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pyback.sim: test Slice, Cat, Repl.

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whitequark 2018-12-15 10:09:14 +00:00
parent db4600d52b
commit b70340c0da
1 changed files with 13 additions and 0 deletions
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13
nmigen/test/test_sim.py
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@ -123,3 +123,16 @@ class SimulatorUnitTestCase(FHDLTestCase):
stmt = lambda a, b, c: Mux(c, a, b) stmt = lambda a, b, c: Mux(c, a, b)
self.assertOperator(stmt, [C(2, 4), C(3, 4), C(0)], C(3, 4)) self.assertOperator(stmt, [C(2, 4), C(3, 4), C(0)], C(3, 4))
self.assertOperator(stmt, [C(2, 4), C(3, 4), C(1)], C(2, 4)) self.assertOperator(stmt, [C(2, 4), C(3, 4), C(1)], C(2, 4))
def test_slice(self):
stmt1 = lambda a: a[2]
self.assertOperator(stmt1, [C(0b10110100, 8)], C(0b1, 1))
stmt2 = lambda a: a[2:4]
self.assertOperator(stmt2, [C(0b10110100, 8)], C(0b01, 2))
def test_cat(self):
self.assertOperator(Cat, [C(0b10, 2), C(0b01, 2)], C(0b0110, 4))
def test_repl(self):
stmt = lambda a: Repl(a, 3)
self.assertOperator(stmt, [C(0b10, 2)], C(0b101010, 6))