/*
 * Test to ensure that (dump/restore/export/import/oplog) works with a replica set connection string
 * 1. Start a replica set.
 * 2. Add data to a collection.
 * 3. Take a dump of the database.
 * 4. Drop the db.
 * 5. Restore the db.
 * 6. Export a collection.
 * 7. Drop the collection.
 * 8. Import the collection.
 */

(function() {
"use strict";

// Skip this test if running with --nojournal and WiredTiger.
if (jsTest.options().noJournal &&
    (!jsTest.options().storageEngine || jsTest.options().storageEngine === "wiredTiger")) {
    print("Skipping test because running WiredTiger without journaling isn't a valid" +
          " replica set configuration");
    return;
}

var replTest =
    new ReplSetTest({name: 'tool_replset', nodes: 2, oplogSize: 5, nodeOptions: {"vvvvv": ""}});
var nodes = replTest.startSet();
var config = replTest.getReplSetConfig();
config.members[0].priority = 3;
config.members[1].priority = 0;
replTest.initiate(config);
var master = replTest.getPrimary();
assert.eq(nodes[0], master, "incorrect master elected");
for (var i = 0; i < 100; i++) {
    assert.commandWorked(master.getDB("foo").bar.insert({a: i}));
}
replTest.awaitReplication();

var replSetConnString =
    "tool_replset/127.0.0.1:" + replTest.ports[0] + ",127.0.0.1:" + replTest.ports[1];

// Test with mongodump/mongorestore
var data = MongoRunner.dataDir + "/tool_replset-dump1/";
print("using mongodump to dump the db to " + data);
var exitCode = MongoRunner.runMongoTool("mongodump", {
    host: replSetConnString,
    out: data,
});
assert.eq(0, exitCode, "mongodump failed to dump from the replica set");

print("db successfully dumped to " + data +
      ". dropping collection before testing the restore process");
assert(master.getDB("foo").bar.drop());
replTest.awaitReplication();

print("using mongorestore to restore the db from " + data);
exitCode = MongoRunner.runMongoTool("mongorestore", {
    host: replSetConnString,
    dir: data,
});
assert.eq(0, exitCode, "mongorestore failed to restore data to the replica set");

print("db successfully restored, checking count");
var x = master.getDB("foo").getCollection("bar").count();
assert.eq(x, 100, "mongorestore should have successfully restored the collection");

replTest.awaitReplication();

// Test with mongoexport/mongoimport
print("export the collection");
var extFile = MongoRunner.dataDir + "/tool_replset/export";
exitCode = MongoRunner.runMongoTool("mongoexport", {
    host: replSetConnString,
    out: extFile,
    db: "foo",
    collection: "bar",
});
assert.eq(0, exitCode, "mongoexport failed to export collection 'foo.bar' from the replica set");

print("collection successfully exported, dropping now");
master.getDB("foo").getCollection("bar").drop();
replTest.awaitReplication();

print("import the collection");
exitCode = MongoRunner.runMongoTool("mongoimport", {
    host: replSetConnString,
    file: extFile,
    db: "foo",
    collection: "bar",
});
assert.eq(0, exitCode, "mongoimport failed to import collection 'foo.bar' into the replica set");

var x = master.getDB("foo").getCollection("bar").count();
assert.eq(x, 100, "mongoimport should have successfully imported the collection");

print("all tests successful, stopping replica set");

replTest.stopSet();

print("replica set stopped, test complete");
}());
