| /* |
| * Copyright 2023 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 |
| * |
| * http://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 androidx.compose.material3.adaptive |
| |
| import android.graphics.Rect |
| import androidx.compose.runtime.State |
| import androidx.compose.ui.test.junit4.createComposeRule |
| import androidx.test.ext.junit.runners.AndroidJUnit4 |
| import androidx.test.filters.SmallTest |
| import androidx.window.layout.DisplayFeature |
| import androidx.window.layout.FoldingFeature |
| import androidx.window.layout.WindowLayoutInfo |
| import androidx.window.testing.layout.FoldingFeature |
| import androidx.window.testing.layout.WindowLayoutInfoPublisherRule |
| import com.google.common.truth.Truth.assertThat |
| import org.junit.Rule |
| import org.junit.Test |
| import org.junit.rules.RuleChain |
| import org.junit.rules.TestRule |
| import org.junit.runner.RunWith |
| |
| @OptIn(ExperimentalMaterial3AdaptiveApi::class) |
| @SmallTest |
| @RunWith(AndroidJUnit4::class) |
| class CollectFoldingFeaturesAsStateTest { |
| private val composeRule = createComposeRule() |
| private val publisherRule = WindowLayoutInfoPublisherRule() |
| |
| @get:Rule |
| val testRule: TestRule |
| init { |
| testRule = RuleChain.outerRule(publisherRule).around(composeRule) |
| } |
| |
| @Test |
| fun test_collectFoldingFeatureAsState_returnEmptyListInitially() { |
| lateinit var actualFoldingFeatures: State<List<FoldingFeature>> |
| |
| composeRule.setContent { |
| actualFoldingFeatures = collectFoldingFeaturesAsState() |
| } |
| |
| composeRule.runOnIdle { |
| assertThat(actualFoldingFeatures.value).isEmpty() |
| } |
| } |
| |
| @Test |
| fun test_collectFoldingFeatureAsState_returnCurrentFoldingFeatures() { |
| lateinit var actualFoldingFeatures: State<List<FoldingFeature>> |
| |
| composeRule.setContent { |
| actualFoldingFeatures = collectFoldingFeaturesAsState() |
| } |
| |
| publisherRule.overrideWindowLayoutInfo( |
| WindowLayoutInfo( |
| listOf(MockFoldingFeature1, MockFoldingFeature2, MockDisplayFeature) |
| ) |
| ) |
| |
| composeRule.runOnIdle { |
| assertThat(actualFoldingFeatures.value.size).isEqualTo(2) |
| assertThat(MockFoldingFeature1 in actualFoldingFeatures.value).isTrue() |
| assertThat(MockFoldingFeature2 in actualFoldingFeatures.value).isTrue() |
| } |
| } |
| |
| companion object { |
| val MockFoldingFeature1 = FoldingFeature( |
| windowBounds = Rect(0, 0, 1024, 800), |
| size = 1 |
| ) |
| val MockFoldingFeature2 = FoldingFeature( |
| windowBounds = Rect(0, 0, 1024, 800), |
| size = 0 |
| ) |
| val MockDisplayFeature = object : DisplayFeature { |
| override val bounds = Rect(10, 10, 12, 12) |
| } |
| } |
| } |
