/*
This file is part of Libresonic.
Libresonic is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Libresonic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Libresonic. If not, see <http://www.gnu.org/licenses/>.
Copyright 2016 (C) Libresonic Authors
Based upon Subsonic, Copyright 2009 (C) Sindre Mehus
*/
package org.libresonic.player.util;
import junit.framework.TestCase;
import java.util.Arrays;
import java.util.Locale;
/**
* Unit test of {@link StringUtil}.
*
* @author Sindre Mehus
*/
public class StringUtilTestCase extends TestCase {
public void testToHtml() throws Exception {
assertEquals(null, StringUtil.toHtml(null));
assertEquals("", StringUtil.toHtml(""));
assertEquals(" ", StringUtil.toHtml(" "));
assertEquals("q & a", StringUtil.toHtml("q & a"));
assertEquals("q & a <> b", StringUtil.toHtml("q & a <> b"));
}
public void testRemoveSuffix() {
assertEquals("Error in removeSuffix().", "foo", StringUtil.removeSuffix("foo.mp3"));
assertEquals("Error in removeSuffix().", "", StringUtil.removeSuffix(".mp3"));
assertEquals("Error in removeSuffix().", "foo.bar", StringUtil.removeSuffix("foo.bar.mp3"));
assertEquals("Error in removeSuffix().", "foo.", StringUtil.removeSuffix("foo..mp3"));
assertEquals("Error in removeSuffix().", "foo", StringUtil.removeSuffix("foo"));
assertEquals("Error in removeSuffix().", "", StringUtil.removeSuffix(""));
}
public void testGetMimeType() {
assertEquals("Error in getMimeType().", "audio/mpeg", StringUtil.getMimeType("mp3"));
assertEquals("Error in getMimeType().", "audio/mpeg", StringUtil.getMimeType(".mp3"));
assertEquals("Error in getMimeType().", "audio/mpeg", StringUtil.getMimeType(".MP3"));
assertEquals("Error in getMimeType().", "application/octet-stream", StringUtil.getMimeType("koko"));
assertEquals("Error in getMimeType().", "application/octet-stream", StringUtil.getMimeType(""));
assertEquals("Error in getMimeType().", "application/octet-stream", StringUtil.getMimeType(null));
}
public void testFormatBytes() throws Exception {
Locale locale = Locale.ENGLISH;
assertEquals("Error in formatBytes().", "918 B", StringUtil.formatBytes(918, locale));
assertEquals("Error in formatBytes().", "1023 B", StringUtil.formatBytes(1023, locale));
assertEquals("Error in formatBytes().", "1 KB", StringUtil.formatBytes(1024, locale));
assertEquals("Error in formatBytes().", "96 KB", StringUtil.formatBytes(98765, locale));
assertEquals("Error in formatBytes().", "1024 KB", StringUtil.formatBytes(1048575, locale));
assertEquals("Error in formatBytes().", "1.2 MB", StringUtil.formatBytes(1238476, locale));
assertEquals("Error in formatBytes().", "3.50 GB", StringUtil.formatBytes(3758096384L, locale));
assertEquals("Error in formatBytes().", "410.00 TB", StringUtil.formatBytes(450799767388160L, locale));
assertEquals("Error in formatBytes().", "4413.43 TB", StringUtil.formatBytes(4852617603375432L, locale));
locale = new Locale("no", "", "");
assertEquals("Error in formatBytes().", "918 B", StringUtil.formatBytes(918, locale));
assertEquals("Error in formatBytes().", "1023 B", StringUtil.formatBytes(1023, locale));
assertEquals("Error in formatBytes().", "1 KB", StringUtil.formatBytes(1024, locale));
assertEquals("Error in formatBytes().", "96 KB", StringUtil.formatBytes(98765, locale));
assertEquals("Error in formatBytes().", "1024 KB", StringUtil.formatBytes(1048575, locale));
assertEquals("Error in formatBytes().", "1,2 MB", StringUtil.formatBytes(1238476, locale));
assertEquals("Error in formatBytes().", "3,50 GB", StringUtil.formatBytes(3758096384L, locale));
assertEquals("Error in formatBytes().", "410,00 TB", StringUtil.formatBytes(450799767388160L, locale));
assertEquals("Error in formatBytes().", "4413,43 TB", StringUtil.formatBytes(4852617603375432L, locale));
}
public void testFormatDuration() {
assertEquals("Error in formatDuration().", "0:00", StringUtil.formatDuration(0));
assertEquals("Error in formatDuration().", "0:05", StringUtil.formatDuration(5));
assertEquals("Error in formatDuration().", "0:10", StringUtil.formatDuration(10));
assertEquals("Error in formatDuration().", "0:59", StringUtil.formatDuration(59));
assertEquals("Error in formatDuration().", "1:00", StringUtil.formatDuration(60));
assertEquals("Error in formatDuration().", "1:01", StringUtil.formatDuration(61));
assertEquals("Error in formatDuration().", "1:10", StringUtil.formatDuration(70));
assertEquals("Error in formatDuration().", "10:00", StringUtil.formatDuration(600));
assertEquals("Error in formatDuration().", "45:50", StringUtil.formatDuration(2750));
assertEquals("Error in formatDuration().", "83:45", StringUtil.formatDuration(5025));
}
public void testSplit() {
doTestSplit("u2 rem \"greatest hits\"", "u2", "rem", "greatest hits");
doTestSplit("u2", "u2");
doTestSplit("u2 rem", "u2", "rem");
doTestSplit(" u2 \t rem ", "u2", "rem");
doTestSplit("u2 \"rem\"", "u2", "rem");
doTestSplit("u2 \"rem", "u2", "\"rem");
doTestSplit("\"", "\"");
assertEquals(0, StringUtil.split("").length);
assertEquals(0, StringUtil.split(" ").length);
assertEquals(0, StringUtil.split(null).length);
}
private void doTestSplit(String input, String... expected) {
String[] actual = StringUtil.split(input);
assertEquals("Wrong number of elements.", expected.length, actual.length);
for (int i = 0; i < expected.length; i++) {
assertEquals("Wrong criteria.", expected[i], actual[i]);
}
}
public void testParseInts() {
doTestParseInts("123", 123);
doTestParseInts("1 2 3", 1, 2, 3);
doTestParseInts("10 20 \t\n 30", 10, 20, 30);
assertTrue("Error in parseInts().", StringUtil.parseInts(null).length == 0);
assertTrue("Error in parseInts().", StringUtil.parseInts("").length == 0);
assertTrue("Error in parseInts().", StringUtil.parseInts(" ").length == 0);
assertTrue("Error in parseInts().", StringUtil.parseInts(" ").length == 0);
}
private void doTestParseInts(String s, int... expected) {
assertEquals("Error in parseInts().", Arrays.toString(expected), Arrays.toString(StringUtil.parseInts(s)));
}
public void testParseLocale() {
assertEquals("Error in parseLocale().", null, null);
assertEquals("Error in parseLocale().", new Locale("en"), StringUtil.parseLocale("en"));
assertEquals("Error in parseLocale().", new Locale("en"), StringUtil.parseLocale("en_"));
assertEquals("Error in parseLocale().", new Locale("en"), StringUtil.parseLocale("en__"));
assertEquals("Error in parseLocale().", new Locale("en", "US"), StringUtil.parseLocale("en_US"));
assertEquals("Error in parseLocale().", new Locale("en", "US", "WIN"), StringUtil.parseLocale("en_US_WIN"));
assertEquals("Error in parseLocale().", new Locale("en", "", "WIN"), StringUtil.parseLocale("en__WIN"));
}
public void testUtf8Hex() throws Exception {
doTestUtf8Hex(null);
doTestUtf8Hex("");
doTestUtf8Hex("a");
doTestUtf8Hex("abcdefg");
doTestUtf8Hex("abc������");
doTestUtf8Hex("NRK P3 � FK Fotball");
}
private void doTestUtf8Hex(String s) throws Exception {
assertEquals("Error in utf8hex.", s, StringUtil.utf8HexDecode(StringUtil.utf8HexEncode(s)));
}
public void testMd5Hex() {
assertNull("Error in md5Hex().", StringUtil.md5Hex(null));
assertEquals("Error in md5Hex().", "d41d8cd98f00b204e9800998ecf8427e", StringUtil.md5Hex(""));
assertEquals("Error in md5Hex().", "308ed0af23d48f6d2fd4717e77a23e0c", StringUtil.md5Hex("sindre@activeobjects.no"));
}
public void testGetUrlFile() {
assertEquals("Error in getUrlFile().", "foo.mp3", StringUtil.getUrlFile("http://www.asdf.com/foo.mp3"));
assertEquals("Error in getUrlFile().", "foo.mp3", StringUtil.getUrlFile("http://www.asdf.com/bar/foo.mp3"));
assertEquals("Error in getUrlFile().", "foo", StringUtil.getUrlFile("http://www.asdf.com/bar/foo"));
assertEquals("Error in getUrlFile().", "foo.mp3", StringUtil.getUrlFile("http://www.asdf.com/bar/foo.mp3?a=1&b=2"));
assertNull("Error in getUrlFile().", StringUtil.getUrlFile("not a url"));
assertNull("Error in getUrlFile().", StringUtil.getUrlFile("http://www.asdf.com"));
assertNull("Error in getUrlFile().", StringUtil.getUrlFile("http://www.asdf.com/"));
assertNull("Error in getUrlFile().", StringUtil.getUrlFile("http://www.asdf.com/foo/"));
}
public void testFileSystemSafe() {
assertEquals("Error in fileSystemSafe().", "foo", StringUtil.fileSystemSafe("foo"));
assertEquals("Error in fileSystemSafe().", "foo.mp3", StringUtil.fileSystemSafe("foo.mp3"));
assertEquals("Error in fileSystemSafe().", "foo-bar", StringUtil.fileSystemSafe("foo/bar"));
assertEquals("Error in fileSystemSafe().", "foo-bar", StringUtil.fileSystemSafe("foo\\bar"));
assertEquals("Error in fileSystemSafe().", "foo-bar", StringUtil.fileSystemSafe("foo:bar"));
}
public void testRemoveMarkup() {
assertEquals("Error in removeMarkup()", "foo", StringUtil.removeMarkup("<b>foo</b>"));
assertEquals("Error in removeMarkup()", "foobar", StringUtil.removeMarkup("<b>foo</b>bar"));
assertEquals("Error in removeMarkup()", "foo", StringUtil.removeMarkup("foo"));
assertEquals("Error in removeMarkup()", "foo", StringUtil.removeMarkup("<b>foo"));
assertEquals("Error in removeMarkup()", null, StringUtil.removeMarkup(null));
}
}