| /* |
| * Copyright 2020 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.test.gesturescope |
| |
| import androidx.test.filters.MediumTest |
| import androidx.ui.core.Modifier |
| import androidx.compose.ui.geometry.Offset |
| import androidx.compose.foundation.layout.Stack |
| import androidx.compose.foundation.layout.fillMaxSize |
| import androidx.ui.test.InputDispatcher.Companion.eventPeriod |
| import androidx.ui.test.createComposeRule |
| import androidx.ui.test.performGesture |
| import androidx.ui.test.onNodeWithTag |
| import androidx.ui.test.runOnIdle |
| import androidx.ui.test.pinch |
| import androidx.ui.test.util.ClickableTestBox |
| import androidx.ui.test.util.MultiPointerInputRecorder |
| import androidx.ui.test.util.assertTimestampsAreIncreasing |
| import androidx.ui.test.util.isMonotonicBetween |
| import androidx.ui.unit.inMilliseconds |
| import androidx.ui.unit.milliseconds |
| import com.google.common.truth.Truth.assertThat |
| import org.junit.Rule |
| import org.junit.Test |
| import org.junit.runner.RunWith |
| import org.junit.runners.JUnit4 |
| |
| @MediumTest |
| @RunWith(JUnit4::class) |
| class SendPinchTest { |
| companion object { |
| private const val TAG = "PINCH" |
| } |
| |
| @get:Rule |
| val composeTestRule = createComposeRule(disableTransitions = true) |
| |
| private val recorder = MultiPointerInputRecorder() |
| |
| @Test |
| fun pinch() { |
| composeTestRule.setContent { |
| Stack(Modifier.fillMaxSize()) { |
| ClickableTestBox(modifier = recorder, tag = TAG) |
| } |
| } |
| |
| val start0 = Offset(40f, 50f) |
| val end0 = Offset(8f, 50f) |
| val start1 = Offset(60f, 50f) |
| val end1 = Offset(92f, 50f) |
| val duration = 400.milliseconds |
| |
| onNodeWithTag(TAG).performGesture { |
| pinch(start0, end0, start1, end1, duration) |
| } |
| |
| runOnIdle { |
| recorder.run { |
| assertTimestampsAreIncreasing() |
| |
| val expectedMoveEvents = duration.inMilliseconds() / eventPeriod |
| // expect up and down events for each pointer as well as the move events |
| assertThat(events.size).isEqualTo(4 + expectedMoveEvents) |
| |
| val pointerChanges = events.flatMap { it.pointers } |
| |
| val pointerIds = pointerChanges.map { it.id }.distinct() |
| val pointerUpChanges = pointerChanges.filter { !it.down } |
| |
| assertThat(pointerIds).hasSize(2) |
| |
| // Assert each pointer went back up |
| assertThat(pointerUpChanges.map { it.id }).containsExactlyElementsIn(pointerIds) |
| |
| // Assert the up events are at the end |
| @Suppress("NestedLambdaShadowedImplicitParameter") |
| assertThat(events.takeLastWhile { it.pointers.any { !it.down } }).hasSize(2) |
| |
| pointerChanges.filter { it.id.value == 0L }.isMonotonicBetween(start0, end0) |
| pointerChanges.filter { it.id.value == 1L }.isMonotonicBetween(start1, end1) |
| } |
| } |
| } |
| } |