| /* |
| * 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.compose |
| |
| import android.app.Activity |
| import androidx.compose.benchmark.ComposeActivity |
| import androidx.test.ext.junit.runners.AndroidJUnit4 |
| import androidx.test.filters.LargeTest |
| import androidx.ui.core.WithConstraints |
| import androidx.ui.core.setContent |
| import androidx.compose.foundation.Text |
| import androidx.compose.foundation.layout.Column |
| import androidx.ui.material.DrawerState |
| import androidx.ui.material.ModalDrawerLayout |
| import org.junit.Rule |
| import org.junit.Test |
| import org.junit.runner.RunWith |
| import java.util.concurrent.CountDownLatch |
| import java.util.concurrent.TimeUnit |
| |
| /** |
| * Test the hot reload with sub-composition (specifically WithConstraints). |
| * |
| * It is a bit odd for this to be in the benchmark project but, for one test, it seemed overkill |
| * to create a separate integration test project. |
| * |
| * If we end up adding more tests a new project should be created. |
| * |
| * Regression test for b/148818582 |
| */ |
| @RunWith(AndroidJUnit4::class) |
| @LargeTest |
| class HotReloadIntegrationTests { |
| @Suppress("DEPRECATION") |
| @get:Rule |
| val activityRule = androidx.test.rule.ActivityTestRule(ComposeActivity::class.java) |
| |
| @Test |
| fun testSubComposition() { |
| val activity = activityRule.activity |
| activity.uiThread { |
| activity.setContent { |
| Column { |
| WithConstraints { |
| val state = state { DrawerState.Closed } |
| ModalDrawerLayout( |
| drawerState = state.value, |
| onStateChange = { state.value = it }, |
| drawerContent = { }, |
| bodyContent = { Text(text = "Hello") } |
| ) |
| } |
| } |
| } |
| } |
| |
| activity.onNextFrame { |
| simulateHotReload(activity) |
| } |
| } |
| } |
| |
| fun Activity.uiThread(block: () -> Unit) { |
| val latch = CountDownLatch(1) |
| var exception: Throwable? = null |
| runOnUiThread { |
| try { |
| block() |
| } catch (e: Throwable) { |
| exception = e |
| } |
| latch.countDown() |
| } |
| latch.await(5, TimeUnit.SECONDS) || error("UI thread work didn't complete in 5 secs") |
| exception?.let { throw it } |
| } |
| |
| fun Activity.onNextFrame(block: () -> Unit) { |
| uiThread { |
| android.view.Choreographer.getInstance().postFrameCallback( |
| object : android.view.Choreographer.FrameCallback { |
| override fun doFrame(frameTimeNanos: Long) { |
| block() |
| } |
| }) |
| } |
| } |