Add a test file restriction for easier per-test running.
Add a test file restriction for easier per-test running.

ncfxy/tsickle,drjanitor/tsickle,lucidsoftware/tsickle,alexeagle/tsickle,angular/tsickle,angular/tsickle,ncfxy/tsickle,ncfxy/tsickle,alexeagle/tsickle,lucidsoftware/tsickle,drjanitor/tsickle,alexeagle/tsickle,lucidsoftware/tsickle,drjanitor/tsickle,drjanitor/tsickle