test: Use microtime to set lastLogin

Signed-off-by: Louis Chemineau <louis@chmn.me>

tests/lib/User/ManagerTest.php

@@ -673,23 +673,23 @@ public function testRecentlyActive(): void {
 		$manager = \OCP\Server::get(IUserManager::class);
 
 		// Create some users
-		$now = (string)time();
+		$now = microtime();
 		$user1 = $manager->createUser('test_active_1', 'test_active_1');
-		$config->setUserValue('test_active_1', 'login', 'lastLogin', $now);
+		$config->setUserValue('test_active_1', 'login', 'lastLogin', (string)$now);
 		$user1->setDisplayName('test active 1');
 		$user1->setSystemEMailAddress('roger@active.com');
 
 		$user2 = $manager->createUser('TEST_ACTIVE_2_FRED', 'TEST_ACTIVE_2');
-		$config->setUserValue('TEST_ACTIVE_2_FRED', 'login', 'lastLogin', $now);
+		$config->setUserValue('TEST_ACTIVE_2_FRED', 'login', 'lastLogin', (string)$now);
 		$user2->setDisplayName('TEST ACTIVE 2 UPPER');
 		$user2->setSystemEMailAddress('Fred@Active.Com');
 
 		$user3 = $manager->createUser('test_active_3', 'test_active_3');
-		$config->setUserValue('test_active_3', 'login', 'lastLogin', $now + 1);
+		$config->setUserValue('test_active_3', 'login', 'lastLogin', (string)($now + 1));
 		$user3->setDisplayName('test active 3');
 
 		$user4 = $manager->createUser('test_active_4', 'test_active_4');
-		$config->setUserValue('test_active_4', 'login', 'lastLogin', $now);
+		$config->setUserValue('test_active_4', 'login', 'lastLogin', (string)$now);
 		$user4->setDisplayName('Test Active 4');
 
 		$user5 = $manager->createUser('test_inactive_1', 'test_inactive_1');
@@ -722,6 +722,12 @@ public function testRecentlyActive(): void {
 		$user3->delete();
 		$user4->delete();
 		$user5->delete();
+
+		$config->deleteAllUserValues($user1->getUID());
+		$config->deleteAllUserValues($user2->getUID());
+		$config->deleteAllUserValues($user3->getUID());
+		$config->deleteAllUserValues($user4->getUID());
+		$config->deleteAllUserValues($user5->getUID());
 	}
 
 	public function testDeleteUser(): void {