/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.brooklyn.util.text;
import org.apache.brooklyn.util.text.StringShortener;
import org.testng.Assert;
import org.testng.annotations.Test;
public class StringShortenerTest {
@Test
public void testSimpleShortener() {
StringShortener ss = new StringShortener()
.separator("-")
.append("1", "hello")
.append("2", "new")
.append("3", "world")
.canRemove("2")
.canTruncate("1", 2)
.canTruncate("3", 2);
Assert.assertEquals(ss.getStringOfMaxLength(12), "hello-world");
Assert.assertEquals(ss.getStringOfMaxLength(10), "hell-world");
Assert.assertEquals(ss.getStringOfMaxLength(6), "he-wor");
Assert.assertEquals(ss.getStringOfMaxLength(5), "he-wo");
Assert.assertEquals(ss.getStringOfMaxLength(4), "he-w");
Assert.assertEquals(ss.getStringOfMaxLength(0), "");
}
@Test
public void testEdgeCases() {
StringShortener ss = new StringShortener();
ss.separator(null);
Assert.assertEquals(ss.getStringOfMaxLength(4), "");
ss.append("1", "hello");
Assert.assertEquals(ss.getStringOfMaxLength(8), "hello");
Assert.assertEquals(ss.getStringOfMaxLength(4), "hell");
ss.append("2", "world");
ss.append("3", null);
Assert.assertEquals(ss.getStringOfMaxLength(15), "helloworld");
Assert.assertEquals(ss.getStringOfMaxLength(8), "hellowor");
ss.canTruncate("1", 2);
Assert.assertEquals(ss.getStringOfMaxLength(8), "helworld");
Assert.assertEquals(ss.getStringOfMaxLength(5), "hewor");
Assert.assertEquals(ss.getStringOfMaxLength(2), "he");
Assert.assertEquals(ss.getStringOfMaxLength(0), "");
}
}