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// Copyright 2015 Google Inc. All rights reserved.
//
// 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.google.devtools.build.zip;
import static com.google.common.truth.Truth.assertThat;
import static java.nio.charset.StandardCharsets.UTF_8;
import com.google.common.testing.NullPointerTester;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import java.util.zip.ZipException;
@RunWith(JUnit4.class)
public class ZipFileDataTest {
@Rule public ExpectedException thrown = ExpectedException.none();
private ZipFileData data;
@Before public void setup() {
data = new ZipFileData(UTF_8);
}
@Test public void testNulls() {
NullPointerTester tester = new NullPointerTester();
tester.testAllPublicConstructors(ZipFileData.class);
tester.testAllPublicInstanceMethods(data);
}
@Test public void testCharset() {
assertThat(new ZipFileData(UTF_8).getCharset()).isEqualTo(UTF_8);
}
@Test public void testComment() throws ZipException {
data.setComment("foo");
assertThat(data.getComment()).isEqualTo("foo");
}
@Test public void testSetComment_TooLong() throws ZipException {
String comment = new String(new byte[0x100ff], UTF_8);
thrown.expect(ZipException.class);
thrown.expectMessage("File comment too long. Is 65791; max 65535.");
data.setComment(comment);
}
@Test public void testSetComment_FromBytes() throws ZipException {
String comment = "foo";
byte[] bytes = comment.getBytes(UTF_8);
data.setComment(bytes);
assertThat(data.getComment()).isEqualTo(comment);
}
@Test public void testSetComment_FromBytes_TooLong() throws ZipException {
byte[] comment = new byte[0x100ff];
thrown.expect(ZipException.class);
thrown.expectMessage("File comment too long. Is 65791; max 65535.");
data.setComment(comment);
}
@Test public void testZip64Setting() {
assertThat(data.isZip64()).isFalse();
data.setCentralDirectorySize(0xffffffffL);
assertThat(data.isZip64()).isFalse();
data.setCentralDirectorySize(0x100000000L);
assertThat(data.isZip64()).isTrue();
data.setZip64(false);
assertThat(data.isZip64()).isFalse();
data.setCentralDirectoryOffset(0xffffffffL);
assertThat(data.isZip64()).isFalse();
data.setCentralDirectoryOffset(0x100000000L);
assertThat(data.isZip64()).isTrue();
data.setZip64(false);
assertThat(data.isZip64()).isFalse();
data.setExpectedEntries(0xffff);
assertThat(data.isZip64()).isFalse();
data.setExpectedEntries(0x10000L);
assertThat(data.isZip64()).isTrue();
data.setZip64(false);
assertThat(data.isZip64()).isFalse();
data.setZip64EndOfCentralDirectoryOffset(0);
assertThat(data.isZip64()).isTrue();
data.setZip64(false);
assertThat(data.isZip64()).isFalse();
ZipFileEntry template = new ZipFileEntry("template");
for (int i = 0; i < 0xffff; i++) {
ZipFileEntry entry = new ZipFileEntry(template);
entry.setName("entry" + i);
data.addEntry(entry);
}
assertThat(data.isZip64()).isFalse();
data.addEntry(template);
assertThat(data.isZip64()).isTrue();
}
@Test public void testSetZip64SetsMaybeZip64() {
assertThat(data.isMaybeZip64()).isFalse();
data.setZip64(true);
assertThat(data.isMaybeZip64()).isTrue();
}
}
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