public void Before()
{
_runner = MongoDbRunner.Start();
_client = new MongoClient(_runner.ConnectionString);
_db = new MongoDatabase(_client);
MongoMigrationClient.Initialize(_client, new MongoMigrationSettings {
Database = Names.Database,
ConnectionString = _runner.ConnectionString
});
}
public void When_inizialize_twice_Then_throw_exception()
{
// Arrange
var registry = Substitute.For <IComponentRegistry>();
var mongoMigration = Substitute.For <IMongoMigration>();
registry.Get <IMongoMigration>().Returns(mongoMigration);
// Act
MongoMigrationClient.Initialize(registry);
Action comparison = () => MongoMigrationClient.Initialize(registry);
// Assert
comparison.Should().Throw <AlreadyInitializedException>();
}
static void Main(string[] args)
{
// Init MongoDB
var runner = MongoDbRunner.StartForDebugging();
var client = new MongoClient(runner.ConnectionString);
client.GetDatabase("TestCars").DropCollection("Car");
client.GetDatabase("TestCars").DropCollection("_migrations");
client.GetDatabase("TestCars").DropCollection(nameof(SparePart));
// Init MongoMigration
MongoMigrationClient.Initialize(
client,
new MongoMigrationSettings()
{
ConnectionString = runner.ConnectionString,
Database = "TestCars"
},
new LightInjectAdapter(new LightInject.ServiceContainer()));
Console.WriteLine("Apply database migrations: ");
Console.WriteLine("\n");
var migrationsCollection = client.GetDatabase("TestCars").GetCollection <BsonDocument>("_migrations");
var migrations = migrationsCollection.FindAsync(_ => true).Result.ToListAsync().Result;
migrations.ForEach(r => Console.WriteLine(r + "\n"));
var carsCollection = client.GetDatabase("TestCars").GetCollection <Car>("Car");
var addedInMigration = carsCollection.FindAsync(Builders <Car> .Filter.Eq(c => c.Type, "AddedInMigration")).Result.FirstOrDefault();
Console.WriteLine("New Car was added and updated in database migrations: ");
Console.WriteLine(addedInMigration?.ToBsonDocument() + "\n");
Console.WriteLine("New collection was added in database: ");
Console.WriteLine(nameof(SparePart) + "\n");
Console.WriteLine("\n");
Console.WriteLine("Press any Key to exit...");
Console.Read();
client.GetDatabase("TestCars").DropCollection("Car");
client.GetDatabase("TestCars").DropCollection("_migrations");
}
private static void Main(string[] args)
{
// Arrange
// Worm up MongoCache
ClearCollection();
AddDocumentsToCache();
ClearCollection();
// Act
// Measure time of MongoDb processing without Mongo.Migration
var sw = new Stopwatch();
sw.Start();
InsertMany(DOCUMENT_COUNT, false);
MigrateAll(false);
sw.Stop();
ClearCollection();
// Measure time of MongoDb processing without Mongo.Migration
MongoMigrationClient.Initialize(_client, new MongoMigrationSettings());
var swWithMigration = new Stopwatch();
swWithMigration.Start();
InsertMany(DOCUMENT_COUNT, true);
MigrateAll(true);
swWithMigration.Stop();
ClearCollection();
var result = swWithMigration.ElapsedMilliseconds - sw.ElapsedMilliseconds;
System.Console.WriteLine(
$"MongoDB: {sw.ElapsedMilliseconds}ms, Mongo.Migration: {swWithMigration.ElapsedMilliseconds}ms, Diff: {result}ms (Tolerance: {TOLERANCE_MS}ms), Documents: {DOCUMENT_COUNT}, Migrations per Document: 2");
System.Console.ReadLine();
}
public void When_migrating_number_of_documents()
{
// Arrange
// Worm up MongoCache
ClearCollection();
AddDocumentsToCache();
ClearCollection();
// Act
// Measure time of MongoDb processing without Mongo.Migration
InsertMany(DOCUMENT_COUNT, false);
var sw = new Stopwatch();
sw.Start();
MigrateAll(false);
sw.Stop();
ClearCollection();
// Measure time of MongoDb processing without Mongo.Migration
InsertMany(DOCUMENT_COUNT, true);
var swWithMigration = new Stopwatch();
swWithMigration.Start();
MongoMigrationClient.Initialize(_client);
swWithMigration.Stop();
ClearCollection();
var result = swWithMigration.ElapsedMilliseconds - sw.ElapsedMilliseconds;
Console.WriteLine(
$"MongoDB: {sw.ElapsedMilliseconds}ms, Mongo.Migration: {swWithMigration.ElapsedMilliseconds}ms, Diff: {result}ms (Tolerance: {TOLERANCE_MS}ms), Documents: {DOCUMENT_COUNT}, Migrations per Document: 2");
// Assert
result.Should().BeLessThan(TOLERANCE_MS);
}
static void Main(string[] args)
{
var testsDb = "tests-db";
var carCollection = "Car";
// Init MongoDB
var runner = MongoDbRunner.StartForDebugging();
var client = new MongoClient(runner.ConnectionString);
client.GetDatabase(testsDb).DropCollection(carCollection);
// Insert old and new version of cars into MongoDB
var cars = new List <BsonDocument>
{
new BsonDocument {
{ "Dors", 3 }, { "Type", "Cabrio" }, { "UnnecessaryField", "" }
},
new BsonDocument {
{ "Dors", 5 }, { "Type", "Combi" }, { "UnnecessaryField", "" }
},
new BsonDocument {
{ "Doors", 3 }, { "Type", "Truck" }, { "UnnecessaryField", "" }, { "Version", "0.0.1" }
},
new BsonDocument {
{ "Doors", 5 }, { "Type", "Van" }, { "Version", "0.1.1" }
}
};
var bsonCollection =
client.GetDatabase(testsDb).GetCollection <BsonDocument>(carCollection);
bsonCollection.InsertManyAsync(cars).Wait();
// Init MongoMigration
MongoMigrationClient.Initialize(client, new LightInjectAdapter(new LightInject.ServiceContainer()));
Console.WriteLine("Migrate from:");
cars.ForEach(c => Console.WriteLine(c.ToBsonDocument() + "\n"));
// Migrate old version to current version by reading collection
var typedCollection = client.GetDatabase("TestCars").GetCollection <Car>("Car");
var result = typedCollection.FindAsync(_ => true).Result.ToListAsync().Result;
Console.WriteLine("To:");
result.ForEach(r => Console.WriteLine(r.ToBsonDocument() + "\n"));
// Create new car and add it with current version number into MongoDB
var id = ObjectId.GenerateNewId();
var type = "Test" + id;
var car = new Car {
Doors = 2, Type = type
};
typedCollection.InsertOne(car);
var test = typedCollection.FindAsync(Builders <Car> .Filter.Eq(c => c.Type, type)).Result.Single();
var aggregate = typedCollection.Aggregate()
.Match(new BsonDocument {
{ "Dors", 3 }
});
var results = aggregate.ToListAsync().Result;
Console.WriteLine("New Car was created with version: " + test.Version);
Console.WriteLine("\n");
Console.WriteLine("\n");
Console.WriteLine("Press any Key to exit...");
Console.Read();
client.GetDatabase(testsDb).DropCollection(carCollection);
}
public void TearDown()
{
MongoMigrationClient.Reset();
_client = null;
_runner.Dispose();
}
public void After()
{
MongoMigrationClient.Reset();
_runner.Dispose();
}
public void InitMigrations()
{
MongoMigrationClient.Initialize(client, new LightInjectAdapter(new LightInject.ServiceContainer()));
}
public void TearDown()
{
MongoMigrationClient.Reset();
}
