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from guizero import App, Waffle
from threading import Event
from unittest.mock import MagicMock
from common_test import (
schedule_after_test,
schedule_repeat_test,
destroy_test,
enable_test,
display_test,
color_test,
events_test,
cascaded_properties_test,
inherited_properties_test,
grid_layout_test,
auto_layout_test
)
def test_default_values():
a = App()
w = Waffle(a)
assert w.master == a
assert w.grid == None
assert w.align == None
assert w.width == 3
assert w.height == 3
assert w.pixel_size == 20
assert w.pad == 5
assert w.color == "white"
assert w.dotty == False
assert a.description > ""
a.destroy()
def test_alt_values():
a = App(layout = "grid")
w = Waffle(
a,
height = 10,
width = 11,
dim = 12,
pad = 13,
color = "red",
grid = [0,1],
align = "top",
dotty = True,
bg = "green"
)
assert w.master == a
assert w.grid[0] == 0
assert w.grid[1] == 1
assert w.align == "top"
assert w.height == 10
assert w.width == 11
assert w.pixel_size == 12
assert w.pad == 13
assert w.color == "red"
assert w.dotty == True
assert w.bg == "green"
a.destroy()
def test_getters_setters():
a = App()
w = Waffle(a)
w.width = 10
assert w.width == 10
w.height = 11
assert w.height == 11
w.pixel_size = 12
assert w.pixel_size == 12
w.pad = 13
assert w.pad == 13
w.color = "red"
assert w.color == "red"
w.dotty = True
assert w.dotty == True
a.destroy()
def test_set_get_all():
from itertools import chain
a = App()
w = Waffle(a)
w.set_all("red")
# turn 2d list into 1d list
pixels = chain.from_iterable(zip(*w.get_all()))
count = 0
for pixel in pixels:
assert pixel == "red"
count += 1
assert count == w.width * w.height
a.destroy()
def test_set_get_pixel():
a = App()
w = Waffle(a)
w.set_pixel(0,0, "red")
assert w.get_pixel(0,0) == "red"
a.destroy()
def test_pixel_getters_setters():
a = App()
w = Waffle(a)
pixel = w[0,1]
assert pixel.x == 0
assert pixel.y == 1
assert pixel.size == w.pixel_size
assert pixel.color == w.color
assert pixel.dotty == w.dotty
pixel.color = "red"
assert pixel.color == "red"
pixel.dotty = True
assert pixel.dotty
a.destroy()
def test_reset():
from itertools import chain
a = App()
w = Waffle(a)
w.set_pixel(0, 1, "red")
w.reset()
pixels = chain.from_iterable(zip(*w.get_all()))
count = 0
for pixel in pixels:
assert pixel == w.color
count += 1
assert count == w.width * w.height
a.destroy()
def test_command():
a = App()
callback_event = Event()
def callback():
callback_event.set()
w = Waffle(a, command = callback)
assert not callback_event.is_set()
mock_waffle_clicked(w)
assert callback_event.is_set()
a.destroy()
def test_command_with_parameters():
a = App()
callback_event = Event()
def callback(x, y):
assert x == 0
assert y == 1
callback_event.set()
w = Waffle(a, command = callback)
assert not callback_event.is_set()
mock_waffle_clicked(w)
assert callback_event.is_set()
a.destroy()
def test_update_command():
a = App()
callback_event = Event()
def callback():
callback_event.set()
w = Waffle(a)
mock_waffle_clicked(w)
assert not callback_event.is_set()
w.update_command(callback)
mock_waffle_clicked(w)
assert callback_event.is_set()
callback_event.clear()
w.update_command(None)
mock_waffle_clicked(w)
assert not callback_event.is_set()
a.destroy()
def test_update_command_with_parameters():
a = App()
callback_event = Event()
def callback(x, y):
assert x == 0
assert y == 1
callback_event.set()
w = Waffle(a)
w.update_command(callback)
mock_waffle_clicked(w)
assert callback_event.is_set()
a.destroy()
def mock_waffle_clicked(w):
# you cant invoke a tk canvas - this is better than no tests!
# create a mock event
ev = MagicMock()
ev.widget = w
ev.tk_event.widget = w._canvas
# the x event occurs in the middle of the first pixel
ev.tk_event.x = ((w.pixel_size + w.pad) / 2)
# the y event occurs in the middle of the second pixel
ev.tk_event.y = 1 + (w.pixel_size + w.pad) + ((w.pixel_size + w.pad) / 2)
w._clicked_on(ev)
def test_after_schedule():
a = App()
w = Waffle(a)
schedule_after_test(a, w)
a.destroy()
def test_repeat_schedule():
a = App()
w = Waffle(a)
schedule_repeat_test(a, w)
a.destroy()
def test_destroy():
a = App()
w = Waffle(a)
destroy_test(w)
a.destroy()
def test_enable():
a = App()
w = Waffle(a)
enable_test(w)
a.destroy()
def test_display():
a = App()
w = Waffle(a)
display_test(w)
a.destroy()
def test_color():
a = App()
w = Waffle(a)
color_test(w)
a.destroy()
def test_events():
a = App()
w = Waffle(a)
events_test(w)
a.destroy()
def test_cascaded_properties():
a = App()
w = Waffle(a)
cascaded_properties_test(a, w, False)
a.destroy()
def test_inherited_properties():
a = App()
inherited_properties_test(a, lambda: Waffle(a), False)
a.destroy()
def test_auto_layout():
a = App()
w = Waffle(a)
auto_layout_test(w, None)
a.destroy()
def test_grid_layout():
a = App(layout="grid")
w = Waffle(a, grid=[1,2])
grid_layout_test(w, 1, 2, 1, 1, None)
ws = Waffle(a, grid=[1,2,3,4])
grid_layout_test(ws, 1, 2, 3, 4, None)
wa = Waffle(a, grid=[1,2], align="top")
grid_layout_test(wa, 1, 2, 1, 1, "top")
a.destroy()
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