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/*
* Copyright (C) 2016 The Android Open Source Project
*
* 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 com.android.apkzlib.zip;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
public class EncodeUtilsTest {
@Test
public void canEncodeAsciiWithAsciiString() {
assertTrue(EncodeUtils.canAsciiEncode("foo"));
}
@Test
public void cannotEncodeAscuuWithUtf8String() {
String greekInGreek ="\u3b53\ubb3b\ub3b7\u3bd3\ub93b\ua3ac";
assertFalse(EncodeUtils.canAsciiEncode(greekInGreek));
}
@Test
public void asciiEncodeAndDecode() {
String text = "foo";
GPFlags flags = GPFlags.make(false);
byte[] encoded = EncodeUtils.encode(text, flags);
assertArrayEquals(new byte[] { 0x66, 0x6f, 0x6f }, encoded);
assertEquals(text, EncodeUtils.decode(encoded, flags));
}
@Test
public void utf8EncodeAndDecode() {
String kazakhCapital = "\u0410\u0441\u0442\u0430\u043d\u0430";
GPFlags flags = GPFlags.make(true);
byte[] encoded = EncodeUtils.encode(kazakhCapital, flags);
assertArrayEquals(new byte[] { (byte) 0xd0, (byte) 0x90, (byte) 0xd1, (byte) 0x81,
(byte) 0xd1, (byte) 0x82, (byte) 0xd0, (byte) 0xb0, (byte) 0xd0, (byte) 0xbd,
(byte) 0xd0, (byte) 0xb0 }, encoded);
assertEquals(kazakhCapital, EncodeUtils.decode(encoded, flags));
}
@Test
public void asciiDecodeAsUtf8() {
byte[] greatWallChinese =
new byte[] {
(byte) 0xe9, (byte) 0x95, (byte) 0xB7, (byte) 0xe5, (byte) 0x9F, (byte) 0x8E
};
GPFlags flags = GPFlags.make(false);
String text = EncodeUtils.decode(greatWallChinese, flags);
assertEquals("\u9577\u57ce", text);
}
}
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