framework: use an OrderedDict for subtest storage

This makes the order of the subtests deterministic. Since piglit test
binaries are expected to enumerate subtests in the same order that
they'll run them this will allow us to know which subtest crashed when
there is a crash.

Signed-off-by: Fabian Bieler <fabianbieler@fastmail.fm>
Reviewed-by: Dylan Baker <dylan@pnwbakers.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/framework/results.py b/framework/results.py
index 99dd3735b..2a3e0ba78 100644
--- a/framework/results.py
+++ b/framework/results.py
@@ -41,7 +41,7 @@ __all__ = [
 class Subtests(collections.MutableMapping):
     """A dict-like object that stores Statuses as values."""
     def __init__(self, dict_=None):
-        self.__container = {}
+        self.__container = collections.OrderedDict()
 
         if dict_ is not None:
             self.update(dict_)