class PermissionCheckerTest

class PermissionCheckerTest extends UnitTestCase {
    
    /**
     * The permission checker to run tests on.
     *
     * @var \Drupal\Core\Session\PermissionChecker
     */
    protected $checker;
    
    /**
     * The mocked access policy processor.
     *
     * @var \Drupal\Core\Session\AccessPolicyProcessorInterface|\Prophecy\Prophecy\ObjectProphecy
     */
    protected $processor;
    
    /**
     * The mocked account to use for testing.
     *
     * @var \Drupal\Core\Session\AccountInterface
     */
    protected $account;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->processor = $this->prophesize(AccessPolicyProcessorInterface::class);
        $this->checker = new PermissionChecker($this->processor
            ->reveal());
        $this->account = $this->prophesize(AccountInterface::class)
            ->reveal();
    }
    
    /**
     * Tests the hasPermission method under normal circumstances.
     */
    public function testHasPermission() : void {
        $calculated_permissions = new CalculatedPermissions((new RefinableCalculatedPermissions())->addItem(new CalculatedPermissionsItem([
            'foo',
        ])));
        $this->processor
            ->processAccessPolicies($this->account)
            ->willReturn($calculated_permissions);
        $this->assertTrue($this->checker
            ->hasPermission('foo', $this->account));
        $this->assertFalse($this->checker
            ->hasPermission('bar', $this->account));
    }
    
    /**
     * Tests the hasPermission method when no policy added something.
     */
    public function testHasPermissionEmpty() : void {
        $calculated_permissions = new CalculatedPermissions(new RefinableCalculatedPermissions());
        $this->processor
            ->processAccessPolicies($this->account)
            ->willReturn($calculated_permissions);
        $this->assertFalse($this->checker
            ->hasPermission('foo', $this->account));
        $this->assertFalse($this->checker
            ->hasPermission('bar', $this->account));
    }
    
    /**
     * Tests the hasPermission method when mixed scopes and identifiers exist.
     */
    public function testHasPermissionMixed() : void {
        $calculated_permissions = new CalculatedPermissions((new RefinableCalculatedPermissions())->addItem(new CalculatedPermissionsItem([
            'foo',
        ]))
            ->addItem(new CalculatedPermissionsItem([
            'bar',
        ], identifier: 'other-identifier'))
            ->addItem(new CalculatedPermissionsItem([
            'baz',
        ], FALSE, 'other-scope', 'other-identifier')));
        $this->processor
            ->processAccessPolicies($this->account)
            ->willReturn($calculated_permissions);
        $this->assertTrue($this->checker
            ->hasPermission('foo', $this->account));
        $this->assertFalse($this->checker
            ->hasPermission('bar', $this->account));
        $this->assertFalse($this->checker
            ->hasPermission('baz', $this->account));
    }
    
    /**
     * Tests the hasPermission method with only contrib scopes and identifiers.
     */
    public function testHasPermissionOnlyContrib() : void {
        $calculated_permissions = new CalculatedPermissions((new RefinableCalculatedPermissions())->addItem(new CalculatedPermissionsItem([
            'baz',
        ], FALSE, 'other-scope', 'other-identifier')));
        $this->processor
            ->processAccessPolicies($this->account)
            ->willReturn($calculated_permissions);
        $this->assertFalse($this->checker
            ->hasPermission('foo', $this->account));
        $this->assertFalse($this->checker
            ->hasPermission('bar', $this->account));
        $this->assertFalse($this->checker
            ->hasPermission('baz', $this->account));
    }

}