Files
tidb/pkg/util/ranger/context/context_test.go

64 lines
2.3 KiB
Go

// Copyright 2024 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package context
import (
"testing"
"github.com/pingcap/tidb/pkg/errctx"
"github.com/pingcap/tidb/pkg/expression/contextstatic"
"github.com/pingcap/tidb/pkg/types"
contextutil "github.com/pingcap/tidb/pkg/util/context"
"github.com/pingcap/tidb/pkg/util/deeptest"
"github.com/stretchr/testify/require"
)
func TestContextDetach(t *testing.T) {
warnHandler := contextutil.NewStaticWarnHandler(5)
planCacheTracker := contextutil.NewPlanCacheTracker(warnHandler)
rangeFallbackHandler := contextutil.NewRangeFallbackHandler(&planCacheTracker, warnHandler)
obj := &RangerContext{
TypeCtx: types.DefaultStmtNoWarningContext,
ErrCtx: errctx.StrictNoWarningContext,
ExprCtx: contextstatic.NewStaticExprContext(),
RangeFallbackHandler: &rangeFallbackHandler,
PlanCacheTracker: &planCacheTracker,
OptimizerFixControl: map[uint64]string{1: "a"},
UseCache: true,
InPreparedPlanBuilding: true,
RegardNULLAsPoint: true,
OptPrefixIndexSingleScan: true,
}
ignorePath := []string{
"$.TypeCtx",
"$.ErrCtx",
"$.ExprCtx",
"$.RangeFallbackHandler",
"$.PlanCacheTracker",
}
deeptest.AssertRecursivelyNotEqual(t, obj, &RangerContext{}, deeptest.WithIgnorePath(ignorePath))
staticObj := obj.Detach(obj.ExprCtx)
deeptest.AssertDeepClonedEqual(t, obj, staticObj, deeptest.WithIgnorePath(ignorePath))
require.Equal(t, obj.TypeCtx, staticObj.TypeCtx)
require.Equal(t, obj.ErrCtx, staticObj.ErrCtx)
require.Equal(t, obj.ExprCtx, staticObj.ExprCtx)
require.Equal(t, obj.RangeFallbackHandler, staticObj.RangeFallbackHandler)
require.Equal(t, obj.PlanCacheTracker, staticObj.PlanCacheTracker)
}