| // Copyright 2017 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.lib.rules.java; |
| |
| import com.google.common.testing.EqualsTester; |
| import com.google.devtools.build.lib.actions.Artifact; |
| import com.google.devtools.build.lib.actions.ArtifactRoot; |
| import com.google.devtools.build.lib.actions.ArtifactRoot.RootType; |
| import com.google.devtools.build.lib.actions.util.ActionsTestUtil; |
| import com.google.devtools.build.lib.collect.nestedset.NestedSet; |
| import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder; |
| import com.google.devtools.build.lib.collect.nestedset.Order; |
| import com.google.devtools.build.lib.testutil.Scratch; |
| import com.google.devtools.build.lib.vfs.Path; |
| import java.io.IOException; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Unit tests for {@link JavaInfo}. */ |
| @RunWith(JUnit4.class) |
| public class JavaCompilationInfoProviderTest { |
| |
| /** |
| * Tests the {@link JavaCompilationInfoProvider} {@code equals} and {@code hashcode} |
| * implementations. |
| * |
| * <p>The key thing we are testing is that the {@link JavaCompilationInfoProvider#bootClasspath} |
| * matches for different {@link NestedSet} instances as long as they have the same content. Other |
| * fields, such as {@link JavaCompilationInfoProvider#compilationClasspath} are required to be the |
| * exact same {@link NestedSet} instance. |
| */ |
| @Test |
| public void compilationInfo_equalityTests() throws Exception { |
| Artifact jar = createArtifact("foo.jar"); |
| NestedSet<Artifact> fixedNestedSet = NestedSetBuilder.create(Order.STABLE_ORDER, jar); |
| JavaCompilationInfoProvider empty1 = new JavaCompilationInfoProvider.Builder().build(); |
| JavaCompilationInfoProvider empty2 = new JavaCompilationInfoProvider.Builder().build(); |
| JavaCompilationInfoProvider withBootCpNewNestedSet1 = |
| new JavaCompilationInfoProvider.Builder() |
| .setBootClasspath(NestedSetBuilder.create(Order.STABLE_ORDER, jar)) |
| .build(); |
| JavaCompilationInfoProvider withBootCpNewNestedSet2 = |
| new JavaCompilationInfoProvider.Builder() |
| .setBootClasspath(NestedSetBuilder.create(Order.STABLE_ORDER, jar)) |
| .build(); |
| JavaCompilationInfoProvider withBootCpNewEmptyNestedSet1 = |
| new JavaCompilationInfoProvider.Builder() |
| .setBootClasspath(NestedSetBuilder.emptySet(Order.STABLE_ORDER)) |
| .build(); |
| JavaCompilationInfoProvider withBootCpNewEmptyNestedSet2 = |
| new JavaCompilationInfoProvider.Builder() |
| .setBootClasspath(NestedSetBuilder.emptySet(Order.STABLE_ORDER)) |
| .build(); |
| JavaCompilationInfoProvider withCompileCpNewNestedSet1 = |
| new JavaCompilationInfoProvider.Builder() |
| .setCompilationClasspath(NestedSetBuilder.create(Order.STABLE_ORDER, jar)) |
| .build(); |
| JavaCompilationInfoProvider withCompileCpNewNestedSet2 = |
| new JavaCompilationInfoProvider.Builder() |
| .setCompilationClasspath(NestedSetBuilder.create(Order.STABLE_ORDER, jar)) |
| .build(); |
| JavaCompilationInfoProvider withCompileCpFixedNestedSet1 = |
| new JavaCompilationInfoProvider.Builder().setCompilationClasspath(fixedNestedSet).build(); |
| JavaCompilationInfoProvider withCompileCpFixedNestedSet2 = |
| new JavaCompilationInfoProvider.Builder().setCompilationClasspath(fixedNestedSet).build(); |
| |
| new EqualsTester() |
| .addEqualityGroup( |
| empty1, empty2, withBootCpNewEmptyNestedSet1, withBootCpNewEmptyNestedSet2) |
| .addEqualityGroup(withBootCpNewNestedSet1, withBootCpNewNestedSet2) |
| .addEqualityGroup(withCompileCpNewNestedSet1) |
| .addEqualityGroup(withCompileCpNewNestedSet2) |
| .addEqualityGroup(withCompileCpFixedNestedSet1, withCompileCpFixedNestedSet2) |
| .testEquals(); |
| } |
| |
| private static Artifact createArtifact(String path) throws IOException { |
| Path execRoot = new Scratch().dir("/"); |
| ArtifactRoot root = ArtifactRoot.asDerivedRoot(execRoot, RootType.Output, "fake-root"); |
| return ActionsTestUtil.createArtifact(root, path); |
| } |
| } |