addProvider(new PhoneNumber($faker)); $this->faker = $faker; } public function testPhoneNumber() { for ($i = 0; $i < 100; $i++) { $number = $this->faker->phoneNumber; $baseNumber = preg_replace('/ *x.*$/', '', $number); // Remove possible extension $digits = array_values(array_filter(str_split($baseNumber), 'ctype_digit')); $this->assertGreaterThan(10, count($digits)); } } }