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Merge pull request #874 from SimonMarquis/string-decoder

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Replace StringDecoder injection with simpler API
pull/889/head
Don Turner 1 year ago committed by GitHub
parent e03294bad5 0418997f5a
commit 0e13207a40
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8 changed files with 9 additions and 145 deletions
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21
core/common/src/main/java/com/google/samples/apps/nowinandroid/core/decoder/StringDecoder.kt
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@ -1,21 +0,0 @@
/*
* Copyright 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.samples.apps.nowinandroid.core.decoder
interface StringDecoder {
fun decodeString(encodedString: String): String
}

24
core/common/src/main/java/com/google/samples/apps/nowinandroid/core/decoder/UriDecoder.kt
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@ -1,24 +0,0 @@
/*
* Copyright 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.samples.apps.nowinandroid.core.decoder
import android.net.Uri
import javax.inject.Inject
class UriDecoder @Inject constructor() : StringDecoder {
override fun decodeString(encodedString: String): String = Uri.decode(encodedString)
}

31
core/common/src/main/java/com/google/samples/apps/nowinandroid/core/decoder/di/StringDecoderModule.kt
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@ -1,31 +0,0 @@
/*
* Copyright 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.samples.apps.nowinandroid.core.decoder.di
import com.google.samples.apps.nowinandroid.core.decoder.StringDecoder
import com.google.samples.apps.nowinandroid.core.decoder.UriDecoder
import dagger.Binds
import dagger.Module
import dagger.hilt.InstallIn
import dagger.hilt.components.SingletonComponent
@Module
@InstallIn(SingletonComponent::class)
abstract class StringDecoderModule {
@Binds
abstract fun bindStringDecoder(uriDecoder: UriDecoder): StringDecoder
}

24
core/testing/src/main/java/com/google/samples/apps/nowinandroid/core/testing/decoder/FakeStringDecoder.kt
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@ -1,24 +0,0 @@
/*
* Copyright 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.samples.apps.nowinandroid.core.testing.decoder
import com.google.samples.apps.nowinandroid.core.decoder.StringDecoder
import javax.inject.Inject
class FakeStringDecoder @Inject constructor() : StringDecoder {
override fun decodeString(encodedString: String): String = encodedString
}

35
core/testing/src/main/java/com/google/samples/apps/nowinandroid/core/testing/di/TestStringDecoderModule.kt
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@ -1,35 +0,0 @@
/*
* Copyright 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.samples.apps.nowinandroid.core.testing.di
import com.google.samples.apps.nowinandroid.core.decoder.StringDecoder
import com.google.samples.apps.nowinandroid.core.decoder.di.StringDecoderModule
import com.google.samples.apps.nowinandroid.core.testing.decoder.FakeStringDecoder
import dagger.Binds
import dagger.Module
import dagger.hilt.components.SingletonComponent
import dagger.hilt.testing.TestInstallIn
@Module
@TestInstallIn(
components = [SingletonComponent::class],
replaces = [StringDecoderModule::class],
)
abstract class TestStringDecoderModule {
@Binds
abstract fun bindsStringDecoder(fakeStringDecoder: FakeStringDecoder): StringDecoder
}

4
feature/topic/src/main/java/com/google/samples/apps/nowinandroid/feature/topic/TopicViewModel.kt
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@ -23,7 +23,6 @@ import com.google.samples.apps.nowinandroid.core.data.repository.NewsResourceQue
import com.google.samples.apps.nowinandroid.core.data.repository.TopicsRepository
import com.google.samples.apps.nowinandroid.core.data.repository.UserDataRepository
import com.google.samples.apps.nowinandroid.core.data.repository.UserNewsResourceRepository
import com.google.samples.apps.nowinandroid.core.decoder.StringDecoder
import com.google.samples.apps.nowinandroid.core.model.data.FollowableTopic
import com.google.samples.apps.nowinandroid.core.model.data.Topic
import com.google.samples.apps.nowinandroid.core.model.data.UserNewsResource
@ -43,13 +42,12 @@ import javax.inject.Inject
@HiltViewModel
class TopicViewModel @Inject constructor(
savedStateHandle: SavedStateHandle,
stringDecoder: StringDecoder,
private val userDataRepository: UserDataRepository,
topicsRepository: TopicsRepository,
userNewsResourceRepository: UserNewsResourceRepository,
) : ViewModel() {
private val topicArgs: TopicArgs = TopicArgs(savedStateHandle, stringDecoder)
private val topicArgs: TopicArgs = TopicArgs(savedStateHandle)
val topicId = topicArgs.topicId

13
feature/topic/src/main/java/com/google/samples/apps/nowinandroid/feature/topic/navigation/TopicNavigation.kt
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@ -16,7 +16,6 @@
package com.google.samples.apps.nowinandroid.feature.topic.navigation
import android.net.Uri
import androidx.annotation.VisibleForTesting
import androidx.lifecycle.SavedStateHandle
import androidx.navigation.NavController
@ -24,19 +23,23 @@ import androidx.navigation.NavGraphBuilder
import androidx.navigation.NavType
import androidx.navigation.compose.composable
import androidx.navigation.navArgument
import com.google.samples.apps.nowinandroid.core.decoder.StringDecoder
import com.google.samples.apps.nowinandroid.feature.topic.TopicRoute
import java.net.URLDecoder
import java.net.URLEncoder
import kotlin.text.Charsets.UTF_8
private val URL_CHARACTER_ENCODING = UTF_8.name()
@VisibleForTesting
internal const val topicIdArg = "topicId"
internal class TopicArgs(val topicId: String) {
constructor(savedStateHandle: SavedStateHandle, stringDecoder: StringDecoder) :
this(stringDecoder.decodeString(checkNotNull(savedStateHandle[topicIdArg])))
constructor(savedStateHandle: SavedStateHandle) :
this(URLDecoder.decode(checkNotNull(savedStateHandle[topicIdArg]), URL_CHARACTER_ENCODING))
}
fun NavController.navigateToTopic(topicId: String) {
val encodedId = Uri.encode(topicId)
val encodedId = URLEncoder.encode(topicId, URL_CHARACTER_ENCODING)
this.navigate("topic_route/$encodedId") {
launchSingleTop = true
}

2
feature/topic/src/test/java/com/google/samples/apps/nowinandroid/feature/topic/TopicViewModelTest.kt
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@ -22,7 +22,6 @@ import com.google.samples.apps.nowinandroid.core.model.data.FollowableTopic
import com.google.samples.apps.nowinandroid.core.model.data.NewsResource
import com.google.samples.apps.nowinandroid.core.model.data.NewsResourceType.Video
import com.google.samples.apps.nowinandroid.core.model.data.Topic
import com.google.samples.apps.nowinandroid.core.testing.decoder.FakeStringDecoder
import com.google.samples.apps.nowinandroid.core.testing.repository.TestNewsRepository
import com.google.samples.apps.nowinandroid.core.testing.repository.TestTopicsRepository
import com.google.samples.apps.nowinandroid.core.testing.repository.TestUserDataRepository
@ -63,7 +62,6 @@ class TopicViewModelTest {
fun setup() {
viewModel = TopicViewModel(
savedStateHandle = SavedStateHandle(mapOf(topicIdArg to testInputTopics[0].topic.id)),
stringDecoder = FakeStringDecoder(),
userDataRepository = userDataRepository,
topicsRepository = topicsRepository,
userNewsResourceRepository = userNewsResourceRepository,

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