1 files changed, 53 insertions, 0 deletions
diff --git a/indra/llmessage/tests/testrunner.py b/indra/llmessage/tests/testrunner.py
new file mode 100644
index 0000000000..3b9c3a7a19
--- /dev/null
+++ b/indra/llmessage/tests/testrunner.py
@@ -0,0 +1,53 @@
+#!/usr/bin/python
+"""\
+@file   testrunner.py
+@author Nat Goodspeed
+@date   2009-03-20
+@brief  Utilities for writing wrapper scripts for ADD_COMM_BUILD_TEST unit tests
+
+$LicenseInfo:firstyear=2009&license=viewergpl$
+Copyright (c) 2009, Linden Research, Inc.
+$/LicenseInfo$
+"""
+
+import os
+import sys
+
+def debug(*args):
+    sys.stdout.writelines(args)
+    sys.stdout.flush()
+# comment out the line below to enable debug output
+debug = lambda *args: None
+
+def run(*args, **kwds):
+    """All positional arguments collectively form a command line, executed as
+    a synchronous child process.
+    In addition, pass server=new_thread_instance as an explicit keyword (to
+    differentiate it from an additional command-line argument).
+    new_thread_instance should be an instantiated but not yet started Thread
+    subclass instance, e.g.:
+    run("python", "-c", 'print "Hello, world!"', server=TestHTTPServer(name="httpd"))
+    """
+    # If there's no server= keyword arg, don't start a server thread: simply
+    # run a child process.
+    try:
+        thread = kwds.pop("server")
+    except KeyError:
+        pass
+    else:
+        # Start server thread. Note that this and all other comm server
+        # threads should be daemon threads: we'll let them run "forever,"
+        # confident that the whole process will terminate when the main thread
+        # terminates, which will be when the child process terminates.
+        thread.setDaemon(True)
+        thread.start()
+    # choice of os.spawnv():
+    # - [v vs. l] pass a list of args vs. individual arguments,
+    # - [no p] don't use the PATH because we specifically want to invoke the
+    #   executable passed as our first arg,
+    # - [no e] child should inherit this process's environment.
+    debug("Running %s...\n" % (" ".join(args)))
+    sys.stdout.flush()
+    rc = os.spawnv(os.P_WAIT, args[0], args)
+    debug("%s returned %s\n" % (args[0], rc))
+    return rc