解决方法
根据消息来源,仅在断言失败时才打印消息.
assert.equal = function equal(actual,expected,message) { if (actual != expected) fail(actual,message,'==',assert.equal); };
为了完整起见,这里是失败的定义.
function fail(actual,operator,stackStartFunction) { throw new assert.AssertionError({ message: message,actual: actual,expected: expected,operator: operator,stackStartFunction: stackStartFunction }); }