add examples tests

diff --git a/migen/test/test_examples.py b/migen/test/test_examples.py
new file mode 100644 (file)
index 0000000..49413f4
--- /dev/null
+++ b/migen/test/test_examples.py
@@ -0,0 +1,65 @@
+import unittest
+import os.path
+import sys
+import subprocess
+
+
+def _make_test_method(name, foldername):
+    def test_method(self):
+        filename = name + ".py"
+        example_path = os.path.abspath(
+            os.path.join(os.path.dirname(__file__), "..", "..", "examples"))
+        filepath = os.path.join(example_path, foldername, filename)
+        subprocess.check_call(
+            [sys.executable, filepath],
+            stdout=subprocess.DEVNULL
+        )
+
+    return test_method
+
+
+class TestExamplesSim(unittest.TestCase):
+    pass
+
+for name in ("abstract_transactions_wb",
+              "basic1",
+              "basic2",
+              "dataflow",
+              # skip "fir" as it depends on SciPy
+              # "fir",
+              "memory"):
+    setattr(TestExamplesSim, "test_" + name,
+            _make_test_method(name, "sim"))
+
+
+class TestExamplesBasic(unittest.TestCase):
+    pass
+
+for name in ("arrays",
+              "complex",
+              "fsm",
+              "graycounter",
+              "hamming",
+              "local_cd",
+              "memory",
+              "namer",
+              "psync",
+              "record",
+              "reslice",
+              "simple_gpio",
+              "tristate",
+              "two_dividers"):
+    setattr(TestExamplesBasic, "test_" + name,
+            _make_test_method(name, "basic"))
+
+
+class TestDataflow(unittest.TestCase):
+    pass
+
+for name in ("dma",
+              "misc",
+              # skip "structuring" as it depends on networkx, SciPy
+              # "structuring",
+              ):
+    setattr(TestDataflow, "test_" + name,
+            _make_test_method(name, "dataflow"))