| // 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.analysis.platform; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import com.google.common.testing.EqualsTester; |
| import com.google.devtools.build.lib.analysis.ConfiguredTarget; |
| import com.google.devtools.build.lib.analysis.util.BuildViewTestCase; |
| import com.google.devtools.build.lib.cmdline.Label; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests of {@link ConstraintValueInfo}. */ |
| @RunWith(JUnit4.class) |
| public class ConstraintValueInfoTest extends BuildViewTestCase { |
| |
| @Test |
| public void constraintValue_equalsTester() { |
| ConstraintSettingInfo setting1 = ConstraintSettingInfo.create(makeLabel("//constraint:basic")); |
| ConstraintSettingInfo setting2 = ConstraintSettingInfo.create(makeLabel("//constraint:other")); |
| new EqualsTester() |
| .addEqualityGroup( |
| // Base case. |
| ConstraintValueInfo.create(setting1, makeLabel("//constraint:value")), |
| ConstraintValueInfo.create(setting1, makeLabel("//constraint:value"))) |
| .addEqualityGroup( |
| // Different label. |
| ConstraintValueInfo.create(setting1, makeLabel("//constraint:otherValue"))) |
| .addEqualityGroup( |
| // Different setting. |
| ConstraintValueInfo.create(setting2, makeLabel("//constraint:otherValue"))) |
| .testEquals(); |
| } |
| |
| @Test |
| public void constraintValueInfoConstructor() throws Exception { |
| scratch.file( |
| "test/platform/my_constraint_value.bzl", |
| "def _impl(ctx):", |
| " setting = ctx.attr.setting[platform_common.ConstraintSettingInfo]", |
| " constraint_value = platform_common.ConstraintValueInfo(", |
| " label = ctx.label, constraint_setting = setting)", |
| " return [constraint_value]", |
| "my_constraint_value = rule(", |
| " implementation = _impl,", |
| " attrs = {", |
| " 'setting': attr.label(providers = [platform_common.ConstraintSettingInfo]),", |
| " }", |
| ")"); |
| scratch.file( |
| "test/platform/BUILD", |
| "load('//test/platform:my_constraint_value.bzl', 'my_constraint_value')", |
| "constraint_setting(name = 'basic')", |
| "my_constraint_value(", |
| " name = 'custom',", |
| " setting = ':basic',", |
| ")"); |
| |
| ConfiguredTarget value = getConfiguredTarget("//test/platform:custom"); |
| assertThat(value).isNotNull(); |
| assertThat(PlatformProviderUtils.constraintValue(value)).isNotNull(); |
| assertThat(PlatformProviderUtils.constraintValue(value).constraint().label()) |
| .isEqualTo(Label.parseAbsolute("//test/platform:basic")); |
| assertThat(PlatformProviderUtils.constraintValue(value).label()) |
| .isEqualTo(Label.parseAbsolute("//test/platform:custom")); |
| } |
| } |