/*
* Copyright 2011-2012 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.shell.support.util;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import java.util.HashSet;
import java.util.Set;
import org.junit.Before;
import org.junit.Test;
import org.springframework.shell.support.util.AnsiEscapeCode;
/**
* Unit test for the {@link AnsiEscapeCode} enum.
*
* @author Andrew Swan
* @since 1.2.0
*/
public class AnsiEscapeCodeTest {
@Before
public void init() {
System.setProperty("roo.console.ansi", Boolean.TRUE.toString());
}
@Test
public void testCodesAreUnique() {
// Set up
final Set<Object> codes = new HashSet<Object>();
// Invoke
for (final AnsiEscapeCode escapeCode : AnsiEscapeCode.values()) {
codes.add(escapeCode.code);
}
// Check
assertEquals(AnsiEscapeCode.values().length, codes.size());
}
@Test
public void testDecorateNullText() {
assertNull(AnsiEscapeCode.decorate(null, AnsiEscapeCode.values()[0]));
}
@Test
public void testDecorateEmptyText() {
assertEquals("", AnsiEscapeCode.decorate("", AnsiEscapeCode.values()[0]));
}
@Test
public void testDecorateWhitespace() {
final AnsiEscapeCode effect = AnsiEscapeCode.values()[0]; // Arbitrary
assertEquals(effect.code + " " + AnsiEscapeCode.OFF.code, AnsiEscapeCode.decorate(" ", effect));
}
}