1 files changed, 62 insertions, 0 deletions
diff --git a/testing/mozbase/mozprocess/tests/proctest.py b/testing/mozbase/mozprocess/tests/proctest.py
new file mode 100644
index 0000000000..d1e7138a1d
--- /dev/null
+++ b/testing/mozbase/mozprocess/tests/proctest.py
@@ -0,0 +1,62 @@
+import os
+import sys
+import unittest
+
+from mozprocess import ProcessHandler
+
+here = os.path.dirname(os.path.abspath(__file__))
+
+
+class ProcTest(unittest.TestCase):
+    @classmethod
+    def setUpClass(cls):
+        cls.proclaunch = os.path.join(here, "proclaunch.py")
+        cls.python = sys.executable
+
+    def determine_status(self, proc, isalive=False, expectedfail=()):
+        """
+        Use to determine if the situation has failed.
+        Parameters:
+            proc -- the processhandler instance
+            isalive -- Use True to indicate we pass if the process exists; however, by default
+                       the test will pass if the process does not exist (isalive == False)
+            expectedfail -- Defaults to [], used to indicate a list of fields
+                            that are expected to fail
+        """
+        returncode = proc.proc.returncode
+        didtimeout = proc.didTimeout
+        detected = ProcessHandler.pid_exists(proc.pid)
+        output = ""
+        # ProcessHandler has output when store_output is set to True in the constructor
+        # (this is the default)
+        if getattr(proc, "output"):
+            output = proc.output
+
+        if "returncode" in expectedfail:
+            self.assertTrue(
+                returncode, "Detected an unexpected return code of: %s" % returncode
+            )
+        elif isalive:
+            self.assertEqual(
+                returncode, None, "Detected not None return code of: %s" % returncode
+            )
+        else:
+            self.assertNotEqual(
+                returncode, None, "Detected unexpected None return code of"
+            )
+
+        if "didtimeout" in expectedfail:
+            self.assertTrue(didtimeout, "Detected that process didn't time out")
+        else:
+            self.assertTrue(not didtimeout, "Detected that process timed out")
+
+        if isalive:
+            self.assertTrue(
+                detected,
+                "Detected process is not running, " "process output: %s" % output,
+            )
+        else:
+            self.assertTrue(
+                not detected,
+                "Detected process is still running, " "process output: %s" % output,
+            )