1 files changed, 67 insertions, 0 deletions
diff --git a/src/test/java/com/google/devtools/build/lib/events/EventCollectorTest.java b/src/test/java/com/google/devtools/build/lib/events/EventCollectorTest.java
new file mode 100644
index 0000000000..332afacee3
--- /dev/null
+++ b/src/test/java/com/google/devtools/build/lib/events/EventCollectorTest.java
@@ -0,0 +1,67 @@
+// Copyright 2014 Google Inc. 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.events;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertSame;
+
+import com.google.devtools.build.lib.events.Event;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Iterator;
+
+/**
+ * Tests the {@link EventCollector} class.
+ */
+@RunWith(JUnit4.class)
+public class EventCollectorTest extends EventTestTemplate {
+
+  @Test
+  public void usesPassedInCollection() {
+    Collection<Event> events = new ArrayList<>();
+    EventCollector collector =
+        new EventCollector(EventKind.ERRORS_AND_WARNINGS, events);
+    collector.handle(event);
+    Event onlyEvent = events.iterator().next();
+    assertEquals(event.getMessage(), onlyEvent.getMessage());
+    assertSame(location, onlyEvent.getLocation());
+    assertEquals(event.getKind(), onlyEvent.getKind());
+    assertEquals(event.getLocation().getStartOffset(),
+        onlyEvent.getLocation().getStartOffset());
+    assertEquals(collector.count(), 1);
+    assertEquals(events.size(), 1);
+  }
+
+  @Test
+  public void collectsEvents() {
+    EventCollector collector =
+        new EventCollector(EventKind.ERRORS_AND_WARNINGS);
+    collector.handle(event);
+    Iterator<Event> collectedEventIt = collector.iterator();
+    Event onlyEvent = collectedEventIt.next();
+    assertEquals(event.getMessage(), onlyEvent.getMessage());
+    assertSame(location, onlyEvent.getLocation());
+    assertEquals(event.getKind(), onlyEvent.getKind());
+    assertEquals(event.getLocation().getStartOffset(),
+        onlyEvent.getLocation().getStartOffset());
+    assertFalse(collectedEventIt.hasNext());
+  }
+
+}