Don't match directly on gzip output of empty message, as it's not strictly specified.

Don't match directly on gzip output of empty message, as it's not strictly specified.

Fixes test failure on Windows.

BUG=
R=lrn@google.com

Committed: https://code.google.com/p/dart/source/detail?r=33211

[Lasse Reichstein Nielsen, 2014-03-03 12:24:22]

lgtm

https://codereview.chromium.org/183763021/diff/1/tests/standalone/io/zlib_tes...
File tests/standalone/io/zlib_test.dart (right):

https://codereview.chromium.org/183763021/diff/1/tests/standalone/io/zlib_tes...
tests/standalone/io/zlib_test.dart:51: Expect.isTrue(data.length > 0);
Move where it belongs.

[Anders Johnsen, 2014-03-03 12:24:59]

https://codereview.chromium.org/183763021/diff/1/tests/standalone/io/zlib_tes...
File tests/standalone/io/zlib_test.dart (right):

https://codereview.chromium.org/183763021/diff/1/tests/standalone/io/zlib_tes...
tests/standalone/io/zlib_test.dart:51: Expect.isTrue(data.length > 0);
On 2014/03/03 12:24:22, Lasse Reichstein Nielsen wrote:
> Move where it belongs.

Done.

[Anders Johnsen, 2014-03-03 12:24:59]

https://codereview.chromium.org/183763021/diff/1/tests/standalone/io/zlib_tes...
File tests/standalone/io/zlib_test.dart (right):

https://codereview.chromium.org/183763021/diff/1/tests/standalone/io/zlib_tes...
tests/standalone/io/zlib_test.dart:51: Expect.isTrue(data.length > 0);
On 2014/03/03 12:24:22, Lasse Reichstein Nielsen wrote:
> Move where it belongs.

Done.

[Anders Johnsen, 2014-03-03 12:26:01]

Committed patchset #1 manually as r33211 (presubmit successful).