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Package: SelectionTableCompositeStrategyProvider_PTest
SelectionTableCompositeStrategyProvider_PTest
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| SelectionTableCompositeStrategyProvider_PTest(String, String, String) |
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| closeShell() |
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| create() |
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| createContext() |
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| createFilteredViewProvider() |
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| createLegacyViewProvider() |
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| createRealm() |
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| destroyContext() |
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| destroyRealm() |
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| getURI(String) |
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| loadViewModels() |
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| parameters() |
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| provides() |
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| provides_not() |
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| provides_not_byRequiredFilter() |
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| static {...} |
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Coverage
1: /*******************************************************************************
2: * Copyright (c) 2019 Christian W. Damus and others.
3: *
4: * All rights reserved. This program and the accompanying materials
5: * are made available under the terms of the Eclipse Public License 2.0
6: * which accompanies this distribution, and is available at
7: * https://www.eclipse.org/legal/epl-2.0/
8: *
9: * SPDX-License-Identifier: EPL-2.0
10: *
11: * Contributors:
12: * Christian W. Damus - initial API and implementation
13: ******************************************************************************/
14: package org.eclipse.emfforms.swt.internal.reference.table;
15:
16: import static org.eclipse.emfforms.swt.internal.reference.table.SelectionTableCompositeStrategyProvider.VIEW_FILTER_KEY;
17: import static org.hamcrest.CoreMatchers.is;
18: import static org.hamcrest.CoreMatchers.notNullValue;
19: import static org.hamcrest.CoreMatchers.nullValue;
20: import static org.junit.Assert.assertThat;
21: import static org.junit.Assume.assumeThat;
22:
23: import java.net.URL;
24: import java.util.Arrays;
25: import java.util.Collection;
26: import java.util.HashSet;
27: import java.util.Set;
28:
29: import org.eclipse.emf.common.util.URI;
30: import org.eclipse.emf.ecore.EClass;
31: import org.eclipse.emf.ecore.EObject;
32: import org.eclipse.emf.ecore.EPackage;
33: import org.eclipse.emf.ecore.EParameter;
34: import org.eclipse.emf.ecore.EReference;
35: import org.eclipse.emf.ecore.EcoreFactory;
36: import org.eclipse.emf.ecore.EcorePackage;
37: import org.eclipse.emf.ecore.resource.Resource;
38: import org.eclipse.emf.ecore.resource.ResourceSet;
39: import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
40: import org.eclipse.emf.ecore.util.EcoreUtil;
41: import org.eclipse.emf.ecore.xml.type.XMLTypePackage;
42: import org.eclipse.emf.ecp.spi.common.ui.composites.SelectionComposite;
43: import org.eclipse.emf.ecp.test.common.DefaultRealm;
44: import org.eclipse.emf.ecp.ui.view.swt.reference.SelectionCompositeStrategy;
45: import org.eclipse.emf.ecp.view.spi.context.ViewModelContext;
46: import org.eclipse.emf.ecp.view.spi.context.ViewModelContextFactory;
47: import org.eclipse.emf.ecp.view.spi.model.VView;
48: import org.eclipse.emf.ecp.view.spi.model.VViewModelProperties;
49: import org.eclipse.emf.ecp.view.spi.model.VViewPackage;
50: import org.eclipse.emf.ecp.view.spi.provider.EMFFormsViewService;
51: import org.eclipse.emf.ecp.view.spi.provider.IFilteredViewProvider;
52: import org.eclipse.emf.ecp.view.spi.provider.IViewProvider;
53: import org.eclipse.emfforms.spi.core.services.databinding.emf.EMFFormsDatabindingEMF;
54: import org.eclipse.jface.viewers.StructuredViewer;
55: import org.eclipse.swt.SWT;
56: import org.eclipse.swt.layout.FillLayout;
57: import org.eclipse.swt.widgets.Shell;
58: import org.eclipse.swtbot.swt.finder.SWTBot;
59: import org.eclipse.swtbot.swt.finder.widgets.SWTBotTable;
60: import org.junit.After;
61: import org.junit.Before;
62: import org.junit.Test;
63: import org.junit.runner.RunWith;
64: import org.junit.runners.Parameterized;
65: import org.junit.runners.Parameterized.Parameters;
66:
67: /**
68: * Black-box tests for the {@link SelectionTableCompositeStrategyProvider} class.
69: */
70: @RunWith(Parameterized.class)
71: public class SelectionTableCompositeStrategyProvider_PTest {
72:
73: private static final EReference REFERENCE = EcorePackage.Literals.ETYPED_ELEMENT__ETYPE;
74:
75: /** Parameterized name of the "outer" view. */
76: private final String mainView;
77: /** Parameterized name of the view containing the table control for the table composite. */
78: private final String tableCompositeView;
79:
80: private DefaultRealm realm;
81:
82: private ViewModelContext context;
83: private EMFFormsViewService viewService;
84: private IViewProvider viewProvider;
85:
86: private VView eParameterView;
87: private VView eTypedElementETypeView;
88:
89: private EParameter domainModel;
90:
91: private SelectionTableCompositeStrategyProvider fixture;
92: private Shell shell;
93:
94: /**
95: * Initializes me.
96: */
97: public SelectionTableCompositeStrategyProvider_PTest(String name, String mainView, String tableComposite) {
98: super();
99: this.mainView = mainView;
100: tableCompositeView = tableComposite;
101: }
102:
103: @Parameters(name = "{0}")
104: public static Object[] parameters() {
105: return new Object[][] {
106: { "legacy", "legacy_EParameter.view", "legacy_ETypedElement_eType.view" },
107: { "segments", "segments_EParameter.view", "segments_ETypedElement_eType.view" }
108: };
109: }
110:
111: @Test
112: public void provides() {
113: assertThat("Expected to provide", fixture.provides(domainModel, REFERENCE), notNullValue());
114: }
115:
116: @Test
117: public void provides_not() {
118: final EPackage oneOffPackage = EcoreFactory.eINSTANCE.createEPackage();
119: oneOffPackage.setName("oneoff");
120: oneOffPackage.setNsURI("http://oneoff");
121: final EClass oneOffClass = EcoreFactory.eINSTANCE.createEClass();
122: oneOffClass.setName("OneOff");
123: oneOffPackage.getEClassifiers().add(oneOffClass);
124: final EReference other = EcoreFactory.eINSTANCE.createEReference();
125: other.setName("other");
126: other.setEType(oneOffClass);
127: oneOffClass.getEStructuralFeatures().add(other);
128: final EObject oneOff = EcoreUtil.create(oneOffClass);
129:
130: assertThat("Expected not to provide", fixture.provides(oneOff, other), nullValue());
131: }
132:
133: @Test
134: public void provides_not_byRequiredFilter() {
135: viewService.removeProvider(viewProvider);
136: viewProvider = createLegacyViewProvider();
137: viewService.addProvider(viewProvider);
138:
139: assertThat("Expected to provide", fixture.provides(domainModel, REFERENCE), nullValue());
140: }
141:
142: @Test
143: public void create() {
144: assumeThat("Expected to provide", fixture.provides(domainModel, REFERENCE), notNullValue());
145:
146: final Set<EObject> extent = new HashSet<>();
147: extent.addAll(EcorePackage.eINSTANCE.getEClassifiers());
148: extent.addAll(XMLTypePackage.eINSTANCE.getEClassifiers());
149:
150: final SelectionCompositeStrategy strategy = fixture.create(domainModel, REFERENCE);
151: final SelectionComposite<? extends StructuredViewer> composite = strategy.getSelectionViewer(domainModel,
152: REFERENCE, extent);
153:
154: shell = new Shell();
155: shell.setSize(500, 300);
156: shell.setLayout(new FillLayout(SWT.VERTICAL));
157: composite.createUI(shell);
158: shell.open();
159:
160: final SWTBot bot = new SWTBot(shell);
161: final SWTBotTable table = bot.table();
162: assertThat("Wrong number of columns", table.columnCount(), is(4));
163:
164: // Note that the EPackage column name is provided explicitly by the view model.
165: // Otherwise, it would also be "Name" (it's the EPackage name)
166: assertThat(table.columns(), is(Arrays.asList("Selection", "Name", "Instance Type Name", "EPackage")));
167:
168: // Exercise the filter
169: bot.text().setText("DocumentRoot");
170:
171: // There should be only one match
172: assertThat("Filter failed", table.rowCount(), is(1));
173: }
174:
175: //
176: // Test framework
177: //
178:
179: @Before
180: public void createRealm() {
181: realm = new DefaultRealm();
182: }
183:
184: @Before
185: public void createContext() {
186: loadViewModels();
187: domainModel = EcoreFactory.eINSTANCE.createEParameter();
188: context = ViewModelContextFactory.INSTANCE.createViewModelContext(eParameterView, domainModel);
189:
190: viewService = context.getService(EMFFormsViewService.class);
191: viewProvider = createFilteredViewProvider();
192: viewService.addProvider(viewProvider);
193:
194: fixture = new SelectionTableCompositeStrategyProvider();
195: fixture.setDatabinding(context.getService(EMFFormsDatabindingEMF.class));
196: }
197:
198: @After
199: public void destroyContext() {
200: viewService.removeProvider(viewProvider);
201: viewService = null;
202: viewProvider = null;
203:
204: context.dispose();
205: context = null;
206: }
207:
208: @After
209: public void closeShell() {
210:• if (shell != null) {
211: shell.dispose();
212: }
213: }
214:
215: @After
216: public void destroyRealm() {
217: realm.dispose();
218: }
219:
220: public void loadViewModels() {
221: final ResourceSet rset = new ResourceSetImpl();
222: Resource res = rset.getResource(getURI(mainView), true);
223: eParameterView = (VView) EcoreUtil.getObjectByType(res.getContents(), VViewPackage.Literals.VIEW);
224: res = rset.getResource(getURI(tableCompositeView), true);
225: eTypedElementETypeView = (VView) EcoreUtil.getObjectByType(res.getContents(), VViewPackage.Literals.VIEW);
226: }
227:
228: URI getURI(String fileName) {
229: final URL url = SelectionTableCompositeStrategyProvider_PTest.class.getResource(fileName);
230: return URI.createURI(url.toExternalForm());
231: }
232:
233: private IViewProvider createFilteredViewProvider() {
234: // Just delegate to an old-style provider
235: final IViewProvider delegate = createLegacyViewProvider();
236:
237: return new IFilteredViewProvider() {
238:
239: @Override
240: public double canProvideViewModel(EObject eObject, VViewModelProperties properties,
241: Collection<String> requiredKeys) {
242:
243: return delegate.canProvideViewModel(eObject, properties);
244: }
245:
246: @Override
247: public VView provideViewModel(EObject eObject, VViewModelProperties properties,
248: Collection<String> requiredKeys) {
249:
250: return delegate.provideViewModel(eObject, properties);
251: }
252:
253: };
254: }
255:
256: /**
257: * Create a legacy provider that requires adaptation to the new filtering API
258: * and so is not even consulted if there are required filter keys.
259: *
260: * @return the legacy view provider
261: */
262: private IViewProvider createLegacyViewProvider() {
263: return new IViewProvider() {
264:
265: @Override
266: public double canProvideViewModel(EObject eObject, VViewModelProperties properties) {
267: return eObject == domainModel
268: && REFERENCE.getName().equals(properties.get(VIEW_FILTER_KEY))
269: ? Double.POSITIVE_INFINITY
270: : NOT_APPLICABLE;
271: }
272:
273: @Override
274: public VView provideViewModel(EObject eObject, VViewModelProperties properties) {
275: final VView result = EcoreUtil.copy(eTypedElementETypeView);
276: result.setLoadingProperties(EcoreUtil.copy(properties));
277: return result;
278: }
279:
280: };
281: }
282:
283: }