96 lines
2.3 KiB
Python
96 lines
2.3 KiB
Python
import pytest
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from os import getenv
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from gaphas.canvas import Canvas
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from gaphas.examples import Box
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from gaphas.item import NW, NE, SE, SW
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class CanvasBox:
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def __init__(self):
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self.canvas = Canvas()
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self.box = Box()
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self.handles = self.box.handles()
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@pytest.fixture()
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def cb():
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return CanvasBox()
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def test_creation_with_size(cb):
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"""Test if initial size holds when added to a canvas.
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"""
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cb.box.width = 150
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cb.box.height = 153
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assert cb.box.width == 150, cb.box.width
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assert cb.box.height == 153, cb.box.height
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assert cb.box.handles()[SE].pos.x == 150, cb.box.handles()[SE].pos.x
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assert cb.box.handles()[SE].pos.y == 153, cb.box.handles()[SE].pos.y
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cb.canvas.add(cb.box)
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assert cb.box.width == 150, cb.box.width
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assert cb.box.height == 153, cb.box.height
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assert cb.box.handles()[SE].pos.x == 150, cb.box.handles()[SE].pos.x
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assert cb.box.handles()[SE].pos.y == 153, cb.box.handles()[SE].pos.y
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def test_resize_se(cb):
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"""Test resizing of element by dragging its SE handle.
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"""
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cb.canvas.add(cb.box)
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h_nw, h_ne, h_se, h_sw = cb.handles
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assert h_nw is cb.handles[NW]
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assert h_ne is cb.handles[NE]
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assert h_sw is cb.handles[SW]
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assert h_se is cb.handles[SE]
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count = getenv("GAPHAS_TEST_COUNT")
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if count:
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count = int(count)
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else:
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count = 1
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for i in range(count):
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h_se.pos.x += 100 # h.se.{x,y} = 10, now
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h_se.pos.y += 100
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cb.box.request_update()
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cb.canvas.update()
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assert 110 * count == h_se.pos.x # h_se changed above, should remain the same
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assert 110 * count == float(h_se.pos.y)
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assert 110 * count == float(h_ne.pos.x)
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assert 110 * count == float(h_sw.pos.y)
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def test_minimal_se(cb):
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"""Test resizing of element by dragging its SE handle.
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"""
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cb.canvas.add(cb.box)
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h_nw, h_ne, h_se, h_sw = cb.handles
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assert h_nw is cb.handles[NW]
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assert h_ne is cb.handles[NE]
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assert h_sw is cb.handles[SW]
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assert h_se is cb.handles[SE]
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h_se.pos.x -= 20 # h.se.{x,y} == -10
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h_se.pos.y -= 20
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assert h_se.pos.x == h_se.pos.y == -10
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cb.box.request_update()
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cb.canvas.update()
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assert 10 == h_se.pos.x # h_se changed above, should be 10
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assert 10 == h_se.pos.y
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assert 10 == h_ne.pos.x
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assert 10 == h_sw.pos.y
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