lekoala / silverstripe-debugbar

        $this->controller->extend('onAfterInit');

        $self = $this;

        DebugBar::withDebugBar(function (\DebugBar\DebugBar $debugbar) use ($self) {

            $timeData = $debugbar->getCollector('time');

            $self->assertInstanceOf(TimeDataCollector::class, $timeData);

            $self->assertFalse($timeData->hasStartedMeasure('cms_init'));

            $self->assertFalse($timeData->hasStartedMeasure('init'));

            $self->assertTrue($timeData->hasStartedMeasure('handle'));

        });

    }

    public function testBeforeCallActionHandler()

        $this->controller->extend('beforeCallActionHandler', $request, $action);

        $self = $this;

        DebugBar::withDebugBar(function (\DebugBar\DebugBar $debugbar) use ($self) {

            $timeData = $debugbar->getCollector('time');

            $self->assertInstanceOf(TimeDataCollector::class, $timeData);

            $self->assertFalse($timeData->hasStartedMeasure('handle'));

            $self->assertTrue($timeData->hasStartedMeasure('action'));

        });

        $this->assertTrue($this->controller->beforeCallActionHandlerCalled);

    }

        $this->controller->extend('afterCallActionHandler', $request, $action, $result);

        $self = $this;

        DebugBar::withDebugBar(function (\DebugBar\DebugBar $debugbar) use ($self) {

            $timeData = $debugbar->getCollector('time');

            $self->assertInstanceOf(TimeDataCollector::class, $timeData);

            $self->assertFalse($timeData->hasStartedMeasure('action'));

            $self->assertTrue($timeData->hasStartedMeasure('after_action'));

        });

    }

}