mirror of
https://github.com/dolthub/dolt.git
synced 2026-01-22 03:00:49 -06:00
84 lines
2.3 KiB
Go
84 lines
2.3 KiB
Go
// Copyright 2021 Dolthub, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package prolly
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import (
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"context"
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"io"
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"testing"
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"github.com/stretchr/testify/require"
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"github.com/dolthub/dolt/go/store/prolly/message"
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"github.com/dolthub/dolt/go/store/prolly/tree"
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"github.com/dolthub/dolt/go/store/val"
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)
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// testMap is a utility type that allows us to create a common test
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// harness for Map, memoryMap, and MutableMap.
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type testMap interface {
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Has(ctx context.Context, key val.Tuple) (bool, error)
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Get(ctx context.Context, key val.Tuple, cb tree.KeyValueFn[val.Tuple, val.Tuple]) (err error)
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IterAll(ctx context.Context) (MapIter, error)
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IterRange(ctx context.Context, rng Range) (MapIter, error)
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Descriptors() (val.TupleDesc, val.TupleDesc)
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}
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var _ testMap = Map{}
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var _ testMap = &MutableMap{}
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func countOrderedMap(t *testing.T, om testMap) (cnt int) {
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iter, err := om.IterAll(context.Background())
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require.NoError(t, err)
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for {
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_, _, err = iter.Next(context.Background())
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if err == io.EOF {
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break
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}
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require.NoError(t, err)
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cnt++
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}
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return cnt
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}
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func keyDescFromMap(om testMap) val.TupleDesc {
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switch m := om.(type) {
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case Map:
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return m.keyDesc
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case *MutableMap:
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return m.keyDesc
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default:
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panic("unknown ordered map")
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}
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}
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func mustProllyMapFromTuples(t *testing.T, kd, vd val.TupleDesc, tuples [][2]val.Tuple) Map {
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ctx := context.Background()
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ns := tree.NewTestNodeStore()
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serializer := message.NewProllyMapSerializer(vd, ns.Pool())
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chunker, err := tree.NewEmptyChunker(ctx, ns, serializer)
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require.NoError(t, err)
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for _, pair := range tuples {
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err := chunker.AddPair(ctx, tree.Item(pair[0]), tree.Item(pair[1]))
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require.NoError(t, err)
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}
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root, err := chunker.Done(ctx)
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require.NoError(t, err)
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return NewMap(root, ns, kd, vd)
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}
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