exports.testDiff = function() {
var a = new Date(2010, 0, 1),
b = new Date(2010, 0, 2);
assert.equal(dates.diff(a, b, "year"), 0);
assert.equal(dates.diff(a, b, "quarter"), 0);
assert.equal(dates.diff(a, b, "month"), 0);
assert.equal(dates.diff(a, b, "week"), 0);
assert.equal(dates.diff(a, b, "day"), 1);
assert.equal(dates.diff(a, b, "hour"), 24);
assert.equal(dates.diff(a, b, "minute"), 1440);
assert.equal(dates.diff(a, b, "second"), 86400);
assert.equal(dates.diff(a, b, "millisecond"), 86400000);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 1,
"hours": 0,
"minutes": 0,
"seconds": 0,
"milliseconds": 0
});
// normal year
b = new Date(2009, 0, 1);
assert.equal(dates.diff(a, b, "year"), 1);
assert.equal(dates.diff(a, b, "quarter"), 4);
assert.equal(dates.diff(a, b, "month"), 12);
assert.equal(dates.diff(a, b, "week"), 52);
assert.equal(dates.diff(a, b, "day"), 365);
assert.equal(dates.diff(a, b, "hour"), 8760);
assert.equal(dates.diff(a, b, "minute"), 525600);
assert.equal(dates.diff(a, b, "second"), 31536000);
assert.equal(dates.diff(a, b, "millisecond"), 31536000000);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 365,
"hours": 0,
"minutes": 0,
"seconds": 0,
"milliseconds": 0
});
// leap year
a = new Date(2012, 0, 1);
b = new Date(2013, 0, 1);
assert.equal(dates.diff(a, b, "year"), 1);
assert.equal(dates.diff(a, b, "quarter"), 4);
assert.equal(dates.diff(a, b, "month"), 12);
assert.equal(dates.diff(a, b, "week"), 52);
assert.equal(dates.diff(a, b, "day"), 366);
assert.equal(dates.diff(a, b, "hour"), 8784);
assert.equal(dates.diff(a, b, "minute"), 527040);
assert.equal(dates.diff(a, b, "second"), 31622400);
assert.equal(dates.diff(a, b, "millisecond"), 31622400000);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 366,
"hours": 0,
"minutes": 0,
"seconds": 0,
"milliseconds": 0
});
// one minute
a = new Date(2012, 0, 1, 0, 1);
b = new Date(2012, 0, 1, 0, 2);
assert.equal(dates.diff(a, b, "year"), 0);
assert.equal(dates.diff(a, b, "quarter"), 0);
assert.equal(dates.diff(a, b, "month"), 0);
assert.equal(dates.diff(a, b, "week"), 0);
assert.equal(dates.diff(a, b, "day"), 0);
assert.equal(dates.diff(a, b, "hour"), 0);
assert.equal(dates.diff(a, b, "minute"), 1);
assert.equal(dates.diff(a, b, "second"), 60);
assert.equal(dates.diff(a, b, "millisecond"), 60000);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 0,
"hours": 0,
"minutes": 1,
"seconds": 0,
"milliseconds": 0
});
// one millisecond
a = new Date(1234567890);
b = new Date(1234567891);
assert.equal(dates.diff(a, b, "year"), 0);
assert.equal(dates.diff(a, b, "quarter"), 0);
assert.equal(dates.diff(a, b, "month"), 0);
assert.equal(dates.diff(a, b, "week"), 0);
assert.equal(dates.diff(a, b, "day"), 0);
assert.equal(dates.diff(a, b, "hour"), 0);
assert.equal(dates.diff(a, b, "minute"), 0);
assert.equal(dates.diff(a, b, "second"), 0);
assert.equal(dates.diff(a, b, "millisecond"), 1);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 0,
"hours": 0,
"minutes": 0,
"seconds": 0,
"milliseconds": 1
});
// more tests (Einstein's life)
a = new Date(1879, 2, 14);
b = new Date(1955, 3, 18);
assert.equal(dates.diff(a, b, "year"), 76);
assert.equal(dates.diff(a, b, "quarter"), 305);
assert.equal(dates.diff(a, b, "month"), 913);
assert.equal(dates.diff(a, b, "week"), 3970);
assert.equal(dates.diff(a, b, "day"), 27792);
// again Einstein, now with time diff
b = new Date(1955, 3, 18, 20, 39, 10, 53);
assert.equal(dates.diff(a, b, "year"), 76);
assert.equal(dates.diff(a, b, "quarter"), 305);
assert.equal(dates.diff(a, b, "month"), 913);
assert.equal(dates.diff(a, b, "week"), 3970);
assert.equal(dates.diff(a, b, "day"), 27793);
};
assert.throws(function() {
dates.diff(a, b, "")
});
exports.testDiff = function() {
var a = new Date(2010, 0, 1),
b = new Date(2010, 0, 2);
assert.equal(dates.diff(a, b, "year"), 0);
assert.equal(dates.diff(a, b, "quarter"), 0);
assert.equal(dates.diff(a, b, "month"), 0);
assert.equal(dates.diff(a, b, "week"), 0);
assert.equal(dates.diff(a, b, "day"), 1);
assert.equal(dates.diff(a, b, "hour"), 24);
assert.equal(dates.diff(a, b, "minute"), 1440);
assert.equal(dates.diff(a, b, "second"), 86400);
assert.equal(dates.diff(a, b, "millisecond"), 86400000);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 1,
"hours": 0,
"minutes": 0,
"seconds": 0,
"milliseconds": 0
});
// normal year
b = new Date(2009, 0, 1);
assert.equal(dates.diff(a, b, "year"), 1);
assert.equal(dates.diff(a, b, "quarter"), 4);
assert.equal(dates.diff(a, b, "month"), 12);
assert.equal(dates.diff(a, b, "week"), 52);
assert.equal(dates.diff(a, b, "day"), 365);
assert.equal(dates.diff(a, b, "hour"), 8760);
assert.equal(dates.diff(a, b, "minute"), 525600);
assert.equal(dates.diff(a, b, "second"), 31536000);
assert.equal(dates.diff(a, b, "millisecond"), 31536000000);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 365,
"hours": 0,
"minutes": 0,
"seconds": 0,
"milliseconds": 0
});
// leap year
a = new Date(2012, 0, 1);
b = new Date(2013, 0, 1);
assert.equal(dates.diff(a, b, "year"), 1);
assert.equal(dates.diff(a, b, "quarter"), 4);
assert.equal(dates.diff(a, b, "month"), 12);
assert.equal(dates.diff(a, b, "week"), 52);
assert.equal(dates.diff(a, b, "day"), 366);
assert.equal(dates.diff(a, b, "hour"), 8784);
assert.equal(dates.diff(a, b, "minute"), 527040);
assert.equal(dates.diff(a, b, "second"), 31622400);
assert.equal(dates.diff(a, b, "millisecond"), 31622400000);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 366,
"hours": 0,
"minutes": 0,
"seconds": 0,
"milliseconds": 0
});
// one minute
a = new Date(2012, 0, 1, 0, 1);
b = new Date(2012, 0, 1, 0, 2);
assert.equal(dates.diff(a, b, "year"), 0);
assert.equal(dates.diff(a, b, "quarter"), 0);
assert.equal(dates.diff(a, b, "month"), 0);
assert.equal(dates.diff(a, b, "week"), 0);
assert.equal(dates.diff(a, b, "day"), 0);
assert.equal(dates.diff(a, b, "hour"), 0);
assert.equal(dates.diff(a, b, "minute"), 1);
assert.equal(dates.diff(a, b, "second"), 60);
assert.equal(dates.diff(a, b, "millisecond"), 60000);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 0,
"hours": 0,
"minutes": 1,
"seconds": 0,
"milliseconds": 0
});
// one millisecond
a = new Date(1234567890);
b = new Date(1234567891);
assert.equal(dates.diff(a, b, "year"), 0);
assert.equal(dates.diff(a, b, "quarter"), 0);
assert.equal(dates.diff(a, b, "month"), 0);
assert.equal(dates.diff(a, b, "week"), 0);
assert.equal(dates.diff(a, b, "day"), 0);
assert.equal(dates.diff(a, b, "hour"), 0);
assert.equal(dates.diff(a, b, "minute"), 0);
assert.equal(dates.diff(a, b, "second"), 0);
assert.equal(dates.diff(a, b, "millisecond"), 1);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 0,
"hours": 0,
"minutes": 0,
"seconds": 0,
"milliseconds": 1
});
// 366 + 31 days = 397 days
a = new Date(Date.UTC(2012, 0, 1));
b = new Date(Date.UTC(2013, 1, 1));
assert.equal(dates.diff(a, b, "year"), 1);
assert.equal(dates.diff(a, b, "quarter"), 4);
assert.equal(dates.diff(a, b, "month"), 13);
assert.equal(dates.diff(a, b, "week"), 56);
assert.equal(dates.diff(a, b, "day"), 397);
// again Einstein, now with time diff
b = new Date(Date.UTC(2013, 1, 1, 20, 20, 20, 20));
assert.equal(dates.diff(a, b, "year"), 1);
assert.equal(dates.diff(a, b, "quarter"), 4);
assert.equal(dates.diff(a, b, "month"), 13);
assert.equal(dates.diff(a, b, "week"), 56);
assert.equal(dates.diff(a, b, "day"), 397);
};
exports.testDiff = function() {
var a = new Date(2010, 0, 1),
b = new Date(2010, 0, 2);
assert.throws(function() {
dates.diff(a, b, "yeard")
});
assert.throws(function() {
dates.diff(a, b, "")
});
assert.equal(dates.diff(a, b, "year"), 0);
assert.equal(dates.diff(a, b, "quarter"), 0);
assert.equal(dates.diff(a, b, "month"), 0);
assert.equal(dates.diff(a, b, "week"), 0);
assert.equal(dates.diff(a, b), 1);
assert.equal(dates.diff(a, b, "day"), 1);
assert.equal(dates.diff(a, b, "hour"), 24);
assert.equal(dates.diff(a, b, "minute"), 1440);
assert.equal(dates.diff(a, b, "second"), 86400);
assert.equal(dates.diff(a, b, "millisecond"), 86400000);
assert.equal(dates.diff(a, b, "years"), 0);
assert.equal(dates.diff(a, b, "quarters"), 0);
assert.equal(dates.diff(a, b, "months"), 0);
assert.equal(dates.diff(a, b, "weeks"), 0);
assert.equal(dates.diff(a, b, "days"), 1);
assert.equal(dates.diff(a, b, "hours"), 24);
assert.equal(dates.diff(a, b, "minutes"), 1440);
assert.equal(dates.diff(a, b, "seconds"), 86400);
assert.equal(dates.diff(a, b, "milliseconds"), 86400000);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 1,
"hours": 0,
"minutes": 0,
"seconds": 0,
"milliseconds": 0
});
// normal year
b = new Date(2009, 0, 1);
assert.equal(dates.diff(a, b, "year"), 1);
assert.equal(dates.diff(a, b, "quarter"), 4);
assert.equal(dates.diff(a, b, "month"), 12);
assert.equal(dates.diff(a, b, "week"), 52);
assert.equal(dates.diff(a, b, "day"), 365);
assert.equal(dates.diff(a, b, "hour"), 8760);
assert.equal(dates.diff(a, b, "minute"), 525600);
assert.equal(dates.diff(a, b, "second"), 31536000);
assert.equal(dates.diff(a, b, "millisecond"), 31536000000);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 365,
"hours": 0,
"minutes": 0,
"seconds": 0,
"milliseconds": 0
});
// leap year
a = new Date(2012, 0, 1);
b = new Date(2013, 0, 1);
assert.equal(dates.diff(a, b, "year"), 1);
assert.equal(dates.diff(a, b, "quarter"), 4);
assert.equal(dates.diff(a, b, "month"), 12);
assert.equal(dates.diff(a, b, "week"), 52);
assert.equal(dates.diff(a, b, "day"), 366);
assert.equal(dates.diff(a, b, "hour"), 8784);
assert.equal(dates.diff(a, b, "minute"), 527040);
assert.equal(dates.diff(a, b, "second"), 31622400);
assert.equal(dates.diff(a, b, "millisecond"), 31622400000);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 366,
"hours": 0,
"minutes": 0,
"seconds": 0,
"milliseconds": 0
});
// one minute
a = new Date(2012, 0, 1, 0, 1);
b = new Date(2012, 0, 1, 0, 2);
assert.equal(dates.diff(a, b, "year"), 0);
assert.equal(dates.diff(a, b, "quarter"), 0);
assert.equal(dates.diff(a, b, "month"), 0);
assert.equal(dates.diff(a, b, "week"), 0);
assert.equal(dates.diff(a, b, "day"), 0);
assert.equal(dates.diff(a, b, "hour"), 0);
assert.equal(dates.diff(a, b, "minute"), 1);
assert.equal(dates.diff(a, b, "second"), 60);
assert.equal(dates.diff(a, b, "millisecond"), 60000);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 0,
"hours": 0,
"minutes": 1,
"seconds": 0,
"milliseconds": 0
});
// one millisecond
a = new Date(1234567890);
b = new Date(1234567891);
assert.equal(dates.diff(a, b, "year"), 0);
assert.equal(dates.diff(a, b, "quarter"), 0);
assert.equal(dates.diff(a, b, "month"), 0);
assert.equal(dates.diff(a, b, "week"), 0);
assert.equal(dates.diff(a, b, "day"), 0);
assert.equal(dates.diff(a, b, "hour"), 0);
assert.equal(dates.diff(a, b, "minute"), 0);
assert.equal(dates.diff(a, b, "second"), 0);
assert.equal(dates.diff(a, b, "millisecond"), 1);
assert.equal(dates.diff(a, b, "years"), 0);
assert.equal(dates.diff(a, b, "quarters"), 0);
assert.equal(dates.diff(a, b, "months"), 0);
assert.equal(dates.diff(a, b, "weeks"), 0);
assert.equal(dates.diff(a, b, "days"), 0);
assert.equal(dates.diff(a, b, "hours"), 0);
assert.equal(dates.diff(a, b, "minutes"), 0);
assert.equal(dates.diff(a, b, "seconds"), 0);
assert.equal(dates.diff(a, b, "milliseconds"), 1);
assert.deepEqual(dates.diff(a, b, "mixed"), {
"days": 0,
"hours": 0,
"minutes": 0,
"seconds": 0,
"milliseconds": 1
});
// 366 + 31 days = 397 days
a = new Date(2012, 0, 1);
b = new Date(2013, 1, 1);
assert.equal(dates.diff(a, b, "year"), 1);
assert.equal(dates.diff(a, b, "quarter"), 4);
assert.equal(dates.diff(a, b, "month"), 13);
assert.equal(dates.diff(a, b, "week"), 56);
assert.equal(dates.diff(a, b, "day"), 397);
// no difference in quarters
a = new Date(2013, 11, 1, 12, 0, 0); // Q4/2013
b = new Date(2013, 9, 1, 12, 0, 0); // Q4/2013
assert.equal(dates.diff(a, b, "year"), 0);
assert.equal(dates.diff(b, a, "year"), 0);
assert.equal(dates.diff(a, b, "quarter"), 0);
assert.equal(dates.diff(b, a, "quarter"), 0);
// 3 quarter difference, same years
a = new Date(2013, 2, 30); // Q1/2013
b = new Date(2013, 9, 2); // Q4/2013
assert.equal(dates.diff(a, b, "year"), 0);
assert.equal(dates.diff(b, a, "year"), 0);
assert.equal(dates.diff(a, b, "quarter"), 3);
assert.equal(dates.diff(b, a, "quarter"), 3);
// 3 quarter difference, different years
a = new Date(2013, 8, 30); // Q3/2013
b = new Date(2014, 5, 30); // Q2/2013
assert.equal(dates.diff(a, b, "year"), 1);
assert.equal(dates.diff(b, a, "year"), 1);
assert.equal(dates.diff(a, b, "quarter"), 3);
assert.equal(dates.diff(b, a, "quarter"), 3);
// 4 quarter difference, different years
a = new Date(2012, 0, 1); // Q4/2012
b = new Date(2013, 0, 1); // Q1/2013
assert.equal(dates.diff(a, b, "year"), 1);
assert.equal(dates.diff(b, a, "year"), 1);
assert.equal(dates.diff(a, b, "quarter"), 4);
assert.equal(dates.diff(b, a, "quarter"), 4);
// 1 quarter difference, different years
a = new Date(2012, 11, 1); // Q4/2012
b = new Date(2013, 0, 1); // Q1/2013
assert.equal(dates.diff(a, b, "year"), 1);
assert.equal(dates.diff(b, a, "year"), 1);
assert.equal(dates.diff(a, b, "quarter"), 1);
assert.equal(dates.diff(b, a, "quarter"), 1);
};