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hdl.rec: respect modifications to signals in Record.like().

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Fixes #126.
This commit is contained in:
whitequark 2019-07-08 10:59:15 +00:00
parent bfbeca4584
commit 0ab0a74ec1
2 changed files with 35 additions and 5 deletions
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14
nmigen/test/test_hdl_rec.py
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@ -151,6 +151,20 @@ class RecordTestCase(FHDLTestCase):
r4 = Record.like(r1, name_suffix="foo")
self.assertEqual(r4.name, "r1foo")
def test_like_modifications(self):
r1 = Record([("a", 1), ("b", [("s", 1)])])
self.assertEqual(r1.a.name, "r1__a")
self.assertEqual(r1.b.name, "r1__b")
self.assertEqual(r1.b.s.name, "r1__b__s")
r1.a.reset = 1
r1.b.s.reset = 1
r2 = Record.like(r1)
self.assertEqual(r2.a.reset, 1)
self.assertEqual(r2.b.s.reset, 1)
self.assertEqual(r2.a.name, "r2__a")
self.assertEqual(r2.b.name, "r2__b")
self.assertEqual(r2.b.s.name, "r2__b__s")
def test_slice_tuple(self):
r1 = Record([("a", 1), ("b", 2), ("c", 3)])
r2 = r1["a", "c"]