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// SERVER-11118 Tests for $dateToString
load('jstests/aggregation/extras/utils.js');
db = db.getSiblingDB("aggdb");
// Used to verify expected output format
function testFormat(date, formatStr, expectedStr) {
db.dates.drop();
db.dates.insert({date: date});
var res = db.dates.aggregate([{$project: {
_id: 0,
formatted: {
$dateToString: {
format: formatStr,
date: "$date"
}
}
}}]).toArray();
assert.eq(res[0].formatted, expectedStr);
}
// Used to verify that server recognizes bad formats
function testFormatError(formatObj, errCode) {
db.dates.drop();
db.dates.insert({tm: ISODate()});
assertErrorCode(db.dates, {$project: {
_id: 0,
formatted: {
$dateToString: formatObj
}}}, errCode);
}
// Used to verify that only date values are accepted for date parameter
function testDateValueError(dateVal, errCode) {
db.dates.drop();
db.dates.insert({date: dateVal});
assertErrorCode(db.dates, { $project:
{ formatted: { $dateToString : { format: "%Y", date: "$date" }} }
}, errCode);
}
var now = ISODate();
// Use all modifiers we can test with js provided function
testFormat(now,
"%%-%Y-%m-%d-%H-%M-%S-%L",
[
"%",
now.getUTCFullYear().zeroPad(4),
(now.getUTCMonth() + 1).zeroPad(2),
now.getUTCDate().zeroPad(2),
now.getUTCHours().zeroPad(2),
now.getUTCMinutes().zeroPad(2),
now.getUTCSeconds().zeroPad(2),
now.getUTCMilliseconds().zeroPad(3)
].join("-"));
// Padding tests
var padme = ISODate("2001-02-03T04:05:06.007Z");
testFormat(padme, "%%", "%");
testFormat(padme, "%Y", padme.getUTCFullYear().zeroPad(4));
testFormat(padme, "%m", (padme.getUTCMonth() + 1).zeroPad(2));
testFormat(padme, "%d", padme.getUTCDate().zeroPad(2));
testFormat(padme, "%H", padme.getUTCHours().zeroPad(2));
testFormat(padme, "%M", padme.getUTCMinutes().zeroPad(2));
testFormat(padme, "%S", padme.getUTCSeconds().zeroPad(2));
testFormat(padme, "%L", padme.getUTCMilliseconds().zeroPad(3));
// no space and multiple characters between modifiers
testFormat(now,
"%d%d***%d***%d**%d*%d",
[
now.getUTCDate().zeroPad(2),
now.getUTCDate().zeroPad(2),
"***",
now.getUTCDate().zeroPad(2),
"***",
now.getUTCDate().zeroPad(2),
"**",
now.getUTCDate().zeroPad(2),
"*",
now.getUTCDate().zeroPad(2)
].join(""));
// JS doesn't have equivalents of these format specifiers
testFormat(ISODate('1999-01-02 03:04:05.006Z'), "%U-%w-%j", "00-7-002");
// Missing date
testFormatError({format: "%Y"}, 18628);
// Missing format
testFormatError({date: "$date"}, 18627);
// Extra field
testFormatError({format: "%Y", date: "$date", extra: "whyamIhere"}, 18534);
// Not an object
testFormatError(["%Y", "$date"], 18629);
// Use invalid modifier at middle of string
testFormatError({format:"%Y-%q", date: "$date"}, 18536);
// Odd number of percent signs at end
testFormatError({format: "%U-%w-%j-%%%", date:"$date"}, 18535);
// Odd number of percent signs at middle
// will get interpreted as an invalid modifier since it will try to use '%A'
testFormatError({format: "AAAAA%%%AAAAAA", date:"$date"}, 18536);
// Format parameter not a string
testFormatError({format: {iamalion: "roar"}, date:"$date"}, 18533);
///
/// Additional Tests
///
// Test document
var date = ISODate("1999-08-29");
testFormat(date, "%%d", "%d");
//A very long string of "%"s
var longstr = Array(1000).join("%%");
var halfstr = Array(1000).join("%");
testFormat(date, longstr, halfstr);
// Using subexpressions as format strings (eg "format: '$b'")
testFormat(date, "$b", "$b");
// Dates as null (should return a null)
testFormat(null, "%Y", null);
///
/// Using non-date fields as date parameter *should fail*
///
// Array
testDateValueError([], 16006);
testDateValueError([1, 2, 3], 16006);
// Sub-object
testDateValueError({}, 16006);
testDateValueError({a: 1}, 16006);
// String
testDateValueError("blahblahblah", 16006);
// Integer
testDateValueError(1234, 16006);
///
/// Using non-string fields as format strings
///
// Array
testFormatError({format: [], date: "$date"}, 18533);
testFormatError({format: [1, 2, 3], date: "$date"}, 18533);
// Integer
testFormatError({format: 1, date: "$date"}, 18533);
// Date
testFormatError({format: ISODate(), date: "$date"}, 18533);
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