def METHOD_NAME(self):
    with testing_utils.tempdir() as tmpdir:
        import zipfile
        zname = os.path.join(tmpdir, "test.zip")
        with zipfile.ZipFile(zname, "w") as zf:
            with zf.open("test1.txt", "w") as f:
                f.write(b"Test1\n")
            with zf.open("test2.txt", "w") as f:
                f.write(b"Test2\n")
        build_data._unzip(tmpdir, "test.zip")
        assert os.path.exists(os.path.join(tmpdir, "test1.txt"))
        assert os.path.exists(os.path.join(tmpdir, "test2.txt"))
        with open(os.path.join(tmpdir, "test1.txt")) as f:
            assert f.read() == "Test1\n"
        with open(os.path.join(tmpdir, "test2.txt")) as f:
            assert f.read() == "Test2\n"
        assert not os.path.exists(zname)