64 lines
2.3 KiB
Go
64 lines
2.3 KiB
Go
// Copyright 2024 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 context
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import (
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"testing"
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"github.com/pingcap/tidb/pkg/errctx"
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"github.com/pingcap/tidb/pkg/expression/contextstatic"
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"github.com/pingcap/tidb/pkg/types"
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contextutil "github.com/pingcap/tidb/pkg/util/context"
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"github.com/pingcap/tidb/pkg/util/deeptest"
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"github.com/stretchr/testify/require"
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)
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func TestContextDetach(t *testing.T) {
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warnHandler := contextutil.NewStaticWarnHandler(5)
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planCacheTracker := contextutil.NewPlanCacheTracker(warnHandler)
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rangeFallbackHandler := contextutil.NewRangeFallbackHandler(&planCacheTracker, warnHandler)
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obj := &RangerContext{
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TypeCtx: types.DefaultStmtNoWarningContext,
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ErrCtx: errctx.StrictNoWarningContext,
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ExprCtx: contextstatic.NewStaticExprContext(),
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RangeFallbackHandler: &rangeFallbackHandler,
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PlanCacheTracker: &planCacheTracker,
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OptimizerFixControl: map[uint64]string{1: "a"},
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UseCache: true,
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InPreparedPlanBuilding: true,
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RegardNULLAsPoint: true,
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OptPrefixIndexSingleScan: true,
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}
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ignorePath := []string{
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"$.TypeCtx",
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"$.ErrCtx",
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"$.ExprCtx",
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"$.RangeFallbackHandler",
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"$.PlanCacheTracker",
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}
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deeptest.AssertRecursivelyNotEqual(t, obj, &RangerContext{}, deeptest.WithIgnorePath(ignorePath))
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staticObj := obj.Detach(obj.ExprCtx)
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deeptest.AssertDeepClonedEqual(t, obj, staticObj, deeptest.WithIgnorePath(ignorePath))
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require.Equal(t, obj.TypeCtx, staticObj.TypeCtx)
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require.Equal(t, obj.ErrCtx, staticObj.ErrCtx)
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require.Equal(t, obj.ExprCtx, staticObj.ExprCtx)
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require.Equal(t, obj.RangeFallbackHandler, staticObj.RangeFallbackHandler)
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require.Equal(t, obj.PlanCacheTracker, staticObj.PlanCacheTracker)
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}
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