/*
* Copyright 2002-2015 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.beans.propertyeditors;
import org.junit.Test;
import static org.junit.Assert.*;
/**
* @author Rick Evans
* @author Juergen Hoeller
*/
public class StringArrayPropertyEditorTests {
@Test
public void withDefaultSeparator() throws Exception {
StringArrayPropertyEditor editor = new StringArrayPropertyEditor();
editor.setAsText("0,1,2");
Object value = editor.getValue();
assertNotNull(value);
assertTrue(value instanceof String[]);
String[] array = (String[]) value;
for (int i = 0; i < array.length; ++i) {
assertEquals("" + i, array[i]);
}
assertEquals("0,1,2", editor.getAsText());
}
@Test
public void trimByDefault() throws Exception {
StringArrayPropertyEditor editor = new StringArrayPropertyEditor();
editor.setAsText(" 0,1 , 2 ");
Object value = editor.getValue();
String[] array = (String[]) value;
for (int i = 0; i < array.length; ++i) {
assertEquals("" + i, array[i]);
}
assertEquals("0,1,2", editor.getAsText());
}
@Test
public void noTrim() throws Exception {
StringArrayPropertyEditor editor = new StringArrayPropertyEditor(",",false,false);
editor.setAsText(" 0,1 , 2 ");
Object value = editor.getValue();
String[] array = (String[]) value;
for (int i = 0; i < array.length; ++i) {
assertEquals(3, array[i].length());
assertEquals("" + i, array[i].trim());
}
assertEquals(" 0,1 , 2 ", editor.getAsText());
}
@Test
public void withCustomSeparator() throws Exception {
StringArrayPropertyEditor editor = new StringArrayPropertyEditor(":");
editor.setAsText("0:1:2");
Object value = editor.getValue();
assertTrue(value instanceof String[]);
String[] array = (String[]) value;
for (int i = 0; i < array.length; ++i) {
assertEquals("" + i, array[i]);
}
assertEquals("0:1:2", editor.getAsText());
}
@Test
public void withCharsToDelete() throws Exception {
StringArrayPropertyEditor editor = new StringArrayPropertyEditor(",", "\r\n", false);
editor.setAsText("0\r,1,\n2");
Object value = editor.getValue();
assertTrue(value instanceof String[]);
String[] array = (String[]) value;
for (int i = 0; i < array.length; ++i) {
assertEquals("" + i, array[i]);
}
assertEquals("0,1,2", editor.getAsText());
}
@Test
public void withEmptyArray() throws Exception {
StringArrayPropertyEditor editor = new StringArrayPropertyEditor();
editor.setAsText("");
Object value = editor.getValue();
assertTrue(value instanceof String[]);
assertEquals(0, ((String[]) value).length);
}
@Test
public void withEmptyArrayAsNull() throws Exception {
StringArrayPropertyEditor editor = new StringArrayPropertyEditor(",", true);
editor.setAsText("");
assertNull(editor.getValue());
}
}