public async Task GetSchemaVersion() { // arrange IMongoCollection <Schema> schemas = _mongoResource.CreateCollection <Schema>(); IMongoCollection <SchemaVersion> versions = _mongoResource.CreateCollection <SchemaVersion>(); IMongoCollection <SchemaPublishReport> publishReports = _mongoResource.CreateCollection <SchemaPublishReport>(); IMongoCollection <PublishedSchema> publishedSchemas = _mongoResource.CreateCollection <PublishedSchema>(); var repository = new SchemaRepository( schemas, versions, publishReports, publishedSchemas); var schema = new Schema("foo", "bar"); await repository.AddSchemaAsync(schema); var schemaVersion = new SchemaVersion( schema.Id, "bar", new DocumentHash("baz", "baz", HashFormat.Hex), new[] { new Tag("a", "b", DateTime.UtcNow) }, DateTime.UtcNow); await repository.AddSchemaVersionAsync(schemaVersion); // act SchemaVersion retrieved = await repository.GetSchemaVersionAsync(schemaVersion.Id); // assert Assert.NotNull(retrieved); Assert.Equal(schemaVersion.Id, retrieved.Id); Assert.Equal(schemaVersion.Published, retrieved.Published, TimeSpan.FromSeconds(1)); Assert.Equal(schemaVersion.SchemaId, retrieved.SchemaId); Assert.Equal(schemaVersion.ExternalId, retrieved.ExternalId); Assert.Equal(schemaVersion.Tags.Count, retrieved.Tags.Count); }