32 lines
1 KiB
Python
32 lines
1 KiB
Python
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from .tools import *
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from ..hdl.ast import *
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from ..hdl.dsl import *
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from ..back.pysim import *
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from ..lib.fifo import *
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class FIFOSmokeTestCase(FHDLTestCase):
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def assertSyncFIFOWorks(self, fifo):
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with Simulator(fifo) as sim:
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sim.add_clock(1e-6)
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def process():
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yield from fifo.write(1)
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yield from fifo.write(2)
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yield
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self.assertEqual((yield from fifo.read()), 1)
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self.assertEqual((yield from fifo.read()), 2)
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sim.add_sync_process(process)
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sim.run()
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def test_sync_fwft(self):
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fifo = SyncFIFO(width=8, depth=4, fwft=True)
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self.assertSyncFIFOWorks(SyncFIFO(width=8, depth=4))
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def test_sync_not_fwft(self):
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fifo = SyncFIFO(width=8, depth=4, fwft=False)
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self.assertSyncFIFOWorks(SyncFIFO(width=8, depth=4))
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def test_sync_buffered(self):
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fifo = SyncFIFO(width=8, depth=4, fwft=True)
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self.assertSyncFIFOWorks(SyncFIFOBuffered(width=8, depth=4))
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