PropertyUtilsTest.java

package org.robobinding.property;

import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;

import java.util.Set;

import org.junit.Test;

import com.google.common.collect.Sets;

/**
 * 
 * @since 1.0
 * @version $Revision: 1.0 $
 * @author Cheng Wei
 */
public class PropertyUtilsTest {
	@Test
	public void whenGetPropertyNames_thenReturnExpectedPropertyNames() {
		Set<String> propertyNames = PropertyUtils.getPropertyNames(Bean.class);

		assertEquals(Sets.newHashSet(Bean.PROPERTY1, Bean.PROPERTY2), propertyNames);
	}

	@Test
	public void whenGetPropertyNames_thenReturnZero() {
		Set<String> propertyNames = PropertyUtils.getPropertyNames(MalformedBean.class);

		assertThat(propertyNames.size(), is(0));
	}

	public static class Bean {
		public static final String PROPERTY1 = "property1";
		public static final String PROPERTY2 = "property2";

		public Bean() {
		}

		public String getProperty1() {
			return "property1";
		}

		public int getProperty2() {
			return 0;
		}

		public double nonProperty() {
			return 0.0;
		}

		public boolean getNonPropertyWithParameter(String p1) {
			return true;
		}
	}

	public static class MalformedBean {

		public void setMalformedSetter1() {

		}

		public void setMalformedSetter2(Object o1, Object o2) {

		}
	}
}