583 lines
17 KiB
Go
583 lines
17 KiB
Go
package types_test
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import (
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"strings"
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"testing"
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"github.com/stretchr/testify/suite"
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sdk "github.com/cosmos/cosmos-sdk/types"
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)
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type decCoinTestSuite struct {
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suite.Suite
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}
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func TestDecCoinTestSuite(t *testing.T) {
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suite.Run(t, new(decCoinTestSuite))
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}
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func (s *decCoinTestSuite) TestNewDecCoin() {
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s.Require().NotPanics(func() {
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sdk.NewInt64DecCoin(testDenom1, 5)
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})
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s.Require().NotPanics(func() {
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sdk.NewInt64DecCoin(testDenom1, 0)
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})
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s.Require().NotPanics(func() {
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sdk.NewInt64DecCoin(strings.ToUpper(testDenom1), 5)
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})
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s.Require().Panics(func() {
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sdk.NewInt64DecCoin(testDenom1, -5)
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})
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}
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func (s *decCoinTestSuite) TestNewDecCoinFromDec() {
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s.Require().NotPanics(func() {
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sdk.NewDecCoinFromDec(testDenom1, sdk.NewDec(5))
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})
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s.Require().NotPanics(func() {
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sdk.NewDecCoinFromDec(testDenom1, sdk.ZeroDec())
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})
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s.Require().NotPanics(func() {
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sdk.NewDecCoinFromDec(strings.ToUpper(testDenom1), sdk.NewDec(5))
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})
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s.Require().Panics(func() {
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sdk.NewDecCoinFromDec(testDenom1, sdk.NewDec(-5))
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})
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}
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func (s *decCoinTestSuite) TestNewDecCoinFromCoin() {
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s.Require().NotPanics(func() {
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sdk.NewDecCoinFromCoin(sdk.Coin{testDenom1, sdk.NewInt(5)})
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})
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s.Require().NotPanics(func() {
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sdk.NewDecCoinFromCoin(sdk.Coin{testDenom1, sdk.NewInt(0)})
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})
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s.Require().NotPanics(func() {
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sdk.NewDecCoinFromCoin(sdk.Coin{strings.ToUpper(testDenom1), sdk.NewInt(5)})
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})
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s.Require().Panics(func() {
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sdk.NewDecCoinFromCoin(sdk.Coin{testDenom1, sdk.NewInt(-5)})
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})
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}
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func (s *decCoinTestSuite) TestDecCoinIsPositive() {
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dc := sdk.NewInt64DecCoin(testDenom1, 5)
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s.Require().True(dc.IsPositive())
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dc = sdk.NewInt64DecCoin(testDenom1, 0)
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s.Require().False(dc.IsPositive())
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}
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func (s *decCoinTestSuite) TestAddDecCoin() {
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decCoinA1 := sdk.NewDecCoinFromDec(testDenom1, sdk.NewDecWithPrec(11, 1))
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decCoinA2 := sdk.NewDecCoinFromDec(testDenom1, sdk.NewDecWithPrec(22, 1))
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decCoinB1 := sdk.NewDecCoinFromDec(testDenom2, sdk.NewDecWithPrec(11, 1))
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// regular add
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res := decCoinA1.Add(decCoinA1)
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s.Require().Equal(decCoinA2, res, "sum of coins is incorrect")
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// bad denom add
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s.Require().Panics(func() {
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decCoinA1.Add(decCoinB1)
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}, "expected panic on sum of different denoms")
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}
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func (s *decCoinTestSuite) TestAddDecCoins() {
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one := sdk.NewDec(1)
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zero := sdk.NewDec(0)
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two := sdk.NewDec(2)
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cases := []struct {
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inputOne sdk.DecCoins
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inputTwo sdk.DecCoins
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expected sdk.DecCoins
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}{
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{sdk.DecCoins{{testDenom1, one}, {testDenom2, one}}, sdk.DecCoins{{testDenom1, one}, {testDenom2, one}}, sdk.DecCoins{{testDenom1, two}, {testDenom2, two}}},
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{sdk.DecCoins{{testDenom1, zero}, {testDenom2, one}}, sdk.DecCoins{{testDenom1, zero}, {testDenom2, zero}}, sdk.DecCoins{{testDenom2, one}}},
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{sdk.DecCoins{{testDenom1, zero}, {testDenom2, zero}}, sdk.DecCoins{{testDenom1, zero}, {testDenom2, zero}}, sdk.DecCoins(nil)},
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}
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for tcIndex, tc := range cases {
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res := tc.inputOne.Add(tc.inputTwo...)
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s.Require().Equal(tc.expected, res, "sum of coins is incorrect, tc #%d", tcIndex)
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}
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}
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func (s *decCoinTestSuite) TestFilteredZeroDecCoins() {
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cases := []struct {
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name string
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input sdk.DecCoins
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original string
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expected string
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}{
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{
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name: "all greater than zero",
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input: sdk.DecCoins{
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{"testa", sdk.NewDec(1)},
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{"testb", sdk.NewDec(2)},
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{"testc", sdk.NewDec(3)},
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{"testd", sdk.NewDec(4)},
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{"teste", sdk.NewDec(5)},
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},
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original: "1.000000000000000000testa,2.000000000000000000testb,3.000000000000000000testc,4.000000000000000000testd,5.000000000000000000teste",
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expected: "1.000000000000000000testa,2.000000000000000000testb,3.000000000000000000testc,4.000000000000000000testd,5.000000000000000000teste",
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},
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{
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name: "zero coin in middle",
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input: sdk.DecCoins{
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{"testa", sdk.NewDec(1)},
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{"testb", sdk.NewDec(2)},
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{"testc", sdk.NewDec(0)},
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{"testd", sdk.NewDec(4)},
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{"teste", sdk.NewDec(5)},
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},
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original: "1.000000000000000000testa,2.000000000000000000testb,0.000000000000000000testc,4.000000000000000000testd,5.000000000000000000teste",
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expected: "1.000000000000000000testa,2.000000000000000000testb,4.000000000000000000testd,5.000000000000000000teste",
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},
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{
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name: "zero coin end (unordered)",
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input: sdk.DecCoins{
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{"teste", sdk.NewDec(5)},
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{"testc", sdk.NewDec(3)},
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{"testa", sdk.NewDec(1)},
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{"testd", sdk.NewDec(4)},
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{"testb", sdk.NewDec(0)},
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},
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original: "5.000000000000000000teste,3.000000000000000000testc,1.000000000000000000testa,4.000000000000000000testd,0.000000000000000000testb",
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expected: "1.000000000000000000testa,3.000000000000000000testc,4.000000000000000000testd,5.000000000000000000teste",
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},
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}
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for _, tt := range cases {
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undertest := sdk.NewDecCoins(tt.input...)
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s.Require().Equal(tt.expected, undertest.String(), "NewDecCoins must return expected results")
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s.Require().Equal(tt.original, tt.input.String(), "input must be unmodified and match original")
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}
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}
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func (s *decCoinTestSuite) TestIsValid() {
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tests := []struct {
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coin sdk.DecCoin
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expectPass bool
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msg string
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}{
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{
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sdk.NewDecCoin("mytoken", sdk.NewInt(10)),
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true,
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"valid coins should have passed",
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},
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{
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sdk.DecCoin{Denom: "BTC", Amount: sdk.NewDec(10)},
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true,
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"valid uppercase denom",
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},
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{
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sdk.DecCoin{Denom: "Bitcoin", Amount: sdk.NewDec(10)},
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true,
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"valid mixed case denom",
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},
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{
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sdk.DecCoin{Denom: "btc", Amount: sdk.NewDec(-10)},
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false,
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"negative amount",
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},
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}
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for _, tc := range tests {
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tc := tc
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if tc.expectPass {
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s.Require().True(tc.coin.IsValid(), tc.msg)
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} else {
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s.Require().False(tc.coin.IsValid(), tc.msg)
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}
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}
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}
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func (s *decCoinTestSuite) TestSubDecCoin() {
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tests := []struct {
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coin sdk.DecCoin
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expectPass bool
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msg string
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}{
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{
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sdk.NewDecCoin("mytoken", sdk.NewInt(20)),
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true,
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"valid coins should have passed",
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},
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{
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sdk.NewDecCoin("othertoken", sdk.NewInt(20)),
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false,
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"denom mismatch",
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},
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{
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sdk.NewDecCoin("mytoken", sdk.NewInt(9)),
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false,
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"negative amount",
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},
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}
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decCoin := sdk.NewDecCoin("mytoken", sdk.NewInt(10))
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for _, tc := range tests {
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tc := tc
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if tc.expectPass {
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equal := tc.coin.Sub(decCoin)
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s.Require().Equal(equal, decCoin, tc.msg)
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} else {
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s.Require().Panics(func() { tc.coin.Sub(decCoin) }, tc.msg)
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}
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}
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}
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func (s *decCoinTestSuite) TestSubDecCoins() {
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tests := []struct {
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coins sdk.DecCoins
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expectPass bool
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msg string
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}{
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{
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sdk.NewDecCoinsFromCoins(sdk.NewCoin("mytoken", sdk.NewInt(10)), sdk.NewCoin("btc", sdk.NewInt(20)), sdk.NewCoin("eth", sdk.NewInt(30))),
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true,
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"sorted coins should have passed",
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},
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{
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sdk.DecCoins{sdk.NewDecCoin("mytoken", sdk.NewInt(10)), sdk.NewDecCoin("btc", sdk.NewInt(20)), sdk.NewDecCoin("eth", sdk.NewInt(30))},
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false,
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"unorted coins should panic",
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},
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{
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sdk.DecCoins{sdk.DecCoin{Denom: "BTC", Amount: sdk.NewDec(10)}, sdk.NewDecCoin("eth", sdk.NewInt(15)), sdk.NewDecCoin("mytoken", sdk.NewInt(5))},
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false,
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"invalid denoms",
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},
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}
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decCoins := sdk.NewDecCoinsFromCoins(sdk.NewCoin("btc", sdk.NewInt(10)), sdk.NewCoin("eth", sdk.NewInt(15)), sdk.NewCoin("mytoken", sdk.NewInt(5)))
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for _, tc := range tests {
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tc := tc
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if tc.expectPass {
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equal := tc.coins.Sub(decCoins)
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s.Require().Equal(equal, decCoins, tc.msg)
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} else {
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s.Require().Panics(func() { tc.coins.Sub(decCoins) }, tc.msg)
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}
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}
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}
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func (s *decCoinTestSuite) TestSortDecCoins() {
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good := sdk.DecCoins{
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sdk.NewInt64DecCoin("gas", 1),
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sdk.NewInt64DecCoin("mineral", 1),
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sdk.NewInt64DecCoin("tree", 1),
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}
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empty := sdk.DecCoins{
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sdk.NewInt64DecCoin("gold", 0),
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}
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badSort1 := sdk.DecCoins{
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sdk.NewInt64DecCoin("tree", 1),
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sdk.NewInt64DecCoin("gas", 1),
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sdk.NewInt64DecCoin("mineral", 1),
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}
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badSort2 := sdk.DecCoins{ // both are after the first one, but the second and third are in the wrong order
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sdk.NewInt64DecCoin("gas", 1),
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sdk.NewInt64DecCoin("tree", 1),
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sdk.NewInt64DecCoin("mineral", 1),
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}
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badAmt := sdk.DecCoins{
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sdk.NewInt64DecCoin("gas", 1),
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sdk.NewInt64DecCoin("tree", 0),
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sdk.NewInt64DecCoin("mineral", 1),
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}
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dup := sdk.DecCoins{
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sdk.NewInt64DecCoin("gas", 1),
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sdk.NewInt64DecCoin("gas", 1),
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sdk.NewInt64DecCoin("mineral", 1),
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}
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cases := []struct {
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name string
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coins sdk.DecCoins
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before, after bool // valid before/after sort
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}{
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{"valid coins", good, true, true},
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{"empty coins", empty, false, false},
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{"unsorted coins (1)", badSort1, false, true},
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{"unsorted coins (2)", badSort2, false, true},
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{"zero amount coins", badAmt, false, false},
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{"duplicate coins", dup, false, false},
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}
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for _, tc := range cases {
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s.Require().Equal(tc.before, tc.coins.IsValid(), "coin validity is incorrect before sorting; %s", tc.name)
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tc.coins.Sort()
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s.Require().Equal(tc.after, tc.coins.IsValid(), "coin validity is incorrect after sorting; %s", tc.name)
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}
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}
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func (s *decCoinTestSuite) TestDecCoinsValidate() {
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testCases := []struct {
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input sdk.DecCoins
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expectedPass bool
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}{
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{sdk.DecCoins{}, true},
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{sdk.DecCoins{sdk.DecCoin{testDenom1, sdk.NewDec(5)}}, true},
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{sdk.DecCoins{sdk.DecCoin{testDenom1, sdk.NewDec(5)}, sdk.DecCoin{testDenom2, sdk.NewDec(100000)}}, true},
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{sdk.DecCoins{sdk.DecCoin{testDenom1, sdk.NewDec(-5)}}, false},
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{sdk.DecCoins{sdk.DecCoin{"BTC", sdk.NewDec(5)}}, true},
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{sdk.DecCoins{sdk.DecCoin{"0BTC", sdk.NewDec(5)}}, false},
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{sdk.DecCoins{sdk.DecCoin{testDenom1, sdk.NewDec(5)}, sdk.DecCoin{"B", sdk.NewDec(100000)}}, false},
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{sdk.DecCoins{sdk.DecCoin{testDenom1, sdk.NewDec(5)}, sdk.DecCoin{testDenom2, sdk.NewDec(-100000)}}, false},
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{sdk.DecCoins{sdk.DecCoin{testDenom1, sdk.NewDec(-5)}, sdk.DecCoin{testDenom2, sdk.NewDec(100000)}}, false},
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{sdk.DecCoins{sdk.DecCoin{"BTC", sdk.NewDec(5)}, sdk.DecCoin{testDenom2, sdk.NewDec(100000)}}, true},
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{sdk.DecCoins{sdk.DecCoin{"0BTC", sdk.NewDec(5)}, sdk.DecCoin{testDenom2, sdk.NewDec(100000)}}, false},
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}
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for i, tc := range testCases {
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err := tc.input.Validate()
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if tc.expectedPass {
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s.Require().NoError(err, "unexpected result for test case #%d, input: %v", i, tc.input)
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} else {
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s.Require().Error(err, "unexpected result for test case #%d, input: %v", i, tc.input)
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}
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}
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}
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func (s *decCoinTestSuite) TestParseDecCoins() {
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testCases := []struct {
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input string
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expectedResult sdk.DecCoins
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expectedErr bool
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}{
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{"", nil, false},
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{"4stake", sdk.DecCoins{sdk.NewDecCoinFromDec("stake", sdk.NewDecFromInt(sdk.NewInt(4)))}, false},
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{"5.5atom,4stake", sdk.DecCoins{
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sdk.NewDecCoinFromDec("atom", sdk.NewDecWithPrec(5500000000000000000, sdk.Precision)),
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sdk.NewDecCoinFromDec("stake", sdk.NewDec(4)),
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}, false},
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{"0.0stake", sdk.DecCoins{}, false}, // remove zero coins
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{"10.0btc,1.0atom,20.0btc", nil, true},
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{
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"0.004STAKE",
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sdk.DecCoins{sdk.NewDecCoinFromDec("STAKE", sdk.NewDecWithPrec(4000000000000000, sdk.Precision))},
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false,
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},
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{
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"0.004stake",
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sdk.DecCoins{sdk.NewDecCoinFromDec("stake", sdk.NewDecWithPrec(4000000000000000, sdk.Precision))},
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false,
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},
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{
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"5.04atom,0.004stake",
|
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sdk.DecCoins{
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sdk.NewDecCoinFromDec("atom", sdk.NewDecWithPrec(5040000000000000000, sdk.Precision)),
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sdk.NewDecCoinFromDec("stake", sdk.NewDecWithPrec(4000000000000000, sdk.Precision)),
|
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},
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false,
|
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},
|
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{"0.0stake,0.004stake,5.04atom", // remove zero coins
|
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sdk.DecCoins{
|
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sdk.NewDecCoinFromDec("atom", sdk.NewDecWithPrec(5040000000000000000, sdk.Precision)),
|
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sdk.NewDecCoinFromDec("stake", sdk.NewDecWithPrec(4000000000000000, sdk.Precision)),
|
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},
|
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false,
|
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},
|
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}
|
|
|
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for i, tc := range testCases {
|
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res, err := sdk.ParseDecCoins(tc.input)
|
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if tc.expectedErr {
|
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s.Require().Error(err, "expected error for test case #%d, input: %v", i, tc.input)
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} else {
|
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s.Require().NoError(err, "unexpected error for test case #%d, input: %v", i, tc.input)
|
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s.Require().Equal(tc.expectedResult, res, "unexpected result for test case #%d, input: %v", i, tc.input)
|
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}
|
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}
|
|
}
|
|
|
|
func (s *decCoinTestSuite) TestDecCoinsString() {
|
|
testCases := []struct {
|
|
input sdk.DecCoins
|
|
expected string
|
|
}{
|
|
{sdk.DecCoins{}, ""},
|
|
{
|
|
sdk.DecCoins{
|
|
sdk.NewDecCoinFromDec("atom", sdk.NewDecWithPrec(5040000000000000000, sdk.Precision)),
|
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sdk.NewDecCoinFromDec("stake", sdk.NewDecWithPrec(4000000000000000, sdk.Precision)),
|
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},
|
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"5.040000000000000000atom,0.004000000000000000stake",
|
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},
|
|
}
|
|
|
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for i, tc := range testCases {
|
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out := tc.input.String()
|
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s.Require().Equal(tc.expected, out, "unexpected result for test case #%d, input: %v", i, tc.input)
|
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}
|
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}
|
|
|
|
func (s *decCoinTestSuite) TestDecCoinsIntersect() {
|
|
testCases := []struct {
|
|
input1 string
|
|
input2 string
|
|
expectedResult string
|
|
}{
|
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{"", "", ""},
|
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{"1.0stake", "", ""},
|
|
{"1.0stake", "1.0stake", "1.0stake"},
|
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{"", "1.0stake", ""},
|
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{"1.0stake", "", ""},
|
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{"2.0stake,1.0trope", "1.9stake", "1.9stake"},
|
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{"2.0stake,1.0trope", "2.1stake", "2.0stake"},
|
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{"2.0stake,1.0trope", "0.9trope", "0.9trope"},
|
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{"2.0stake,1.0trope", "1.9stake,0.9trope", "1.9stake,0.9trope"},
|
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{"2.0stake,1.0trope", "1.9stake,0.9trope,20.0other", "1.9stake,0.9trope"},
|
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{"2.0stake,1.0trope", "1.0other", ""},
|
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}
|
|
|
|
for i, tc := range testCases {
|
|
in1, err := sdk.ParseDecCoins(tc.input1)
|
|
s.Require().NoError(err, "unexpected parse error in %v", i)
|
|
in2, err := sdk.ParseDecCoins(tc.input2)
|
|
s.Require().NoError(err, "unexpected parse error in %v", i)
|
|
exr, err := sdk.ParseDecCoins(tc.expectedResult)
|
|
s.Require().NoError(err, "unexpected parse error in %v", i)
|
|
s.Require().True(in1.Intersect(in2).IsEqual(exr), "in1.cap(in2) != exr in %v", i)
|
|
}
|
|
}
|
|
|
|
func (s *decCoinTestSuite) TestDecCoinsTruncateDecimal() {
|
|
decCoinA := sdk.NewDecCoinFromDec("bar", sdk.MustNewDecFromStr("5.41"))
|
|
decCoinB := sdk.NewDecCoinFromDec("foo", sdk.MustNewDecFromStr("6.00"))
|
|
|
|
testCases := []struct {
|
|
input sdk.DecCoins
|
|
truncatedCoins sdk.Coins
|
|
changeCoins sdk.DecCoins
|
|
}{
|
|
{sdk.DecCoins{}, sdk.Coins(nil), sdk.DecCoins(nil)},
|
|
{
|
|
sdk.DecCoins{decCoinA, decCoinB},
|
|
sdk.Coins{sdk.NewInt64Coin(decCoinA.Denom, 5), sdk.NewInt64Coin(decCoinB.Denom, 6)},
|
|
sdk.DecCoins{sdk.NewDecCoinFromDec(decCoinA.Denom, sdk.MustNewDecFromStr("0.41"))},
|
|
},
|
|
{
|
|
sdk.DecCoins{decCoinB},
|
|
sdk.Coins{sdk.NewInt64Coin(decCoinB.Denom, 6)},
|
|
sdk.DecCoins(nil),
|
|
},
|
|
}
|
|
|
|
for i, tc := range testCases {
|
|
truncatedCoins, changeCoins := tc.input.TruncateDecimal()
|
|
s.Require().Equal(
|
|
tc.truncatedCoins, truncatedCoins,
|
|
"unexpected truncated coins; tc #%d, input: %s", i, tc.input,
|
|
)
|
|
s.Require().Equal(
|
|
tc.changeCoins, changeCoins,
|
|
"unexpected change coins; tc #%d, input: %s", i, tc.input,
|
|
)
|
|
}
|
|
}
|
|
|
|
func (s *decCoinTestSuite) TestDecCoinsQuoDecTruncate() {
|
|
x := sdk.MustNewDecFromStr("1.00")
|
|
y := sdk.MustNewDecFromStr("10000000000000000000.00")
|
|
|
|
testCases := []struct {
|
|
coins sdk.DecCoins
|
|
input sdk.Dec
|
|
result sdk.DecCoins
|
|
panics bool
|
|
}{
|
|
{sdk.DecCoins{}, sdk.ZeroDec(), sdk.DecCoins(nil), true},
|
|
{sdk.DecCoins{sdk.NewDecCoinFromDec("foo", x)}, y, sdk.DecCoins(nil), false},
|
|
{sdk.DecCoins{sdk.NewInt64DecCoin("foo", 5)}, sdk.NewDec(2), sdk.DecCoins{sdk.NewDecCoinFromDec("foo", sdk.MustNewDecFromStr("2.5"))}, false},
|
|
}
|
|
|
|
for i, tc := range testCases {
|
|
tc := tc
|
|
if tc.panics {
|
|
s.Require().Panics(func() { tc.coins.QuoDecTruncate(tc.input) })
|
|
} else {
|
|
res := tc.coins.QuoDecTruncate(tc.input)
|
|
s.Require().Equal(tc.result, res, "unexpected result; tc #%d, coins: %s, input: %s", i, tc.coins, tc.input)
|
|
}
|
|
}
|
|
}
|
|
|
|
func (s *decCoinTestSuite) TestNewDecCoinsWithIsValid() {
|
|
fake1 := append(sdk.NewDecCoins(sdk.NewDecCoin("mytoken", sdk.NewInt(10))), sdk.DecCoin{Denom: "10BTC", Amount: sdk.NewDec(10)})
|
|
fake2 := append(sdk.NewDecCoins(sdk.NewDecCoin("mytoken", sdk.NewInt(10))), sdk.DecCoin{Denom: "BTC", Amount: sdk.NewDec(-10)})
|
|
|
|
tests := []struct {
|
|
coin sdk.DecCoins
|
|
expectPass bool
|
|
msg string
|
|
}{
|
|
{
|
|
sdk.NewDecCoins(sdk.NewDecCoin("mytoken", sdk.NewInt(10))),
|
|
true,
|
|
"valid coins should have passed",
|
|
},
|
|
{
|
|
fake1,
|
|
false,
|
|
"invalid denoms",
|
|
},
|
|
{
|
|
fake2,
|
|
false,
|
|
"negative amount",
|
|
},
|
|
}
|
|
|
|
for _, tc := range tests {
|
|
tc := tc
|
|
if tc.expectPass {
|
|
s.Require().True(tc.coin.IsValid(), tc.msg)
|
|
} else {
|
|
s.Require().False(tc.coin.IsValid(), tc.msg)
|
|
}
|
|
}
|
|
}
|
|
|
|
func (s *decCoinTestSuite) TestDecCoins_AddDecCoinWithIsValid() {
|
|
lengthTestDecCoins := sdk.NewDecCoins().Add(sdk.NewDecCoin("mytoken", sdk.NewInt(10))).Add(sdk.DecCoin{Denom: "BTC", Amount: sdk.NewDec(10)})
|
|
s.Require().Equal(2, len(lengthTestDecCoins), "should be 2")
|
|
|
|
tests := []struct {
|
|
coin sdk.DecCoins
|
|
expectPass bool
|
|
msg string
|
|
}{
|
|
{
|
|
sdk.NewDecCoins().Add(sdk.NewDecCoin("mytoken", sdk.NewInt(10))),
|
|
true,
|
|
"valid coins should have passed",
|
|
},
|
|
{
|
|
sdk.NewDecCoins().Add(sdk.NewDecCoin("mytoken", sdk.NewInt(10))).Add(sdk.DecCoin{Denom: "0BTC", Amount: sdk.NewDec(10)}),
|
|
false,
|
|
"invalid denoms",
|
|
},
|
|
{
|
|
sdk.NewDecCoins().Add(sdk.NewDecCoin("mytoken", sdk.NewInt(10))).Add(sdk.DecCoin{Denom: "BTC", Amount: sdk.NewDec(-10)}),
|
|
false,
|
|
"negative amount",
|
|
},
|
|
}
|
|
|
|
for _, tc := range tests {
|
|
tc := tc
|
|
if tc.expectPass {
|
|
s.Require().True(tc.coin.IsValid(), tc.msg)
|
|
} else {
|
|
s.Require().False(tc.coin.IsValid(), tc.msg)
|
|
}
|
|
}
|
|
}
|