| /* |
| * Copyright (C) 2018 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.flicker; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import com.android.server.wm.flicker.Assertions.Result; |
| |
| import org.junit.Test; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Contains {@link AssertionsChecker} tests. |
| * To run this test: {@code atest FlickerLibTest:AssertionsCheckerTest} |
| */ |
| public class AssertionsCheckerTest { |
| |
| /** |
| * Returns a list of SimpleEntry objects with {@code data} and incremental timestamps starting |
| * at 0. |
| */ |
| private static List<SimpleEntry> getTestEntries(int... data) { |
| List<SimpleEntry> entries = new ArrayList<>(); |
| for (int i = 0; i < data.length; i++) { |
| entries.add(new SimpleEntry(i, data[i])); |
| } |
| return entries; |
| } |
| |
| @Test |
| public void canCheckAllEntries() { |
| AssertionsChecker<SimpleEntry> checker = new AssertionsChecker<>(); |
| checker.add(SimpleEntry::isData42, "isData42"); |
| |
| List<Result> failures = checker.test(getTestEntries(1, 1, 1, 1, 1)); |
| |
| assertThat(failures).hasSize(5); |
| } |
| |
| @Test |
| public void canCheckFirstEntry() { |
| AssertionsChecker<SimpleEntry> checker = new AssertionsChecker<>(); |
| checker.checkFirstEntry(); |
| checker.add(SimpleEntry::isData42, "isData42"); |
| |
| List<Result> failures = checker.test(getTestEntries(1, 1, 1, 1, 1)); |
| |
| assertThat(failures).hasSize(1); |
| assertThat(failures.get(0).timestamp).isEqualTo(0); |
| } |
| |
| @Test |
| public void canCheckLastEntry() { |
| AssertionsChecker<SimpleEntry> checker = new AssertionsChecker<>(); |
| checker.checkLastEntry(); |
| checker.add(SimpleEntry::isData42, "isData42"); |
| |
| List<Result> failures = checker.test(getTestEntries(1, 1, 1, 1, 1)); |
| |
| assertThat(failures).hasSize(1); |
| assertThat(failures.get(0).timestamp).isEqualTo(4); |
| } |
| |
| @Test |
| public void canCheckRangeOfEntries() { |
| AssertionsChecker<SimpleEntry> checker = new AssertionsChecker<>(); |
| checker.filterByRange(1, 2); |
| checker.add(SimpleEntry::isData42, "isData42"); |
| |
| List<Result> failures = checker.test(getTestEntries(1, 42, 42, 1, 1)); |
| |
| assertThat(failures).hasSize(0); |
| } |
| |
| @Test |
| public void emptyRangePasses() { |
| AssertionsChecker<SimpleEntry> checker = new AssertionsChecker<>(); |
| checker.filterByRange(9, 10); |
| checker.add(SimpleEntry::isData42, "isData42"); |
| |
| List<Result> failures = checker.test(getTestEntries(1, 1, 1, 1, 1)); |
| |
| assertThat(failures).isEmpty(); |
| } |
| |
| @Test |
| public void canCheckChangingAssertions() { |
| AssertionsChecker<SimpleEntry> checker = new AssertionsChecker<>(); |
| checker.add(SimpleEntry::isData42, "isData42"); |
| checker.add(SimpleEntry::isData0, "isData0"); |
| checker.checkChangingAssertions(); |
| |
| List<Result> failures = checker.test(getTestEntries(42, 0, 0, 0, 0)); |
| |
| assertThat(failures).isEmpty(); |
| } |
| |
| @Test |
| public void canCheckChangingAssertions_withNoAssertions() { |
| AssertionsChecker<SimpleEntry> checker = new AssertionsChecker<>(); |
| checker.checkChangingAssertions(); |
| |
| List<Result> failures = checker.test(getTestEntries(42, 0, 0, 0, 0)); |
| |
| assertThat(failures).isEmpty(); |
| } |
| |
| @Test |
| public void canCheckChangingAssertions_withSingleAssertion() { |
| AssertionsChecker<SimpleEntry> checker = new AssertionsChecker<>(); |
| checker.add(SimpleEntry::isData42, "isData42"); |
| checker.checkChangingAssertions(); |
| |
| List<Result> failures = checker.test(getTestEntries(42, 42, 42, 42, 42)); |
| |
| assertThat(failures).isEmpty(); |
| } |
| |
| @Test |
| public void canFailCheckChangingAssertions_ifStartingAssertionFails() { |
| AssertionsChecker<SimpleEntry> checker = new AssertionsChecker<>(); |
| checker.add(SimpleEntry::isData42, "isData42"); |
| checker.add(SimpleEntry::isData0, "isData0"); |
| checker.checkChangingAssertions(); |
| |
| List<Result> failures = checker.test(getTestEntries(0, 0, 0, 0, 0)); |
| |
| assertThat(failures).hasSize(1); |
| } |
| |
| @Test |
| public void canFailCheckChangingAssertions_ifStartingAssertionAlwaysPasses() { |
| AssertionsChecker<SimpleEntry> checker = new AssertionsChecker<>(); |
| checker.add(SimpleEntry::isData42, "isData42"); |
| checker.add(SimpleEntry::isData0, "isData0"); |
| checker.checkChangingAssertions(); |
| |
| List<Result> failures = checker.test(getTestEntries(0, 0, 0, 0, 0)); |
| |
| assertThat(failures).hasSize(1); |
| } |
| |
| static class SimpleEntry implements ITraceEntry { |
| long timestamp; |
| int data; |
| |
| SimpleEntry(long timestamp, int data) { |
| this.timestamp = timestamp; |
| this.data = data; |
| } |
| |
| @Override |
| public long getTimestamp() { |
| return timestamp; |
| } |
| |
| Result isData42() { |
| return new Result(this.data == 42, this.timestamp, "is42", ""); |
| } |
| |
| Result isData0() { |
| return new Result(this.data == 0, this.timestamp, "is42", ""); |
| } |
| } |
| } |