Use the xunit nose plugin to generate JUnit XML test results from Spack's unit

tests.

lib/spack/spack/cmd/test.py

@@ -22,8 +22,10 @@
 # along with this program; if not, write to the Free Software Foundation,
 # Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 ##############################################################################
+import os
 from pprint import pprint
 
+from llnl.util.filesystem import join_path, mkdirp
 from llnl.util.tty.colify import colify
 from llnl.util.lang import list_modules
 
@@ -37,6 +39,9 @@ def setup_parser(subparser):
         'names', nargs='*', help="Names of tests to run.")
     subparser.add_argument(
         '-l', '--list', action='store_true', dest='list', help="Show available tests")
+    # TODO: make XML output optional
+    subparser.add_argument(
+        '-d', '--outputDir', dest='outputDir', help="Nose creates XML files in this directory")
     subparser.add_argument(
         '-v', '--verbose', action='store_true', dest='verbose',
         help="verbose output")
@@ -48,4 +53,10 @@ def test(parser, args):
         colify(spack.test.list_tests(), indent=2)
 
     else:
-        spack.test.run(args.names, args.verbose)
+        if not args.outputDir:
+            outputDir = join_path(os.getcwd(), "test-output")
+        else:
+            outputDir = args.outputDir
+        if not os.path.exists(outputDir):
+            mkdirp(outputDir)
+        spack.test.run(args.names, outputDir, args.verbose)

lib/spack/spack/test/__init__.py

@@ -27,6 +27,7 @@
 import nose
 
 from spack.test.tally_plugin import Tally
+from llnl.util.filesystem import join_path
 import llnl.util.tty as tty
 from llnl.util.tty.colify import colify
 
@@ -69,7 +70,7 @@ def list_tests():
     return test_names
 
 
-def run(names, verbose=False):
+def run(names, outputDir, verbose=False):
     """Run tests with the supplied names.  Names should be a list.  If
        it's empty, run ALL of Spack's tests."""
     verbosity = 1 if not verbose else 2
@@ -91,8 +92,13 @@ def run(names, verbose=False):
         
         tty.msg("Running test: %s" % test)
         
-        activateTally = "--with-%s" % spack.test.tally_plugin.Tally.name
+        xmlOutputFname = "unittests-{0}.xml".format(test)
-        result = nose.run(argv=["", activateTally, module], addplugins=[tally])
+        xmlOutputPath = join_path(outputDir, xmlOutputFname)
+        runOpts = ["--with-%s" % spack.test.tally_plugin.Tally.name, 
+            "--with-xunit", 
+            "--xunit-file={0}".format(xmlOutputPath)]
+        argv = [""] + runOpts + [module]
+        result = nose.run(argv=argv, addplugins=[tally])
 
     succeeded = not tally.failCount and not tally.errorCount
     tty.msg("Tests Complete.",