Function TestPutExpressionNestedDeep

pkg/sql/ast/coverage_test.go:261–282

TestPutExpressionNestedDeep tests deeply nested expressions

(t *testing.T)

// TestPutExpressionNestedDeep tests deeply nested expressions
func TestPutExpressionNestedDeep(t *testing.T) {
	// Create a moderately nested binary expression tree
	var createNested func(depth int) Expression
	createNested = func(depth int) Expression {
		if depth == 0 {
			return &Identifier{Name: "leaf"}
		}
		return &BinaryExpression{
			Left:     createNested(depth - 1),
			Right:    createNested(depth - 1),
			Operator: "+",
		}
	}

	// Test with various depths
	for _, depth := range []int{5, 10, 15} {
		t.Run("depth_"+string(rune('0'+depth/10))+string(rune('0'+depth%10)), func(t *testing.T) {
			expr := createNested(depth)
			PutExpression(expr) // Should not stack overflow
		})
	}
}

// TestSpanMethods tests Span() methods on various AST nodes
func TestSpanMethods(t *testing.T) {