| // Copyright 2014 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.skylark.util; |
| |
| |
| import com.google.common.collect.ImmutableMap; |
| import com.google.devtools.build.lib.analysis.starlark.StarlarkModules; |
| import com.google.devtools.build.lib.cmdline.Label; |
| import com.google.devtools.build.lib.packages.BazelModuleContext; |
| import com.google.devtools.build.lib.packages.BazelStarlarkContext; |
| import com.google.devtools.build.lib.packages.SymbolGenerator; |
| import com.google.devtools.build.lib.rules.platform.PlatformCommon; |
| import com.google.devtools.build.lib.syntax.Starlark; |
| import com.google.devtools.build.lib.syntax.StarlarkThread; |
| import com.google.devtools.build.lib.syntax.util.EvaluationTestCase; |
| import com.google.devtools.build.lib.testutil.TestConstants; |
| |
| /** |
| * BazelEvaluationTestCase is a subclass of EvaluationTestCase that defines various Bazel built-ins |
| * in the environment. |
| */ |
| // TODO(adonovan): this is (and has always been) a mess, and an abuse of inheritance. |
| // Once the production code API has disentangled Thread and Module, make this rational. |
| public final class BazelEvaluationTestCase extends EvaluationTestCase { |
| |
| @Override |
| protected Object newModuleHook(ImmutableMap.Builder<String, Object> predeclared) { |
| StarlarkModules.addStarlarkGlobalsToBuilder(predeclared); |
| Starlark.addModule(predeclared, new PlatformCommon()); |
| |
| // Return the module's client data. (This one uses dummy values for tests.) |
| return BazelModuleContext.create( |
| Label.parseAbsoluteUnchecked("//test:label", /*defaultToMain=*/ false), |
| /*bzlTransitiveDigest=*/ new byte[0]); |
| } |
| |
| @Override |
| protected void newThreadHook(StarlarkThread thread) { |
| // This StarlarkThread has no PackageContext, so attempts to create a rule will fail. |
| // Rule creation is tested by StarlarkIntegrationTest. |
| |
| // This is a poor approximation to the thread that Blaze would create |
| // for testing rule implementation functions. It has phase LOADING, for example. |
| // TODO(adonovan): stop creating threads in tests. This is the responsibility of the |
| // production code. Tests should provide only files and commands. |
| new BazelStarlarkContext( |
| BazelStarlarkContext.Phase.LOADING, |
| TestConstants.TOOLS_REPOSITORY, |
| /*fragmentNameToClass=*/ null, |
| /*repoMapping=*/ ImmutableMap.of(), |
| new SymbolGenerator<>(new Object()), |
| /*analysisRuleLabel=*/ null) // dummy value for tests |
| .storeInThread(thread); |
| } |
| } |