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Update RuleClass to use ToolchainTypeRequirement.
A future change will update rules. Part of Optional Toolchains (#14726).
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83 changes: 83 additions & 0 deletions
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src/test/java/com/google/devtools/build/lib/analysis/testing/RuleClassSubject.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,83 @@ | ||
| // 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.lib.analysis.testing; | ||
|
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| import static com.google.common.truth.Truth.assertAbout; | ||
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| import com.google.common.base.Functions; | ||
| import com.google.common.collect.ImmutableMap; | ||
| import com.google.common.truth.FailureMetadata; | ||
| import com.google.common.truth.MapSubject; | ||
| import com.google.common.truth.Subject; | ||
| import com.google.devtools.build.lib.analysis.config.ToolchainTypeRequirement; | ||
| import com.google.devtools.build.lib.cmdline.Label; | ||
| import com.google.devtools.build.lib.packages.RuleClass; | ||
| import java.util.Map; | ||
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| /** A Truth {@link Subject} for {@link RuleClass}. */ | ||
| public class RuleClassSubject extends Subject { | ||
| // Static data. | ||
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| /** Entry point for test assertions related to {@link RuleClass}. */ | ||
| public static RuleClassSubject assertThat(RuleClass ruleClass) { | ||
| return assertAbout(RuleClassSubject::new).that(ruleClass); | ||
| } | ||
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| /** Static method for getting the subject factory (for use with assertAbout()). */ | ||
| public static Subject.Factory<RuleClassSubject, RuleClass> ruleClasses() { | ||
| return RuleClassSubject::new; | ||
| } | ||
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| // Instance fields. | ||
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| private final RuleClass actual; | ||
| private Map<Label, ToolchainTypeRequirement> toolchainTypesMap; | ||
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| protected RuleClassSubject(FailureMetadata failureMetadata, RuleClass subject) { | ||
| super(failureMetadata, subject); | ||
| this.actual = subject; | ||
| this.toolchainTypesMap = makeToolchainTypesMap(subject); | ||
| } | ||
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| private static Map<Label, ToolchainTypeRequirement> makeToolchainTypesMap(RuleClass subject) { | ||
| return subject.getToolchainTypes().stream() | ||
| .collect( | ||
| ImmutableMap.toImmutableMap( | ||
| ToolchainTypeRequirement::toolchainType, Functions.identity())); | ||
| } | ||
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| public MapSubject toolchainTypes() { | ||
| return check("toolchainTypes()").that(toolchainTypesMap); | ||
| } | ||
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| public ToolchainTypeRequirementSubject toolchainType(String toolchainTypeLabel) { | ||
| return toolchainType(Label.parseAbsoluteUnchecked(toolchainTypeLabel)); | ||
| } | ||
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| public ToolchainTypeRequirementSubject toolchainType(Label toolchainType) { | ||
| return check("toolchainType(%s)", toolchainType) | ||
| .about(ToolchainTypeRequirementSubject.toolchainTypeRequirements()) | ||
| .that(toolchainTypesMap.get(toolchainType)); | ||
| } | ||
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| public void hasToolchainType(String toolchainTypeLabel) { | ||
| toolchainType(toolchainTypeLabel).isNotNull(); | ||
| } | ||
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| public void hasToolchainType(Label toolchainType) { | ||
| toolchainType(toolchainType).isNotNull(); | ||
| } | ||
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| // TODO(blaze-team): Add more useful methods. | ||
| } |
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