Fix kk_KZ\Person::individualIdentificationNumber generation (#411)

vadimonus · web-flow · commit a6641008d725 · 2021-12-23T14:59:00.000+01:00
diff --git a/src/Faker/Provider/kk_KZ/Person.php b/src/Faker/Provider/kk_KZ/Person.php
@@ -176,25 +176,29 @@ class Person extends \Faker\Provider\Person
     ];
 
     /**
+     * Note! When calculating individual identification number
+     *   2000-01-01 - 2000-12-31 counts as 21th century
+     *   1900-01-01 - 1900-12-31 counts as 20th century
+     *
      * @param int $year
      *
-     * @return int|null
+     * @return int
      */
     private static function getCenturyByYear($year)
     {
-        if ($year >= 2000 && $year <= DateTime::year()) {
+        if (($year >= 2100) || ($year < 1800)) {
+            throw new \InvalidArgumentException('Unexpected century');
+        }
+
+        if ($year >= 2000) {
             return self::CENTURY_21ST;
         }
 
         if ($year >= 1900) {
             return self::CENTURY_20TH;
         }
 
-        if ($year >= 1800) {
-            return self::CENTURY_19TH;
-        }
-
-        return null;
+        return self::CENTURY_19TH;
     }
 
     /**
diff --git a/test/Faker/Provider/kk_KZ/PersonTest.php b/test/Faker/Provider/kk_KZ/PersonTest.php
@@ -11,13 +11,42 @@
  */
 final class PersonTest extends TestCase
 {
+    /**
+     * Note! When calculating individual identification number
+     *   2000-01-01 - 2000-12-31 counts as 21th century
+     *   1900-01-01 - 1900-12-31 counts as 20th century
+     */
     public function testIndividualIdentificationNumberIsValid()
     {
-        $birthDate = DateTime::dateTimeBetween('-30 years', '-10 years');
-        $individualIdentificationNumber = $this->faker->individualIdentificationNumber($birthDate);
-        $controlDigit = Person::checkSum($individualIdentificationNumber);
-
-        self::assertSame($controlDigit, (int) substr($individualIdentificationNumber, 11, 1));
+        // 21st century.
+        $birthDate = DateTime::dateTimeBetween('2000-01-01', '2099-12-31');
+        $individualIdentificationNumber = $this->faker->individualIdentificationNumber($birthDate, Person::GENDER_MALE);
+        self::assertSame(Person::MALE_CENTURY_21ST, (int) $individualIdentificationNumber[6]);
+        self::assertSame(Person::checkSum($individualIdentificationNumber), (int) $individualIdentificationNumber[11]);
+        $individualIdentificationNumber = $this->faker->individualIdentificationNumber($birthDate, Person::GENDER_FEMALE);
+        self::assertSame(Person::FEMALE_CENTURY_21ST, (int) $individualIdentificationNumber[6]);
+        self::assertSame(Person::checkSum($individualIdentificationNumber), (int) $individualIdentificationNumber[11]);
+        // 20th century.
+        $birthDate = DateTime::dateTimeBetween('1900-01-01', '1999-12-31');
+        $individualIdentificationNumber = $this->faker->individualIdentificationNumber($birthDate, Person::GENDER_MALE);
+        self::assertSame(Person::checkSum($individualIdentificationNumber), (int) $individualIdentificationNumber[11]);
+        self::assertSame(Person::MALE_CENTURY_20TH, (int) $individualIdentificationNumber[6]);
+        $individualIdentificationNumber = $this->faker->individualIdentificationNumber($birthDate, Person::GENDER_FEMALE);
+        self::assertSame(Person::checkSum($individualIdentificationNumber), (int) $individualIdentificationNumber[11]);
+        self::assertSame(Person::FEMALE_CENTURY_20TH, (int) $individualIdentificationNumber[6]);
+        // 19th century.
+        $birthDate = DateTime::dateTimeBetween('1800-01-01', '1899-12-31');
+        $individualIdentificationNumber = $this->faker->individualIdentificationNumber($birthDate, Person::GENDER_MALE);
+        self::assertSame(Person::checkSum($individualIdentificationNumber), (int) $individualIdentificationNumber[11]);
+        self::assertSame(Person::MALE_CENTURY_19TH, (int) $individualIdentificationNumber[6]);
+        $individualIdentificationNumber = $this->faker->individualIdentificationNumber($birthDate, Person::GENDER_FEMALE);
+        self::assertSame(Person::checkSum($individualIdentificationNumber), (int) $individualIdentificationNumber[11]);
+        self::assertSame(Person::FEMALE_CENTURY_19TH, (int) $individualIdentificationNumber[6]);
+        // 22th century
+        self::expectException(\InvalidArgumentException::class);
+        self::expectExceptionMessage('Unexpected century');
+        $birthDate = DateTime::dateTimeBetween('2100-01-01', '2199-12-31');
+        $this->faker->individualIdentificationNumber($birthDate);
     }
 
     protected function getProviders(): iterable
