libraries/flicker/src/com/android/server/wm/traces/common/service/assertors/assertions/AppWindowBecomesTopWindow.kt

/*
 * Copyright (C) 2022 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 com.android.server.wm.traces.common.service.assertors.assertions

import com.android.server.wm.traces.common.component.matchers.ComponentNameMatcher
import com.android.server.wm.traces.common.service.IScenarioInstance
import com.android.server.wm.traces.common.service.assertors.ComponentTemplate
import com.android.server.wm.traces.common.subjects.wm.WindowManagerTraceSubject

/**
 * Checks that the app layer doesn't exist or is invisible at the start of the transition, but is
 * created and/or becomes visible during the transition.
 */
class AppWindowBecomesTopWindow(component: ComponentTemplate) :
    AssertionTemplateWithComponent(component) {
    /** {@inheritDoc} */
    override fun doEvaluate(
        scenarioInstance: IScenarioInstance,
        wmSubject: WindowManagerTraceSubject
    ) {
        val testApp = component.build(scenarioInstance)
        wmSubject
            .isAppWindowNotOnTop(testApp)
            .then()
            .isAppWindowOnTop(
                testApp.or(ComponentNameMatcher.SNAPSHOT).or(ComponentNameMatcher.SPLASH_SCREEN)
            )
    }
}