1 files changed, 102 insertions, 0 deletions
diff --git a/src/test/java/com/google/devtools/build/lib/packages/AttributeContainerTest.java b/src/test/java/com/google/devtools/build/lib/packages/AttributeContainerTest.java
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index 0000000000..a541bb867e
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+++ b/src/test/java/com/google/devtools/build/lib/packages/AttributeContainerTest.java
@@ -0,0 +1,102 @@
+// Copyright 2015 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.packages;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+import com.google.devtools.build.lib.events.Location;
+import com.google.devtools.build.lib.events.Location.LineAndColumn;
+import com.google.devtools.build.lib.testutil.TestRuleClassProvider;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+/**
+ * Unit tests for {@link AttributeContainer}.
+ */
+@RunWith(JUnit4.class)
+public class AttributeContainerTest {
+
+  private RuleClass ruleClass;
+  private AttributeContainer container;
+  private Attribute attribute1;
+  private Attribute attribute2;
+
+  @Before
+  public void setUp() throws Exception {
+    ruleClass =
+        TestRuleClassProvider.getRuleClassProvider().getRuleClassMap().get("testing_dummy_rule");
+    attribute1 = ruleClass.getAttributeByName("srcs");
+    attribute2 = ruleClass.getAttributeByName("dummyinteger");
+    container = new AttributeContainer(ruleClass);
+  }
+
+  @Test
+  public void testAttributeSettingAndRetrievalByName() throws Exception {
+    Object someValue1 = new Object();
+    Object someValue2 = new Object();
+    container.setAttributeValueByName(attribute1.getName(), someValue1);
+    container.setAttributeValueByName(attribute2.getName(), someValue2);
+    assertEquals(someValue1, container.getAttr(attribute1.getName()));
+    assertEquals(someValue2, container.getAttr(attribute2.getName()));
+    assertNull(container.getAttr("nomatch"));
+  }
+
+  @Test
+  public void testAttributeSettingAndRetrievalByInstance() throws Exception {
+    Object someValue1 = new Object();
+    Object someValue2 = new Object();
+    container.setAttributeValue(attribute1, someValue1, true);
+    container.setAttributeValue(attribute2, someValue2, true);
+    assertEquals(someValue1, container.getAttr(attribute1));
+    assertEquals(someValue2, container.getAttr(attribute2));
+  }
+
+  @Test
+  public void testExplicitSpecificationsByName() throws Exception {
+    // Name-based setters are automatically considered explicit.
+    container.setAttributeValueByName(attribute1.getName(), new Object());
+    assertTrue(container.isAttributeValueExplicitlySpecified(attribute1));
+    assertFalse(container.isAttributeValueExplicitlySpecified("nomatch"));
+  }
+
+  @Test
+  public void testExplicitSpecificationsByInstance() throws Exception {
+    Object someValue = new Object();
+    container.setAttributeValue(attribute1, someValue, true);
+    container.setAttributeValue(attribute2, someValue, false);
+    assertTrue(container.isAttributeValueExplicitlySpecified(attribute1));
+    assertFalse(container.isAttributeValueExplicitlySpecified(attribute2));
+  }
+
+  private static Location newLocation() {
+    return Location.fromPathAndStartColumn(null, 0, 0, new LineAndColumn(0, 0));
+  }
+
+  @Test
+  public void testAttributeLocation() throws Exception {
+    Location location1 = newLocation();
+    Location location2 = newLocation();
+    container.setAttributeLocation(attribute1, location1);
+    container.setAttributeLocation(attribute2, location2);
+    assertEquals(location1, container.getAttributeLocation(attribute1.getName()));
+    assertEquals(location2, container.getAttributeLocation(attribute2.getName()));
+    assertNull(container.getAttributeLocation("nomatch"));
+  }
+}