1 files changed, 41 insertions, 0 deletions
diff --git a/impl_lite/src/test/java/io/opencensus/impllite/tags/TagsTest.java b/impl_lite/src/test/java/io/opencensus/impllite/tags/TagsTest.java
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+++ b/impl_lite/src/test/java/io/opencensus/impllite/tags/TagsTest.java
@@ -0,0 +1,41 @@
+/*
+ * 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.impllite.tags;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import io.opencensus.implcore.tags.TaggerImpl;
+import io.opencensus.implcore.tags.propagation.TagPropagationComponentImpl;
+import io.opencensus.tags.Tags;
+import io.opencensus.tags.TagsComponent;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+/** Test for accessing the {@link TagsComponent} through the {@link Tags} class. */
+@RunWith(JUnit4.class)
+public final class TagsTest {
+  @Test
+  public void getTagger() {
+    assertThat(Tags.getTagger()).isInstanceOf(TaggerImpl.class);
+  }
+
+  @Test
+  public void getTagContextSerializer() {
+    assertThat(Tags.getTagPropagationComponent()).isInstanceOf(TagPropagationComponentImpl.class);
+  }
+}