cosmos-sdk/types/denom_internal_test.go

193 lines
6.4 KiB
Go

package types
import (
"testing"
"github.com/stretchr/testify/suite"
)
var (
atom = "atom" // 1 (base denom unit)
matom = "matom" // 10^-3 (milli)
uatom = "uatom" // 10^-6 (micro)
natom = "natom" // 10^-9 (nano)
)
type internalDenomTestSuite struct {
suite.Suite
}
func TestInternalDenomTestSuite(t *testing.T) {
suite.Run(t, new(internalDenomTestSuite))
}
func (s *internalDenomTestSuite) TestRegisterDenom() {
atomUnit := OneDec() // 1 (base denom unit)
s.Require().NoError(RegisterDenom(atom, atomUnit))
s.Require().Error(RegisterDenom(atom, atomUnit))
res, ok := GetDenomUnit(atom)
s.Require().True(ok)
s.Require().Equal(atomUnit, res)
res, ok = GetDenomUnit(matom)
s.Require().False(ok)
s.Require().Equal(ZeroDec(), res)
// reset registration
baseDenom = ""
denomUnits = map[string]Dec{}
}
func (s *internalDenomTestSuite) TestConvertCoins() {
atomUnit := OneDec() // 1 (base denom unit)
s.Require().NoError(RegisterDenom(atom, atomUnit))
matomUnit := NewDecWithPrec(1, 3) // 10^-3 (milli)
s.Require().NoError(RegisterDenom(matom, matomUnit))
uatomUnit := NewDecWithPrec(1, 6) // 10^-6 (micro)
s.Require().NoError(RegisterDenom(uatom, uatomUnit))
natomUnit := NewDecWithPrec(1, 9) // 10^-9 (nano)
s.Require().NoError(RegisterDenom(natom, natomUnit))
res, err := GetBaseDenom()
s.Require().NoError(err)
s.Require().Equal(res, natom)
s.Require().Equal(NormalizeCoin(NewCoin(uatom, NewInt(1))), NewCoin(natom, NewInt(1000)))
s.Require().Equal(NormalizeCoin(NewCoin(matom, NewInt(1))), NewCoin(natom, NewInt(1000000)))
s.Require().Equal(NormalizeCoin(NewCoin(atom, NewInt(1))), NewCoin(natom, NewInt(1000000000)))
coins, err := ParseCoinsNormalized("1atom,1matom,1uatom")
s.Require().NoError(err)
s.Require().Equal(coins, Coins{
Coin{natom, NewInt(1000000000)},
Coin{natom, NewInt(1000000)},
Coin{natom, NewInt(1000)},
})
testCases := []struct {
input Coin
denom string
result Coin
expErr bool
}{
{NewCoin("foo", ZeroInt()), atom, Coin{}, true},
{NewCoin(atom, ZeroInt()), "foo", Coin{}, true},
{NewCoin(atom, ZeroInt()), "FOO", Coin{}, true},
{NewCoin(atom, NewInt(5)), matom, NewCoin(matom, NewInt(5000)), false}, // atom => matom
{NewCoin(atom, NewInt(5)), uatom, NewCoin(uatom, NewInt(5000000)), false}, // atom => uatom
{NewCoin(atom, NewInt(5)), natom, NewCoin(natom, NewInt(5000000000)), false}, // atom => natom
{NewCoin(uatom, NewInt(5000000)), matom, NewCoin(matom, NewInt(5000)), false}, // uatom => matom
{NewCoin(uatom, NewInt(5000000)), natom, NewCoin(natom, NewInt(5000000000)), false}, // uatom => natom
{NewCoin(uatom, NewInt(5000000)), atom, NewCoin(atom, NewInt(5)), false}, // uatom => atom
{NewCoin(matom, NewInt(5000)), natom, NewCoin(natom, NewInt(5000000000)), false}, // matom => natom
{NewCoin(matom, NewInt(5000)), uatom, NewCoin(uatom, NewInt(5000000)), false}, // matom => uatom
}
for i, tc := range testCases {
res, err := ConvertCoin(tc.input, tc.denom)
s.Require().Equal(
tc.expErr, err != nil,
"unexpected error; tc: #%d, input: %s, denom: %s", i+1, tc.input, tc.denom,
)
s.Require().Equal(
tc.result, res,
"invalid result; tc: #%d, input: %s, denom: %s", i+1, tc.input, tc.denom,
)
}
// reset registration
baseDenom = ""
denomUnits = map[string]Dec{}
}
func (s *internalDenomTestSuite) TestConvertDecCoins() {
atomUnit := OneDec() // 1 (base denom unit)
s.Require().NoError(RegisterDenom(atom, atomUnit))
matomUnit := NewDecWithPrec(1, 3) // 10^-3 (milli)
s.Require().NoError(RegisterDenom(matom, matomUnit))
uatomUnit := NewDecWithPrec(1, 6) // 10^-6 (micro)
s.Require().NoError(RegisterDenom(uatom, uatomUnit))
natomUnit := NewDecWithPrec(1, 9) // 10^-9 (nano)
s.Require().NoError(RegisterDenom(natom, natomUnit))
res, err := GetBaseDenom()
s.Require().NoError(err)
s.Require().Equal(res, natom)
s.Require().Equal(NormalizeDecCoin(NewDecCoin(uatom, NewInt(1))), NewDecCoin(natom, NewInt(1000)))
s.Require().Equal(NormalizeDecCoin(NewDecCoin(matom, NewInt(1))), NewDecCoin(natom, NewInt(1000000)))
s.Require().Equal(NormalizeDecCoin(NewDecCoin(atom, NewInt(1))), NewDecCoin(natom, NewInt(1000000000)))
coins, err := ParseCoinsNormalized("0.1atom,0.1matom,0.1uatom")
s.Require().NoError(err)
s.Require().Equal(coins, Coins{
Coin{natom, NewInt(100000000)},
Coin{natom, NewInt(100000)},
Coin{natom, NewInt(100)},
})
testCases := []struct {
input DecCoin
denom string
result DecCoin
expErr bool
}{
{NewDecCoin("foo", ZeroInt()), atom, DecCoin{}, true},
{NewDecCoin(atom, ZeroInt()), "foo", DecCoin{}, true},
{NewDecCoin(atom, ZeroInt()), "FOO", DecCoin{}, true},
// 0.5atom
{NewDecCoinFromDec(atom, NewDecWithPrec(5, 1)), matom, NewDecCoin(matom, NewInt(500)), false}, // atom => matom
{NewDecCoinFromDec(atom, NewDecWithPrec(5, 1)), uatom, NewDecCoin(uatom, NewInt(500000)), false}, // atom => uatom
{NewDecCoinFromDec(atom, NewDecWithPrec(5, 1)), natom, NewDecCoin(natom, NewInt(500000000)), false}, // atom => natom
{NewDecCoin(uatom, NewInt(5000000)), matom, NewDecCoin(matom, NewInt(5000)), false}, // uatom => matom
{NewDecCoin(uatom, NewInt(5000000)), natom, NewDecCoin(natom, NewInt(5000000000)), false}, // uatom => natom
{NewDecCoin(uatom, NewInt(5000000)), atom, NewDecCoin(atom, NewInt(5)), false}, // uatom => atom
{NewDecCoin(matom, NewInt(5000)), natom, NewDecCoin(natom, NewInt(5000000000)), false}, // matom => natom
{NewDecCoin(matom, NewInt(5000)), uatom, NewDecCoin(uatom, NewInt(5000000)), false}, // matom => uatom
}
for i, tc := range testCases {
res, err := ConvertDecCoin(tc.input, tc.denom)
s.Require().Equal(
tc.expErr, err != nil,
"unexpected error; tc: #%d, input: %s, denom: %s", i+1, tc.input, tc.denom,
)
s.Require().Equal(
tc.result, res,
"invalid result; tc: #%d, input: %s, denom: %s", i+1, tc.input, tc.denom,
)
}
// reset registration
baseDenom = ""
denomUnits = map[string]Dec{}
}
func (s *internalDenomTestSuite) TestDecOperationOrder() {
dec, err := NewDecFromStr("11")
s.Require().NoError(err)
s.Require().NoError(RegisterDenom("unit1", dec))
dec, err = NewDecFromStr("100000011")
s.Require().NoError(RegisterDenom("unit2", dec))
coin, err := ConvertCoin(NewCoin("unit1", NewInt(100000011)), "unit2")
s.Require().NoError(err)
s.Require().Equal(coin, NewCoin("unit2", NewInt(11)))
// reset registration
baseDenom = ""
denomUnits = map[string]Dec{}
}