def test_VariantUnion(self):
value = TestUtility.getRandomInt()
pv = PvObject({'v': ()}, {'v': PvInt(value)})
u = pv['v'][0]
assert (u['value'] == value)
value = TestUtility.getRandomString()
pv['v'] = PvString(value)
u = pv['v'][0]
assert (u['value'] == value)
value = TestUtility.getRandomFloat()
pv.setUnion(PvFloat(value))
u = pv['v'][0]
TestUtility.assertFloatEquality(u['value'], value)
def test_RestrictedUnion(self):
value = TestUtility.getRandomInt()
unionPv = PvObject({'i': INT}, {'i': value})
pv = PvObject({'v': ({
'i': INT,
'f': FLOAT,
's': STRING
}, )}, {'v': unionPv})
u = pv['v'][0]
assert (u['i'] == value)
value = TestUtility.getRandomString()
unionPv = PvObject({'s': STRING}, {'s': value})
pv['v'] = unionPv
u = pv['v'][0]
assert (u['s'] == value)
value = TestUtility.getRandomFloat()
unionPv = PvObject({'f': FLOAT}, {'f': value})
pv.setUnion(unionPv)
u = pv['v'][0]
TestUtility.assertFloatEquality(u['f'], value)
