1 /*
2  * Copyright (C) 2023 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.kotlinsrc.assisted
18 
19 import com.google.common.truth.Truth.assertThat
20 import dagger.Component
21 import dagger.assisted.Assisted
22 import dagger.assisted.AssistedFactory
23 import dagger.assisted.AssistedInject
24 import org.junit.Test
25 import org.junit.runner.RunWith
26 import org.junit.runners.JUnit4
27 
28 // This is a regression test for https://github.com/google/dagger/issues/2278
29 @RunWith(JUnit4::class)
30 internal class AssistedFactoryWithAssistedInjectParamTest {
31   @Component
32   interface ParentComponent {
fooFactorynull33     fun fooFactory(): FooFactory
34     fun barFactory(): BarFactory
35   }
36 
37   class Foo @AssistedInject constructor(@Assisted val bar: Bar)
38 
39   class Bar @AssistedInject constructor()
40 
41   @AssistedFactory
42   interface FooFactory {
43     fun create(bar: Bar): Foo
44   }
45 
46   @AssistedFactory
47   interface BarFactory {
createnull48     fun create(): Bar
49   }
50 
51   @Test
52   fun testFooFactory() {
53     val component = DaggerAssistedFactoryWithAssistedInjectParamTest_ParentComponent.create()
54     val fooFactory = component.fooFactory()
55     val barFactory = component.barFactory()
56     val bar = barFactory.create()
57     val foo = fooFactory.create(bar)
58     assertThat(foo.bar).isEqualTo(bar)
59   }
60 }
61