53 lines
1.4 KiB
Go
53 lines
1.4 KiB
Go
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package v4_test
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import (
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"testing"
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"github.com/cosmos/cosmos-sdk/testutil"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/evmos/ethermint/app"
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"github.com/evmos/ethermint/encoding"
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v4 "github.com/evmos/ethermint/x/feemarket/migrations/v4"
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v4types "github.com/evmos/ethermint/x/feemarket/migrations/v4/types"
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"github.com/evmos/ethermint/x/feemarket/types"
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"github.com/stretchr/testify/require"
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)
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type mockSubspace struct {
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ps v4types.Params
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}
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func newMockSubspaceEmpty() mockSubspace {
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return mockSubspace{}
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}
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func newMockSubspace(ps v4types.Params) mockSubspace {
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return mockSubspace{ps: ps}
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}
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func (ms mockSubspace) GetParamSetIfExists(ctx sdk.Context, ps types.LegacyParams) {
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*ps.(*v4types.Params) = ms.ps
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}
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func TestMigrate(t *testing.T) {
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encCfg := encoding.MakeConfig(app.ModuleBasics)
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cdc := encCfg.Codec
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storeKey := sdk.NewKVStoreKey(types.ModuleName)
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tKey := sdk.NewTransientStoreKey("transient_test")
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ctx := testutil.DefaultContext(storeKey, tKey)
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kvStore := ctx.KVStore(storeKey)
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legacySubspaceEmpty := newMockSubspaceEmpty()
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require.Error(t, v4.MigrateStore(ctx, storeKey, legacySubspaceEmpty, cdc))
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legacySubspace := newMockSubspace(v4types.DefaultParams())
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require.NoError(t, v4.MigrateStore(ctx, storeKey, legacySubspace, cdc))
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paramsBz := kvStore.Get(v4types.ParamsKey)
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var params v4types.Params
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cdc.MustUnmarshal(paramsBz, ¶ms)
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require.Equal(t, params, legacySubspace.ps)
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}
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