[PATCH STABLE] runtests: skip json for blacklisted tests

[Durham Goode]

# HG changeset patch
# User Durham Goode <durham at fb.com>
# Date 1453400477 28800
#      Thu Jan 21 10:21:17 2016 -0800
# Branch stable
# Node ID 488c9fe7971e7df1304c13504407efc4621f642d
# Parent  f96bd7d331c205068691de5ee201d2f9cc405e44
runtests: skip json for blacklisted tests

run-tests.py currently throws a KeyError if a blacklist and json output are
specified, since it tries to lookup a non-existent test name in the times table.
This patch fixes it.

diff --git a/tests/run-tests.py b/tests/run-tests.py
--- a/tests/run-tests.py
+++ b/tests/run-tests.py
@@ -1727,6 +1727,9 @@ class TextTestRunner(unittest.TextTestRu
                               ('skip', result.skipped)]
                     for res, testcases in groups:
                         for tc, __ in testcases:
+                            # Skip tests that were blacklisted
+                            if not tc.name in timesd:
+                                continue
                             tres = {'result': res,
                                     'time': ('%0.3f' % timesd[tc.name][2]),
                                     'cuser': ('%0.3f' % timesd[tc.name][0]),