| /* |
| * Copyright 2019 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.ui.core.test |
| |
| import androidx.test.filters.SmallTest |
| import androidx.test.rule.ActivityTestRule |
| import androidx.ui.core.Layout |
| import androidx.ui.core.Modifier |
| import androidx.ui.core.draw |
| import androidx.ui.framework.test.TestActivity |
| import androidx.ui.unit.ipx |
| import org.junit.Assert.assertFalse |
| import org.junit.Assert.assertTrue |
| import org.junit.Before |
| import org.junit.Rule |
| import org.junit.Test |
| import org.junit.runner.RunWith |
| import org.junit.runners.JUnit4 |
| import java.util.concurrent.CountDownLatch |
| import java.util.concurrent.TimeUnit |
| |
| @SmallTest |
| @RunWith(JUnit4::class) |
| class ModelReadsTest { |
| |
| @get:Rule |
| val rule = ActivityTestRule<TestActivity>(TestActivity::class.java) |
| private lateinit var activity: TestActivity |
| private lateinit var latch: CountDownLatch |
| |
| @Before |
| fun setup() { |
| activity = rule.activity |
| activity.hasFocusLatch.await(5, TimeUnit.SECONDS) |
| latch = CountDownLatch(1) |
| } |
| |
| @Test |
| fun useTheSameModelInDrawAndPosition() { |
| val model = OffsetModel(5.ipx) |
| var drawLatch = CountDownLatch(1) |
| var positionLatch = CountDownLatch(1) |
| rule.runOnUiThread { |
| activity.setContentInFrameLayout { |
| Layout({}, modifier = draw { _, _ -> |
| // read from the model |
| model.offset |
| drawLatch.countDown() |
| }) { _, _, _ -> |
| layout(10.ipx, 10.ipx) { |
| // read from the model |
| model.offset |
| positionLatch.countDown() |
| } |
| } |
| } |
| } |
| assertTrue(drawLatch.await(1, TimeUnit.SECONDS)) |
| assertTrue(positionLatch.await(1, TimeUnit.SECONDS)) |
| |
| drawLatch = CountDownLatch(1) |
| positionLatch = CountDownLatch(1) |
| rule.runOnUiThread { |
| model.offset = 7.ipx |
| } |
| |
| assertTrue(drawLatch.await(1, TimeUnit.SECONDS)) |
| assertTrue(positionLatch.await(1, TimeUnit.SECONDS)) |
| |
| drawLatch = CountDownLatch(1) |
| positionLatch = CountDownLatch(1) |
| rule.runOnUiThread { |
| model.offset = 10.ipx |
| } |
| |
| assertTrue(drawLatch.await(1, TimeUnit.SECONDS)) |
| assertTrue(positionLatch.await(1, TimeUnit.SECONDS)) |
| } |
| |
| @Test |
| fun useDifferentModelsInDrawAndPosition() { |
| val drawModel = OffsetModel(5.ipx) |
| val positionModel = OffsetModel(5.ipx) |
| var drawLatch = CountDownLatch(1) |
| var positionLatch = CountDownLatch(1) |
| rule.runOnUiThread { |
| activity.setContentInFrameLayout { |
| Layout({}, modifier = draw { _, _ -> |
| // read from the model |
| drawModel.offset |
| drawLatch.countDown() |
| }) { _, _, _ -> |
| layout(10.ipx, 10.ipx) { |
| // read from the model |
| positionModel.offset |
| positionLatch.countDown() |
| } |
| } |
| } |
| } |
| assertTrue(drawLatch.await(1, TimeUnit.SECONDS)) |
| assertTrue(positionLatch.await(1, TimeUnit.SECONDS)) |
| |
| drawLatch = CountDownLatch(1) |
| positionLatch = CountDownLatch(1) |
| rule.runOnUiThread { |
| drawModel.offset = 7.ipx |
| } |
| |
| assertTrue(drawLatch.await(1, TimeUnit.SECONDS)) |
| assertFalse(positionLatch.await(200, TimeUnit.MILLISECONDS)) |
| |
| drawLatch = CountDownLatch(1) |
| positionLatch = CountDownLatch(1) |
| rule.runOnUiThread { |
| positionModel.offset = 10.ipx |
| } |
| |
| assertTrue(drawLatch.await(1, TimeUnit.SECONDS)) |
| assertTrue(positionLatch.await(1, TimeUnit.SECONDS)) |
| } |
| |
| @Test |
| fun useTheSameModelInMeasureAndPosition() { |
| val model = OffsetModel(5.ipx) |
| var measureLatch = CountDownLatch(1) |
| var drawLatch = CountDownLatch(1) |
| rule.runOnUiThread { |
| activity.setContentInFrameLayout { |
| Layout({}, modifier = draw { _, _ -> |
| // read from the model |
| model.offset |
| drawLatch.countDown() |
| }) { _, _, _ -> |
| measureLatch.countDown() |
| // read from the model |
| layout(model.offset, 10.ipx) {} |
| } |
| } |
| } |
| assertTrue(measureLatch.await(1, TimeUnit.SECONDS)) |
| assertTrue(drawLatch.await(1, TimeUnit.SECONDS)) |
| |
| measureLatch = CountDownLatch(1) |
| drawLatch = CountDownLatch(1) |
| rule.runOnUiThread { |
| model.offset = 10.ipx |
| } |
| |
| assertTrue(measureLatch.await(1, TimeUnit.SECONDS)) |
| assertTrue(drawLatch.await(1, TimeUnit.SECONDS)) |
| |
| measureLatch = CountDownLatch(1) |
| drawLatch = CountDownLatch(1) |
| rule.runOnUiThread { |
| model.offset = 15.ipx |
| } |
| |
| assertTrue(measureLatch.await(1, TimeUnit.SECONDS)) |
| assertTrue(drawLatch.await(1, TimeUnit.SECONDS)) |
| } |
| |
| @Test |
| fun useDifferentModelsInMeasureAndPosition() { |
| val measureModel = OffsetModel(5.ipx) |
| val positionModel = OffsetModel(5.ipx) |
| var measureLatch = CountDownLatch(1) |
| var positionLatch = CountDownLatch(1) |
| rule.runOnUiThread { |
| activity.setContentInFrameLayout { |
| Layout({}) { _, _, _ -> |
| measureLatch.countDown() |
| // read from the model |
| layout(measureModel.offset, 10.ipx) { |
| // read from the model |
| positionModel.offset |
| positionLatch.countDown() |
| } |
| } |
| } |
| } |
| assertTrue(measureLatch.await(1, TimeUnit.SECONDS)) |
| assertTrue(positionLatch.await(1, TimeUnit.SECONDS)) |
| |
| measureLatch = CountDownLatch(1) |
| positionLatch = CountDownLatch(1) |
| rule.runOnUiThread { |
| measureModel.offset = 10.ipx |
| } |
| |
| assertTrue(measureLatch.await(1, TimeUnit.SECONDS)) |
| // remeasuring automatically triggers relayout |
| assertTrue(positionLatch.await(1, TimeUnit.SECONDS)) |
| |
| measureLatch = CountDownLatch(1) |
| positionLatch = CountDownLatch(1) |
| rule.runOnUiThread { |
| positionModel.offset = 15.ipx |
| } |
| |
| assertFalse(measureLatch.await(200, TimeUnit.MILLISECONDS)) |
| assertTrue(positionLatch.await(1, TimeUnit.SECONDS)) |
| } |
| |
| @Test |
| fun drawReactsOnCorrectModelsChanges() { |
| val enabled = ValueModel(true) |
| val model = ValueModel(0) |
| rule.runOnUiThread { |
| activity.setContentInFrameLayout { |
| AtLeastSize(10.ipx, modifier = draw { _, _ -> |
| if (enabled.value) { |
| // read the model |
| model.value |
| } |
| latch.countDown() |
| }) { |
| } |
| } |
| } |
| assertTrue(latch.await(1, TimeUnit.SECONDS)) |
| } |
| |
| @Test |
| fun measureReactsOnCorrectModelsChanges() { |
| val enabled = ValueModel(true) |
| val model = ValueModel(0) |
| rule.runOnUiThread { |
| activity.setContentInFrameLayout { |
| Layout({}) { _, _, _ -> |
| if (enabled.value) { |
| // read the model |
| model.value |
| } |
| latch.countDown() |
| layout(10.ipx, 10.ipx) {} |
| } |
| } |
| } |
| assertTrue(latch.await(1, TimeUnit.SECONDS)) |
| |
| assertCountDownOnlyWhileEnabled(enabled, model) |
| } |
| |
| @Test |
| fun layoutReactsOnCorrectModelsChanges() { |
| val enabled = ValueModel(true) |
| val model = ValueModel(0) |
| rule.runOnUiThread { |
| activity.setContentInFrameLayout { |
| Layout({}) { _, _, _ -> |
| layout(10.ipx, 10.ipx) { |
| if (enabled.value) { |
| // read the model |
| model.value |
| } |
| latch.countDown() |
| } |
| } |
| } |
| } |
| assertTrue(latch.await(1, TimeUnit.SECONDS)) |
| |
| assertCountDownOnlyWhileEnabled(enabled, model) |
| } |
| |
| @Test |
| fun drawStopsReactingOnModelsAfterDetaching() { |
| val enabled = ValueModel(true) |
| val model = ValueModel(0) |
| rule.runOnUiThread { |
| activity.setContentInFrameLayout { |
| val modifier = if (enabled.value) { |
| draw { _, _ -> |
| // read the model |
| model.value |
| latch.countDown() |
| } |
| } else Modifier.None |
| AtLeastSize(10.ipx, modifier = modifier) {} |
| } |
| } |
| assertTrue(latch.await(1, TimeUnit.SECONDS)) |
| |
| assertCountDownOnlyWhileEnabled(enabled, model, false) |
| } |
| |
| @Test |
| fun measureStopsReactingOnModelsAfterDetaching() { |
| val enabled = ValueModel(true) |
| val model = ValueModel(0) |
| rule.runOnUiThread { |
| activity.setContentInFrameLayout { |
| if (enabled.value) { |
| Layout({}) { _, _, _ -> |
| // read the model |
| model.value |
| latch.countDown() |
| layout(10.ipx, 10.ipx) {} |
| } |
| } |
| } |
| } |
| assertTrue(latch.await(1, TimeUnit.SECONDS)) |
| |
| assertCountDownOnlyWhileEnabled(enabled, model, false) |
| } |
| |
| @Test |
| fun layoutStopsReactingOnModelsAfterDetaching() { |
| val enabled = ValueModel(true) |
| val model = ValueModel(0) |
| rule.runOnUiThread { |
| activity.setContentInFrameLayout { |
| if (enabled.value) { |
| Layout({}) { _, _, _ -> |
| layout(10.ipx, 10.ipx) { |
| // read the model |
| model.value |
| latch.countDown() |
| } |
| } |
| } |
| } |
| } |
| assertTrue(latch.await(1, TimeUnit.SECONDS)) |
| |
| assertCountDownOnlyWhileEnabled(enabled, model, false) |
| } |
| |
| fun assertCountDownOnlyWhileEnabled( |
| enableModel: ValueModel<Boolean>, |
| valueModel: ValueModel<Int>, |
| triggeredByEnableSwitch: Boolean = true |
| ) { |
| latch = CountDownLatch(1) |
| rule.runOnUiThread { |
| valueModel.value++ |
| } |
| assertTrue(latch.await(1, TimeUnit.SECONDS)) |
| |
| latch = CountDownLatch(1) |
| rule.runOnUiThread { |
| enableModel.value = false |
| } |
| if (triggeredByEnableSwitch) { |
| assertTrue(latch.await(1, TimeUnit.SECONDS)) |
| } else { |
| assertFalse(latch.await(200, TimeUnit.MILLISECONDS)) |
| } |
| |
| latch = CountDownLatch(1) |
| rule.runOnUiThread { |
| valueModel.value++ |
| } |
| assertFalse(latch.await(200, TimeUnit.MILLISECONDS)) |
| } |
| } |