Add initial postprocess unit test thingy.

recipe_engine/third_party/expect_tests/type_definitions.py

Index: recipe_engine/third_party/expect_tests/type_definitions.py
diff --git a/recipe_engine/third_party/expect_tests/type_definitions.py b/recipe_engine/third_party/expect_tests/type_definitions.py
index 308c7aae3913ebfc3a5c1f26758c5c3a0b3a2779..648d2a0105c05ef8c1bb219286687df6834cf78e 100644
--- a/recipe_engine/third_party/expect_tests/type_definitions.py
+++ b/recipe_engine/third_party/expect_tests/type_definitions.py
@@ -16,11 +16,28 @@ from collections import namedtuple
 
 UnknownError = namedtuple('UnknownError', 'message')
 NoMatchingTestsError = namedtuple('NoMatchingTestsError', '')
-Result = namedtuple('Result', 'data')
+Result = namedtuple('Result', 'data checks')

[dnj, 2016/10/04 16:42:35]

nit: same about namedtuple spaces etc.

[iannucci, 2016/10/06 22:47:11]

Acknowledged.

+Result.__new__.__defaults__ = ((),)  # checks defaults to empty sequence
+
 GenStageError = namedtuple('GenStageError', 'error')
 MultiResult = namedtuple('MultiResult', 'results')
 DirSeen = namedtuple('DirSeen', 'dir')
 
+class Check(namedtuple(
+    'Check', 'name code context filename lineno passed')):

[dnj, 2016/10/04 16:42:35]

nit: (and here WRT namedtuple spaces)

[iannucci, 2016/10/06 22:47:11]

Acknowledged.

+  def format(self, indent):

[martiniss, 2016/10/03 19:14:19]

Maybe put an example of what this will look like when printed? A bit hard to
parse the format statement in my head

[iannucci, 2016/10/06 22:47:11]

added

+    ret = (' '*indent)+'%(filename)s:%(lineno)d%(name)s%(code)s' % {
+      'filename': self.filename,
+      'lineno': self.lineno,
+      'name': ' - %r' % self.name if self.name else '',
+      'code': ' - `%s`' % self.code.strip() if self.code else '',
+    }
+    if self.context:
+      ret += ':\n' + '\n'.join(
+        [(' '*indent)+'  %s: %r' % i for i in self.context.iteritems()])
+    return ret
+
+
 class ResultStageAbort(Exception):
   pass