| // Copyright 2022 The Bazel Authors. All rights reserved. |
| // |
| // 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.google.devtools.build.android.r8; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import com.android.tools.r8.CompilationMode; |
| import com.google.devtools.build.android.r8.CompatDexBuilder.DexingKeyR8; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests for {@link DexingKeyR8Test}. */ |
| @RunWith(JUnit4.class) |
| public class DexingKeyR8Test { |
| |
| @Test |
| public void testOrderMatters() { |
| DexingKeyR8 key = DexingKeyR8.create(CompilationMode.RELEASE, 21, new byte[] {0}); |
| assertThat(key.compilationMode()).isEqualTo(CompilationMode.RELEASE); |
| assertThat(key.minSdkVersion()).isEqualTo(21); |
| } |
| |
| /** |
| * Makes sure that arrays are compared by content. Auto-value promises that but I want to be |
| * really sure as we'd never get any cache hits if arrays were compared by reference. |
| */ |
| @Test |
| public void testContentMatters() { |
| // Exact same input |
| assertThat(DexingKeyR8.create(CompilationMode.RELEASE, 21, new byte[] {1, 2, 3})) |
| .isEqualTo(DexingKeyR8.create(CompilationMode.RELEASE, 21, new byte[] {1, 2, 3})); |
| // Bytecode differs |
| assertThat(DexingKeyR8.create(CompilationMode.RELEASE, 21, new byte[] {1, 2, 3})) |
| .isNotEqualTo(DexingKeyR8.create(CompilationMode.RELEASE, 21, new byte[] {1, 3, 3})); |
| // compilationMode differs |
| assertThat(DexingKeyR8.create(CompilationMode.RELEASE, 21, new byte[] {1, 2, 3})) |
| .isNotEqualTo(DexingKeyR8.create(CompilationMode.DEBUG, 21, new byte[] {1, 2, 3})); |
| } |
| |
| // TODO(rules-android): Write a test that asserts the DexingKeyR8 class considers all relevant |
| // fields from CompatDexBuilder (see DX's tests for {@link DexingOptions} with @{link |
| // DexingKeytest}#testFieldsCoverDexingOptions). |
| } |