forceError() public method

Creates a database error on the database.
Deprecation: Use MongoDB::forceError() instead.
public forceError ( ) : boolean
return boolean The database response.
 /**
  * @expectedException PHPUnit_Framework_Error
  */
 public function testForceError() {
     $m = new Mongo();
     $m->forceError();
     $err = $m->lastError();
     $this->assertNotNull($err['err']);
     $this->assertEquals($err['n'], 0);
     $this->assertEquals((bool)$err['ok'], true);
 }