Function TestMakeExprContextStatic

pkg/expression/exprstatic/exprctx_test.go:164–202

(t *testing.T)

}

func TestMakeExprContextStatic(t *testing.T) {
	evalCtx := NewEvalContext()
	planCacheTracker := contextutil.NewPlanCacheTracker(evalCtx.warnHandler)
	obj := NewExprContext(
		WithEvalCtx(evalCtx),
		WithCharset("a", "b"),
		WithDefaultCollationForUTF8MB4("c"),
		WithBlockEncryptionMode("d"),
		WithSysDateIsNow(true),
		WithNoopFuncsMode(1),
		WithRng(mathutil.NewWithSeed(12345678)),
		WithPlanCacheTracker(&planCacheTracker),
		WithColumnIDAllocator(exprctx.NewSimplePlanColumnIDAllocator(1)),
		WithConnectionID(1),
		WithWindowingUseHighPrecision(false),
		WithGroupConcatMaxLen(1),
	)

	ignorePath := []string{
		"$.exprCtxState.evalCtx**",
	}
	deeptest.AssertRecursivelyNotEqual(t, obj, NewExprContext(),
		deeptest.WithIgnorePath(ignorePath),
		deeptest.WithPointerComparePath([]string{
			"$.exprCtxState.rng",
			"$.exprCtxState.planCacheTracker",
		}),
	)

	staticObj := MakeExprContextStatic(obj)
	deeptest.AssertDeepClonedEqual(t, obj, staticObj,
		deeptest.WithIgnorePath(ignorePath),
		deeptest.WithPointerComparePath([]string{
			"$.exprCtxState.rng",
			"$.exprCtxState.planCacheTracker",
		}))

	require.NotSame(t, obj.GetEvalCtx(), staticObj.GetEvalCtx())
}

func TestExprCtxLoadSystemVars(t *testing.T) {
	vars := []struct {