Bug 1204120 - Allow passing talos arguments to |mach try|, r=chmanchester

This has the side effect that passing -t none doesn't result
in bare -t being passed (because "none" is interpreted as a
test path).

testing/mach_commands.py

@@ -481,6 +481,12 @@ class PushToTry(MachCommandBase):
             print("Error parsing -u argument:\n%s" % e.message)
             sys.exit(1)
 
+        try:
+            talos = self.normalise_list(kwargs["talos"]) if kwargs["talos"] else []
+        except ValueError as e:
+            print("Error parsing -t argument:\n%s" % e.message)
+            sys.exit(1)
+
         paths = []
         for p in kwargs["paths"]:
             p = os.path.normpath(os.path.abspath(p))
@@ -500,7 +506,7 @@ class PushToTry(MachCommandBase):
             print("Error parsing --tags argument:\n%s" % e.message)
             sys.exit(1)
 
-        return kwargs["builds"], platforms, tests, paths, tags, kwargs["extra_args"]
+        return kwargs["builds"], platforms, tests, talos, paths, tags, kwargs["extra_args"]
 
 
     @Command('try',
@@ -552,6 +558,7 @@ class PushToTry(MachCommandBase):
         from mozbuild.testing import TestResolver
         from mozbuild.controller.building import BuildDriver
         from autotry import AutoTry
+
         print("mach try is under development, please file bugs blocking 1149670.")
 
         resolver = self._spawn(TestResolver)
@@ -568,7 +575,7 @@ class PushToTry(MachCommandBase):
                 if value in (None, []) and key in defaults:
                     kwargs[key] = defaults[key]
 
-        builds, platforms, tests, paths, tags, extra_args = self.validate_args(**kwargs)
+        builds, platforms, tests, talos, paths, tags, extra_args = self.validate_args(**kwargs)
 
         if kwargs["push"] and at.find_uncommited_changes():
             print('ERROR please commit changes before continuing')
@@ -593,7 +600,7 @@ class PushToTry(MachCommandBase):
             paths_by_flavor = {}
 
         try:
-            msg = at.calc_try_syntax(platforms, tests, builds, paths_by_flavor, tags,
+            msg = at.calc_try_syntax(platforms, tests, talos, builds, paths_by_flavor, tags,
                                      extra_args, kwargs["intersection"])
         except ValueError as e:
             print(e.message)

testing/tools/autotry/autotry.py

@@ -18,26 +18,28 @@ import ConfigParser
 def arg_parser():
     parser = argparse.ArgumentParser()
     parser.add_argument('paths', nargs='*', help='Paths to search for tests to run on try.')
-    parser.add_argument('-p', dest='platforms', action="append",
-                        help='Platforms to run. (required if not found in the environment)')
-    parser.add_argument('-u', dest='tests', action="append",
-                        help='Test suites to run in their entirety')
     parser.add_argument('-b', dest='builds', default='do',
-                        help='Build types to run (d for debug, o for optimized)')
+                        help='Build types to run (d for debug, o for optimized).')
+    parser.add_argument('-p', dest='platforms', action="append",
+                        help='Platforms to run (required if not found in the environment).')
+    parser.add_argument('-u', dest='tests', action="append",
+                        help='Test suites to run in their entirety.')
+    parser.add_argument('-t', dest="talos", action="append",
+                        help='Talos suites to run.')
     parser.add_argument('--tag', dest='tags', action='append',
-                        help='Restrict tests to the given tag (may be specified multiple times)')
+                        help='Restrict tests to the given tag (may be specified multiple times).')
     parser.add_argument('--and', action='store_true', dest="intersection",
-                        help='When -u and paths are supplied run only the intersection of the tests specified by the two arguments')
+                        help='When -u and paths are supplied run only the intersection of the tests specified by the two arguments.')
     parser.add_argument('--no-push', dest='push', action='store_false',
                         help='Do not push to try as a result of running this command (if '
                         'specified this command will only print calculated try '
                         'syntax and selection info).')
     parser.add_argument('--save', dest="save", action='store',
-                        help="Save the command line arguments for future use with --preset")
+                        help="Save the command line arguments for future use with --preset.")
     parser.add_argument('--preset', dest="load", action='store',
-                        help="Load a saved set of arguments. Additional arguments will override saved ones")
+                        help="Load a saved set of arguments. Additional arguments will override saved ones.")
     parser.add_argument('extra_args', nargs=argparse.REMAINDER,
-                        help='Extra arguments to put in the try push')
+                        help='Extra arguments to put in the try push.')
     parser.add_argument('-v', "--verbose", dest='verbose', action='store_true', default=False,
                         help='Print detailed information about the resulting test selection '
                         'and commands performed.')
@@ -244,8 +246,8 @@ class AutoTry(object):
                 rv[item] = paths_by_flavor[item].copy()
         return rv
 
-    def calc_try_syntax(self, platforms, tests, builds, paths_by_flavor, tags, extra_args,
-                        intersection):
+    def calc_try_syntax(self, platforms, tests, talos, builds, paths_by_flavor, tags,
+                        extra_args, intersection):
         parts = ["try:", "-b", builds, "-p", ",".join(platforms)]
 
         suites = tests if not intersection else {}
@@ -263,7 +265,10 @@ class AutoTry(object):
 
         parts.append("-u")
         parts.append(",".join("%s%s" % (k, "[%s]" % ",".join(v) if v else "")
-                              for k,v in sorted(suites.items())))
+                              for k,v in sorted(suites.items())) if suites else "none")
+
+        parts.append("-t")
+        parts.append(",".join(talos) if talos else "none")
 
         if tags:
             parts.append(' '.join('--tag %s' % t for t in tags))