CollectionService.createCollection(): add unit test for setting updatedAt field.

No functional changes.

Author: php-coder

src/test/groovy/ru/mystamps/web/service/CollectionServiceImplTest.groovy

@@ -93,6 +93,17 @@ class CollectionServiceImplTest extends Specification {
 			}) >> 200
 	}
 
+	@SuppressWarnings(['ClosureAsLastMethodParameter', 'FactoryMethodName', 'UnnecessaryReturnKeyword'])
+	def "createCollection() should assign updated at to current date"() {
+		when:
+			service.createCollection(123, "any-login")
+		then:
+			1 * collectionDao.add({ AddCollectionDbDto collection ->
+				assert DateUtils.roughlyEqual(collection?.updatedAt, new Date())
+				return true
+			}) >> 300
+	}
+	
 	//
 	// Tests for addToCollection()
 	//