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Package: DmrToSegmentsViewService_Test
DmrToSegmentsViewService_Test
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| DmrToSegmentsViewService_Test() |
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| initialSegmentCreation() |
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| segmentCreationForAddedDmrs() |
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| setUp() |
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Coverage
1: /*******************************************************************************
2: * Copyright (c) 2011-2018 EclipseSource Muenchen GmbH 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: * Lucas Koehler - initial API and implementation
13: ******************************************************************************/
14: package org.eclipse.emfforms.internal.core.services.segments;
15:
16: import static org.junit.Assert.assertEquals;
17: import static org.junit.Assert.assertSame;
18: import static org.mockito.Matchers.any;
19: import static org.mockito.Mockito.mock;
20: import static org.mockito.Mockito.times;
21: import static org.mockito.Mockito.verify;
22: import static org.mockito.Mockito.when;
23:
24: import java.util.LinkedList;
25: import java.util.List;
26:
27: import org.eclipse.emf.ecp.view.spi.model.VControl;
28: import org.eclipse.emf.ecp.view.spi.model.VDomainModelReference;
29: import org.eclipse.emf.ecp.view.spi.model.VDomainModelReferenceSegment;
30: import org.eclipse.emf.ecp.view.spi.model.VFeatureDomainModelReferenceSegment;
31: import org.eclipse.emf.ecp.view.spi.model.VView;
32: import org.eclipse.emf.ecp.view.spi.model.VViewFactory;
33: import org.eclipse.emf.ecp.view.spi.vertical.model.VVerticalFactory;
34: import org.eclipse.emf.ecp.view.spi.vertical.model.VVerticalLayout;
35: import org.eclipse.emfforms.spi.core.services.segments.EMFFormsSegmentGenerator;
36: import org.eclipse.emfforms.spi.core.services.view.EMFFormsViewContext;
37: import org.junit.Before;
38: import org.junit.Test;
39:
40: /**
41: * Unit tests for {@link DmrToSegmentsViewService}.
42: *
43: * @author Lucas Koehler
44: *
45: */
46: public class DmrToSegmentsViewService_Test {
47:
48: private EMFFormsSegmentGenerator segmentGenerator;
49: private VView view;
50: private EMFFormsViewContext viewContext;
51:
52: @Before
53: public void setUp() {
54: segmentGenerator = mock(EMFFormsSegmentGenerator.class);
55: view = VViewFactory.eINSTANCE.createView();
56:
57: viewContext = mock(EMFFormsViewContext.class);
58: when(viewContext.getService(EMFFormsSegmentGenerator.class)).thenReturn(segmentGenerator);
59: when(viewContext.getViewModel()).thenReturn(view);
60: }
61:
62: @Test
63: public void initialSegmentCreation() {
64: final VDomainModelReference dmr = VViewFactory.eINSTANCE.createFeaturePathDomainModelReference();
65: final VDomainModelReference dmrWithSegments = VViewFactory.eINSTANCE.createFeaturePathDomainModelReference();
66:
67: // Add controls with dmrs, one control is cascaded in a vertical layout
68: final VControl control1 = VViewFactory.eINSTANCE.createControl();
69: final VControl control2 = VViewFactory.eINSTANCE.createControl();
70: final VVerticalLayout verticalLayout = VVerticalFactory.eINSTANCE.createVerticalLayout();
71: control1.setDomainModelReference(dmr);
72: control2.setDomainModelReference(dmrWithSegments);
73: verticalLayout.getChildren().add(control1);
74: view.getChildren().add(verticalLayout);
75: view.getChildren().add(control2);
76:
77: // Configure segments and the segment generator
78: final VFeatureDomainModelReferenceSegment existingSegment = VViewFactory.eINSTANCE
79: .createFeatureDomainModelReferenceSegment();
80: dmrWithSegments.getSegments().add(existingSegment);
81: final VDomainModelReferenceSegment generatedSegment1 = VViewFactory.eINSTANCE
82: .createFeatureDomainModelReferenceSegment();
83: final VDomainModelReferenceSegment generatedSegment2 = VViewFactory.eINSTANCE
84: .createFeatureDomainModelReferenceSegment();
85: final List<VDomainModelReferenceSegment> list = new LinkedList<>();
86: list.add(generatedSegment1);
87: list.add(generatedSegment2);
88: when(segmentGenerator.generateSegments(any(VDomainModelReference.class))).thenReturn(list);
89:
90: // Create service and thereby trigger the initial segment generation
91: new DmrToSegmentsViewService(viewContext);
92:
93: // The generated segments were added to the dmr without segments
94: assertEquals(2, dmr.getSegments().size());
95: assertSame(generatedSegment1, dmr.getSegments().get(0));
96: assertSame(generatedSegment2, dmr.getSegments().get(1));
97:
98: // Segments of the dmr with existing segments were not changed
99: assertEquals(1, dmrWithSegments.getSegments().size());
100: assertSame(existingSegment, dmrWithSegments.getSegments().get(0));
101:
102: // Only once for the dmr without segments
103: verify(segmentGenerator, times(1)).generateSegments(any(VDomainModelReference.class));
104: verify(segmentGenerator, times(1)).generateSegments(dmr);
105: }
106:
107: /**
108: * Tests that Segments are also generated for DMRs that are added to the view model after the service has been
109: * created.
110: */
111: @Test
112: public void segmentCreationForAddedDmrs() {
113: final DmrToSegmentsViewService service = new DmrToSegmentsViewService(viewContext);
114: // The service registers itself as a view change listener
115: verify(viewContext).registerViewChangeListener(service);
116:
117: final VDomainModelReferenceSegment generatedSegment1 = VViewFactory.eINSTANCE
118: .createFeatureDomainModelReferenceSegment();
119: final VDomainModelReferenceSegment generatedSegment2 = VViewFactory.eINSTANCE
120: .createFeatureDomainModelReferenceSegment();
121: final List<VDomainModelReferenceSegment> list = new LinkedList<>();
122: list.add(generatedSegment1);
123: list.add(generatedSegment2);
124: when(segmentGenerator.generateSegments(any(VDomainModelReference.class))).thenReturn(list);
125:
126: final VDomainModelReference dmr = VViewFactory.eINSTANCE.createFeaturePathDomainModelReference();
127:
128: service.notifyAdd(dmr);
129:
130: // The generated segments were added to the dmr without segments
131: assertEquals(2, dmr.getSegments().size());
132: assertSame(generatedSegment1, dmr.getSegments().get(0));
133: assertSame(generatedSegment2, dmr.getSegments().get(1));
134:
135: // A control is added
136: service.notifyAdd(mock(VControl.class));
137:
138: // Add a DMR with existing segments
139: final VDomainModelReference dmrWithSegments = VViewFactory.eINSTANCE.createFeaturePathDomainModelReference();
140: final VFeatureDomainModelReferenceSegment existingSegment = VViewFactory.eINSTANCE
141: .createFeatureDomainModelReferenceSegment();
142: dmrWithSegments.getSegments().add(existingSegment);
143: service.notifyAdd(dmrWithSegments);
144:
145: // Segments of the dmr with existing segments were not changed
146: assertEquals(1, dmrWithSegments.getSegments().size());
147: assertSame(existingSegment, dmrWithSegments.getSegments().get(0));
148:
149: // The segment generator was queried once for the dmr without segments
150: verify(segmentGenerator, times(1)).generateSegments(any(VDomainModelReference.class));
151: verify(segmentGenerator, times(1)).generateSegments(dmr);
152: }
153: }