| /* |
| * 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.tooling |
| |
| import android.app.Activity |
| import android.os.Bundle |
| import androidx.ui.tooling.preview.ComposeViewAdapter |
| import androidx.ui.tooling.preview.ViewInfo |
| import androidx.ui.tooling.test.R |
| import org.junit.Assert.assertArrayEquals |
| import org.junit.Assert.assertTrue |
| import org.junit.Before |
| import org.junit.Rule |
| import org.junit.Test |
| |
| class ComposeViewAdapterTest { |
| @Suppress("DEPRECATION") |
| @get:Rule |
| val activityTestRule = androidx.test.rule.ActivityTestRule<TestActivity>( |
| TestActivity::class.java |
| ) |
| |
| private lateinit var composeViewAdapter: ComposeViewAdapter |
| |
| @Before |
| fun setup() { |
| composeViewAdapter = |
| activityTestRule.activity.findViewById(R.id.compose_view_adapter) |
| } |
| |
| /** |
| * Asserts that the given Composable method executes correct and outputs some [ViewInfo]s. |
| */ |
| private fun assertRendersCorrectly(className: String, methodName: String): List<ViewInfo> { |
| activityTestRule.runOnUiThread { |
| composeViewAdapter.init(className, methodName, debugViewInfos = true) |
| } |
| |
| activityTestRule.runOnUiThread { |
| assertTrue(composeViewAdapter.viewInfos.isNotEmpty()) |
| } |
| |
| return composeViewAdapter.viewInfos |
| } |
| |
| @Test |
| fun instantiateComposeViewAdapter() { |
| val viewInfos = assertRendersCorrectly( |
| "androidx.ui.tooling.SimpleComposablePreviewKt", |
| "SimpleComposablePreview" |
| ).flatMap { it.allChildren() + it } |
| .filter { it.fileName == "SimpleComposablePreview.kt" } |
| .toList() |
| |
| activityTestRule.runOnUiThread { |
| assertTrue(viewInfos.isNotEmpty()) |
| // Verify that valid line numbers are being recorded |
| assertTrue(viewInfos.map { it.lineNumber }.all { it > 0 }) |
| // Verify that method names are being captured |
| } |
| } |
| |
| @Test |
| fun lineNumberMapping() { |
| val viewInfos = assertRendersCorrectly( |
| "androidx.ui.tooling.LineNumberPreviewKt", |
| "LineNumberPreview" |
| ).flatMap { it.allChildren() + it } |
| .filter { it.fileName == "LineNumberPreview.kt" } |
| .toList() |
| |
| activityTestRule.runOnUiThread { |
| // Verify all calls, generate the correct line number information |
| assertArrayEquals(arrayOf(36, 37, 38, 40, 43, 44, 45), |
| viewInfos |
| .map { it.lineNumber } |
| .sorted() |
| .distinct() |
| .toTypedArray()) |
| } |
| } |
| |
| @Test |
| fun lineNumberLocationMapping() { |
| val viewInfos = assertRendersCorrectly( |
| "androidx.ui.tooling.LineNumberPreviewKt", |
| "LineNumberPreview" |
| ).flatMap { it.allChildren() + it } |
| .filter { it.location?.let { it.sourceFile == "LineNumberPreview.kt" } == true } |
| .toList() |
| |
| activityTestRule.runOnUiThread { |
| // Verify all calls, generate the correct line number information |
| assertArrayEquals(arrayOf(36, 37, 38, 40, 43, 44, 44, 45, 45), |
| viewInfos |
| .map { it.location?.lineNumber ?: -1 } |
| .sorted() |
| .toTypedArray()) |
| // Verify that all calls generate the correct offset information |
| assertArrayEquals(arrayOf(1203, 1240, 1261, 1389, 1437, 1459, 1476, 1499, 1516), |
| viewInfos |
| .map { it.location?.offset ?: -1 } |
| .sorted() |
| .toTypedArray()) |
| } |
| } |
| |
| @Test |
| fun instantiatePrivateComposeViewAdapter() { |
| assertRendersCorrectly( |
| "androidx.ui.tooling.SimpleComposablePreviewKt", |
| "PrivateSimpleComposablePreview" |
| ) |
| } |
| |
| @Test |
| fun defaultParametersComposableTest1() { |
| assertRendersCorrectly( |
| "androidx.ui.tooling.SimpleComposablePreviewKt", |
| "DefaultParametersPreview1" |
| ) |
| } |
| |
| @Test |
| fun defaultParametersComposableTest2() { |
| assertRendersCorrectly( |
| "androidx.ui.tooling.SimpleComposablePreviewKt", |
| "DefaultParametersPreview2" |
| ) |
| } |
| |
| @Test |
| fun defaultParametersComposableTest3() { |
| assertRendersCorrectly( |
| "androidx.ui.tooling.SimpleComposablePreviewKt", |
| "DefaultParametersPreview3" |
| ) |
| } |
| |
| @Test |
| fun previewInClass() { |
| assertRendersCorrectly( |
| "androidx.ui.tooling.TestGroup", |
| "InClassPreview" |
| ) |
| } |
| |
| @Test |
| fun lifecycleUsedInsidePreview() { |
| assertRendersCorrectly( |
| "androidx.ui.tooling.SimpleComposablePreviewKt", |
| "LifecyclePreview" |
| ) |
| } |
| |
| companion object { |
| class TestActivity : Activity() { |
| override fun onCreate(savedInstanceState: Bundle?) { |
| super.onCreate(savedInstanceState) |
| setContentView(R.layout.compose_adapter_test) |
| } |
| } |
| } |
| } |