Merge "add aconfig device test util" into main am: 3f86fd53e6 (7f539408) · Commits · e / os / android_build

tools/aconfig/aconfig_device_paths/Android.bp

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		@@ -73,3 +73,23 @@ java_library_host {
		name: "aconfig_host_device_paths_java",
		srcs: [":libaconfig_java_host_device_paths_src"],
		}

		genrule {
		name: "java_device_paths_test_util_src",
		srcs: ["src/DeviceProtosTestUtilTemplate.java"],
		out: ["DeviceProtosTestUtil.java"],
		tool_files: ["partition_aconfig_flags_paths.txt"],
		cmd: "sed -e '/TEMPLATE/{r$(location partition_aconfig_flags_paths.txt)' -e 'd}' $(in) > $(out)",
		}

		java_library {
		name: "aconfig_device_paths_java_util",
		srcs: [":java_device_paths_test_util_src"],
		static_libs: [
		"libaconfig_java_proto_nano",
		],
		sdk_version: "core_platform",
		apex_available: [
		"//apex_available:platform",
		],
		}

tools/aconfig/aconfig_device_paths/src/DeviceProtosTestUtilTemplate.java

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		/*
		* Copyright (C) 2024 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 android.aconfig;

		import android.aconfig.nano.Aconfig.parsed_flag;
		import android.aconfig.nano.Aconfig.parsed_flags;

		import java.io.File;
		import java.io.FileInputStream;
		import java.io.IOException;
		import java.util.ArrayList;
		import java.util.Arrays;
		import java.util.List;

		/** @hide */
		public class DeviceProtosTestUtil {
		public static final String[] PATHS = {
		TEMPLATE
		};

		private static final String APEX_DIR = "/apex/";
		private static final String APEX_ACONFIG_PATH_SUFFIX = "/etc/aconfig_flags.pb";
		private static final String SYSTEM_APEX_DIR = "/system/apex";

		/**
		* Returns a list of all on-device aconfig protos.
		*
		* <p>May throw an exception if the protos can't be read at the call site. For example, some of
		* the protos are in the apex/ partition, which is mounted somewhat late in the boot process.
		*
		* @throws IOException if we can't read one of the protos yet
		* @return a list of all on-device aconfig protos
		*/
		public static List<parsed_flag> loadAndParseFlagProtos() throws IOException {
		ArrayList<parsed_flag> result = new ArrayList();

		for (String path : parsedFlagsProtoPaths()) {
		try (FileInputStream inputStream = new FileInputStream(path)) {
		parsed_flags parsedFlags = parsed_flags.parseFrom(inputStream.readAllBytes());
		for (parsed_flag flag : parsedFlags.parsedFlag) {
		result.add(flag);
		}
		}
		}

		return result;
		}

		/**
		* Returns the list of all on-device aconfig protos paths.
		*
		* @hide
		*/
		public static List<String> parsedFlagsProtoPaths() {
		ArrayList<String> paths = new ArrayList(Arrays.asList(PATHS));

		File apexDirectory = new File(SYSTEM_APEX_DIR);
		if (!apexDirectory.isDirectory()) {
		return paths;
		}

		File[] subdirs = apexDirectory.listFiles();
		if (subdirs == null) {
		return paths;
		}

		for (File prefix : subdirs) {
		// For each mainline modules, there are two directories, one <modulepackage>/,
		// and one <modulepackage>@<versioncode>/. Just read the former.
		if (!prefix.getAbsolutePath().endsWith(".apex")) {
		continue;
		}

		String apexName = prefix.getName();
		apexName = apexName.substring(0, apexName.length() - 5);

		File protoPath = new File(APEX_DIR + apexName + APEX_ACONFIG_PATH_SUFFIX);
		if (!protoPath.exists()) {
		continue;
		}

		paths.add(protoPath.getAbsolutePath());
		}
		return paths;
		}
		}

tools/aconfig/aconfig_device_paths/test/Android.bp

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		// Copyright (C) 2024 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 {
		default_team: "trendy_team_android_core_experiments",
		default_applicable_licenses: ["Android-Apache-2.0"],
		}

		android_test {
		name: "aconfig_device_paths_java_test",
		srcs: [
		"src/*/.java",
		],
		static_libs: [
		"androidx.test.runner",
		"junit",
		"aconfig_device_paths_java_util",
		],
		test_suites: [
		"general-tests",
		],
		platform_apis: true,
		certificate: "platform",
		}

tools/aconfig/aconfig_device_paths/test/AndroidManifest.xml

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		<?xml version="1.0" encoding="utf-8"?>
		<!--
		~ Copyright (C) 2024 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="android.aconfig.storage.test">
		<application>
		<uses-library android:name="android.test.runner" />
		</application>

		<instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
		android:targetPackage="android.aconfig.storage.test" />

		</manifest>

tools/aconfig/aconfig_device_paths/test/src/DeviceProtosTestUtilTest.java

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		/*
		* Copyright (C) 2024 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 android.aconfig.test;

		import static org.junit.Assert.assertTrue;

		import android.aconfig.DeviceProtosTestUtil;
		import android.aconfig.nano.Aconfig.parsed_flag;

		import org.junit.Test;
		import org.junit.runner.RunWith;
		import org.junit.runners.JUnit4;

		import java.util.List;
		import java.util.Set;

		@RunWith(JUnit4.class)
		public class DeviceProtosTestUtilTest {

		private static final Set<String> PLATFORM_CONTAINERS = Set.of("system", "vendor", "product");

		@Test
		public void testDeviceProtos_loadAndParseFlagProtos() throws Exception {
		List<parsed_flag> flags = DeviceProtosTestUtil.loadAndParseFlagProtos();
		int platformFlags = 0;
		int mainlineFlags = 0;
		for (parsed_flag pf : flags) {
		if (PLATFORM_CONTAINERS.contains(pf.container)) {
		platformFlags++;
		} else {
		mainlineFlags++;
		}
		}

		assertTrue(platformFlags > 0);
		assertTrue(mainlineFlags > 0);
		}
		}