public function testPermissionsForMember()
 {
     $member = $this->objFromFixture('SilverStripe\\Security\\Member', 'access');
     $permissions = Permission::permissions_for_member($member->ID);
     $this->assertEquals(4, count($permissions));
     $this->assertTrue(in_array('CMS_ACCESS_MyAdmin', $permissions));
     $this->assertTrue(in_array('CMS_ACCESS_AssetAdmin', $permissions));
     $this->assertTrue(in_array('CMS_ACCESS_SecurityAdmin', $permissions));
     $this->assertTrue(in_array('EDIT_PERMISSIONS', $permissions));
     $group = $this->objFromFixture("SilverStripe\\Security\\Group", "access");
     Permission::deny($group->ID, "CMS_ACCESS_MyAdmin");
     $permissions = Permission::permissions_for_member($member->ID);
     $this->assertEquals(3, count($permissions));
     $this->assertFalse(in_array('CMS_ACCESS_MyAdmin', $permissions));
 }