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improved coverage for date_format

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This commit is contained in:
Gareth Jones 2013-06-17 16:00:42 +10:00
parent efc4e36317
commit 652888944b
2 changed files with 46 additions and 30 deletions
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57
lib/date_format.js
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@ -4,34 +4,6 @@ exports.ISO8601_WITH_TZ_OFFSET_FORMAT = "yyyy-MM-ddThh:mm:ssO";
exports.DATETIME_FORMAT = "dd MM yyyy hh:mm:ss.SSS"; exports.DATETIME_FORMAT = "dd MM yyyy hh:mm:ss.SSS";
exports.ABSOLUTETIME_FORMAT = "hh:mm:ss.SSS"; exports.ABSOLUTETIME_FORMAT = "hh:mm:ss.SSS";
exports.asString = function(/*format,*/ date) {
var format = exports.ISO8601_FORMAT;
if (typeof(date) === "string") {
format = arguments[0];
date = arguments[1];
}
var vDay = addZero(date.getDate());
var vMonth = addZero(date.getMonth()+1);
var vYearLong = addZero(date.getFullYear());
var vYearShort = addZero(date.getFullYear().toString().substring(3,4));
var vYear = (format.indexOf("yyyy") > -1 ? vYearLong : vYearShort);
var vHour = addZero(date.getHours());
var vMinute = addZero(date.getMinutes());
var vSecond = addZero(date.getSeconds());
var vMillisecond = padWithZeros(date.getMilliseconds(), 3);
var vTimeZone = offset(date);
var formatted = format
.replace(/dd/g, vDay)
.replace(/MM/g, vMonth)
.replace(/y{1,4}/g, vYear)
.replace(/hh/g, vHour)
.replace(/mm/g, vMinute)
.replace(/ss/g, vSecond)
.replace(/SSS/g, vMillisecond)
.replace(/O/g, vTimeZone);
return formatted;
function padWithZeros(vNumber, width) { function padWithZeros(vNumber, width) {
var numAsString = vNumber + ""; var numAsString = vNumber + "";
while (numAsString.length < width) { while (numAsString.length < width) {
@ -62,4 +34,33 @@ exports.asString = function(/*format,*/ date) {
} }
return date.getTimezoneOffset() < 0 ? "+"+h+m : "-"+h+m; return date.getTimezoneOffset() < 0 ? "+"+h+m : "-"+h+m;
} }
exports.asString = function(/*format,*/ date) {
var format = exports.ISO8601_FORMAT;
if (typeof(date) === "string") {
format = arguments[0];
date = arguments[1];
}
var vDay = addZero(date.getDate());
var vMonth = addZero(date.getMonth()+1);
var vYearLong = addZero(date.getFullYear());
var vYearShort = addZero(date.getFullYear().toString().substring(3,4));
var vYear = (format.indexOf("yyyy") > -1 ? vYearLong : vYearShort);
var vHour = addZero(date.getHours());
var vMinute = addZero(date.getMinutes());
var vSecond = addZero(date.getSeconds());
var vMillisecond = padWithZeros(date.getMilliseconds(), 3);
var vTimeZone = offset(date);
var formatted = format
.replace(/dd/g, vDay)
.replace(/MM/g, vMonth)
.replace(/y{1,4}/g, vYear)
.replace(/hh/g, vHour)
.replace(/mm/g, vMinute)
.replace(/ss/g, vSecond)
.replace(/SSS/g, vMillisecond)
.replace(/O/g, vTimeZone);
return formatted;
}; };

15
test/date_format-test.js
View File

@ -19,6 +19,21 @@ vows.describe('date_format').addBatch({
dateFormat.asString(date), dateFormat.asString(date),
'2010-01-11 14:31:30.005' '2010-01-11 14:31:30.005'
); );
},
/* this test will only pass in Australia (GMT+11) - javascript doesn't
provide a way to change or specify a Date's timezone
'should provide a ISO8601 with timezone offset format': function(date) {
assert.equal(
dateFormat.asString(dateFormat.ISO8601_WITH_TZ_OFFSET_FORMAT, date),
"2010-01-11T14:31:30+1100"
);
},
*/
'should provide a just-the-time format': function(date) {
assert.equal(
dateFormat.asString(dateFormat.ABSOLUTETIME_FORMAT, date),
'14:31:30.005'
);
} }
} }
}).export(module); }).export(module);