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-rwxr-xr-xutils/lit/lit/main.py18
1 files changed, 18 insertions, 0 deletions
diff --git a/utils/lit/lit/main.py b/utils/lit/lit/main.py
index e1a380c..ea2736c 100755
--- a/utils/lit/lit/main.py
+++ b/utils/lit/lit/main.py
@@ -429,6 +429,10 @@ def main(builtinParameters = {}): # Bump the GIL check interval, its more imp
group.add_option("", "--shuffle", dest="shuffle",
help="Run tests in random order",
action="store_true", default=False)
+ group.add_option("", "--filter", dest="filter", metavar="EXPRESSION",
+ help=("Only run tests with paths matching the given "
+ "regular expression"),
+ action="store", default=None)
parser.add_option_group(group)
group = OptionGroup(parser, "Debug and Experimental Options")
@@ -540,10 +544,24 @@ def main(builtinParameters = {}): # Bump the GIL check interval, its more imp
# Select and order the tests.
numTotalTests = len(tests)
+
+ # First, select based on the filter expression if given.
+ if opts.filter:
+ try:
+ rex = re.compile(opts.filter)
+ except:
+ parser.error("invalid regular expression for --filter: %r" % (
+ opts.filter))
+ tests = [t for t in tests
+ if rex.search(t.getFullName())]
+
+ # Then select the order.
if opts.shuffle:
random.shuffle(tests)
else:
tests.sort(key = lambda t: t.getFullName())
+
+ # Finally limit the number of tests, if desired.
if opts.maxTests is not None:
tests = tests[:opts.maxTests]