@Test
public void testMetaList() throws IOException {
File outJar = tempDir.newFile("test.jar");
ZipOutputStream zipOut =
new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(outJar)));
Map<String, String> fileToClassName =
ImmutableMap.of(
"com/facebook/foo.class", "com.facebook.foo",
"bar.class", "bar");
try {
for (String entry : fileToClassName.keySet()) {
zipOut.putNextEntry(new ZipEntry(entry));
zipOut.write(new byte[] {0});
}
} finally {
zipOut.close();
}
StringWriter stringWriter = new StringWriter();
BufferedWriter writer = new BufferedWriter(stringWriter);
try {
SplitZipStep.writeMetaList(writer, ImmutableList.of(outJar), DexStore.JAR);
} finally {
writer.close();
}
List<String> lines = CharStreams.readLines(new StringReader(stringWriter.toString()));
assertEquals(1, lines.size());
String line = Iterables.getFirst(lines, null);
String[] data = line.split(" ");
assertEquals(3, data.length);
// Note that we cannot test data[1] (the hash) because zip files change their hash each
// time they are written due to timestamps written into the file.
assertEquals("test.dex.jar", data[0]);
assertTrue(
String.format("Unexpected class: %s", data[2]), fileToClassName.values().contains(data[2]));
}
