/*
* Copyright 2010 Google Inc.
*
* 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 elemental.js.util;
import com.google.gwt.junit.client.GWTTestCase;
import elemental.util.ArrayOfString;
/**
* Tests {@link StringUtil}.
*
*/
public class StringUtilTests extends GWTTestCase {
@Override
public String getModuleName() {
return "elemental.Elemental";
}
private static void assertSame(String[] expected, ArrayOfString result) {
assertEquals(expected.length, result.length());
for (int i = 0, n = expected.length; i < n; ++i) {
assertEquals(expected[i], result.get(i));
}
}
/**
* Tests {@link StringUtil#split(String, String)} and
* {@link StringUtil#split(String, String, int)}.
*/
public void testSplit() {
assertSame(
new String[] {"abc", "", "", "de", "f", "", ""}, StringUtil.split("abcxxxdexfxx", "x"));
assertSame(new String[] {"a", "b", "c", "x", "x", "d", "e", "x", "f", "x"},
StringUtil.split("abcxxdexfx", ""));
final String booAndFoo = "boo:and:foo";
assertSame(new String[] {"boo", "and"}, StringUtil.split(booAndFoo, ":", 2));
assertSame(new String[] {"boo", "and", "foo"}, StringUtil.split(booAndFoo, ":", 5));
assertSame(new String[] {"boo", "and", "foo"}, StringUtil.split(booAndFoo, ":", -2));
assertSame(new String[] {"", ""}, StringUtil.split("/", "/"));
assertSame(new String[] {""}, StringUtil.split("", ","));
}
}