[pygobject] tests: Add test for GLib.spawn_async_with_pipes()

[Simon Feltman <sfeltman src gnome org>]

commit 6008748bd7ecc6e5c933e6902c77d8485b905a6f
Author: Simon Feltman <sfeltman src gnome org>
Date:   Fri Aug 22 02:16:10 2014 -0700

    tests: Add test for GLib.spawn_async_with_pipes()
    
    https://bugzilla.gnome.org/show_bug.cgi?id=735213

 tests/test_signal.py     |    2 +-
 tests/test_subprocess.py |   17 +++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletions(-)
---
diff --git a/tests/test_signal.py b/tests/test_signal.py
index b4c9082..21d17c5 100644
--- a/tests/test_signal.py
+++ b/tests/test_signal.py
@@ -765,7 +765,7 @@ class TestSignalDecorator(unittest.TestCase):
         obj.emit('unnamed')
         self.assertEqual(self.unnamedCalled, True)
 
-    def NOtest_overridden_signal(self):
+    def test_overridden_signal(self):
         # Test that the pushed signal is called in with super and the override
         # which should both increment the "value" to 3
         obj = self.DecoratedOverride()
diff --git a/tests/test_subprocess.py b/tests/test_subprocess.py
index 6da8ad2..720c950 100644
--- a/tests/test_subprocess.py
+++ b/tests/test_subprocess.py
@@ -120,6 +120,23 @@ class TestProcess(unittest.TestCase):
         self.assertEqual(out, b'hello world!\n')
         self.assertEqual(err, b'')
 
+    def test_spawn_async_with_pipes(self):
+        res, pid, stdin, stdout, stderr = GLib.spawn_async_with_pipes(
+            working_directory=None,
+            argv=['cat'],
+            envp=None,
+            flags=GLib.SpawnFlags.SEARCH_PATH)
+
+        os.write(stdin, b'hello world!\n')
+        os.close(stdin)
+        out = os.read(stdout, 50)
+        os.close(stdout)
+        err = os.read(stderr, 50)
+        os.close(stderr)
+        GLib.spawn_close_pid(pid)
+        self.assertEqual(out, b'hello world!\n')
+        self.assertEqual(err, b'')
+
     def test_spawn_async_envp(self):
         pid, stdin, stdout, stderr = GLib.spawn_async(
             ['sh', '-c', 'echo $TEST_VAR'], ['TEST_VAR=moo!'],