Merge "Migrating code from systemui to common library." into udc-qpr-dev

// 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 {

    // See: http://go/android-license-faq

    // A large-scale-change added 'default_applicable_licenses' to import

    // all of the 'license_kinds' from "frameworks_base_packages_SystemUI_license"

    // to get the below license kinds:

    //   SPDX-license-identifier-Apache-2.0

    default_applicable_licenses: ["frameworks_base_packages_SystemUI_license"],

}

android_library {

    name: "SystemUIComposeTesting",

    manifest: "AndroidManifest.xml",

    srcs: [

        "src/**/*.kt",

    ],

    static_libs: [

        "PlatformComposeCore",

        "SystemUIScreenshotLib",

        "androidx.compose.runtime_runtime",

        "androidx.compose.material3_material3",

        "androidx.compose.ui_ui-test-junit4",

        "androidx.compose.ui_ui-test-manifest",

    ],

    kotlincflags: ["-Xjvm-default=all"],

}

<?xml version="1.0" encoding="utf-8"?>

<!--

     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.

-->

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    package="com.android.systemui.testing.compose">

    <application

        android:appComponentFactory="androidx.core.app.AppComponentFactory"

        tools:replace="android:appComponentFactory">

    </application>

</manifest>

/*

 * 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.systemui.testing.compose

import androidx.compose.material3.MaterialTheme

import androidx.compose.material3.Surface

import androidx.compose.runtime.Composable

import androidx.compose.ui.platform.ViewRootForTest

import androidx.compose.ui.test.junit4.createAndroidComposeRule

import androidx.compose.ui.test.onRoot

import com.android.compose.theme.PlatformTheme

import com.android.systemui.testing.screenshot.ScreenshotActivity

import com.android.systemui.testing.screenshot.SystemUIGoldenImagePathManager

import com.android.systemui.testing.screenshot.UnitTestBitmapMatcher

import com.android.systemui.testing.screenshot.drawIntoBitmap

import org.junit.rules.RuleChain

import org.junit.rules.TestRule

import org.junit.runner.Description

import org.junit.runners.model.Statement

import platform.test.screenshot.DeviceEmulationRule

import platform.test.screenshot.DeviceEmulationSpec

import platform.test.screenshot.MaterialYouColorsRule

import platform.test.screenshot.ScreenshotTestRule

import platform.test.screenshot.getEmulatedDevicePathConfig

/** A rule for Compose screenshot diff tests. */

class ComposeScreenshotTestRule(

    emulationSpec: DeviceEmulationSpec,

    assetPathRelativeToBuildRoot: String

) : TestRule {

    private val colorsRule = MaterialYouColorsRule()

    private val deviceEmulationRule = DeviceEmulationRule(emulationSpec)

    private val screenshotRule =

        ScreenshotTestRule(

            SystemUIGoldenImagePathManager(

                getEmulatedDevicePathConfig(emulationSpec),

                assetPathRelativeToBuildRoot

            )

        )

    private val composeRule = createAndroidComposeRule<ScreenshotActivity>()

    private val delegateRule =

        RuleChain.outerRule(colorsRule)

            .around(deviceEmulationRule)

            .around(screenshotRule)

            .around(composeRule)

    private val matcher = UnitTestBitmapMatcher

    override fun apply(base: Statement, description: Description): Statement {

        return delegateRule.apply(base, description)

    }

    /**

     * Compare [content] with the golden image identified by [goldenIdentifier] in the context of

     * [testSpec].

     */

    fun screenshotTest(

        goldenIdentifier: String,

        content: @Composable () -> Unit,

    ) {

        // Make sure that the activity draws full screen and fits the whole display instead of the

        // system bars.

        val activity = composeRule.activity

        activity.mainExecutor.execute { activity.window.setDecorFitsSystemWindows(false) }

        // Set the content using the AndroidComposeRule to make sure that the Activity is set up

        // correctly.

        composeRule.setContent {

            PlatformTheme {

                Surface(

                    color = MaterialTheme.colorScheme.background,

                ) {

                    content()

                }

            }

        }

        composeRule.waitForIdle()

        val view = (composeRule.onRoot().fetchSemanticsNode().root as ViewRootForTest).view

        screenshotRule.assertBitmapAgainstGolden(view.drawIntoBitmap(), goldenIdentifier, matcher)

    }

}

// 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 {

    // See: http://go/android-license-faq

    // A large-scale-change added 'default_applicable_licenses' to import

    // all of the 'license_kinds' from "frameworks_base_packages_SystemUI_license"

    // to get the below license kinds:

    //   SPDX-license-identifier-Apache-2.0

    default_applicable_licenses: ["frameworks_base_packages_SystemUI_license"],

}

android_library {

    name: "SystemUIScreenshotLib",

    manifest: "AndroidManifest.xml",

    srcs: [

        "src/**/*.kt",

    ],

    resource_dirs: [

        "res",

    ],

    static_libs: [

        "SystemUI-core",

        "androidx.test.espresso.core",

        "androidx.appcompat_appcompat",

        "platform-screenshot-diff-core",

        "guava",

    ],

    kotlincflags: ["-Xjvm-default=all"],

}

<?xml version="1.0" encoding="utf-8"?>

<!--

     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.

-->

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="com.android.systemui.testing.screenshot">

    <application>

        <activity

            android:name="com.android.systemui.testing.screenshot.ScreenshotActivity"

            android:configChanges="orientation|screenSize|screenLayout|smallestScreenSize"

            android:exported="true"

            android:theme="@style/Theme.SystemUI.Screenshot" />

    </application>

</manifest>