testrunner.py: split spawn_subprocesses in 2 functions

greentest/testrunner.py

@@ -45,6 +45,7 @@ import sys
 import os
 import glob
 import re
+import traceback
 from unittest import _TextTestResult, defaultTestLoader, TextTestRunner
 import platform
 
@@ -273,13 +274,8 @@ def run_subprocess(arg, options):
     return retcode[0], output
 
 
-def spawn_subprocesses(options, args):
-    if not args:
-        args = glob.glob('test_*.py')
-        args.remove('test_support.py')
-    fail = False
-    uname = platform.uname()[0]
-    for arg in args:
+def spawn_subprocess(arg, options):
+    success = False
     if options.db:
         module_name = arg
         if module_name.endswith('.py'):
@@ -292,7 +288,7 @@ def spawn_subprocesses(options, args):
                   'changeset': get_changeset(),
                   'libevent_version': get_libevent_version(),
                   'libevent_method': get_libevent_method(),
-                      'uname': uname,
+                  'uname': options.uname,
                   'retcode': 'TIMEOUT'}
         row_id = store_record(options.db, 'test', params)
         params['id'] = row_id
@@ -302,27 +298,43 @@ def spawn_subprocesses(options, args):
     if retcode:
         sys.stdout.write(output)
         print '%s failed with code %s' % (arg, retcode)
-            fail = True
     elif retcode == 0:
         if options.verbosity == 1: # // if verbosity is 2 then output is always printed by run_subprocess
             sys.stdout.write(output)
         print '%s passed' % arg
+        success = True
     else:
         print '%s timed out' % arg
-            fail = True
     if options.db:
         params['output'] = output
         params['retcode'] = retcode
         store_record(options.db, 'test', params)
+    return success
+
+
+def spawn_subprocesses(options, args):
+    success = True
+    if not args:
+        args = glob.glob('test_*.py')
+        args.remove('test_support.py')
+    options.uname = platform.uname()[0]
+    for arg in args:
+        try:
+            success = spawn_subprocess(arg, options) and success
+        except Exception:
+            try:
+                traceback.print_exc()
+            except Exception:
+                pass
     if options.db:
         try:
             print '-' * 80
             if print_stats(options):
-                fail = True
+                success = False
         except sqlite3.OperationalError, ex:
             print ex
         print 'To view stats again for this run, use %s --stats --runid %s --db %s' % (sys.argv[0], options.runid, options.db)
-    if fail:
+    if not success:
         sys.exit(1)