// Tests that the "failCommand" failpoint ignores commands from internal clients: SERVER-34943.
// @tags: [requires_replication]
(function() {
    "use strict";

    // Prevent elections.
    const replTest = new ReplSetTest({nodes: [{}, {rsConfig: {votes: 0, priority: 0}}]});
    replTest.startSet();
    replTest.initiate();
    const primary = replTest.getPrimary();
    const testDB = primary.getDB("test_failcommand_ignores_internal");

    // Enough documents for three getMores.
    assert.commandWorked(testDB.collection.insertMany([{}, {}, {}]));
    const findReply = assert.commandWorked(testDB.runCommand({find: "collection", batchSize: 0}));
    const cursorId = findReply.cursor.id;

    // Test failing twice with a particular error code.
    assert.commandWorked(testDB.adminCommand({
        configureFailPoint: "failCommand",
        mode: {times: 2},
        data: {errorCode: ErrorCodes.BadValue, failCommands: ["getMore"]}
    }));
    const getMore = {getMore: cursorId, collection: "collection", batchSize: 1};
    assert.commandFailedWithCode(testDB.runCommand(getMore), ErrorCodes.BadValue);

    // Waits for secondaries to do getMores on the oplog, which should be ignored by failCommand.
    assert.commandWorked(testDB.collection.insertOne({}, {writeConcern: {w: 2}}));

    // Second getMore fails but third succeeds, because configureFailPoint was passed {times: 2}.
    assert.commandFailedWithCode(testDB.runCommand(getMore), ErrorCodes.BadValue);
    assert.commandWorked(testDB.runCommand(getMore));

    replTest.stopSet();
}());