import pytest
from tarot.ui import CubeDisplay
from tarot.tarot_api import Tarot

def test_cube_zoom():
    cube = Tarot.cube
    display = CubeDisplay(cube)
    assert display.zoom_level == 1.0
    
    display._zoom(1.1)
    assert display.zoom_level > 1.0
    
    display._zoom(0.5)
    assert display.zoom_level < 1.0

def test_cube_zoom_limits():
    cube = Tarot.cube
    display = CubeDisplay(cube)
    
    # Test upper limit
    for _ in range(20):
        display._zoom(1.5)
    assert display.zoom_level <= 3.0
    
    # Test lower limit
    for _ in range(20):
        display._zoom(0.5)
    assert display.zoom_level >= 0.5