def test_atoms_int():
"Test the atoms rule will generate encoders and decoders for integers."
decoder = std.atoms(verb=JSON2PY, typ=int, ctx=Rules())
assert decoder(77) == 77
encoder = std.atoms(verb=PY2JSON, typ=int, ctx=Rules())
assert encoder(77) == 77
inspect = std.atoms(verb=INSP_PY, typ=int, ctx=Rules())
assert not inspect("string")
assert inspect(5)
inspect = std.atoms(verb=INSP_JSON, typ=int, ctx=Rules())
assert not inspect("string")
assert inspect(5)
def test_atoms_str():
"Test the atoms rule will generate encoders and decoders for strings."
decoder = std.atoms(verb=JSON2PY, typ=str, ctx=Rules())
assert decoder("some string") == "some string"
encoder = std.atoms(verb=PY2JSON, typ=str, ctx=Rules())
assert encoder("some string") == "some string"
inspect = std.atoms(verb=INSP_PY, typ=str, ctx=Rules())
assert inspect("string")
assert not inspect(5)
inspect = std.atoms(verb=INSP_JSON, typ=str, ctx=Rules())
assert inspect("string")
assert not inspect(5)
def test_atoms_bool():
"Test the atoms rule will generate encoders and decoders for booleans."
decoder = std.atoms(verb=JSON2PY, typ=bool, ctx=Rules())
assert decoder(False) is False
assert decoder(True) is True
encoder = std.atoms(verb=PY2JSON, typ=bool, ctx=Rules())
assert encoder(False) is False
assert encoder(True) is True
inspect = std.atoms(verb=INSP_PY, typ=bool, ctx=Rules())
assert not inspect("string")
assert inspect(True)
inspect = std.atoms(verb=INSP_JSON, typ=bool, ctx=Rules())
assert not inspect("string")
assert inspect(False)
def test_atoms_picklable():
"Test that actions generated by the atoms rule can be pickled."
actions = [
std.atoms(verb=verb, typ=typ, ctx=Rules())
for verb in [JSON2PY, PY2JSON, INSP_PY, INSP_JSON]
for typ in [str, int, bool, NoneType]
]
assert None not in actions
dumps(actions)
def test_atoms_null():
"Test the atoms rule will generate encoders and decoders for None / null."
decoder = std.atoms(verb=JSON2PY, typ=NoneType, ctx=Rules())
assert decoder(None) is None
with pytest.raises(ValueError):
decoder(5)
encoder = std.atoms(verb=PY2JSON, typ=NoneType, ctx=Rules())
assert encoder(None) is None
with pytest.raises(ValueError):
encoder(5)
inspect = std.atoms(verb=INSP_PY, typ=NoneType, ctx=Rules())
assert inspect(None)
assert not inspect(0)
inspect = std.atoms(verb=INSP_JSON, typ=NoneType, ctx=Rules())
assert inspect(None)
assert not inspect(0)
def test_atoms_disregard():
"Test the atoms rule will disregard unknown types and verbs."
assert std.atoms(verb="unknown", typ=str, ctx=Rules()) is None
for verb in (JSON2PY, PY2JSON, INSP_PY, INSP_JSON):
assert std.atoms(verb=verb, typ=Mystery, ctx=Rules()) is None