Merge change 434 into donut

* changes:
  Added a method in run_command.py to run a host test. The run can also happen under valgrind.

testrunner/run_command.py

@@ -19,12 +19,12 @@
 import os
 import signal
 import subprocess
-import time
 import threading
+import time
 
 # local imports
-import logger
 import errors
+import logger
 
 _abort_on_error = False
 
@@ -115,3 +115,24 @@ def RunOnce(cmd, timeout_time=None, return_output=True):
     raise errors.AbortError
 
   return "".join(so)
+
+
+def RunHostCommand(binary, valgrind=False):
+  """Run a command on the host (opt using valgrind).
+
+  Runs the host binary. Does not capture any output but it
+  returns the exit code. The command can be run under valgrind.
+
+  Args:
+    binary: basename of the file to be run. It is expected to be under
+            out/host/linux-x86/bin.
+    valgrind: If True the command will be run under valgrind.
+
+  Returns:
+    The command exit code (int)
+  """
+  full_path = os.path.join("out", "host", "linux-x86", "bin", binary)
+  if not valgrind:
+    return subprocess.call(full_path)
+  else:
+    return subprocess.call(["/usr/bin/valgrind", "-q", full_path])

testrunner/runtest.py

@@ -290,12 +290,27 @@ class TestRunner(object):
     # find all test files, convert unicode names to ascii, take the basename
     # and drop the .cc/.cpp  extension.
     file_pattern = os.path.join(test_suite.GetBuildPath(), "test_*")
+    logger.SilentLog("Scanning %s" % test_suite.GetBuildPath())
     file_list = []
     for f in map(str, glob.glob(file_pattern)):
       f = os.path.basename(f)
       f = re.split(".[cp]+$", f)[0]
+      logger.SilentLog("Found %s" % f)
       file_list.append(f)
 
+    # Run on the host
+    logger.Log("\nRunning on host")
+    for f in file_list:
+      if run_command.RunHostCommand(f) != 0:
+        logger.Log("%s... failed" % f)
+      else:
+        if run_command.RunHostCommand(f, valgrind=True) == 0:
+          logger.Log("%s... ok\t\t[valgrind: ok]" % f)
+        else:
+          logger.Log("%s... ok\t\t[valgrind: failed]" % f)
+
+    # Run on the device
+    logger.Log("\nRunning on target")
     for f in file_list:
       full_path = "/system/bin/%s" % f