Function TestIdentifier

pkg/sql/ast/nodes_test.go:697–739

Test Identifier node

(t *testing.T)

// Test Identifier node
func TestIdentifier(t *testing.T) {
	tests := []struct {
		name        string
		identifier  *Identifier
		wantLiteral string
	}{
		{
			name:        "simple identifier",
			identifier:  &Identifier{Name: "id"},
			wantLiteral: "id",
		},
		{
			name:        "qualified identifier",
			identifier:  &Identifier{Table: "users", Name: "id"},
			wantLiteral: "id",
		},
		{
			name:        "asterisk identifier",
			identifier:  &Identifier{Name: "*"},
			wantLiteral: "*",
		},
	}

	for _, tt := range tests {
		tt := tt // G601: Create local copy to avoid memory aliasing
		t.Run(tt.name, func(t *testing.T) {
			// Test TokenLiteral
			if got := tt.identifier.TokenLiteral(); got != tt.wantLiteral {
				t.Errorf("Identifier.TokenLiteral() = %v, want %v", got, tt.wantLiteral)
			}

			// Test Children
			children := tt.identifier.Children()
			if children != nil {
				t.Errorf("Identifier.Children() = %v, want nil", children)
			}

			// Test that it implements Expression interface
			var _ Expression = tt.identifier
			tt.identifier.expressionNode()
		})
	}
}

// Test BinaryExpression node
func TestBinaryExpression(t *testing.T) {