tests for default parameter values

src/test/java/hudson/plugins/parameterizedtrigger/test/DefaultParameterValuesActionsTransformTest.java

@@ -0,0 +1,50 @@
+package hudson.plugins.parameterizedtrigger.test;
+
+import hudson.model.ParametersAction;
+import hudson.model.ParametersDefinitionProperty;
+import hudson.model.ParameterValue;
+import hudson.model.StringParameterDefinition;
+import hudson.model.StringParameterValue;
+import hudson.model.Project;
+import hudson.plugins.parameterizedtrigger.DefaultParameterValuesActionsTransform;
+
+import java.io.IOException;
+
+import org.jvnet.hudson.test.HudsonTestCase;
+
+public class DefaultParameterValuesActionsTransformTest extends HudsonTestCase {
+    public void test() throws IOException {
+        Project project = createFreeStyleProject("project");
+
+        project.addProperty(new ParametersDefinitionProperty(
+                    new StringParameterDefinition("key1", "value1"),
+                    new StringParameterDefinition("key2", "value2")
+                    ));
+
+        ParametersAction action = new ParametersAction(
+                new StringParameterValue("key2", "not-value2"),
+                new StringParameterValue("key3", "value3")
+                );
+
+        DefaultParameterValuesActionsTransform transform = new DefaultParameterValuesActionsTransform();
+
+        ParametersAction result = transform.transformParametersAction(action, project);
+
+        assertEquals(3, result.getParameters().size());
+
+        assertStringParameterValueEquals("value1", result.getParameter("key1"));
+        assertStringParameterValueEquals("not-value2", result.getParameter("key2"));
+        assertStringParameterValueEquals("value3", result.getParameter("key3"));
+    }
+
+    private static void assertStringParameterValueEquals(String expected, ParameterValue actual) {
+        if (actual == null) {
+            fail("ParameterValue is Null");
+        } else {
+            assertEquals(
+                expected,
+                ((StringParameterValue)actual).value
+                );
+        }
+    }
+}

src/test/java/hudson/plugins/parameterizedtrigger/test/ParameterizedTriggerUtilsTest.java

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+package hudson.plugins.parameterizedtrigger.test;
+
+import hudson.plugins.parameterizedtrigger.ParameterizedTriggerUtils;
+import hudson.model.ParametersAction;
+import hudson.model.ParameterValue;
+import hudson.model.StringParameterValue;
+
+import junit.framework.TestCase;
+
+public class ParameterizedTriggerUtilsTest extends TestCase {
+
+    public void testMergeParameters() {
+        ParametersAction base = new ParametersAction(
+                new StringParameterValue("key1", "value1"),
+                new StringParameterValue("key2", "value2")
+                );
+
+        ParametersAction overlay = new ParametersAction(
+                new StringParameterValue("key2", "not-value2"),
+                new StringParameterValue("key3", "value3")
+                );
+
+        ParametersAction result = ParameterizedTriggerUtils.mergeParameters(base, overlay);
+
+        assertStringParameterValueEquals("value1", result.getParameter("key1"));
+        assertStringParameterValueEquals("not-value2", result.getParameter("key2"));
+        assertStringParameterValueEquals("value3", result.getParameter("key3"));
+    }
+
+    private static void assertStringParameterValueEquals(String expected, ParameterValue actual) {
+        if (actual == null) {
+            fail("ParameterValue is Null");
+        } else {
+            assertEquals(
+                expected,
+                ((StringParameterValue)actual).value
+                );
+        }
+    }
+}