-
Notifications
You must be signed in to change notification settings - Fork 215
/
ImmutableFeatureDefinitionTest.java
187 lines (148 loc) · 6.85 KB
/
ImmutableFeatureDefinitionTest.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
/*
* Copyright (c) 2017 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.ditto.things.model;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
import static org.assertj.core.api.Assertions.assertThatNullPointerException;
import static org.mutabilitydetector.unittesting.AllowedReason.provided;
import static org.mutabilitydetector.unittesting.MutabilityAssert.assertInstancesOf;
import static org.mutabilitydetector.unittesting.MutabilityMatchers.areImmutable;
import java.util.Arrays;
import java.util.List;
import org.eclipse.ditto.json.JsonArray;
import org.eclipse.ditto.json.JsonFactory;
import org.junit.Ignore;
import org.junit.Test;
import nl.jqno.equalsverifier.EqualsVerifier;
/**
* Unit test for {@link ImmutableFeatureDefinition} and its builder.
*/
public final class ImmutableFeatureDefinitionTest {
private static final DefinitionIdentifier FIRST_IDENTIFIER =
ThingsModelFactory.newFeatureDefinitionIdentifier("org.eclipse.ditto:example:0.1.0");
private static final DefinitionIdentifier SECOND_IDENTIFIER =
ThingsModelFactory.newFeatureDefinitionIdentifier("org.eclipse.ditto:example:1.0.0");
private static final DefinitionIdentifier THIRD_IDENTIFIER =
ThingsModelFactory.newFeatureDefinitionIdentifier("foo:bar:2.0.0");
private static final JsonArray VALID_JSON = JsonFactory.newArrayBuilder()
.add(FIRST_IDENTIFIER.toString(), SECOND_IDENTIFIER.toString(),THIRD_IDENTIFIER.toString())
.build();
@Test
@Ignore("https://github.com/MutabilityDetector/MutabilityDetector/issues/185")
public void assertImmutability() {
assertInstancesOf(ImmutableFeatureDefinition.class,
areImmutable(),
provided(DefinitionIdentifier.class).isAlsoImmutable());
}
@Test
public void testHashCodeAndEquals() {
EqualsVerifier.forClass(ImmutableFeatureDefinition.class)
.usingGetClass()
.verify();
}
@Test
public void tryToGetBuilderWithNullIdentifier() {
assertThatNullPointerException()
.isThrownBy(() -> ImmutableFeatureDefinition.getBuilder(null))
.withMessage("The %s must not be null!", "first identifier")
.withNoCause();
}
@Test
public void getFirstIdentifierFromBuilderReturnsExpected() {
final FeatureDefinitionBuilder underTest = ImmutableFeatureDefinition.getBuilder(FIRST_IDENTIFIER);
assertThat(underTest.getFirstIdentifier()).isEqualTo(FIRST_IDENTIFIER);
}
@Test
public void getSizeFromBuilderReturnsExpected() {
final FeatureDefinitionBuilder underTest = ImmutableFeatureDefinition.getBuilder(FIRST_IDENTIFIER);
assertThat(underTest.getSize()).isOne();
}
@Test
public void addIdentifierToBuilderWorksAsExpected() {
final FeatureDefinitionBuilder underTest = ImmutableFeatureDefinition.getBuilder(FIRST_IDENTIFIER);
underTest.add(SECOND_IDENTIFIER);
assertThat(underTest).containsExactly(FIRST_IDENTIFIER, SECOND_IDENTIFIER);
}
@Test
public void addAllToBuilderWorksAsExpected() {
final List<DefinitionIdentifier> additionalIdentifiers = Arrays.asList(THIRD_IDENTIFIER, SECOND_IDENTIFIER);
final FeatureDefinitionBuilder underTest = ImmutableFeatureDefinition.getBuilder(FIRST_IDENTIFIER);
underTest.addAll(additionalIdentifiers);
assertThat(underTest).containsExactly(FIRST_IDENTIFIER, THIRD_IDENTIFIER, SECOND_IDENTIFIER);
}
@Test
public void removeIdentifierFromBuilderWorksAsExpected() {
final FeatureDefinitionBuilder underTest = ImmutableFeatureDefinition.getBuilder(FIRST_IDENTIFIER);
underTest.add(SECOND_IDENTIFIER);
underTest.remove(FIRST_IDENTIFIER);
assertThat(underTest).containsOnly(SECOND_IDENTIFIER);
}
@Test
public void tryToBuildFeatureDefinitionWithEmptyBuilder() {
final FeatureDefinitionBuilder underTest = ImmutableFeatureDefinition.getBuilder(FIRST_IDENTIFIER);
underTest.remove(FIRST_IDENTIFIER);
assertThatExceptionOfType(IndexOutOfBoundsException.class)
.isThrownBy(underTest::build)
.withMessage("This builder does not contain at least one Identifier!")
.withNoCause();
}
@Test
public void getFirstIdentifierReturnsExpected() {
final ImmutableFeatureDefinition underTest = ImmutableFeatureDefinition.getBuilder(FIRST_IDENTIFIER)
.add(SECOND_IDENTIFIER)
.add(THIRD_IDENTIFIER)
.build();
assertThat(underTest.getFirstIdentifier()).isEqualTo(FIRST_IDENTIFIER);
}
@Test
public void getSizeReturnsExpected() {
final ImmutableFeatureDefinition underTest = ImmutableFeatureDefinition.getBuilder(FIRST_IDENTIFIER)
.add(SECOND_IDENTIFIER)
.add(THIRD_IDENTIFIER)
.build();
assertThat(underTest.getSize()).isEqualTo(3);
}
@Test
public void valuesAreInExpectedOrder() {
final ImmutableFeatureDefinition underTest = ImmutableFeatureDefinition.getBuilder(SECOND_IDENTIFIER)
.add(THIRD_IDENTIFIER)
.add(FIRST_IDENTIFIER)
.build();
assertThat(underTest).containsExactly(SECOND_IDENTIFIER, THIRD_IDENTIFIER, FIRST_IDENTIFIER);
}
@Test
public void toJsonReturnsExpected() {
final ImmutableFeatureDefinition underTest = ImmutableFeatureDefinition.getBuilder(FIRST_IDENTIFIER)
.add(SECOND_IDENTIFIER)
.add(THIRD_IDENTIFIER)
.build();
final JsonArray actual = underTest.toJson();
assertThat(actual).isEqualTo(VALID_JSON);
}
@Test
public void fromJsonReturnsExpected() {
final ImmutableFeatureDefinition actual = ImmutableFeatureDefinition.fromJson(VALID_JSON);
final ImmutableFeatureDefinition expected = ImmutableFeatureDefinition.getBuilder(FIRST_IDENTIFIER)
.add(SECOND_IDENTIFIER)
.add(THIRD_IDENTIFIER)
.build();
assertThat(actual).isEqualTo(expected);
}
@Test
public void fromJsonOfEmptyArrayFailsWithException() {
assertThatExceptionOfType(FeatureDefinitionEmptyException.class)
.isThrownBy(() -> ImmutableFeatureDefinition.fromJson(JsonFactory.newArray()))
.withMessage("Feature Definition must not be empty!")
.withNoCause();
}
}