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Expose WorkspaceFactoryTestHelper for testing properties of the "exte…
…rnal" package. PiperOrigin-RevId: 186029598
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105
src/test/java/com/google/devtools/build/lib/packages/WorkspaceFactoryTestHelper.java
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| // 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. | ||
|
|
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| package com.google.devtools.build.lib.packages; | ||
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| import static com.google.common.truth.Truth.assertThat; | ||
| import static org.junit.Assert.fail; | ||
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| import com.google.common.collect.ImmutableList; | ||
| import com.google.devtools.build.lib.events.Event; | ||
| import com.google.devtools.build.lib.events.StoredEventHandler; | ||
| import com.google.devtools.build.lib.syntax.Mutability; | ||
| import com.google.devtools.build.lib.syntax.ParserInputSource; | ||
| import com.google.devtools.build.lib.syntax.SkylarkSemantics; | ||
| import com.google.devtools.build.lib.testutil.Scratch; | ||
| import com.google.devtools.build.lib.testutil.TestRuleClassProvider; | ||
| import com.google.devtools.build.lib.vfs.FileSystemUtils; | ||
| import com.google.devtools.build.lib.vfs.Path; | ||
| import java.io.IOException; | ||
| import java.util.List; | ||
|
|
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| /** Parses a WORKSPACE file with the given content. */ | ||
| class WorkspaceFactoryTestHelper { | ||
| private final Package.Builder builder; | ||
| private final Exception exception; | ||
| private final ImmutableList<Event> events; | ||
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| WorkspaceFactoryTestHelper(String... args) { | ||
| this(true, args); | ||
| } | ||
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| WorkspaceFactoryTestHelper(boolean allowOverride, String... args) { | ||
| this(new Scratch("/"), allowOverride, args); | ||
| } | ||
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| WorkspaceFactoryTestHelper(Scratch scratch, boolean allowOverride, String... args) { | ||
| Path root = null; | ||
| Path workspaceFilePath = null; | ||
| try { | ||
| root = scratch.dir("/workspace"); | ||
| workspaceFilePath = scratch.overwriteFile("/workspace/WORKSPACE", args); | ||
| } catch (IOException e) { | ||
| fail("Shouldn't happen: " + e.getMessage()); | ||
| } | ||
| StoredEventHandler eventHandler = new StoredEventHandler(); | ||
| builder = | ||
| Package.newExternalPackageBuilder( | ||
| Package.Builder.DefaultHelper.INSTANCE, workspaceFilePath, ""); | ||
| WorkspaceFactory factory = | ||
| new WorkspaceFactory( | ||
| builder, | ||
| TestRuleClassProvider.getRuleClassProvider(), | ||
| ImmutableList.<PackageFactory.EnvironmentExtension>of(), | ||
| Mutability.create("test"), | ||
| allowOverride, | ||
| root, | ||
| root); | ||
| Exception exception = null; | ||
| try { | ||
| byte[] bytes = | ||
| FileSystemUtils.readWithKnownFileSize(workspaceFilePath, workspaceFilePath.getFileSize()); | ||
| factory.parse( | ||
| ParserInputSource.create(bytes, workspaceFilePath.asFragment()), | ||
| SkylarkSemantics.DEFAULT_SEMANTICS, | ||
| eventHandler); | ||
| } catch (BuildFileContainsErrorsException e) { | ||
| exception = e; | ||
| } catch (IOException | InterruptedException e) { | ||
| fail("Shouldn't happen: " + e.getMessage()); | ||
| } | ||
| this.events = eventHandler.getEvents(); | ||
| this.exception = exception; | ||
| } | ||
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| public Package getPackage() throws InterruptedException, NoSuchPackageException { | ||
| return builder.build(); | ||
| } | ||
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| public void assertLexingExceptionThrown() { | ||
| assertThat(exception).isNotNull(); | ||
| assertThat(exception).hasMessageThat().contains("Failed to parse /workspace/WORKSPACE"); | ||
| } | ||
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| public String getLexerError() { | ||
| assertThat(events).hasSize(1); | ||
| return events.get(0).getMessage(); | ||
| } | ||
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| public String getParserError() { | ||
| List<Event> events = builder.getEvents(); | ||
| assertThat(events.size()).isGreaterThan(0); | ||
| return events.get(0).getMessage(); | ||
| } | ||
| } |