Test Guava's Optional type as reported in Issue mtedone#23

pom.xml

@@ -276,6 +276,12 @@
 			<version>3.0.5.RELEASE</version>
 			<scope>test</scope>
 		</dependency>
+		<dependency>
+			<groupId>com.google.guava</groupId>
+			<artifactId>guava</artifactId>
+			<version>18.0</version>
+			<scope>test</scope>
+		</dependency>
 	</dependencies>
 
 	<reporting>

src/test/java/uk/co/jemos/podam/test/dto/OptionalPojo.java

@@ -0,0 +1,21 @@
+package uk.co.jemos.podam.test.dto;
+
+import com.google.common.base.Optional;
+
+/**
+ * POJO to test Guava Optional type.
+ *
+ * @author daivanov
+ *
+ */
+public class OptionalPojo<T> {
+	private Optional<T> value;
+
+	public Optional<T> getValue() {
+		return value;
+	}
+
+	public void setValue(Optional<T> value) {
+		this.value = value;
+	}
+}

src/test/java/uk/co/jemos/podam/test/unit/GuavaOptionalUnitTest.java

@@ -0,0 +1,47 @@
+package uk.co.jemos.podam.test.unit;
+
+import com.google.common.base.Optional;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import uk.co.jemos.podam.api.PodamFactory;
+import uk.co.jemos.podam.api.PodamFactoryImpl;
+import uk.co.jemos.podam.test.dto.OptionalPojo;
+
+/**
+ * Test @uk.co.jemos.podam.test.dto.OptionalPojo@ construction
+ *
+ * @author daivanov
+ *
+ */
+public class GuavaOptionalUnitTest {
+
+	private final static PodamFactory podam = new PodamFactoryImpl();
+
+	@Test
+	public void testGuavaOptionalAsPojo() throws Exception {
+
+		Optional<?> pojo = podam.manufacturePojo(Optional.class, Long.class);
+		Assert.assertNotNull("Construction failed", pojo);
+		Assert.assertEquals("Optional should hold a value",
+				true, pojo.isPresent());
+		Assert.assertNotNull("Value attr should hold an object", pojo.get());
+		Assert.assertEquals("Invalid object type",
+				Long.class, pojo.get().getClass());
+	}
+
+	@Test
+	public void testGuavaOptionalFieldSetting() throws Exception {
+
+		OptionalPojo<?> pojo = podam.manufacturePojo(OptionalPojo.class, String.class);
+		Assert.assertNotNull("Construction failed", pojo);
+		Assert.assertNotNull("Value attr should not be empty", pojo.getValue());
+		Assert.assertEquals("Optional should hold a value",
+				true, pojo.getValue().isPresent());
+		Assert.assertNotNull("Value attr should hold an object", pojo.getValue().get());
+		Assert.assertEquals("Invalid object type",
+				String.class, pojo.getValue().get().getClass());
+	}
+
+}