1 files changed, 137 insertions, 0 deletions
diff --git a/src/test/java/com/google/devtools/build/lib/testutil/FoundationTestCaseForJunit4.java b/src/test/java/com/google/devtools/build/lib/testutil/FoundationTestCaseForJunit4.java
new file mode 100644
index 0000000000..08688b13f6
--- /dev/null
+++ b/src/test/java/com/google/devtools/build/lib/testutil/FoundationTestCaseForJunit4.java
@@ -0,0 +1,137 @@
+// 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.testutil;
+
+import static org.junit.Assert.fail;
+
+import com.google.devtools.build.lib.events.Event;
+import com.google.devtools.build.lib.events.EventCollector;
+import com.google.devtools.build.lib.events.EventHandler;
+import com.google.devtools.build.lib.events.EventKind;
+import com.google.devtools.build.lib.events.Reporter;
+import com.google.devtools.build.lib.util.BlazeClock;
+import com.google.devtools.build.lib.vfs.FileSystem;
+import com.google.devtools.build.lib.vfs.Path;
+import com.google.devtools.build.lib.vfs.inmemoryfs.InMemoryFileSystem;
+
+import org.junit.After;
+import org.junit.Before;
+
+import java.util.Set;
+
+/**
+ * A helper class for implementing tests of the "foundation" library.
+ */
+public abstract class FoundationTestCaseForJunit4 {
+
+  protected Path rootDirectory;
+
+  protected Path outputBase;
+
+  protected Path actionOutputBase;
+
+  // May be overridden by subclasses:
+  protected Reporter reporter;
+  protected EventCollector eventCollector;
+  protected Scratch scratch;
+
+  // Individual tests can opt-out of this handler if they expect an error, by
+  // calling reporter.removeHandler(failFastHandler).
+  protected static final EventHandler failFastHandler = new EventHandler() {
+      @Override
+      public void handle(Event event) {
+        if (EventKind.ERRORS.contains(event.getKind())) {
+          fail(event.toString());
+        }
+      }
+    };
+
+  protected static final EventHandler printHandler = new EventHandler() {
+      @Override
+      public void handle(Event event) {
+        System.out.println(event);
+      }
+    };
+
+  @Before
+  public final void initializeFileSystemAndDirectories() throws Exception {
+    scratch = new Scratch(createFileSystem(), "/workspace");
+    outputBase = scratch.dir("/usr/local/google/_blaze_jrluser/FAKEMD5/");
+    rootDirectory = scratch.dir("/workspace");
+    scratch.file(rootDirectory.getRelative("WORKSPACE").getPathString());
+    actionOutputBase = scratch.dir("/usr/local/google/_blaze_jrluser/FAKEMD5/action_out/");
+  }
+
+  @Before
+  public final void initializeLogging() throws Exception {
+    eventCollector = new EventCollector(EventKind.ERRORS_AND_WARNINGS);
+    reporter = new Reporter(eventCollector);
+    reporter.addHandler(failFastHandler);
+  }
+
+  @After
+  public final void clearInterrupts() throws Exception {
+    Thread.interrupted(); // Clear any interrupt pending against this thread,
+                          // so that we don't cause later tests to fail.
+  }
+
+  // To be overriden by sub classes if they want to disable loading.
+  protected boolean isLoadingEnabled() {
+    return true;
+  }
+
+  /**
+   * Creates the file system; override to inject FS behavior.
+   */
+  protected FileSystem createFileSystem() {
+    return new InMemoryFileSystem(BlazeClock.instance());
+  }
+
+  // Mix-in assertions:
+
+  protected void assertNoEvents() {
+    MoreAsserts.assertNoEvents(eventCollector);
+  }
+
+  protected Event assertContainsEvent(String expectedMessage) {
+    return MoreAsserts.assertContainsEvent(eventCollector,
+                                              expectedMessage);
+  }
+
+  protected Event assertContainsEvent(String expectedMessage, Set<EventKind> kinds) {
+    return MoreAsserts.assertContainsEvent(eventCollector,
+                                              expectedMessage,
+                                              kinds);
+  }
+
+  protected void assertContainsEventWithFrequency(String expectedMessage,
+      int expectedFrequency) {
+    MoreAsserts.assertContainsEventWithFrequency(eventCollector, expectedMessage,
+        expectedFrequency);
+  }
+
+  protected void assertDoesNotContainEvent(String expectedMessage) {
+    MoreAsserts.assertDoesNotContainEvent(eventCollector,
+                                             expectedMessage);
+  }
+
+  protected Event assertContainsEventWithWordsInQuotes(String... words) {
+    return MoreAsserts.assertContainsEventWithWordsInQuotes(
+        eventCollector, words);
+  }
+
+  protected void assertContainsEventsInOrder(String... expectedMessages) {
+    MoreAsserts.assertContainsEventsInOrder(eventCollector, expectedMessages);
+  }
+}