Add SingleQuoteTest for issue 176
diff --git a/src/test/java/org/yaml/snakeyaml/issues/issue176/SingleQuoteTest.java b/src/test/java/org/yaml/snakeyaml/issues/issue176/SingleQuoteTest.java
new file mode 100644
index 0000000..48a5a6c
--- /dev/null
+++ b/src/test/java/org/yaml/snakeyaml/issues/issue176/SingleQuoteTest.java
@@ -0,0 +1,46 @@
+/**
+ * Copyright (c) 2008-2013, http://www.snakeyaml.org
+ *
+ * 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.issues.issue176;
+
+import java.util.LinkedHashMap;
+
+import junit.framework.TestCase;
+
+import org.yaml.snakeyaml.DumperOptions;
+import org.yaml.snakeyaml.DumperOptions.FlowStyle;
+import org.yaml.snakeyaml.Yaml;
+import org.yaml.snakeyaml.constructor.SafeConstructor;
+import org.yaml.snakeyaml.representer.Representer;
+
+public class SingleQuoteTest extends TestCase {
+
+    public void testSingleQuote() throws Exception {
+        DumperOptions options = new DumperOptions();
+        options.setIndent(4);
+        options.setDefaultFlowStyle(FlowStyle.BLOCK);
+        Representer representer = new org.yaml.snakeyaml.representer.Representer();
+        representer.setDefaultFlowStyle(FlowStyle.BLOCK);
+
+        Yaml yaml = new Yaml(new SafeConstructor(), representer, options);
+
+        LinkedHashMap<String, Object> lvl1 = new LinkedHashMap<String, Object>();
+        lvl1.put("steak:cow", "11");
+        LinkedHashMap<String, Object> root = new LinkedHashMap<String, Object>();
+        root.put("cows", lvl1);
+        String output = yaml.dump(root);
+        assertEquals("cows:\n    steak:cow: '11'\n", output);
+    }
+}