1 files changed, 34 insertions, 0 deletions
diff --git a/src/test/java/org/yaml/snakeyaml/env/EnvTagTest.java b/src/test/java/org/yaml/snakeyaml/env/EnvTagTest.java
new file mode 100644
index 00000000..30af22e5
--- /dev/null
+++ b/src/test/java/org/yaml/snakeyaml/env/EnvTagTest.java
@@ -0,0 +1,34 @@
+/**
+ * Copyright (c) 2008, SnakeYAML
+ *
+ * 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 org.yaml.snakeyaml.env;
+
+import static org.yaml.snakeyaml.env.EnvScalarConstructor.ENV_FORMAT;
+
+import java.io.StringReader;
+import junit.framework.TestCase;
+import org.yaml.snakeyaml.Yaml;
+import org.yaml.snakeyaml.nodes.Node;
+
+/**
+ * test that implicit resolver assigns the tag
+ */
+public class EnvTagTest extends TestCase {
+
+  public void testImplicitResolverForEnvConstructor() {
+    Yaml yaml = new Yaml();
+    yaml.addImplicitResolver(EnvScalarConstructor.ENV_TAG, ENV_FORMAT, "$");
+    Node loaded = yaml.compose(new StringReader("${PATH}"));
+    assertEquals(EnvScalarConstructor.ENV_TAG, loaded.getTag());
+  }
+}