70 lines
1.3 KiB
Go
70 lines
1.3 KiB
Go
package types
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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dbm "github.com/tendermint/tmlibs/db"
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abci "github.com/tendermint/abci/types"
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"github.com/cosmos/cosmos-sdk/store"
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sdk "github.com/cosmos/cosmos-sdk/types"
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wire "github.com/cosmos/cosmos-sdk/wire"
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)
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type S struct {
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I int64
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B bool
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}
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func defaultComponents(key sdk.StoreKey) (sdk.Context, *wire.Codec) {
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db := dbm.NewMemDB()
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cms := store.NewCommitMultiStore(db)
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cms.MountStoreWithDB(key, sdk.StoreTypeIAVL, db)
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cms.LoadLatestVersion()
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ctx := sdk.NewContext(cms, abci.Header{}, false, nil)
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cdc := wire.NewCodec()
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return ctx, cdc
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}
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func TestListMapper(t *testing.T) {
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key := sdk.NewKVStoreKey("list")
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ctx, cdc := defaultComponents(key)
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lm := NewListMapper(cdc, key)
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val := S{1, true}
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var res S
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lm.Push(ctx, val)
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assert.Equal(t, int64(1), lm.Len(ctx))
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lm.Get(ctx, int64(0), &res)
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assert.Equal(t, val, res)
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val = S{2, false}
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lm.Set(ctx, int64(0), val)
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lm.Get(ctx, int64(0), &res)
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assert.Equal(t, val, res)
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}
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func TestQueueMapper(t *testing.T) {
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key := sdk.NewKVStoreKey("queue")
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ctx, cdc := defaultComponents(key)
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qm := NewQueueMapper(cdc, key)
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val := S{1, true}
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var res S
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qm.Push(ctx, val)
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qm.Peek(ctx, &res)
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assert.Equal(t, val, res)
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qm.Pop(ctx)
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empty := qm.IsEmpty(ctx)
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assert.Equal(t, true, empty)
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assert.Panics(t, func() { qm.Peek(ctx, &res) })
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}
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