1 files changed, 33 insertions, 0 deletions
diff --git a/tests/test_examples.py b/tests/test_examples.py
new file mode 100644
index 0000000..24cf16e
--- /dev/null
+++ b/tests/test_examples.py
@@ -0,0 +1,33 @@
+import os
+import sys
+import time
+import unittest
+
+sys.path.insert(0, '.')
+from tests.test_util import run_exe
+
+EMIT_ELAPSED_TIME = False
+
+# Runs all pycparser examples with no command-line arguments and makes sure they
+# run successfully (return code = 0), without actually verifying their output.
+class TestExamplesSucceed(unittest.TestCase):
+    def test_all_examples(self):
+        root = './examples'
+        for filename in os.listdir(root):
+            if os.path.splitext(filename)[1] == '.py':
+                # TODO: It would be nice to use subTest here, but that's not
+                # available in Python 2.7
+                # Use it when we finally drop Python 2...
+                path = os.path.join(root, filename)
+                t1 = time.time()
+                rc, stdout = run_exe(path)
+                elapsed = time.time() - t1
+                if EMIT_ELAPSED_TIME:
+                    print('{}... elapsed: {}'.format(filename, elapsed))
+                self.assertEqual(
+                    rc, 0, 'example "{}" failed with stdout =\n{}'.format(filename, stdout))
+
+
+if __name__ == '__main__':
+    EMIT_ELAPSED_TIME = True
+    unittest.main()