support/testing: allow to use a multiplier for timeouts

Add a parameter to run-tests to act as a multiplier for all timeouts of
emulator.
It can be used to avoid sporadic failures on slow host machines as well
in elastic runners on the cloud.

Cc: Arnout Vandecappelle <arnout@mind.be>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Ricardo Martincoski <ricardo.martincoski@gmail.com>
[Arnout: rename multiplier to timeout_multiplier everywhere]
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

1 files changed, 9 insertions, 0 deletions

diff --git a/support/testing/run-tests b/support/testing/run-tests
index 0cb673c61f..95c1565f72 100755
--- a/support/testing/run-tests
+++ b/support/testing/run-tests
@@ -28,6 +28,8 @@ def main():
                         help='number of testcases to run simultaneously')
     parser.add_argument('-j', '--jlevel', type=int,
                         help='BR2_JLEVEL to use for each testcase')
+    parser.add_argument('--timeout-multiplier', type=int, default=1,
+                        help='increase timeouts (useful for slow machines)')
 
     args = parser.parse_args()
 
@@ -97,6 +99,13 @@ def main():
         # the user can override the auto calculated value
         BRTest.jlevel = args.jlevel
 
+    if args.timeout_multiplier < 1:
+        print "Invalid multiplier for timeout values"
+        print ""
+        parser.print_help()
+        return 1
+    BRTest.timeout_multiplier = args.timeout_multiplier
+
     nose2_args = ["-v",
                   "-N", str(args.testcases),
                   "-s", "support/testing",