| /******************************************************************************* |
| * Copyright (c) 2007 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| ******************************************************************************/ |
| |
| package org.eclipse.core.tests.internal.databinding.conversion; |
| |
| import junit.framework.TestCase; |
| |
| import org.eclipse.core.internal.databinding.conversion.IntegerToStringConverter; |
| |
| import com.ibm.icu.text.NumberFormat; |
| |
| /** |
| * @since 1.1 |
| */ |
| public class IntegerToStringConverterTest extends TestCase { |
| private NumberFormat integerFormat; |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see junit.framework.TestCase#setUp() |
| */ |
| protected void setUp() throws Exception { |
| super.setUp(); |
| |
| integerFormat = NumberFormat.getIntegerInstance(); |
| } |
| |
| public void testFromTypeShort() throws Exception { |
| assertEquals(Short.class, IntegerToStringConverter.fromShort(false) |
| .getFromType()); |
| assertEquals(Short.TYPE, IntegerToStringConverter.fromShort(true) |
| .getFromType()); |
| assertEquals(Byte.class, IntegerToStringConverter.fromByte(false) |
| .getFromType()); |
| assertEquals(Byte.TYPE, IntegerToStringConverter.fromByte(true) |
| .getFromType()); |
| } |
| |
| public void testToTypeIsStringClass() throws Exception { |
| assertEquals(String.class, IntegerToStringConverter.fromShort(false) |
| .getToType()); |
| } |
| |
| public void testConvertShortToString() throws Exception { |
| Short value = new Short((short) 1); |
| String expected = integerFormat.format(value); |
| |
| IntegerToStringConverter converter = IntegerToStringConverter |
| .fromShort(integerFormat, false); |
| String result = (String) converter.convert(value); |
| assertEquals(expected, result); |
| } |
| |
| public void testConvertByteToString() throws Exception { |
| Byte value = new Byte((byte) 1); |
| String expected = integerFormat.format(value); |
| |
| IntegerToStringConverter converter = IntegerToStringConverter.fromByte( |
| integerFormat, false); |
| String result = (String) converter.convert(value); |
| assertEquals(expected, result); |
| } |
| |
| public void testNullSourceConvertsToEmptyString() throws Exception { |
| IntegerToStringConverter converter = IntegerToStringConverter |
| .fromByte(false); |
| assertEquals("", converter.convert(null)); |
| } |
| |
| public void testIllegalArgumentExceptionIfSourceIsNotExpectedType() throws Exception { |
| IntegerToStringConverter converter = IntegerToStringConverter.fromByte(false); |
| try { |
| converter.convert(new Integer(1)); |
| fail("exception should have been thrown"); |
| } catch (IllegalArgumentException e) { |
| } |
| } |
| } |