function LegacyPasswordHashingTest::testPasswordRehashing

Tests password rehashing.

@covers ::__construct @covers ::hash @covers ::getCountLog2 @covers ::check @covers ::needsRehash

File

core/modules/phpass/tests/src/Unit/LegacyPasswordHashingTest.php, line 104

Class

LegacyPasswordHashingTest

Unit tests for password hashing API.

Namespace

Code

public function testPasswordRehashing() : void {
    // Increment the log2 iteration to MIN + 1.
    $password_hasher = new PhpassHashedPassword(PhpassHashedPassword::MIN_HASH_COUNT + 1);
    $this->assertTrue($password_hasher->needsRehash($this->hashedPassword), 'Needs a new hash after incrementing the log2 count.');
    // Re-hash the password.
    $rehashed_password = $password_hasher->hash($this->password);
    $this->assertSame(PhpassHashedPassword::MIN_HASH_COUNT + 1, $password_hasher->getCountLog2($rehashed_password), 'Re-hashed password has the correct number of log2 iterations.');
    $this->assertNotEquals($rehashed_password, $this->hashedPassword, 'Password hash changed again.');
    // Now the hash should be OK.
    $this->assertFalse($password_hasher->needsRehash($rehashed_password), 'Re-hashed password does not need a new hash.');
    $this->assertTrue($password_hasher->check($this->password, $rehashed_password), 'Password check succeeds with re-hashed password.');
    $this->assertTrue($this->passwordHasher
        ->check($this->password, $rehashed_password), 'Password check succeeds with re-hashed password with original hasher.');
}