1 files changed, 54 insertions, 0 deletions
diff --git a/api/src/test/java/io/opencensus/trace/StatusTest.java b/api/src/test/java/io/opencensus/trace/StatusTest.java
new file mode 100644
index 00000000..108db2d2
--- /dev/null
+++ b/api/src/test/java/io/opencensus/trace/StatusTest.java
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2017, OpenCensus Authors
+ *
+ * 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 io.opencensus.trace;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import com.google.common.testing.EqualsTester;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+/** Unit tests for {@link Status}. */
+@RunWith(JUnit4.class)
+public class StatusTest {
+  @Test
+  public void status_Ok() {
+    assertThat(Status.OK.getCanonicalCode()).isEqualTo(Status.CanonicalCode.OK);
+    assertThat(Status.OK.getDescription()).isNull();
+    assertThat(Status.OK.isOk()).isTrue();
+  }
+
+  @Test
+  public void createStatus_WithDescription() {
+    Status status = Status.UNKNOWN.withDescription("This is an error.");
+    assertThat(status.getCanonicalCode()).isEqualTo(Status.CanonicalCode.UNKNOWN);
+    assertThat(status.getDescription()).isEqualTo("This is an error.");
+    assertThat(status.isOk()).isFalse();
+  }
+
+  @Test
+  public void status_EqualsAndHashCode() {
+    EqualsTester tester = new EqualsTester();
+    tester.addEqualityGroup(Status.OK, Status.OK.withDescription(null));
+    tester.addEqualityGroup(
+        Status.CANCELLED.withDescription("ThisIsAnError"),
+        Status.CANCELLED.withDescription("ThisIsAnError"));
+    tester.addEqualityGroup(Status.UNKNOWN.withDescription("This is an error."));
+    tester.testEquals();
+  }
+}