mongo/jstests/aggregation/variables/runtime_constants.js

50 lines
1.5 KiB
JavaScript

/*
* Tests the behavior of runtime constants $$IS_MR and $$JS_SCOPE.
*/
import "jstests/libs/sbe_assert_error_override.js";
import {FixtureHelpers} from "jstests/libs/fixture_helpers.js";
const coll = db.runtime_constants;
coll.drop();
assert.commandWorked(coll.insert({x: true}));
// Runtime constant $$IS_MR is unable to be retrieved by users.
assert.commandFailedWithCode(
db.runCommand(
{aggregate: coll.getName(), pipeline: [{$addFields: {testField: "$$IS_MR"}}], cursor: {}}),
[51144]);
// Runtime constant $$JS_SCOPE is unable to be retrieved by users.
assert.commandFailedWithCode(
db.runCommand(
{aggregate: coll.getName(), pipeline: [{$addFields: {field: "$$JS_SCOPE"}}], cursor: {}}),
[51144]);
// Tests that runtimeConstants can't be specified on a mongod if fromMongos is false.
const rtc = {
localNow: new Date(),
clusterTime: new Timestamp(0, 0),
};
if (!FixtureHelpers.isMongos(db)) {
// RuntimeConstants is disallowed when fromMongos is false.
assert.commandFailedWithCode(db.runCommand({
aggregate: coll.getName(),
pipeline: [{$project: {_id: 0}}],
cursor: {},
runtimeConstants: rtc,
fromMongos: false
}),
463840);
// RuntimeConstants is allowed when fromMongos is true.
assert.commandWorked(db.runCommand({
aggregate: coll.getName(),
pipeline: [{$project: {_id: 0}}],
cursor: {},
runtimeConstants: rtc,
fromMongos: true
}));
}