Ehsan Akhgari f66d3d426e Bug 1125383 - Unbreak running single mochitests using the runtests.py script directly; r=ted
Without this, the following exception is thrown:

TEST-UNEXPECTED-FAIL | unknown test url | uncaught exception - TypeError: SimpleTest.harnessParameters is undefined at http://mochi.test:8888/tests/SimpleTest/SimpleTest.js:624
2015-01-28 12:08:21 -05:00
..

See https://developer.mozilla.org/en/docs/Mochitest for detailed information on running and writing mochitests.