cosmos-sdk/x/crisis/migrations/v2/migrate_test.go

46 lines
1.3 KiB
Go

package v2_test
import (
"testing"
"github.com/stretchr/testify/require"
"github.com/cosmos/cosmos-sdk/testutil"
sdk "github.com/cosmos/cosmos-sdk/types"
moduletestutil "github.com/cosmos/cosmos-sdk/types/module/testutil"
v2 "github.com/cosmos/cosmos-sdk/x/crisis/migrations/v2"
"github.com/cosmos/cosmos-sdk/x/crisis/types"
"github.com/cosmos/cosmos-sdk/x/distribution"
)
type mockSubspace struct {
constantFee sdk.Coin
}
func newMockSubspace(fee sdk.Coin) mockSubspace {
return mockSubspace{constantFee: fee}
}
func (ms mockSubspace) Get(ctx sdk.Context, key []byte, ptr interface{}) {
*ptr.(*sdk.Coin) = ms.constantFee
}
func TestMigrate(t *testing.T) {
encCfg := moduletestutil.MakeTestEncodingConfig(distribution.AppModuleBasic{})
cdc := encCfg.Codec
storeKey := sdk.NewKVStoreKey(v2.ModuleName)
tKey := sdk.NewTransientStoreKey("transient_test")
ctx := testutil.DefaultContext(storeKey, tKey)
store := ctx.KVStore(storeKey)
legacySubspace := newMockSubspace(types.DefaultGenesisState().ConstantFee)
require.NoError(t, v2.MigrateStore(ctx, storeKey, legacySubspace, cdc))
var res sdk.Coin
bz := store.Get(v2.ConstantFeeKey)
require.NoError(t, cdc.Unmarshal(bz, &res))
require.NotNil(t, res)
require.Equal(t, legacySubspace.constantFee, res)
}