@BeforeClass
public static void beforeClass() throws Exception, BrutException {
sTmpDir = new ExtFile(OS.createTempDirectory());
sTestOrigDir = new ExtFile(sTmpDir, "testapp-orig");
sTestNewDir = new ExtFile(sTmpDir, "testapp-new");
LOGGER.info("Unpacking testapp...");
TestUtils.copyResourceDir(BuildAndDecodeTest.class, "brut/apktool/testapp/", sTestOrigDir);
}