cosmos-sdk/collections/triple_test.go

75 lines
2.5 KiB
Go

package collections_test
import (
"testing"
"github.com/stretchr/testify/require"
"cosmossdk.io/collections"
"cosmossdk.io/collections/colltest"
coretesting "cosmossdk.io/core/testing"
)
func TestTriple(t *testing.T) {
kc := collections.TripleKeyCodec(collections.Uint64Key, collections.StringKey, collections.BytesKey)
t.Run("conformance", func(t *testing.T) {
colltest.TestKeyCodec(t, kc, collections.Join3(uint64(1), "2", []byte("3")))
})
}
func TestTripleRange(t *testing.T) {
ctx := coretesting.Context()
sk := coretesting.KVStoreService(ctx, "test")
schema := collections.NewSchemaBuilder(sk)
// this is a key composed of 3 parts: uint64, string, []byte
kc := collections.TripleKeyCodec(collections.Uint64Key, collections.StringKey, collections.BytesKey)
keySet := collections.NewKeySet(schema, collections.NewPrefix(0), "triple", kc)
keys := []collections.Triple[uint64, string, []byte]{
collections.Join3(uint64(1), "A", []byte("1")),
collections.Join3(uint64(1), "A", []byte("2")),
collections.Join3(uint64(1), "B", []byte("3")),
collections.Join3(uint64(2), "B", []byte("4")),
}
for _, k := range keys {
require.NoError(t, keySet.Set(ctx, k))
}
// we prefix over (1) we expect 3 results
iter, err := keySet.Iterate(ctx, collections.NewPrefixedTripleRange[uint64, string, []byte](uint64(1)))
require.NoError(t, err)
gotKeys, err := iter.Keys()
require.NoError(t, err)
require.Equal(t, keys[:3], gotKeys)
// we prefix over (1) with "reverse" enabled, we expect 3 results in reverse order
iter, err = keySet.Iterate(ctx, collections.NewPrefixedTripleRangeReversed[uint64, string, []byte](uint64(1)))
require.NoError(t, err)
gotKeys, err = iter.Keys()
require.NoError(t, err)
require.Len(t, gotKeys, 3)
for i := range gotKeys {
require.Equal(t, gotKeys[i], keys[len(gotKeys)-i-1])
}
// we super prefix over Join(1, "A") we expect 2 results
iter, err = keySet.Iterate(ctx, collections.NewSuperPrefixedTripleRange[uint64, string, []byte](1, "A"))
require.NoError(t, err)
gotKeys, err = iter.Keys()
require.NoError(t, err)
require.Equal(t, keys[:2], gotKeys)
// we prefix over Join(1, "A") with "reverse" enabled, we expect 2 results in reverse order
iter, err = keySet.Iterate(ctx, collections.NewSuperPrefixedTripleRangeReversed[uint64, string, []byte](1, "A"))
require.NoError(t, err)
gotKeys, err = iter.Keys()
require.NoError(t, err)
require.Len(t, gotKeys, 2)
for i := range gotKeys {
require.Equal(t, gotKeys[i], keys[len(gotKeys)-i-1])
}
}