1 /*
2  * Copyright (C) 2023 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package android.tools.flicker.assertors.assertions
18 
19 import android.tools.flicker.ScenarioInstance
20 import android.tools.flicker.assertions.FlickerTest
21 import android.tools.flicker.assertors.ComponentTemplate
22 import android.tools.traces.component.ComponentNameMatcher
23 
24 /**
25  * Checks that the app layer doesn't exist or is invisible at the start of the transition, but is
26  * created and/or becomes visible during the transition.
27  */
28 class AppLayerBecomesVisible(private val component: ComponentTemplate) :
29     AssertionTemplateWithComponent(component) {
30     /** {@inheritDoc} */
doEvaluatenull31     override fun doEvaluate(scenarioInstance: ScenarioInstance, flicker: FlickerTest) {
32         // The app launch transition can finish when the splashscreen or SnapshotStartingWindows
33         // are shown before the app window and layers are actually shown. (b/284302118)
34         val matcher = component.get(scenarioInstance)
35         flicker.assertLayers {
36             isInvisible(matcher)
37                 .then()
38                 .isVisible(ComponentNameMatcher.SNAPSHOT, isOptional = true)
39                 .then()
40                 .isVisible(ComponentNameMatcher.SPLASH_SCREEN, isOptional = true)
41                 .then()
42                 .isVisible(matcher, isOptional = true)
43         }
44 
45         flicker.assertLayersEnd {
46             isVisible(
47                 ComponentNameMatcher.SNAPSHOT.or(ComponentNameMatcher.SPLASH_SCREEN).or(matcher)
48             )
49         }
50     }
51 }
52