| // Copyright 2018 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.platform; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableMap; |
| 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 com.google.devtools.build.lib.packages.SkylarkProvider.SkylarkKey; |
| import com.google.devtools.build.lib.packages.StructImpl; |
| import com.google.devtools.build.lib.skylarkbuildapi.platform.PlatformConfigurationApi; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests Skylark API for Platform configuration fragments. */ |
| @RunWith(JUnit4.class) |
| public class PlatformConfigurationApiTest extends BuildViewTestCase { |
| |
| @Test |
| public void testHostPlatform() throws Exception { |
| scratch.file("platforms/BUILD", "platform(name = 'test_platform')"); |
| |
| useConfiguration("--host_platform=//platforms:test_platform"); |
| ruleBuilder().build(); |
| scratch.file( |
| "foo/BUILD", |
| "load(':extension.bzl', 'my_rule')", |
| "my_rule(", |
| " name = 'my_skylark_rule',", |
| ")"); |
| assertNoEvents(); |
| |
| PlatformConfigurationApi platformConfiguration = fetchPlatformConfiguration(); |
| assertThat(platformConfiguration).isNotNull(); |
| assertThat(platformConfiguration.getHostPlatform()) |
| .isEqualTo(Label.parseAbsoluteUnchecked("//platforms:test_platform")); |
| } |
| |
| @Test |
| public void testTargetPlatform_single() throws Exception { |
| scratch.file("platforms/BUILD", "platform(name = 'test_platform')"); |
| |
| useConfiguration("--platforms=//platforms:test_platform"); |
| ruleBuilder().build(); |
| scratch.file( |
| "foo/BUILD", |
| "load(':extension.bzl', 'my_rule')", |
| "my_rule(", |
| " name = 'my_skylark_rule',", |
| ")"); |
| assertNoEvents(); |
| |
| PlatformConfigurationApi platformConfiguration = fetchPlatformConfiguration(); |
| assertThat(platformConfiguration).isNotNull(); |
| assertThat(platformConfiguration.getTargetPlatform()) |
| .isEqualTo(Label.parseAbsoluteUnchecked("//platforms:test_platform")); |
| assertThat(platformConfiguration.getTargetPlatforms()) |
| .containsExactly(Label.parseAbsoluteUnchecked("//platforms:test_platform")); |
| } |
| |
| @Test |
| public void testEnabledToolchainTypes() throws Exception { |
| scratch.file( |
| "toolchains/BUILD", |
| "toolchain_type(name = 'test_toolchain_type1')", |
| "toolchain_type(name = 'test_toolchain_type2')", |
| "toolchain_type(name = 'test_toolchain_type3')"); |
| |
| useConfiguration( |
| "--enabled_toolchain_types=" |
| + "//toolchains:test_toolchain_type1,//toolchains:test_toolchain_type3"); |
| ruleBuilder().build(); |
| scratch.file( |
| "foo/BUILD", |
| "load(':extension.bzl', 'my_rule')", |
| "my_rule(", |
| " name = 'my_skylark_rule',", |
| ")"); |
| assertNoEvents(); |
| |
| PlatformConfigurationApi platformConfiguration = fetchPlatformConfiguration(); |
| assertThat(platformConfiguration).isNotNull(); |
| assertThat(platformConfiguration.getEnabledToolchainTypes()) |
| .containsExactly( |
| Label.parseAbsoluteUnchecked("//toolchains:test_toolchain_type1"), |
| Label.parseAbsoluteUnchecked("//toolchains:test_toolchain_type3")); |
| } |
| |
| private RuleBuilder ruleBuilder() { |
| return new RuleBuilder(); |
| } |
| |
| private class RuleBuilder { |
| private void build() throws Exception { |
| ImmutableList.Builder<String> lines = ImmutableList.builder(); |
| lines.add( |
| "result = provider()", |
| "def _impl(ctx):", |
| " platformConfig = ctx.fragments.platform", |
| " return [result(property = platformConfig)]"); |
| lines.add("my_rule = rule(", " implementation = _impl,", " fragments = ['platform'],", ")"); |
| |
| scratch.file("foo/extension.bzl", lines.build().toArray(new String[] {})); |
| } |
| } |
| |
| private PlatformConfigurationApi fetchPlatformConfiguration() throws Exception { |
| ConfiguredTarget myRuleTarget = getConfiguredTarget("//foo:my_skylark_rule"); |
| StructImpl info = |
| (StructImpl) |
| myRuleTarget.get( |
| new SkylarkKey( |
| Label.parseAbsolute("//foo:extension.bzl", ImmutableMap.of()), "result")); |
| |
| @SuppressWarnings("unchecked") |
| PlatformConfigurationApi javaInfo = (PlatformConfigurationApi) info.getValue("property"); |
| return javaInfo; |
| } |
| } |