Copyright (c) 2016 Red Hat Inc. 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:
* Mickael Istria, Sopot Cela (Red Hat Inc.)
*******************************************************************************/
package org.eclipse.ui.genericeditor.tests;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableItem;
import org.eclipse.swt.widgets.Widget;
import org.eclipse.jface.text.contentassist.ICompletionProposal;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.genericeditor.tests.contributions.BarContentAssistProcessor;
import org.eclipse.ui.genericeditor.tests.contributions.LongRunningBarContentAssistProcessor;
import org.eclipse.ui.part.FileEditorInput;
import org.eclipse.ui.texteditor.AbstractTextEditor;
import org.eclipse.ui.texteditor.ContentAssistAction;
import org.eclipse.ui.texteditor.ITextEditorActionConstants;
/**
* @since 3.11
*
*/
public class CompletionTest {
private AbstractTextEditor editor;
@BeforeClass
public static void setUpBeforeClass() throws Exception {
GenericEditorTestUtils.setUpBeforeClass();
}
@AfterClass
public static void tearDownAfterClass() throws Exception {
GenericEditorTestUtils.tearDownAfterClass();
}
@Before
public void setUp() throws Exception {
GenericEditorTestUtils.closeIntro();
editor = (AbstractTextEditor) PlatformUI.getWorkbench().getActiveWorkbenchWindow()
.getActivePage().openEditor(new FileEditorInput(GenericEditorTestUtils.getFile()), "org.eclipse.ui.genericeditor.GenericEditor");
}
@After
public void tearDown() throws Exception {
editor.getSite().getPage().closeEditor(editor, false);
editor= null;
}
@Test
public void testCompletion() throws Exception {
Set<Shell> beforeShell = new HashSet<>(Arrays.asList(Display.getDefault().getShells()));
editor.selectAndReveal(3, 0);
ContentAssistAction action = (ContentAssistAction) editor.getAction(ITextEditorActionConstants.CONTENT_ASSIST);
action.update();
action.run();
GenericEditorTestUtils.waitAndDispatch(100);
Set<Shell> afterShell = new HashSet<>(Arrays.asList(Display.getDefault().getShells()));
afterShell.removeAll(beforeShell);
assertEquals("No completion", 1, afterShell.size());
Shell completionShell= afterShell.iterator().next();
Table completionProposalList = findCompletionSelectionControl(completionShell);
// instantaneous
assertEquals(2, completionProposalList.getItemCount());
TableItem computingItem = completionProposalList.getItem(0);
assertTrue("Missing computing info entry", computingItem.getText().contains("Computing")); //$NON-NLS-1$ //$NON-NLS-2$
TableItem completionProposalItem = completionProposalList.getItem(1);
ICompletionProposal completionProposal = (ICompletionProposal)completionProposalItem.getData();
assertEquals(BarContentAssistProcessor.PROPOSAL, completionProposal .getDisplayString());
completionProposalList.setSelection(completionProposalItem);
GenericEditorTestUtils.waitAndDispatch(LongRunningBarContentAssistProcessor.DELAY + 100);
// asynchronous
assertEquals(2, completionProposalList.getItemCount());
completionProposalItem = completionProposalList.getItem(0);
assertEquals(BarContentAssistProcessor.PROPOSAL, ((ICompletionProposal)completionProposalItem.getData()).getDisplayString());
TableItem otherProposalItem = completionProposalList.getItem(1);
assertEquals(LongRunningBarContentAssistProcessor.PROPOSAL, ((ICompletionProposal)otherProposalItem.getData()).getDisplayString());
assertEquals("Addition of completion proposal should keep selection", completionProposal, completionProposalList.getSelection()[0].getData());
// TODO find a way to actually trigger completion and verify result against Editor content
// Assert.assertEquals("Completion didn't complete", "bars are good for a beer.", ((StyledText)editor.getAdapter(Control.class)).getText());
completionShell.close();
}
private Table findCompletionSelectionControl(Widget control) {
if (control instanceof Table) {
return (Table)control;
} else if (control instanceof Composite) {
for (Widget child : ((Composite)control).getChildren()) {
Table res = findCompletionSelectionControl(child);
if (res != null) {
return res;
}
}
}
return null;
}
}
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