| /* |
| * Copyright (C) 2015 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.tradefed.util; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| import com.android.tradefed.util.ListInstrumentationParser.InstrumentationTarget; |
| import com.google.common.collect.Lists; |
| |
| import java.util.List; |
| import java.util.Objects; |
| |
| /** Simple unit test for {@link ListInstrumentationParser}. */ |
| @RunWith(JUnit4.class) |
| public class ListInstrumentationParserTest { |
| |
| // Example instrumentation test values |
| private static final String EXAMPLE_TEST_PACKAGE_1 = "com.example.test"; |
| private static final String EXAMPLE_TARGET_1 = "com.example"; |
| private static final String EXAMPLE_RUNNER_1 = "android.test.InstrumentationTestRunner"; |
| private static final String LIST_INSTRUMENTATION_OUTPUT_1 = |
| "instrumentation:com.example.test/android.test.InstrumentationTestRunner" |
| + " (target=com.example)"; |
| |
| private static final String EXAMPLE_TEST_PACKAGE_2 = "com.foobar.test"; |
| private static final String EXAMPLE_TARGET_2 = "com.example2"; |
| private static final String EXAMPLE_RUNNER_2 = "android.support.test.runner.AndroidJUnitRunner"; |
| private static final String LIST_INSTRUMENTATION_OUTPUT_2 = |
| "instrumentation:com.foobar.test/android.support.test.runner.AndroidJUnitRunner" |
| + " (target=com.example2)"; |
| |
| private static final String EXAMPLE_TEST_PACKAGE_3 = "com.example.test"; |
| private static final String EXAMPLE_TARGET_3 = "com.example"; |
| private static final String EXAMPLE_RUNNER_3 = "android.support.test.runner.AndroidJUnitRunner"; |
| private static final String LIST_INSTRUMENTATION_OUTPUT_3 = |
| "instrumentation:com.example.test/android.support.test.runner.AndroidJUnitRunner" |
| + " (target=com.example)"; |
| |
| private ListInstrumentationParser mParser; |
| |
| @Before |
| public void setUp() { |
| mParser = new ListInstrumentationParser(); |
| } |
| |
| /** Test behavior when there are no lines to parse */ |
| @Test |
| public void testEmptyParse() { |
| List<InstrumentationTarget> targets = mParser.getInstrumentationTargets(); |
| assertTrue("getInstrumentationTargets() not empty", targets.isEmpty()); |
| } |
| |
| /** Simple test case for list instrumentation parsing */ |
| @Test |
| public void testSimpleParse() { |
| // Build example `pm list instrumentation` output and send it to the parser |
| String[] pmListOutput = { |
| LIST_INSTRUMENTATION_OUTPUT_1, |
| LIST_INSTRUMENTATION_OUTPUT_2, |
| LIST_INSTRUMENTATION_OUTPUT_3 |
| }; |
| mParser.processNewLines(pmListOutput); |
| |
| // Expected targets |
| InstrumentationTarget target1 = new InstrumentationTarget( |
| EXAMPLE_TEST_PACKAGE_1, EXAMPLE_RUNNER_1, EXAMPLE_TARGET_1); |
| InstrumentationTarget target2 = new InstrumentationTarget( |
| EXAMPLE_TEST_PACKAGE_2, EXAMPLE_RUNNER_2, EXAMPLE_TARGET_2); |
| InstrumentationTarget target3 = new InstrumentationTarget( |
| EXAMPLE_TEST_PACKAGE_3, EXAMPLE_RUNNER_3, EXAMPLE_TARGET_3); |
| |
| // Targets should be alphabetized by test package name, runner name, target name. |
| List<InstrumentationTarget> expectedTargets = Lists.newArrayList(target1, target3, target2); |
| |
| // Get the parsed targets and make sure they contain the expected targets |
| List<InstrumentationTarget> parsedTargets = mParser.getInstrumentationTargets(); |
| validateInstrumentationTargets(expectedTargets, parsedTargets); |
| |
| assertFalse("Nonshardable targets treated as shardable", target1.isShardable()); |
| assertTrue("Shardable targets not treated as shardable", target2.isShardable()); |
| } |
| |
| /** |
| * Helper function to compare two Lists and assert if they do not contain identical |
| * InstrumentationTargets |
| */ |
| private void validateInstrumentationTargets(List<InstrumentationTarget> expectedTargets, |
| List<InstrumentationTarget> actualTargets) { |
| // Lists must be the same size |
| assertEquals("Unexpected number of parsed targets", |
| expectedTargets.size(), actualTargets.size()); |
| // And contain the same elements |
| for (InstrumentationTarget actualTarget : actualTargets) { |
| // Must equal one of the expected targets |
| boolean matched = false; |
| for (InstrumentationTarget expectedTarget : expectedTargets) { |
| matched = areTargetsEqual(expectedTarget, actualTarget); |
| if (matched) { |
| expectedTargets.remove(expectedTarget); |
| break; |
| } |
| } |
| if (!matched) { |
| fail(String.format("Unexpected InstrumentationTarget(%s, %s, %s)", |
| actualTarget.packageName, actualTarget.runnerName, actualTarget.targetName)); |
| } |
| } |
| } |
| |
| /** |
| * Helper function to determine if two {@link InstrumentationTarget}s are equal |
| */ |
| private static boolean areTargetsEqual(InstrumentationTarget expected, |
| InstrumentationTarget actual) { |
| return Objects.equals(expected.packageName, actual.packageName) && |
| Objects.equals(expected.runnerName, actual.runnerName) && |
| Objects.equals(expected.targetName, actual.targetName); |
| } |
| } |