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import pytest
import sdl2
from sdl2 import ext as sdl2ext
# Some tests don't work properly with some video drivers, so check the name
DRIVER_DUMMY = False
DRIVER_X11 = False
try:
sdl2.SDL_Init(sdl2.SDL_INIT_VIDEO)
driver_name = sdl2.SDL_GetCurrentVideoDriver()
sdl2.SDL_Quit()
DRIVER_DUMMY = driver_name == b"dummy"
DRIVER_X11 = driver_name == b"x11"
except:
pass
def test_get_displays(with_sdl):
n_displays = sdl2.SDL_GetNumVideoDisplays()
displays = sdl2ext.get_displays()
assert len(displays) == n_displays
assert isinstance(displays[0], sdl2ext.DisplayInfo)
class TestExtDisplayInfo(object):
__tags__ = ["sdl", "sdl2ext"]
def test_init(self, with_sdl):
n_displays = sdl2.SDL_GetNumVideoDisplays()
for i in range(n_displays):
d = sdl2ext.DisplayInfo(i)
assert len(d.name) > 0
assert len(d.modes) > 0
assert isinstance(d.modes[0], sdl2.SDL_DisplayMode)
# Test exception on bad index
with pytest.raises(ValueError):
sdl2ext.DisplayInfo(n_displays + 1)
@pytest.mark.skipif(DRIVER_DUMMY, reason="Doesn't work with dummy driver")
def test_dpi(self, with_sdl):
d = sdl2ext.DisplayInfo(0)
assert d.dpi > 0
def test_current_mode(self, with_sdl):
d = sdl2ext.DisplayInfo(0)
mode = d.current_mode
assert isinstance(mode, sdl2.SDL_DisplayMode)
assert mode.w > 0 and mode.h > 0
def test_desktop_mode(self, with_sdl):
d = sdl2ext.DisplayInfo(0)
mode = d.desktop_mode
assert isinstance(mode, sdl2.SDL_DisplayMode)
assert mode.w > 0 and mode.h > 0
def test_bounds(self, with_sdl):
d = sdl2ext.DisplayInfo(0)
bounds = d.bounds
assert isinstance(bounds, sdl2.SDL_Rect)
assert bounds.w > 0 and bounds.h > 0
@pytest.mark.skipif(DRIVER_DUMMY, reason="Doesn't work with dummy driver")
def test_closest_mode(self, with_sdl):
d = sdl2ext.DisplayInfo(0)
current = d.current_mode
mode = d.closest_mode(current.w - 1, current.h - 1)
assert isinstance(mode, sdl2.SDL_DisplayMode)
assert mode == current
mode = d.closest_mode(current.w - 1, current.h - 1, 60)
assert isinstance(mode, sdl2.SDL_DisplayMode)
assert mode.w == current.w and mode.h == current.h
@pytest.mark.skipif(DRIVER_DUMMY, reason="Doesn't work with dummy driver")
def test_has_mode(self, with_sdl):
d = sdl2ext.DisplayInfo(0)
current = d.current_mode
assert d.has_mode(current.w, current.h)
assert not d.has_mode(1234, 567)
assert not d.has_mode(1234, 567, hz=60)
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