import unittest from migen import * from migen.genlib.coding import * from migen.test.support import SimCase class EncCase(SimCase, unittest.TestCase): class TestBench(Module): def __init__(self): self.submodules.dut = Encoder(8) def test_sizes(self): self.assertEqual(flen(self.tb.dut.i), 8) self.assertEqual(flen(self.tb.dut.o), 3) self.assertEqual(flen(self.tb.dut.n), 1) def test_run_sequence(self): seq = list(range(1<<8)) def gen(): for _ in range(256): if seq: yield self.tb.dut.i.eq(seq.pop(0)) if (yield self.tb.dut.n): self.assertNotIn((yield self.tb.dut.i), [1< 0: self.assertEqual(i & 1<<(o - 1), 0) self.assertGreaterEqual(i, 1< 0: self.assertEqual(i & 1<<(o - 1), 0) self.assertGreaterEqual(i, 1<