261 lines
8.9 KiB
Go
261 lines
8.9 KiB
Go
package keeper
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import (
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"testing"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/stake/types"
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"github.com/stretchr/testify/require"
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)
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// tests GetDelegation, GetDelegations, SetDelegation, RemoveDelegation, GetDelegations
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func TestDelegation(t *testing.T) {
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ctx, _, keeper := CreateTestInput(t, false, 10)
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pool := keeper.GetPool(ctx)
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//construct the validators
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amts := []int64{9, 8, 7}
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var validators [3]types.Validator
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for i, amt := range amts {
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validators[i] = types.NewValidator(addrVals[i], PKs[i], types.Description{})
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validators[i], pool, _ = validators[i].AddTokensFromDel(pool, amt)
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}
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keeper.SetPool(ctx, pool)
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validators[0] = keeper.UpdateValidator(ctx, validators[0])
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validators[1] = keeper.UpdateValidator(ctx, validators[1])
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validators[2] = keeper.UpdateValidator(ctx, validators[2])
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// first add a validators[0] to delegate too
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bond1to1 := types.Delegation{
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DelegatorAddr: addrDels[0],
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ValidatorAddr: addrVals[0],
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Shares: sdk.NewRat(9),
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}
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// check the empty keeper first
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_, found := keeper.GetDelegation(ctx, addrDels[0], addrVals[0])
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require.False(t, found)
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// set and retrieve a record
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keeper.SetDelegation(ctx, bond1to1)
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resBond, found := keeper.GetDelegation(ctx, addrDels[0], addrVals[0])
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require.True(t, found)
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require.True(t, bond1to1.Equal(resBond))
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// modify a records, save, and retrieve
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bond1to1.Shares = sdk.NewRat(99)
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keeper.SetDelegation(ctx, bond1to1)
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resBond, found = keeper.GetDelegation(ctx, addrDels[0], addrVals[0])
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require.True(t, found)
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require.True(t, bond1to1.Equal(resBond))
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// add some more records
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bond1to2 := types.Delegation{addrDels[0], addrVals[1], sdk.NewRat(9), 0}
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bond1to3 := types.Delegation{addrDels[0], addrVals[2], sdk.NewRat(9), 1}
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bond2to1 := types.Delegation{addrDels[1], addrVals[0], sdk.NewRat(9), 2}
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bond2to2 := types.Delegation{addrDels[1], addrVals[1], sdk.NewRat(9), 3}
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bond2to3 := types.Delegation{addrDels[1], addrVals[2], sdk.NewRat(9), 4}
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keeper.SetDelegation(ctx, bond1to2)
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keeper.SetDelegation(ctx, bond1to3)
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keeper.SetDelegation(ctx, bond2to1)
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keeper.SetDelegation(ctx, bond2to2)
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keeper.SetDelegation(ctx, bond2to3)
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// test all bond retrieve capabilities
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resBonds := keeper.GetDelegations(ctx, addrDels[0], 5)
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require.Equal(t, 3, len(resBonds))
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require.True(t, bond1to1.Equal(resBonds[0]))
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require.True(t, bond1to2.Equal(resBonds[1]))
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require.True(t, bond1to3.Equal(resBonds[2]))
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resBonds = keeper.GetDelegations(ctx, addrDels[0], 3)
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require.Equal(t, 3, len(resBonds))
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resBonds = keeper.GetDelegations(ctx, addrDels[0], 2)
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require.Equal(t, 2, len(resBonds))
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resBonds = keeper.GetDelegations(ctx, addrDels[1], 5)
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require.Equal(t, 3, len(resBonds))
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require.True(t, bond2to1.Equal(resBonds[0]))
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require.True(t, bond2to2.Equal(resBonds[1]))
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require.True(t, bond2to3.Equal(resBonds[2]))
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allBonds := keeper.GetAllDelegations(ctx)
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require.Equal(t, 6, len(allBonds))
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require.True(t, bond1to1.Equal(allBonds[0]))
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require.True(t, bond1to2.Equal(allBonds[1]))
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require.True(t, bond1to3.Equal(allBonds[2]))
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require.True(t, bond2to1.Equal(allBonds[3]))
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require.True(t, bond2to2.Equal(allBonds[4]))
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require.True(t, bond2to3.Equal(allBonds[5]))
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// delete a record
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keeper.RemoveDelegation(ctx, bond2to3)
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_, found = keeper.GetDelegation(ctx, addrDels[1], addrVals[2])
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require.False(t, found)
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resBonds = keeper.GetDelegations(ctx, addrDels[1], 5)
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require.Equal(t, 2, len(resBonds))
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require.True(t, bond2to1.Equal(resBonds[0]))
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require.True(t, bond2to2.Equal(resBonds[1]))
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// delete all the records from delegator 2
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keeper.RemoveDelegation(ctx, bond2to1)
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keeper.RemoveDelegation(ctx, bond2to2)
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_, found = keeper.GetDelegation(ctx, addrDels[1], addrVals[0])
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require.False(t, found)
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_, found = keeper.GetDelegation(ctx, addrDels[1], addrVals[1])
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require.False(t, found)
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resBonds = keeper.GetDelegations(ctx, addrDels[1], 5)
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require.Equal(t, 0, len(resBonds))
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}
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// tests Get/Set/Remove UnbondingDelegation
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func TestUnbondingDelegation(t *testing.T) {
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ctx, _, keeper := CreateTestInput(t, false, 0)
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ubd := types.UnbondingDelegation{
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DelegatorAddr: addrDels[0],
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ValidatorAddr: addrVals[0],
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CreationHeight: 0,
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MinTime: 0,
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Balance: sdk.NewInt64Coin("steak", 5),
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}
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// set and retrieve a record
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keeper.SetUnbondingDelegation(ctx, ubd)
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resBond, found := keeper.GetUnbondingDelegation(ctx, addrDels[0], addrVals[0])
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require.True(t, found)
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require.True(t, ubd.Equal(resBond))
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// modify a records, save, and retrieve
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ubd.Balance = sdk.NewInt64Coin("steak", 21)
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keeper.SetUnbondingDelegation(ctx, ubd)
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resBond, found = keeper.GetUnbondingDelegation(ctx, addrDels[0], addrVals[0])
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require.True(t, found)
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require.True(t, ubd.Equal(resBond))
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// delete a record
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keeper.RemoveUnbondingDelegation(ctx, ubd)
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_, found = keeper.GetUnbondingDelegation(ctx, addrDels[0], addrVals[0])
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require.False(t, found)
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}
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func TestUnbondDelegation(t *testing.T) {
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ctx, _, keeper := CreateTestInput(t, false, 0)
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pool := keeper.GetPool(ctx)
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pool.LooseTokens = sdk.NewRat(10)
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//create a validator and a delegator to that validator
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validator := types.NewValidator(addrVals[0], PKs[0], types.Description{})
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validator, pool, issuedShares := validator.AddTokensFromDel(pool, 10)
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require.Equal(t, int64(10), issuedShares.RoundInt64())
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keeper.SetPool(ctx, pool)
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validator = keeper.UpdateValidator(ctx, validator)
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pool = keeper.GetPool(ctx)
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require.Equal(t, int64(10), pool.BondedTokens.RoundInt64())
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require.Equal(t, int64(10), validator.BondedTokens().RoundInt64())
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delegation := types.Delegation{
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DelegatorAddr: addrDels[0],
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ValidatorAddr: addrVals[0],
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Shares: issuedShares,
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}
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keeper.SetDelegation(ctx, delegation)
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var err error
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var amount sdk.Rat
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amount, err = keeper.unbond(ctx, addrDels[0], addrVals[0], sdk.NewRat(6))
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require.NoError(t, err)
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require.Equal(t, int64(6), amount.RoundInt64()) // shares to be added to an unbonding delegation / redelegation
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delegation, found := keeper.GetDelegation(ctx, addrDels[0], addrVals[0])
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require.True(t, found)
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validator, found = keeper.GetValidator(ctx, addrVals[0])
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require.True(t, found)
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pool = keeper.GetPool(ctx)
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require.Equal(t, int64(4), delegation.Shares.RoundInt64())
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require.Equal(t, int64(4), validator.BondedTokens().RoundInt64())
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require.Equal(t, int64(6), pool.LooseTokens.RoundInt64(), "%v", pool)
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require.Equal(t, int64(4), pool.BondedTokens.RoundInt64())
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}
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// Make sure that that the retrieving the delegations doesn't affect the state
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func TestGetRedelegationsFromValidator(t *testing.T) {
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ctx, _, keeper := CreateTestInput(t, false, 0)
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rd := types.Redelegation{
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DelegatorAddr: addrDels[0],
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ValidatorSrcAddr: addrVals[0],
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ValidatorDstAddr: addrVals[1],
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CreationHeight: 0,
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MinTime: 0,
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SharesSrc: sdk.NewRat(5),
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SharesDst: sdk.NewRat(5),
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}
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// set and retrieve a record
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keeper.SetRedelegation(ctx, rd)
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resBond, found := keeper.GetRedelegation(ctx, addrDels[0], addrVals[0], addrVals[1])
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require.True(t, found)
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// get the redelegations one time
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redelegations := keeper.GetRedelegationsFromValidator(ctx, addrVals[0])
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require.Equal(t, 1, len(redelegations))
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require.True(t, redelegations[0].Equal(resBond))
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// get the redelegations a second time, should be exactly the same
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redelegations = keeper.GetRedelegationsFromValidator(ctx, addrVals[0])
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require.Equal(t, 1, len(redelegations))
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require.True(t, redelegations[0].Equal(resBond))
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}
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// tests Get/Set/Remove/Has UnbondingDelegation
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func TestRedelegation(t *testing.T) {
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ctx, _, keeper := CreateTestInput(t, false, 0)
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rd := types.Redelegation{
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DelegatorAddr: addrDels[0],
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ValidatorSrcAddr: addrVals[0],
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ValidatorDstAddr: addrVals[1],
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CreationHeight: 0,
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MinTime: 0,
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SharesSrc: sdk.NewRat(5),
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SharesDst: sdk.NewRat(5),
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}
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// test shouldn't have and redelegations
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has := keeper.HasReceivingRedelegation(ctx, addrDels[0], addrVals[1])
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require.False(t, has)
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// set and retrieve a record
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keeper.SetRedelegation(ctx, rd)
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resBond, found := keeper.GetRedelegation(ctx, addrDels[0], addrVals[0], addrVals[1])
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require.True(t, found)
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redelegations := keeper.GetRedelegationsFromValidator(ctx, addrVals[0])
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require.Equal(t, 1, len(redelegations))
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require.True(t, redelegations[0].Equal(resBond))
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// check if has the redelegation
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has = keeper.HasReceivingRedelegation(ctx, addrDels[0], addrVals[1])
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require.True(t, has)
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// modify a records, save, and retrieve
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rd.SharesSrc = sdk.NewRat(21)
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rd.SharesDst = sdk.NewRat(21)
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keeper.SetRedelegation(ctx, rd)
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resBond, found = keeper.GetRedelegation(ctx, addrDels[0], addrVals[0], addrVals[1])
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require.True(t, found)
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require.True(t, rd.Equal(resBond))
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redelegations = keeper.GetRedelegationsFromValidator(ctx, addrVals[0])
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require.Equal(t, 1, len(redelegations))
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require.True(t, redelegations[0].Equal(resBond))
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// delete a record
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keeper.RemoveRedelegation(ctx, rd)
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_, found = keeper.GetRedelegation(ctx, addrDels[0], addrVals[0], addrVals[1])
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require.False(t, found)
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}
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