1 files changed, 77 insertions, 0 deletions
diff --git a/src/test/java/com/google/devtools/build/lib/skyframe/LoadingProgressReceiverTest.java b/src/test/java/com/google/devtools/build/lib/skyframe/LoadingProgressReceiverTest.java
new file mode 100644
index 0000000000..21ab30718f
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+++ b/src/test/java/com/google/devtools/build/lib/skyframe/LoadingProgressReceiverTest.java
@@ -0,0 +1,77 @@
+// Copyright 2016 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.skyframe;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import com.google.common.base.Supplier;
+import com.google.devtools.build.skyframe.EvaluationProgressReceiver;
+import com.google.devtools.build.skyframe.SkyKey;
+import com.google.devtools.build.skyframe.SkyValue;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+import org.mockito.Mockito;
+
+/**
+ * Tests {@link LoadingProgressReceiver}
+ */
+@RunWith(JUnit4.class)
+public class LoadingProgressReceiverTest {
+
+  @Test
+  public void testPackageVisible() {
+    // If there is only one package being loaded, it should be visible
+    // somewhere in the progress string.
+    LoadingProgressReceiver progressReceiver = new LoadingProgressReceiver();
+
+    String packageName = "//some/fancy/package/name";
+    progressReceiver.enqueueing(SkyKey.create(SkyFunctions.PACKAGE, packageName));
+    String state = progressReceiver.progressState();
+
+    assertTrue(
+        "Package name '" + packageName + "' should occour in state '" + state + "'",
+        state.contains(packageName));
+  }
+
+  @Test
+  public void testFinishedPackage() {
+    // Consider the situation where two packages are loaded, and the one that
+    // started loading second has already finished loading. ...
+    LoadingProgressReceiver progressReceiver = new LoadingProgressReceiver();
+
+    String packageName = "//some/fancy/package/name";
+    String otherPackageName = "//some/other/unrelated/package";
+    SkyKey otherKey = SkyKey.create(SkyFunctions.PACKAGE, otherPackageName);
+    Supplier<SkyValue> valueSupplier = Mockito.mock(Supplier.class);
+    progressReceiver.enqueueing(SkyKey.create(SkyFunctions.PACKAGE, packageName));
+    progressReceiver.enqueueing(otherKey);
+    progressReceiver.evaluated(
+        otherKey, valueSupplier, EvaluationProgressReceiver.EvaluationState.BUILT);
+    String state = progressReceiver.progressState();
+
+    // ... Then, the finished package is not mentioned in the state,
+    assertFalse(
+        "Package name '" + otherPackageName + "' should not occur in state '" + state + "'",
+        state.contains(otherPackageName));
+    // the only running package is mentioned in the state, and
+    assertTrue(
+        "Package name '" + packageName + "' should occour in state '" + state + "'",
+        state.contains(packageName));
+    // the progress count is correct.
+    assertTrue("Progress count should occur in state", state.contains("1 / 2"));
+  }
+}