76 lines
2.5 KiB
Go
76 lines
2.5 KiB
Go
// Copyright 2023 PingCAP, 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 testutil
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import (
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"fmt"
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"strings"
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"github.com/pingcap/tidb/pkg/expression"
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"github.com/pingcap/tidb/pkg/parser/ast"
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"github.com/pingcap/tidb/pkg/parser/mysql"
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"github.com/pingcap/tidb/pkg/planner/core"
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"github.com/pingcap/tidb/pkg/sessionctx"
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"github.com/pingcap/tidb/pkg/sessionctx/variable"
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"github.com/pingcap/tidb/pkg/types"
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"github.com/pingcap/tidb/pkg/util/mock"
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)
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// WindowTestCase has a fixed schema (col Double, partitionBy LongLong, rawData VarString(16), col LongLong).
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type WindowTestCase struct {
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Ctx sessionctx.Context
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Frame *core.WindowFrame
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WindowFunc string
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RawDataSmall string
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Columns []*expression.Column
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NumFunc int
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Ndv int
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Rows int
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Concurrency int
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Pipelined int
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DataSourceSorted bool
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}
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// String gets case content
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func (a WindowTestCase) String() string {
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return fmt.Sprintf("(func:%v, aggColType:%s, numFunc:%v, ndv:%v, rows:%v, sorted:%v, concurrency:%v, pipelined:%v)",
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a.WindowFunc, a.Columns[0].RetType, a.NumFunc, a.Ndv, a.Rows, a.DataSourceSorted, a.Concurrency, a.Pipelined)
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}
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// DefaultWindowTestCase returns default window test case
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func DefaultWindowTestCase() *WindowTestCase {
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ctx := mock.NewContext()
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ctx.GetSessionVars().InitChunkSize = variable.DefInitChunkSize
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ctx.GetSessionVars().MaxChunkSize = variable.DefMaxChunkSize
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return &WindowTestCase{
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WindowFunc: ast.WindowFuncRowNumber,
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NumFunc: 1,
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Frame: nil,
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Ndv: 1000,
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Rows: 10000000,
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Concurrency: 1,
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Pipelined: 0,
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DataSourceSorted: true,
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Ctx: ctx,
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RawDataSmall: strings.Repeat("x", 16),
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Columns: []*expression.Column{
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{Index: 0, RetType: types.NewFieldType(mysql.TypeDouble)},
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{Index: 1, RetType: types.NewFieldType(mysql.TypeLonglong)},
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{Index: 2, RetType: types.NewFieldType(mysql.TypeVarString)},
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{Index: 3, RetType: types.NewFieldType(mysql.TypeLonglong)},
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},
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}
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}
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