assertSame('p_username', (string) new Username()); } /** * Test valid usernames. * * @dataProvider validUsernameDataProvider */ public function testValidUsernames(string $username) { $this->assertTrue((new Username())->passes('test', $username), 'Assert username is valid.'); } /** * Test invalid usernames return false. * * @dataProvider invalidUsernameDataProvider */ public function testInvalidUsernames(string $username) { $this->assertFalse((new Username())->passes('test', $username), 'Assert username is not valid.'); } /** * Provide valid usernames. */ public function validUsernameDataProvider(): array { return [ ['username'], ['user_name'], ['user.name'], ['user-name'], ['123username123'], ['123-user.name'], ['123456'], ]; } /** * Provide invalid usernames. */ public function invalidUsernameDataProvider(): array { return [ ['_username'], ['username_'], ['_username_'], ['-username'], ['.username'], ['username-'], ['username.'], ['user*name'], ['user^name'], ['user#name'], ['user+name'], ['1234_'], ]; } }