ResourceBundleMessageSourceTest.java

package au.gov.ga.earthsci.worldwind.common.util.message;

import static org.junit.Assert.assertEquals;

import org.junit.Test;

/**
 * Unit tests for the {@link ResourceBundleMessageSource} class
 * 
 * @author James Navin (james.navin@ga.gov.au)
 *
 */
public class ResourceBundleMessageSourceTest
{

	private ResourceBundleMessageSource classToBeTested = new ResourceBundleMessageSource(this.getClass().getPackage().getName() + ".testMessages1",
																							this.getClass().getPackage().getName() + ".testMessages2");
	
	/**
	 * Tests the {@link ResourceBundleMessageSource#getMessage(String, String, Object...)} method with
	 * a key that exists only in the first bundle.
	 */
	@Test
	public void testGetMessageKeyInBundle1() 
	{
		String message = classToBeTested.getMessage("key0");
		
		assertEquals("Key0Bundle1", message);
	}
	
	/**
	 * Tests the {@link ResourceBundleMessageSource#getMessage(String, String, Object...)} method with
	 * a key that exists only in the second bundle.
	 */
	@Test
	public void testGetMessageKeyInBundle2() 
	{
		String message = classToBeTested.getMessage("key3");
		
		assertEquals("Key3Bundle2", message);
	}
	
	/**
	 * Tests the {@link ResourceBundleMessageSource#getMessage(String, String, Object...)} method with
	 * a key that exists in both bundles.
	 */
	@Test
	public void testGetMessageKeyInBothBundles() 
	{
		String message = classToBeTested.getMessage("key1");
		
		assertEquals("Key1Bundle1", message);
	}
	
	/**
	 * Tests the {@link ResourceBundleMessageSource#getMessage(String, String, Object...)} method with
	 * a key that exists in no bundles.
	 */
	@Test
	public void testGetMessageKeyInNoBundles() 
	{
		String message = classToBeTested.getMessage("keyNone");
		
		assertEquals(null, message);
	}
	
	/**
	 * Tests the {@link ResourceBundleMessageSource#getMessage(String, String, Object...)} method with
	 * a key that exists in no bundles and a default message
	 */
	@Test
	public void testGetMessageKeyInNoBundlesWithDefault() 
	{
		String message = classToBeTested.getMessage("keyNone", "default");
		
		assertEquals("default", message);
	}
	
	/**
	 * Tests the {@link ResourceBundleMessageSource#getMessage(String, String, Object...)} method with
	 * a key that resolves a message with parameters, but not arguments passed
	 */
	@Test
	public void testGetMessageKeyInBundleWithParamsNoArgs() 
	{
		String message = classToBeTested.getMessage("key.with.params", null, new Object[0]);
		
		assertEquals("This {0} message {1} has {2} 3 params", message);
	}
	
	/**
	 * Tests the {@link ResourceBundleMessageSource#getMessage(String, String, Object...)} method with
	 * a key that  resolves a message with parameters, with arguments passed
	 */
	@Test
	public void testGetMessageKeyInBundleWithParamsWithArgs() 
	{
		String message = classToBeTested.getMessage("key.with.params", null, new Object[]{"bob", 1, true});
		
		assertEquals("This bob message 1 has true 3 params", message);
	}
	
	
}