100 lines
3.0 KiB
JavaScript
100 lines
3.0 KiB
JavaScript
// Tests that invalid options to the mapReduce command are rejected.
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// @tags: [
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// uses_map_reduce_with_temp_collections,
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// does_not_support_stepdowns,
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// ]
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(function() {
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"use strict";
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load('jstests/libs/fixture_helpers.js'); // For 'FixtureHelpers'
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const source = db.mr_validation;
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source.drop();
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assert.commandWorked(source.insert({x: 1}));
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function mapFunc() {
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emit(this.x, 1);
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}
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function reduceFunc(key, values) {
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return Array.sum(values);
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}
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// Test that you can't specify sharded and inline.
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assert.commandFailed(db.runCommand({
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mapReduce: source.getName(),
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map: mapFunc,
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reduce: reduceFunc,
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out: {inline: 1, sharded: true}
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}));
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// Test that you can't output to the admin or config databases.
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assert.commandFailedWithCode(db.runCommand({
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mapReduce: source.getName(),
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map: mapFunc,
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reduce: reduceFunc,
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out: {merge: "foo", db: "admin"}
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}),
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ErrorCodes.CommandNotSupported);
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assert.commandFailedWithCode(db.runCommand({
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mapReduce: source.getName(),
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map: mapFunc,
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reduce: reduceFunc,
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out: {merge: "foo", db: "config"}
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}),
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ErrorCodes.CommandNotSupported);
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// Test that you can output to a different database.
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assert.commandWorked(db.runCommand({
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mapReduce: source.getName(),
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map: mapFunc,
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reduce: reduceFunc,
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out: {merge: "foo", db: "mr_validation_other"}
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}));
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assert.eq(db.getSiblingDB("mr_validation_other").foo.find().toArray(), [{_id: 1, value: 1}]);
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// Test that you can't use a regex as the namespace.
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// TODO SERVER-42677 We should be able to expect a single error code here once the parsing logic is
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// shared across mongos and mongod. For each of the remaining assertions it looks like there are two
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// possible error codes: one for mongos and one for mongod, and each of these are likely different
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// than the code we will use once we switch over to the IDL parser, so we'll avoid asserting on the
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// error code.
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assert.commandFailed(db.runCommand(
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{mapReduce: /bar/, map: mapFunc, reduce: reduceFunc, out: {replace: "foo", db: "test"}}));
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assert.commandFailed(db.runCommand({
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mapReduce: source.getName(),
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map: mapFunc,
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reduce: reduceFunc,
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out: {replace: /foo/, db: "test"}
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}));
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assert.commandFailed(db.runCommand({
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mapReduce: source.getName(),
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map: mapFunc,
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reduce: reduceFunc,
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out: {merge: /foo/, db: "test"}
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}));
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assert.commandFailed(db.runCommand({
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mapReduce: source.getName(),
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map: mapFunc,
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reduce: reduceFunc,
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out: {replace: "foo", db: /test/}
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}));
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assert.commandFailed(db.runCommand({
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mapReduce: source.getName(),
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map: mapFunc,
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reduce: reduceFunc,
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out: {merge: "foo", db: /test/}
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}));
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// Test that mapReduce fails when run against a view.
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db.sourceView.drop();
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assert.commandWorked(db.createView("sourceView", source.getName(), [{$project: {_id: 0}}]));
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assert.commandFailedWithCode(
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db.runCommand({mapReduce: "sourceView", map: mapFunc, reduce: reduceFunc, out: "foo"}),
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ErrorCodes.CommandNotSupportedOnView);
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}());
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