def test_currency_properties(mocker):
mocker.patch.dict(Currency._Currency__currencies, dict(), clear=True)
c1 = Currency("Sym", "Nam", 2, 1)
assert c1.symbol == "Sym"
assert not c1.is_fiat
assert not c1.is_staked
assert Currency.all_symbols() == {"SYM"}
assert Currency.all_symbols(unique=False) == {"SYM", "NAM"}
c2 = Currency("ZEUR", "EUR", 8, 3)
assert c2.symbol == "ZEUR"
assert c2.is_fiat
assert not c2.is_staked
c3 = Currency("ZEUR.M", "eur.m", 8, 3)
assert c3.symbol == "ZEUR.M"
assert c3.is_fiat
assert c3.is_staked
assert c3.is_staked_offchain
c4 = Currency("XTZ.S", "xtz.s", 8, 3)
assert c4.symbol == "XTZ.S"
assert not c4.is_fiat
assert c4.is_staked
assert c4.is_staked_onchain
def test_currencypair_singleton(mocker):
mocker.patch.dict(Currency._Currency__currencies, dict(), clear=True)
mocker.patch.dict(CurrencyPair._CurrencyPair__currency_pairs,
dict(),
clear=True)
assert CurrencyPair.all_symbols() == set()
c1 = Currency("Sym", "Sym", 2, 1)
c2 = Currency("Sym2", "Sym2", 2, 1)
c3 = Currency("ZSYM3", "ZSym3", 2, 1)
assert Currency.all_symbols() == {"SYM", "SYM2", "ZSYM3"}
cp1 = CurrencyPair("SYMZSYM3", "SS", "S/S", 1, c1, c3, 0.01)
cp2 = CurrencyPair("SYM2ZSYM3", "S2S", "S2/S", 6, c2, c3, 100)
assert CurrencyPair.all_symbols() == {"SYMZSYM3", "SYM2ZSYM3"}
assert CurrencyPair.all_symbols(
unique=False) == {"SYMZSYM3", "SYM2ZSYM3"} | {
"SS",
"S2S",
}
with pytest.raises(AssertionError):
CurrencyPair("SYMZSYM3", "SSx", "S/Sx", 1, c1, c3, 0.01)
assert cp1 != cp2
cpx = CurrencyPair.find("symzsym3")
assert id(cpx) == id(cp1)
cpx2 = CurrencyPair.find("ss")
assert id(cpx) == id(cpx2)
with pytest.raises(KeyError):
CurrencyPair.find("sym3")
with pytest.raises(KeyError):
CurrencyPair.find("SYM3ZSYM3")
def test_currencypair_properties(mocker):
mocker.patch.dict(Currency._Currency__currencies, dict(), clear=True)
mocker.patch.dict(CurrencyPair._CurrencyPair__currency_pairs,
dict(),
clear=True)
assert CurrencyPair.all_symbols() == set()
c1 = Currency("Sym", "Nam", 2, 1)
c2 = Currency("Sym2", "Nam2", 2, 1)
c3 = Currency("ZSYM3", "Nam3", 2, 1)
assert Currency.all_symbols() == {"SYM", "SYM2", "ZSYM3"}
assert Currency.all_symbols(unique=False) == {"SYM", "SYM2", "ZSYM3"} | {
"NAM",
"NAM2",
"NAM3",
}
assert not c1.is_fiat
assert not c2.is_fiat
assert c3.is_fiat
cpcf1 = CurrencyPair("S1", "SS", "S/S", 1, c1, c3, 0.01)
cpcf2 = CurrencyPair("S2", "S2S", "S2/S", 6, c2, c3, 100)
cpcc = CurrencyPair("S3", "S3S", "S3/S", 6, c1, c2, 100)
cpff = CurrencyPair("S4", "S4S", "S4/S", 6, c3, c3, 100)
assert CurrencyPair.all_symbols() == {"S1", "S2", "S3", "S4"}
assert CurrencyPair.all_symbols(
unique=False) == {"S1", "S2", "S3", "S4"} | {
"SS",
"S2S",
"S3S",
"S4S",
}
assert cpcf1.is_fiat2crypto
assert cpcf2.is_fiat2crypto
assert cpcc.is_crypto2crypto
assert cpff.is_fiat2fiat
def test_currency_singleton(mocker):
mocker.patch.dict(Currency._Currency__currencies, dict(), clear=True)
assert Currency.all_symbols() == set()
c1 = Currency("Sym", "Nam", 2, 1)
assert Currency.all_symbols() == {"SYM"}
assert Currency.all_symbols(unique=False) == {"SYM", "NAM"}
_ = Currency("ZSYM2", "ZSym2", 2, 1)
assert Currency.all_symbols(unique=False) == {"SYM", "NAM", "ZSYM2"}
with pytest.raises(AssertionError):
Currency("Sym", "Nam3", 3, 2)
cx = Currency.find("sym")
assert id(cx) == id(c1)
cx2 = Currency.find("nam")
assert id(cx) == id(cx2)
with pytest.raises(KeyError):
Currency.find("sym3")