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https://github.com/myhdl/myhdl.git
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Fix cosim test for pytest
This commit is contained in:
Keerthan Jaic
parent
f750688630
commit
d25274b0d8
@ -21,6 +21,7 @@
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from __future__ import absolute_import
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import gc
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import sys
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import os
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import errno
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@ -35,10 +36,11 @@ MAXLINE = 4096
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import pytest
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from myhdl import Signal
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import myhdl
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from myhdl._Cosimulation import Cosimulation, CosimulationError, _error
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from myhdl._compat import to_bytes, PYPY
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exe = "python {0} CosimulationTest".format(os.path.abspath(__file__))
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exe = "python {0} ".format(os.path.abspath(__file__))
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fromSignames = ['a', 'bb', 'ccc']
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fromSizes = [1, 11, 63]
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@ -56,27 +58,26 @@ toXVals = ["X00", "FZ3", "34XZ", "56U"]
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allSigs = fromSigs.copy()
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allSigs.update(toSigs)
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@pytest.mark.xfail(PYPY, reason="This test does not work on pypy")
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class TestCosimulation:
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def setup_method(self, method):
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gc.collect()
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def testWrongExe(self):
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try:
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with pytest.raises(CosimulationError) as excinfo:
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Cosimulation("bla -x 45")
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except CosimulationError as e:
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assert e.kind == _error.OSError
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else:
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raise AssertionError
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assert excinfo.value.kind == _error.OSError
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def testNotUnique(self):
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cosim1 = Cosimulation(exe + ".cosimNotUnique", **allSigs)
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try:
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Cosimulation(exe + ".cosimNotUnique", **allSigs)
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except CosimulationError as e:
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assert e.kind == _error.MultipleCosim
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else:
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raise AssertionError
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cosim1 = Cosimulation(exe + "cosimNotUnique", **allSigs)
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with pytest.raises(CosimulationError) as excinfo:
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Cosimulation(exe + "cosimNotUnique", **allSigs)
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assert excinfo.value.kind == _error.MultipleCosim
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def cosimNotUnique(self):
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@staticmethod
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def cosimNotUnique():
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wt = int(os.environ['MYHDL_TO_PIPE'])
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rf = int(os.environ['MYHDL_FROM_PIPE'])
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os.write(wt, b"TO 00 a 1")
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@ -87,11 +88,12 @@ class TestCosimulation:
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os.read(rf, MAXLINE)
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def testFromSignals(self):
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cosim = Cosimulation(exe + ".cosimFromSignals", **allSigs)
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cosim = Cosimulation(exe + "cosimFromSignals", **allSigs)
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assert cosim._fromSignames == fromSignames
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assert cosim._fromSizes == fromSizes
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def cosimFromSignals(self):
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@staticmethod
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def cosimFromSignals():
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wt = int(os.environ['MYHDL_TO_PIPE'])
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rf = int(os.environ['MYHDL_FROM_PIPE'])
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buf = "FROM 00 "
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@ -105,13 +107,14 @@ class TestCosimulation:
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os.read(rf, MAXLINE)
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def testToSignals(self):
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cosim = Cosimulation(exe + ".cosimToSignals", **toSigs)
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cosim = Cosimulation(exe + "cosimToSignals", **toSigs)
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assert cosim._fromSignames == []
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assert cosim._fromSizes == []
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assert cosim._toSignames == toSignames
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assert cosim._toSizes == toSizes
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def cosimToSignals(self):
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@staticmethod
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def cosimToSignals():
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wt = int(os.environ['MYHDL_TO_PIPE'])
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rf = int(os.environ['MYHDL_FROM_PIPE'])
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buf = "TO 00 "
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@ -125,13 +128,14 @@ class TestCosimulation:
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os.read(rf, MAXLINE)
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def testFromToSignals(self):
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cosim = Cosimulation(exe + ".cosimFromToSignals", **allSigs)
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cosim = Cosimulation(exe + "cosimFromToSignals", **allSigs)
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assert cosim._fromSignames == fromSignames
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assert cosim._fromSizes == fromSizes
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assert cosim._toSignames == toSignames
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assert cosim._toSizes == toSizes
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def cosimFromToSignals(self):
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@staticmethod
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def cosimFromToSignals():
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wt = int(os.environ['MYHDL_TO_PIPE'])
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rf = int(os.environ['MYHDL_FROM_PIPE'])
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buf = "FROM 00 "
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@ -148,14 +152,12 @@ class TestCosimulation:
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os.read(rf, MAXLINE)
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def testTimeZero(self):
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try:
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Cosimulation(exe + ".cosimTimeZero", **allSigs)
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except CosimulationError as e:
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assert e.kind == _error.TimeZero
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except:
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raise AssertionError
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with pytest.raises(CosimulationError) as excinfo:
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Cosimulation(exe + "cosimTimeZero", **allSigs)
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assert excinfo.value.kind == _error.TimeZero
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def cosimTimeZero(self):
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@staticmethod
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def cosimTimeZero():
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wt = int(os.environ['MYHDL_TO_PIPE'])
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rf = int(os.environ['MYHDL_FROM_PIPE'])
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buf = "TO 01 "
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@ -164,14 +166,12 @@ class TestCosimulation:
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os.write(wt, to_bytes(buf))
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def testNoComm(self):
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try:
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Cosimulation(exe + ".cosimNoComm", **allSigs)
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except CosimulationError as e:
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assert e.kind == _error.NoCommunication
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else:
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raise AssertionError
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with pytest.raises(CosimulationError) as excinfo:
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Cosimulation(exe + "cosimNoComm", **allSigs)
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assert excinfo.value.kind == _error.NoCommunication
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def cosimNoComm(self):
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@staticmethod
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def cosimNoComm():
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wt = int(os.environ['MYHDL_TO_PIPE'])
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rf = int(os.environ['MYHDL_FROM_PIPE'])
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os.write(wt, b"FROM 0000")
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@ -182,14 +182,12 @@ class TestCosimulation:
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os.read(rf, MAXLINE)
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def testFromSignalsDupl(self):
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try:
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Cosimulation(exe + ".cosimFromSignalsDupl", **allSigs)
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except CosimulationError as e:
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assert e.kind == _error.DuplicateSigNames
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else:
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raise AssertionError
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with pytest.raises(CosimulationError) as excinfo:
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Cosimulation(exe + "cosimFromSignalsDupl", **allSigs)
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assert excinfo.value.kind == _error.DuplicateSigNames
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def cosimFromSignalsDupl(self):
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@staticmethod
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def cosimFromSignalsDupl():
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wt = int(os.environ['MYHDL_TO_PIPE'])
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rf = int(os.environ['MYHDL_FROM_PIPE'])
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buf = "FROM 00 "
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@ -199,14 +197,12 @@ class TestCosimulation:
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os.write(wt, to_bytes(buf))
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def testToSignalsDupl(self):
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try:
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Cosimulation(exe + ".cosimToSignalsDupl", **allSigs)
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except CosimulationError as e:
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assert e.kind == _error.DuplicateSigNames
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else:
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raise AssertionError
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with pytest.raises(CosimulationError) as excinfo:
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Cosimulation(exe + "cosimToSignalsDupl", **allSigs)
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assert excinfo.value.kind == _error.DuplicateSigNames
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def cosimToSignalsDupl(self):
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@staticmethod
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def cosimToSignalsDupl():
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wt = int(os.environ['MYHDL_TO_PIPE'])
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rf = int(os.environ['MYHDL_FROM_PIPE'])
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buf = "TO 00 "
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@ -216,12 +212,13 @@ class TestCosimulation:
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os.write(wt, to_bytes(buf))
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def testFromSignalVals(self):
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cosim = Cosimulation(exe + ".cosimFromSignalVals", **allSigs)
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cosim = Cosimulation(exe + "cosimFromSignalVals", **allSigs)
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os.read(cosim._rt, MAXLINE)
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cosim._hasChange = 1
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cosim._put(0)
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def cosimFromSignalVals(self):
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@staticmethod
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def cosimFromSignalVals():
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wt = int(os.environ['MYHDL_TO_PIPE'])
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rf = int(os.environ['MYHDL_FROM_PIPE'])
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buf = "FROM 00 "
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@ -239,7 +236,7 @@ class TestCosimulation:
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assert vals == fromVals
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def testToSignalVals(self):
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cosim = Cosimulation(exe + ".cosimToSignalVals", **allSigs)
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cosim = Cosimulation(exe + "cosimToSignalVals", **allSigs)
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for n in toSignames:
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assert toSigs[n].next == 0
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cosim._get()
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@ -252,7 +249,8 @@ class TestCosimulation:
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assert toSigs[n].next == 0
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def cosimToSignalVals(self):
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@staticmethod
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def cosimToSignalVals():
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wt = int(os.environ['MYHDL_TO_PIPE'])
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rf = int(os.environ['MYHDL_FROM_PIPE'])
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buf = "FROM 00 "
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@ -283,9 +281,8 @@ class TestCosimulation:
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buf += " "
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os.write(wt, to_bytes(buf))
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def suite():
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return unittest.makeSuite(CosimulationTest, 'test')
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# def suite():
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# return unittest.makeSuite(TestCosimulation, 'test')
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if __name__ == "__main__":
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unittest.main()
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getattr(TestCosimulation, sys.argv[1])()
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