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/**
* Tests for the command assertion functions in mongo/shell/assert.js.
*/
(function() {
"use strict";
const conn = MongoRunner.runMongod();
const db = conn.getDB("commandAssertions");
const kFakeErrCode = 1234567890;
const tests = [];
const sampleWriteConcernError = {
n: 1,
ok: 1,
writeConcernError: {
code: ErrorCodes.WriteConcernFailed,
codeName: "WriteConcernFailed",
errmsg: "waiting for replication timed out",
errInfo: {
wtimeout: true,
},
},
};
function setup() {
db.coll.drop();
assert.writeOK(db.coll.insert({_id: 1}));
}
// Raw command responses.
tests.push(function rawCommandOk() {
const res = db.runCommand({"ping": 1});
assert.doesNotThrow(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.throws(() => assert.commandFailed(res));
assert.throws(() => assert.commandFailedWithCode(res, 0));
});
function _assertMsgFunctionExecution(
assertFunc, assertParameter, {expectException: expectException = false} = {}) {
var msgFunctionCalled = false;
var expectedAssert = assert.doesNotThrow;
if (expectException) {
expectedAssert = assert.throws;
}
expectedAssert(() => {
assertFunc(assertParameter, () => {
msgFunctionCalled = true;
});
});
assert.eq(expectException, msgFunctionCalled, "msg function execution should match assertion");
}
tests.push(function msgFunctionOnlyCalledOnFailure() {
const res = db.runCommand({"ping": 1});
_assertMsgFunctionExecution(assert.commandWorked, res, {expectException: false});
_assertMsgFunctionExecution(
assert.commandWorkedIgnoringWriteErrors, res, {expectException: false});
_assertMsgFunctionExecution(assert.commandFailed, res, {expectException: true});
var msgFunctionCalled = false;
assert.throws(() => assert.commandFailedWithCode(res, 0, () => {
msgFunctionCalled = true;
}));
assert.eq(true, msgFunctionCalled, "msg function execution should match assertion");
});
tests.push(function rawCommandErr() {
const res = db.runCommand({"IHopeNobodyEverMakesThisACommand": 1});
assert.throws(() => assert.commandWorked(res));
assert.throws(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.doesNotThrow(() => assert.commandFailed(res));
assert.doesNotThrow(() => assert.commandFailedWithCode(res, ErrorCodes.CommandNotFound));
// commandFailedWithCode should succeed if any of the passed error codes are matched.
assert.doesNotThrow(
() => assert.commandFailedWithCode(res, [ErrorCodes.CommandNotFound, kFakeErrCode]));
assert.doesNotThrow(() => assert.commandWorkedOrFailedWithCode(
res,
[ErrorCodes.CommandNotFound, kFakeErrCode],
"threw even though failed with correct error codes"));
assert.throws(
() => assert.commandWorkedOrFailedWithCode(
res, [kFakeErrCode], "didn't throw even though failed with incorrect error code"));
});
tests.push(function rawCommandWriteOk() {
const res = db.runCommand({insert: "coll", documents: [{_id: 2}]});
assert.doesNotThrow(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.throws(() => assert.commandFailed(res));
assert.throws(() => assert.commandFailedWithCode(res, 0));
assert.doesNotThrow(
() => assert.commandWorkedOrFailedWithCode(res, 0, "threw even though succeeded"));
});
tests.push(function rawCommandWriteErr() {
const res = db.runCommand({insert: "coll", documents: [{_id: 1}]});
assert.throws(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.doesNotThrow(() => assert.commandFailed(res));
assert.doesNotThrow(() => assert.commandFailedWithCode(res, ErrorCodes.DuplicateKey));
assert.doesNotThrow(
() => assert.commandFailedWithCode(res, [ErrorCodes.DuplicateKey, kFakeErrCode]));
assert.throws(
() => assert.commandWorkedOrFailedWithCode(
res, [ErrorCodes.DuplicateKey, kFakeErrCode], "expected to throw on write error"));
assert.throws(() => assert.commandWorkedOrFailedWithCode(
res, [kFakeErrCode], "expected to throw on write error"));
});
tests.push(function collInsertWriteOk() {
const res = db.coll.insert({_id: 2});
assert(res instanceof WriteResult);
assert.doesNotThrow(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.throws(() => assert.commandFailed(res));
assert.throws(() => assert.commandFailedWithCode(res, 0));
});
tests.push(function collInsertWriteErr() {
const res = db.coll.insert({_id: 1});
assert(res instanceof WriteResult);
assert.throws(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.doesNotThrow(() => assert.commandFailed(res));
assert.doesNotThrow(() => assert.commandFailedWithCode(res, ErrorCodes.DuplicateKey));
assert.doesNotThrow(
() => assert.commandFailedWithCode(res, [ErrorCodes.DuplicateKey, kFakeErrCode]));
});
tests.push(function collMultiInsertWriteOk() {
const res = db.coll.insert([{_id: 3}, {_id: 2}]);
assert(res instanceof BulkWriteResult);
assert.doesNotThrow(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.throws(() => assert.commandFailed(res));
assert.throws(() => assert.commandFailedWithCode(res, 0));
assert.throws(() =>
assert.commandWorkedOrFailedWithCode(res, 0, "threw even though succeeded"));
});
tests.push(function collMultiInsertWriteErr() {
const res = db.coll.insert([{_id: 1}, {_id: 2}]);
assert(res instanceof BulkWriteResult);
assert.throws(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.doesNotThrow(() => assert.commandFailed(res));
assert.doesNotThrow(() => assert.commandFailedWithCode(res, ErrorCodes.DuplicateKey));
assert.doesNotThrow(
() => assert.commandFailedWithCode(res, [ErrorCodes.DuplicateKey, kFakeErrCode]));
});
// Test when the insert command fails with ok:0 (i.e. not failing due to write err)
tests.push(function collInsertCmdErr() {
const res = db.coll.insert({x: 1}, {writeConcern: {"bad": 1}});
assert(res instanceof WriteCommandError);
assert.throws(() => assert.commandWorked(res));
assert.throws(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.doesNotThrow(() => assert.commandFailed(res));
assert.doesNotThrow(() => assert.commandFailedWithCode(res, ErrorCodes.FailedToParse));
assert.doesNotThrow(
() => assert.commandFailedWithCode(res, [ErrorCodes.FailedToParse, kFakeErrCode]));
});
tests.push(function collMultiInsertCmdErr() {
const res = db.coll.insert([{x: 1}, {x: 2}], {writeConcern: {"bad": 1}});
assert(res instanceof WriteCommandError);
assert.throws(() => assert.commandWorked(res));
assert.throws(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.doesNotThrow(() => assert.commandFailed(res));
assert.doesNotThrow(() => assert.commandFailedWithCode(res, ErrorCodes.FailedToParse));
assert.doesNotThrow(
() => assert.commandFailedWithCode(res, [ErrorCodes.FailedToParse, kFakeErrCode]));
assert.doesNotThrow(() => assert.commandWorkedOrFailedWithCode(
res,
[ErrorCodes.FailedToParse, kFakeErrCode],
"threw even though failed with correct error codes"));
assert.throws(
() => assert.commandWorkedOrFailedWithCode(
res, [kFakeErrCode], "didn't throw even though failed with incorrect error codes"));
});
tests.push(function mapReduceOk() {
const res = db.coll.mapReduce(
function() {
emit(this._id, 0);
},
function(k, v) {
return v[0];
},
{out: "coll_out"});
assert(res instanceof MapReduceResult);
assert.doesNotThrow(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.throws(() => assert.commandFailed(res));
assert.throws(() => assert.commandFailedWithCode(res, 0));
});
tests.push(function mapReduceErr() {
// db.coll.mapReduce throws if the command response has ok:0
// Instead manually construct a MapReduceResult with ok:0
const res = new MapReduceResult(db, {
"ok": 0,
"errmsg": "Example Error",
"code": ErrorCodes.JSInterpreterFailure,
"codeName": "JSInterpreterFailure"
});
assert.throws(() => assert.commandWorked(res));
assert.throws(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.doesNotThrow(() => assert.commandFailed(res));
assert.doesNotThrow(() => assert.commandFailedWithCode(res, ErrorCodes.JSInterpreterFailure));
assert.doesNotThrow(
() => assert.commandFailedWithCode(res, [ErrorCodes.JSInterpreterFailure, kFakeErrCode]));
});
tests.push(function crudInsertOneOk() {
const res = db.coll.insertOne({_id: 2});
assert(res.hasOwnProperty("acknowledged"));
assert.doesNotThrow(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.throws(() => assert.commandFailed(res));
assert.throws(() => assert.commandFailedWithCode(res, 0));
});
tests.push(function crudInsertOneErr() {
let threw = false;
let res = null;
try {
db.coll.insertOne({_id: 1});
} catch (e) {
threw = true;
res = e;
}
assert(threw);
assert(res instanceof WriteError);
assert.throws(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.doesNotThrow(() => assert.commandFailed(res));
assert.doesNotThrow(() => assert.commandFailedWithCode(res, ErrorCodes.DuplicateKey));
assert.doesNotThrow(
() => assert.commandFailedWithCode(res, [ErrorCodes.DuplicateKey, kFakeErrCode]));
});
tests.push(function crudInsertManyOk() {
const res = db.coll.insertMany([{_id: 2}, {_id: 3}]);
assert(res.hasOwnProperty("acknowledged"));
assert.doesNotThrow(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.throws(() => assert.commandFailed(res));
assert.throws(() => assert.commandFailedWithCode(res, 0));
});
tests.push(function crudInsertManyErr() {
let threw = false;
let res = null;
try {
db.coll.insertMany([{_id: 1}, {_id: 2}]);
} catch (e) {
threw = true;
res = e;
}
assert(threw);
assert(res instanceof BulkWriteError);
assert.throws(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.doesNotThrow(() => assert.commandFailed(res));
assert.doesNotThrow(() => assert.commandFailedWithCode(res, ErrorCodes.DuplicateKey));
assert.doesNotThrow(
() => assert.commandFailedWithCode(res, [ErrorCodes.DuplicateKey, kFakeErrCode]));
});
tests.push(function rawMultiWriteErr() {
// Do an unordered bulk insert with duplicate keys to produce multiple write errors.
const res = db.runCommand({"insert": "coll", documents: [{_id: 1}, {_id: 1}], ordered: false});
assert(res.writeErrors.length == 2, "did not get multiple write errors");
assert.throws(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.doesNotThrow(() => assert.commandFailed(res));
assert.doesNotThrow(() => assert.commandFailedWithCode(res, ErrorCodes.DuplicateKey));
assert.doesNotThrow(
() => assert.commandFailedWithCode(res, [ErrorCodes.DuplicateKey, kFakeErrCode]));
});
tests.push(function bulkMultiWriteErr() {
// Do an unordered bulk insert with duplicate keys to produce multiple write errors.
const res = db.coll.insert([{_id: 1}, {_id: 1}], {ordered: false});
assert.throws(() => assert.commandWorked(res));
assert.doesNotThrow(() => assert.commandWorkedIgnoringWriteErrors(res));
assert.doesNotThrow(() => assert.commandFailed(res));
assert.doesNotThrow(() => assert.commandFailedWithCode(res, ErrorCodes.DuplicateKey));
assert.doesNotThrow(
() => assert.commandFailedWithCode(res, [ErrorCodes.DuplicateKey, kFakeErrCode]));
});
tests.push(function writeConcernErrorCausesCommandWorkedToAssert() {
const result = sampleWriteConcernError;
assert.throws(() => {
assert.commandWorked(result);
});
});
tests.push(function writeConcernErrorCausesCommandFailedToPass() {
const result = sampleWriteConcernError;
assert.doesNotThrow(() => {
assert.commandFailed(result);
assert.commandFailedWithCode(result, ErrorCodes.WriteConcernFailed);
});
});
tests.push(function writeConcernErrorCanBeIgnored() {
const result = sampleWriteConcernError;
assert.doesNotThrow(() => {
assert.commandWorkedIgnoringWriteConcernErrors(result);
});
});
tests.push(function invalidResponsesAttemptToProvideInformationToCommandWorks() {
const invalidResponses = [undefined, 'not a valid response', 42];
invalidResponses.forEach((invalidRes) => {
const error = assert.throws(() => {
assert.commandWorked(invalidRes);
});
assert.gte(error.message.indexOf(invalidRes), 0);
assert.gte(error.message.indexOf(typeof invalidRes), 0);
});
});
tests.push(function invalidResponsesAttemptToProvideInformationCommandFailed() {
const invalidResponses = [undefined, 'not a valid response', 42];
invalidResponses.forEach((invalidRes) => {
const error = assert.throws(() => {
assert.commandFailed(invalidRes);
});
assert.gte(error.message.indexOf(invalidRes), 0);
assert.gte(error.message.indexOf(typeof invalidRes), 0);
});
});
tests.forEach((test) => {
jsTest.log(`Starting test '${test.name}'`);
setup();
test();
});
/* cleanup */
MongoRunner.stopMongod(conn);
})();
|
