Support passing in a test suite directory through a flag to the testing scripts

Support passing in a test suite directory through a flag to the testing scripts

This will allow us to setup testing that mirrors what we currently have even with the packages moved to github.

R=whesse@google.com

Committed: https://code.google.com/p/dart/source/detail?r=39735

[ricow1, 2014-09-01 13:00:48]

ricow@google.com changed reviewers:
+ whesse@google.com

[ricow1, 2014-09-01 13:00:49]

https://codereview.chromium.org/527053002/diff/1/tools/test.dart
File tools/test.dart (right):

https://codereview.chromium.org/527053002/diff/1/tools/test.dart#newcode190
tools/test.dart:190: for (String key in selectors.keys) {
this and below is just verbatim indented copy of the existing code, I don't know
why rietveld can't see that

https://codereview.chromium.org/527053002/diff/1/tools/testing/dart/test_suit...
File tools/testing/dart/test_suite.dart (right):

https://codereview.chromium.org/527053002/diff/1/tools/testing/dart/test_suit...
tools/testing/dart/test_suite.dart:646: '$directory/.status',
added this by request, since the file should live in the top level of the github
repo

https://codereview.chromium.org/527053002/diff/1/tools/testing/dart/test_suit...
tools/testing/dart/test_suite.dart:736: var file = new
File(dartDir.append(statusFilePath).toNativePath());
this basically says:
allow any of the files specified above or non. If none it just means we expect
all tests to pass

[Bill Hesse, 2014-09-01 13:09:09]

lgtm

[ricow1, 2014-09-02 05:20:39]

Committed patchset #1 (id:1) manually as r39735 (presubmit successful).