t specified as number, value greater than 1000" },

            // font-weight as calc()
            { value: "calc(900.7 - 200.1 * 2) calc(12px + 12px) Arial",     isValid:true,   expectedWeight:"500.5", message: "Font weight specified as calc()" },
            { value: "calc(400.5 - 200.1 * 2) 24px Arial",                  isValid:true,   expectedWeight:"1",     message: "Font weight specified as calc(), value smaller than 1" },
            { value: "calc(400.5 + 300.1 * 2) 24px Arial",                  i