Files
mongo/jstests/aggregation/add_with_date.js
2021-06-11 12:54:42 +00:00

114 lines
5.0 KiB
JavaScript

(function() {
"use strict";
const coll = db.getSiblingDB(jsTestName()).coll;
coll.drop();
function getResultOfExpression(expr) {
const resultArray = coll.aggregate({$project: {computed: expr}}).toArray();
assert.eq(1, resultArray.length);
return resultArray[0].computed;
}
assert.commandWorked(coll.insert({
_id: 0,
decimalVal: NumberDecimal("819.5359123621083"),
doubleVal: 819.536,
int64Val: NumberLong(820),
int32Val: NumberInt(820),
dateVal: ISODate("2019-01-30T07:30:10.137Z"),
overflowDecimal: NumberDecimal("1e5000"),
overflowDouble: 1e1000,
overflowInt64: NumberLong("9223372036854775807"),
nanDouble: NaN,
nanDecimal: NumberDecimal("NaN"),
}));
// Adding a Decimal128 value to a date literal.
assert.eq(ISODate("2019-01-30T07:30:10.957Z"),
getResultOfExpression({$add: ["$decimalVal", ISODate("2019-01-30T07:30:10.137Z")]}));
assert.eq(ISODate("2019-01-30T07:30:10.957Z"),
getResultOfExpression({$add: [ISODate("2019-01-30T07:30:10.137Z"), "$decimalVal"]}));
// Adding a Decimal128 literal to a date value.
assert.eq(ISODate("2019-01-30T07:30:10.957Z"),
getResultOfExpression({$add: ["$dateVal", NumberDecimal("819.5359123621083")]}));
assert.eq(ISODate("2019-01-30T07:30:10.957Z"),
getResultOfExpression({$add: [NumberDecimal("819.5359123621083"), "$dateVal"]}));
// Adding a Decimal128 value to a date value.
assert.eq(ISODate("2019-01-30T07:30:10.957Z"),
getResultOfExpression({$add: ["$dateVal", "$decimalVal"]}));
assert.eq(ISODate("2019-01-30T07:30:10.957Z"),
getResultOfExpression({$add: ["$decimalVal", "$dateVal"]}));
// Adding a double value to a date value.
assert.eq(ISODate("2019-01-30T07:30:10.957Z"),
getResultOfExpression({$add: ["$dateVal", "$doubleVal"]}));
assert.eq(ISODate("2019-01-30T07:30:10.957Z"),
getResultOfExpression({$add: ["$doubleVal", "$dateVal"]}));
// Adding an int64_t value to date value.
assert.eq(ISODate("2019-01-30T07:30:10.957Z"),
getResultOfExpression({$add: ["$dateVal", "$int64Val"]}));
assert.eq(ISODate("2019-01-30T07:30:10.957Z"),
getResultOfExpression({$add: ["$int64Val", "$dateVal"]}));
// Adding an int32_t value to date value.
assert.eq(ISODate("2019-01-30T07:30:10.957Z"),
getResultOfExpression({$add: ["$dateVal", "$int32Val"]}));
assert.eq(ISODate("2019-01-30T07:30:10.957Z"),
getResultOfExpression({$add: ["$int32Val", "$dateVal"]}));
// Addition with a date and multiple values of differing data types.
assert.eq(ISODate("2019-01-30T07:30:12.596Z"),
getResultOfExpression({$add: ["$dateVal", "$decimalVal", "$doubleVal", "$int64Val"]}));
assert.eq(ISODate("2019-01-30T07:30:12.596Z"),
getResultOfExpression({$add: ["$decimalVal", "$dateVal", "$doubleVal", "$int64Val"]}));
assert.eq(ISODate("2019-01-30T07:30:12.596Z"),
getResultOfExpression({$add: ["$decimalVal", "$doubleVal", "$int64Val", "$dateVal"]}));
// The result of an addition must remain in the range of int64_t in order to convert back to a Date;
// an overflow into the domain of double-precision floating point numbers triggers a query-fatal
// error.
assert.throwsWithCode(() => getResultOfExpression({$add: ["$dateVal", "$overflowDouble"]}),
ErrorCodes.Overflow);
assert.throwsWithCode(() => getResultOfExpression({$add: ["$dateVal", "$overflowInt64"]}),
ErrorCodes.Overflow);
assert.throwsWithCode(
() => getResultOfExpression({$add: ["$dateVal", "$int64Val", "$overflowDouble"]}),
ErrorCodes.Overflow);
assert.throwsWithCode(
() => getResultOfExpression({$add: ["$int64Val", "$dateVal", "$overflowDouble"]}),
ErrorCodes.Overflow);
// One quirk of date addition semantics is that an overflow into the domain of Decimal128 is not
// fatal and instead results in an invalid "NaN" Date value.
const nanDate = new Date("");
assert.eq(nanDate, getResultOfExpression({$add: ["$dateVal", "$overflowDecimal"]}));
assert.eq(nanDate,
getResultOfExpression({$add: ["$dateVal", "$overflowDouble", "$overflowDecimal"]}));
assert.eq(nanDate, getResultOfExpression({$add: ["$int64Val", "$dateVal", "$overflowDecimal"]}));
// Adding a double-typed NaN to a date value.
assert.throwsWithCode(() => getResultOfExpression({$add: ["$dateVal", "$nanDouble"]}),
ErrorCodes.Overflow);
assert.throwsWithCode(() => getResultOfExpression({$add: ["$nanDouble", "$dateVal"]}),
ErrorCodes.Overflow);
// Adding a Decimal128-typed NaN to a date value.
assert.eq(nanDate, getResultOfExpression({$add: ["$dateVal", "$nanDecimal"]}));
assert.eq(nanDate, getResultOfExpression({$add: ["$nanDecimal", "$dateVal"]}));
// Addition with a date, a double-typed NaN, and a third value.
assert.throwsWithCode(() => getResultOfExpression({$add: ["$dateVal", "$doubleVal", "$nanDouble"]}),
ErrorCodes.Overflow);
// Addition with a date, and both types of NaN.
assert.eq(nanDate, getResultOfExpression({$add: ["$dateVal", "$nanDouble", "$nanDecimal"]}));
}());