• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Copyright (C) 2021 The Dagger Authors.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package dagger.functional.assisted;
18 
19 import static com.google.common.truth.Truth.assertThat;
20 
21 import dagger.Component;
22 import dagger.assisted.Assisted;
23 import dagger.assisted.AssistedFactory;
24 import dagger.assisted.AssistedInject;
25 import org.junit.Test;
26 import org.junit.runner.RunWith;
27 import org.junit.runners.JUnit4;
28 
29 // See https://github.com/google/dagger/issues/2281
30 @RunWith(JUnit4.class)
31 public final class AssistedFactoryWithQualifiedTypesTest {
32   @Component
33   interface TestComponent {
34     // Test a factory with duplicate types with unique qualifiers.
dupeTypeFactory()35     DupeTypeFactory dupeTypeFactory();
36 
37     // Test a factory with duplicate qualifiers with unique types.
dupeQualifierFactory()38     DupeQualifierFactory dupeQualifierFactory();
39 
40     // Test a factory with unnecessary qualifiers on the factory.
unnecessaryQualifierFactory()41     UnnecessaryQualifierFactory unnecessaryQualifierFactory();
42 
43     // Test a factory with different parameter order than the constructor.
swappedDupeTypeFactory()44     SwappedDupeTypeFactory swappedDupeTypeFactory();
45   }
46 
47   static class DupeType {
48     private final String str1;
49     private final String str2;
50 
51     @AssistedInject
DupeType(@ssisted"1") String str1, @Assisted("2") String str2)52     DupeType(@Assisted("1") String str1, @Assisted("2") String str2) {
53       this.str1 = str1;
54       this.str2 = str2;
55     }
56   }
57 
58   @AssistedFactory
59   interface DupeTypeFactory {
create(@ssisted"1") String str1, @Assisted("2") String str2)60     DupeType create(@Assisted("1") String str1, @Assisted("2") String str2);
61   }
62 
63   @Test
testDupeTypeFactory()64   public void testDupeTypeFactory() {
65     String str1 = "str1";
66     String str2 = "str2";
67     DupeType dupeType =
68         DaggerAssistedFactoryWithQualifiedTypesTest_TestComponent.create()
69             .dupeTypeFactory()
70             .create(str1, str2);
71     assertThat(dupeType.str1).isEqualTo(str1);
72     assertThat(dupeType.str2).isEqualTo(str2);
73   }
74 
75   @AssistedFactory
76   interface SwappedDupeTypeFactory {
create(@ssisted"2") String str2, @Assisted("1") String str1)77     DupeType create(@Assisted("2") String str2, @Assisted("1") String str1);
78   }
79 
80   @Test
testSwappedDupeTypeFactory()81   public void testSwappedDupeTypeFactory() {
82     String str1 = "str1";
83     String str2 = "str2";
84     DupeType dupeType =
85         DaggerAssistedFactoryWithQualifiedTypesTest_TestComponent.create()
86             .swappedDupeTypeFactory()
87             .create(str2, str1);
88     assertThat(dupeType.str1).isEqualTo(str1);
89     assertThat(dupeType.str2).isEqualTo(str2);
90   }
91 
92   static class DupeQualifier {
93     private final String str;
94     private final int i;
95 
96     @AssistedInject
DupeQualifier(@ssisted"1") String str, @Assisted("1") int i)97     DupeQualifier(@Assisted("1") String str, @Assisted("1") int i) {
98       this.str = str;
99       this.i = i;
100     }
101   }
102 
103   @AssistedFactory
104   interface DupeQualifierFactory {
create(@ssisted"1") String str, @Assisted("1") int i)105     DupeQualifier create(@Assisted("1") String str, @Assisted("1") int i);
106   }
107 
108   @Test
testDupeQualifierFactory()109   public void testDupeQualifierFactory() {
110     String str = "str";
111     int i = 11;
112     DupeQualifier dupeQualifier =
113         DaggerAssistedFactoryWithQualifiedTypesTest_TestComponent.create()
114             .dupeQualifierFactory()
115             .create(str, i);
116     assertThat(dupeQualifier.str).isEqualTo(str);
117     assertThat(dupeQualifier.i).isEqualTo(i);
118   }
119 
120   static class UnnecessaryQualifier {
121     private final String str;
122     private final double d;
123     private final int i;
124 
125     @AssistedInject
UnnecessaryQualifier(@ssisted String str, @Assisted double d, @Assisted("") int i)126     UnnecessaryQualifier(@Assisted String str, @Assisted double d, @Assisted("") int i) {
127       this.str = str;
128       this.d = d;
129       this.i = i;
130     }
131   }
132 
133   @AssistedFactory
134   interface UnnecessaryQualifierFactory {
create(@ssisted int i, @Assisted("") String str, double d)135     UnnecessaryQualifier create(@Assisted int i, @Assisted("") String str, double d);
136   }
137 
138   @Test
testUnnecessaryQualifierFactory()139   public void testUnnecessaryQualifierFactory() {
140     String str = "str";
141     double d = 2.2;
142     int i = 11;
143     UnnecessaryQualifier unnecessaryQualifier =
144         DaggerAssistedFactoryWithQualifiedTypesTest_TestComponent.create()
145             .unnecessaryQualifierFactory()
146             .create(i, str, d);
147     assertThat(unnecessaryQualifier.str).isEqualTo(str);
148     assertThat(unnecessaryQualifier.d).isEqualTo(d);
149     assertThat(unnecessaryQualifier.i).isEqualTo(i);
150   }
151 }
152