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mongo/jstests/libs/override_methods/detect_spawning_own_mongod.js

52 lines
2.4 KiB
JavaScript

/**
* Define overrides to prevent any test from spawning its own test fixture since certain passthrough
* suites should not contain JS tests that start their own mongod/s.
*/
(function() {
'use strict';
MongoRunner.runMongod = function() {
throw new Error("Detected MongoRunner.runMongod() call in js test from passthrough suite. " +
"Consider moving the test to one of the jstests/noPassthrough/, " +
"jstests/replsets/, or jstests/sharding/ directories.");
};
MongoRunner.runMongos = function() {
throw new Error("Detected MongoRunner.runMongos() call in js test from passthrough suite. " +
"Consider moving the test to one of the jstests/noPassthrough/, " +
"jstests/replsets/, or jstests/sharding/ directories.");
};
const STOverrideConstructor = function() {
throw new Error("Detected ShardingTest() call in js test from passthrough suite. " +
"Consider moving the test to one of the jstests/noPassthrough/, " +
"jstests/replsets/, or jstests/sharding/ directories.");
};
// This Object.assign() lets us modify ShardingTest to use the new overridden constructor but
// still keep any static properties it has.
ShardingTest = Object.assign(STOverrideConstructor, ShardingTest);
const RSTOverrideConstructor = function(opts) {
if (typeof opts !== 'string' && !(opts instanceof String)) {
throw new Error("Detected ReplSetTest() call in js test from passthrough suite. " +
"Consider moving the test to one of the jstests/noPassthrough/, " +
"jstests/replsets/, or jstests/sharding/ directories.");
} else {
// If we are creating a ReplSetTest using a pre-existing replica set, simply reassign
// the old constructor and invoke it.
Object.assign(this, ReplSetTest.overridenConstructor);
return this.overridenConstructor(opts);
}
};
// Capture the old constructor for ReplSetTest in the event that the call to ReplSetTest() is
// attempting to reconstruct a replica set and not creating a new one.
ReplSetTest.overridenConstructor = ReplSetTest;
// Same as the above Object.assign() call. In particular, we want to preserve the
// ReplSetTest.kDefaultTimeoutMS property, which should be accessible to tests in the
// passthrough suite.
ReplSetTest = Object.assign(RSTOverrideConstructor, ReplSetTest);
})();