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Diffstat (limited to 'jstests/core/map_reduce_validation.js')
-rw-r--r-- | jstests/core/map_reduce_validation.js | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/jstests/core/map_reduce_validation.js b/jstests/core/map_reduce_validation.js new file mode 100644 index 00000000000..051c5ef11f8 --- /dev/null +++ b/jstests/core/map_reduce_validation.js @@ -0,0 +1,90 @@ +// Tests that invalid options to the mapReduce command are rejected. +// @tags: [ +// uses_map_reduce_with_temp_collections, +// does_not_support_stepdowns, +// ] +(function() { +"use strict"; + +const source = db.mr_validation; +source.drop(); +assert.commandWorked(source.insert({x: 1})); + +function mapFunc() { + emit(this.x, 1); +} +function reduceFunc(key, values) { + return Array.sum(values); +} + +// Test that you can't specify sharded and inline. +assert.commandFailed(db.runCommand({ + mapReduce: source.getName(), + map: mapFunc, + reduce: reduceFunc, + out: {inline: 1, sharded: true} +})); + +// Test that you can't output to the admin or config databases. +assert.commandFailedWithCode(db.runCommand({ + mapReduce: source.getName(), + map: mapFunc, + reduce: reduceFunc, + out: {merge: "foo", db: "admin"} +}), + ErrorCodes.CommandNotSupported); + +assert.commandFailedWithCode(db.runCommand({ + mapReduce: source.getName(), + map: mapFunc, + reduce: reduceFunc, + out: {merge: "foo", db: "config"} +}), + ErrorCodes.CommandNotSupported); + +// Test that you can output to a different database. +assert.commandWorked(db.runCommand({ + mapReduce: source.getName(), + map: mapFunc, + reduce: reduceFunc, + out: {merge: "foo", db: "mr_validation_other"} +})); +assert.eq(db.getSiblingDB("mr_validation_other").foo.find().toArray(), [{_id: 1, value: 1}]); + +// Test that you can't use a regex as the namespace. +// TODO SERVER-42677 We should be able to expect a single error code here once the parsing logic is +// shared across mongos and mongod. For each of the remaining assertions it looks like there are two +// possible error codes: one for mongos and one for mongod, and each of these are likely different +// than the code we will use once we switch over to the IDL parser, so we'll avoid asserting on the +// error code. +assert.commandFailed(db.runCommand( + {mapReduce: /bar/, map: mapFunc, reduce: reduceFunc, out: {replace: "foo", db: "test"}})); + +assert.commandFailed(db.runCommand({ + mapReduce: source.getName(), + map: mapFunc, + reduce: reduceFunc, + out: {replace: /foo/, db: "test"} +})); + +assert.commandFailed(db.runCommand({ + mapReduce: source.getName(), + map: mapFunc, + reduce: reduceFunc, + out: {merge: /foo/, db: "test"} +})); + +assert.commandFailed(db.runCommand({ + mapReduce: source.getName(), + map: mapFunc, + reduce: reduceFunc, + out: {replace: "foo", db: /test/} +})); + +assert.commandFailed(db.runCommand({ + mapReduce: source.getName(), + map: mapFunc, + reduce: reduceFunc, + out: {merge: "foo", db: /test/} +})); +}()); |