/usr/lib/python2.7/dist-packages/chaco/tests/plotcontainer_test_case.py is in python-chaco 4.5.0-1.
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import unittest
from chaco.api import HPlotContainer, OverlayPlotContainer, \
PlotComponent, VPlotContainer, GridContainer
from traits.api import Any, Tuple
SizePrefs = GridContainer.SizePrefs
class ContainerTestCase(unittest.TestCase):
def assert_tuple(self, t1, t2):
self.assertEquals(len(t1), len(t2))
for i in xrange(len(t1)):
self.assertEquals(t1[i], t2[i])
class StaticPlotComponent(PlotComponent):
""" A plotcomponent with fixed dimensions """
def __init__(self, bounds, *args, **kw):
kw["bounds"] = bounds
if not kw.has_key("resizable"):
kw["resizable"] = ""
PlotComponent.__init__(self, *args, **kw)
return
class ResizablePlotComponent(PlotComponent):
""" A resizable PlotComponent with a fixed preferred size. """
# An optional trait for expressing the preferred size of this component,
# regardless of whether or not it is resizable.
fixed_preferred_size = Any
# Override default value in PlotComponent
resizable = "hv"
def __init__(self, preferred_size=None, *args, **kw):
if preferred_size is not None:
self.fixed_preferred_size = preferred_size
PlotComponent.__init__(self, *args, **kw)
def get_preferred_size(self):
if self.fixed_preferred_size is not None:
return self.fixed_preferred_size
else:
return PlotComponent.get_preferred_size(self)
class OverlayPlotContainerTestCase(ContainerTestCase):
def test_basics(self):
container = OverlayPlotContainer(resizable='', bounds=[100.0,200.0])
self.assert_tuple(container.get_preferred_size(), (100.0,200.0))
self.assertEquals(container._layout_needed, True)
container.do_layout()
self.assertEquals(container._layout_needed, False)
return
def test_fixed_size_component(self):
container = OverlayPlotContainer(resizable='', bounds=[200.0,300.0])
# non-resizable component
component = PlotComponent(resizable='', position=[50.0,60.0], bounds=[100.0,110.0])
self.assertEquals(container._layout_needed, True)
container.do_layout()
container.add(component)
self.assertEquals(container._layout_needed, True)
container.do_layout()
self.assertEquals(container._layout_needed, False)
# check the results of the layout
self.assert_tuple(container.get_preferred_size(), (200.0,300.0))
self.assert_tuple(component.position, (50.0,60.0))
self.assert_tuple(component.bounds, (100.0,110.0))
return
def test_resizable_component(self):
container = OverlayPlotContainer(resizable='', bounds=[200.0,300.0])
component = PlotComponent(resizable='hv', position=[50.0,56.0], bounds=[100.0,110.0])
container.add(component)
container.do_layout()
self.assert_tuple(component.position, (0.0,0.0))
self.assert_tuple(component.bounds, (200.0,300.0))
comp2 = PlotComponent(resizable="h", position=[10,20], bounds=[100,150])
container.add(comp2)
container.do_layout()
self.assert_tuple(comp2.position, (0.0, 20.0))
self.assert_tuple(comp2.bounds, (200.0, 150.0))
comp3 = PlotComponent(resizable="v", position=[30,40], bounds=[100,150])
container.add(comp3)
container.do_layout()
self.assert_tuple(comp3.position, (30.0, 0.0))
self.assert_tuple(comp3.bounds, (100,300))
return
def test_min_size(self):
container = OverlayPlotContainer(resizable='', bounds=[50.0,50.0])
component = PlotComponent(resizable='', position=[50.0,60.0],
bounds=[100.0, 110.0])
container.add(component)
container.do_layout()
self.assert_tuple(component.position, (50.0,60.0))
self.assert_tuple(component.bounds, (100.0,110.0))
return
def test_multiple_min_size(self):
comp1 = StaticPlotComponent([200, 50])
comp2 = StaticPlotComponent([60, 300])
container = OverlayPlotContainer(resizable='hv', bounds=[30,30])
container.fit_components = "hv"
container.add(comp1, comp2)
container.do_layout()
self.assert_tuple(container.get_preferred_size(), (200,300))
self.assert_tuple(comp1.bounds, (200,50))
self.assert_tuple(comp2.bounds, (60,300))
return
class HPlotContainerTestCase(ContainerTestCase):
def test_stack_nonresize(self):
# Assuming resizable='' for all plot containers and components
container = HPlotContainer(bounds=[300,100])
comp1 = StaticPlotComponent([100,70])
comp2 = StaticPlotComponent([90,80])
comp3 = StaticPlotComponent([80,90])
container.add(comp1, comp2, comp3)
container.do_layout()
self.assert_tuple(container.get_preferred_size(), (270,90))
self.assert_tuple(container.bounds, (300,100))
self.assert_tuple(comp1.position, (0,0))
self.assert_tuple(comp2.position, (100,0))
self.assert_tuple(comp3.position, (190,0))
return
def test_stack_one_resize(self):
"Checks stacking with 1 resizable component thrown in"
container = HPlotContainer(bounds=[300,100])
comp1 = StaticPlotComponent([100,70])
comp2 = StaticPlotComponent([90,80])
comp3 = StaticPlotComponent([80,90], resizable='hv')
comp4 = StaticPlotComponent([40,50])
container.add(comp1, comp2, comp3, comp4)
container.do_layout()
self.assert_tuple(container.get_preferred_size(), (230,80))
self.assert_tuple(container.bounds, (300,100))
self.assert_tuple(comp1.position, (0,0))
self.assert_tuple(comp2.position, (100,0))
self.assert_tuple(comp3.position, (190,0))
self.assert_tuple(comp4.position, (260,0))
return
def test_valign(self):
container = HPlotContainer(bounds=[300,200], valign="center")
comp1 = StaticPlotComponent([200,100])
container.add(comp1)
container.do_layout()
self.failUnlessEqual(comp1.position, [0,50])
container.valign="top"
container.do_layout(force=True)
self.failUnlessEqual(comp1.position, [0,100])
return
class VPlotContainerTestCase(ContainerTestCase):
# These tests are mostly transposes of the values in HPlotContainer
def test_stack_nonresize(self):
container = VPlotContainer(bounds=[100,300])
comp1 = StaticPlotComponent([70,100])
comp2 = StaticPlotComponent([80,90])
comp3 = StaticPlotComponent([90,80])
container.add(comp1, comp2, comp3)
container.do_layout()
self.assert_tuple(container.get_preferred_size(), (90, 270))
self.assert_tuple(container.bounds, (100,300))
self.assert_tuple(comp1.position, (0,0))
self.assert_tuple(comp2.position, (0,100))
self.assert_tuple(comp3.position, (0,190))
return
def test_stack_one_resize(self):
"Checks stacking with 1 resizable component thrown in"
container = VPlotContainer(bounds=[100,300])
comp1 = StaticPlotComponent([70,100])
comp2 = StaticPlotComponent([80,90])
comp3 = StaticPlotComponent([90,80], resizable='hv')
comp4 = StaticPlotComponent([50,40])
container.add(comp1, comp2, comp3, comp4)
container.do_layout()
self.assert_tuple(container.get_preferred_size(), (80,230))
self.assert_tuple(container.bounds, (100,300))
self.assert_tuple(comp1.position, (0,0))
self.assert_tuple(comp2.position, (0,100))
self.assert_tuple(comp3.position, (0,190))
self.assert_tuple(comp4.position, (0,260))
return
def test_halign(self):
container = VPlotContainer(bounds=[200,300], halign="center")
comp1 = StaticPlotComponent([100,200])
container.add(comp1)
container.do_layout()
self.failUnlessEqual(comp1.position, [50,0])
container.halign="right"
container.do_layout(force=True)
self.failUnlessEqual(comp1.position, [100,0])
return
def test_fit_components(self):
container = VPlotContainer(bounds=[200,300], resizable="v", fit_components="v")
comp1 = StaticPlotComponent([50,100], padding=5)
comp2 = StaticPlotComponent([50,120], padding=5)
container.add(comp1)
container.add(comp2)
self.assert_tuple(container.get_preferred_size(), (200,240))
# The container should not change its size as a result of its fit_components
# being set.
self.assert_tuple(container.bounds, (200,300))
container.bounds = container.get_preferred_size()
container.do_layout()
container.padding = 8
self.assert_tuple(container.get_preferred_size(), (216,256))
container.do_layout()
self.assert_tuple(comp1.outer_position, (0,0))
self.assert_tuple(comp2.outer_position, (0,110))
class SizePrefsTestCase(unittest.TestCase):
def assert_tuple(self, t1, t2):
self.assertEquals(t1[0], t2[0])
self.assertEquals(t1[1], t2[1])
def test_sequential_non_resizable(self):
prefs = SizePrefs(4, "h")
components = [StaticPlotComponent([100,100]) for i in range(4)]
for i, c in enumerate(components):
prefs.update_from_component(c, i)
pref_size = prefs.get_preferred_size()
self.assert_tuple(pref_size, (100,100,100,100))
sizes = prefs.compute_size_array(400)
self.assert_tuple(sizes, (100,100,100,100))
sizes2 = prefs.compute_size_array(500)
self.assert_tuple(sizes, (100,100,100,100))
def test_overlapping_non_resizable(self):
prefs = SizePrefs(1, "h")
prefs.update_from_component(StaticPlotComponent([100,10]), 0)
prefs.update_from_component(StaticPlotComponent([200,10]), 0)
prefs.update_from_component(StaticPlotComponent([300,10]), 0)
pref_size = prefs.get_preferred_size()
self.assertEquals(pref_size[0], 300)
sizes = prefs.compute_size_array(400)
self.assertEquals(sizes[0], 400)
def test_sequential_resizable(self):
prefs = SizePrefs(3, "v")
prefs.update_from_component(ResizablePlotComponent([10,100]), 0)
prefs.update_from_component(ResizablePlotComponent([10,200]), 1)
prefs.update_from_component(ResizablePlotComponent([10,300]), 2)
pref_size = prefs.get_preferred_size()
self.assert_tuple(pref_size, (100,200,300))
sizes = prefs.compute_size_array(600)
self.assert_tuple(sizes, [100, 200, 300])
sizes2 = prefs.compute_size_array(60)
self.assert_tuple(sizes2, [10, 20, 30])
sizes3 = prefs.compute_size_array(6000)
self.assert_tuple(sizes3, [1000, 2000, 3000])
def test_overlapping_resizable(self):
prefs = SizePrefs(2, "h")
prefs.update_from_component(ResizablePlotComponent([50, 10]), 0)
prefs.update_from_component(ResizablePlotComponent([100, 10]), 0)
prefs.update_from_component(ResizablePlotComponent([80, 10]), 1)
pref_size = prefs.get_preferred_size()
self.assert_tuple(pref_size, (100,80))
sizes = prefs.compute_size_array(180)
self.assert_tuple(sizes, (100, 80))
sizes2 = prefs.compute_size_array(360)
self.assert_tuple(sizes2, (200, 160))
def test_sequential_fully_resizable(self):
prefs = SizePrefs(3, "h")
for i in range(3):
prefs.update_from_component(ResizablePlotComponent(), i)
pref_size = prefs.get_preferred_size()
self.assert_tuple(pref_size, (0,0,0))
sizes = prefs.compute_size_array(60)
self.assert_tuple(sizes, (20, 20, 20))
def test_overlapping_fully_resizable(self):
prefs = SizePrefs(1, "h")
for i in range(3):
prefs.update_from_component(ResizablePlotComponent(), 0)
pref_size = prefs.get_preferred_size()
self.assertEquals(pref_size[0], 0)
sizes = prefs.compute_size_array(60)
self.assertEquals(sizes[0], 60)
def test_sequential_mixed_resizable(self):
# Tests a sequence of resizable and fully resizable components.
prefs = SizePrefs(3, "h")
prefs.update_from_component(ResizablePlotComponent(), 0)
prefs.update_from_component(ResizablePlotComponent([100,10]), 1)
prefs.update_from_component(ResizablePlotComponent(), 2)
pref_size = prefs.get_preferred_size()
self.assert_tuple(pref_size, (0, 100, 0))
sizes = prefs.compute_size_array(50)
self.assert_tuple(sizes, (0, 50, 0))
sizes2 = prefs.compute_size_array(100)
self.assert_tuple(sizes2, (0, 100, 0))
sizes3 = prefs.compute_size_array(200)
self.assert_tuple(sizes3, (50, 100, 50))
def test_overlapping_mixed_resizable(self):
# Tests a sequence of overlapping resizable and fully resizable components.
prefs = SizePrefs(4, "h")
# Slot 1
prefs.update_from_component(ResizablePlotComponent([100,10]), 0)
prefs.update_from_component(ResizablePlotComponent(), 0)
# Slot 2
prefs.update_from_component(ResizablePlotComponent(), 1)
prefs.update_from_component(ResizablePlotComponent([50,10]), 1)
# Slot 3
prefs.update_from_component(ResizablePlotComponent(), 2)
prefs.update_from_component(ResizablePlotComponent([40,10]), 2)
# Slot 4
prefs.update_from_component(ResizablePlotComponent(), 3)
prefs.update_from_component(ResizablePlotComponent(), 3)
pref_size = prefs.get_preferred_size()
self.assert_tuple(pref_size, (100, 50, 40, 0))
sizes = prefs.compute_size_array(95)
self.assert_tuple(sizes, (50, 25, 20, 0))
sizes2 = prefs.compute_size_array(230)
self.assert_tuple(sizes2, (100, 50, 40, 40))
def test_sequential_mixed_resizable_static(self):
# Tests a sequence of static and resizable components.
prefs = SizePrefs(3, "h")
prefs.update_from_component(StaticPlotComponent([100,10]), 0)
prefs.update_from_component(ResizablePlotComponent([50,10]), 1)
prefs.update_from_component(ResizablePlotComponent([75,10]), 2)
pref_size = prefs.get_preferred_size()
self.assert_tuple(pref_size, (100,50,75))
sizes = prefs.compute_size_array(225)
self.assert_tuple(sizes, (100,50,75))
sizes2 = prefs.compute_size_array(350)
self.assert_tuple(sizes2, (100,100,150))
def test_sequential_mixed_resizable_static2(self):
# Tests a sequence of non-overlapping static, resizable, and fully
# resizable components.
prefs = SizePrefs(4, "h")
prefs.update_from_component(StaticPlotComponent([100,10]), 0)
prefs.update_from_component(ResizablePlotComponent([50,10]), 1)
prefs.update_from_component(ResizablePlotComponent([75,10]), 2)
prefs.update_from_component(ResizablePlotComponent(), 3)
pref_size = prefs.get_preferred_size()
self.assert_tuple(pref_size, (100,50,75,0))
sizes = prefs.compute_size_array(300)
self.assert_tuple(sizes, (100,50,75,75))
def test_overlapping_mixed_resizable_static(self):
prefs = SizePrefs(5, "h")
# Slot 1 - static and smaller resizable
prefs.update_from_component(StaticPlotComponent([100,10]), 0)
prefs.update_from_component(ResizablePlotComponent([50,10]), 0)
# Slot 2 - static and larger resizable
prefs.update_from_component(StaticPlotComponent([30,10]), 1)
prefs.update_from_component(ResizablePlotComponent([60,10]), 1)
# Slot 3 - static and fully resizable
prefs.update_from_component(StaticPlotComponent([50,10]), 2)
prefs.update_from_component(ResizablePlotComponent(), 2)
# Slot 4 - resizable and fully resizable
prefs.update_from_component(ResizablePlotComponent([90,10]), 3)
prefs.update_from_component(ResizablePlotComponent(), 3)
# Slot 5 - fully resizable
prefs.update_from_component(ResizablePlotComponent(), 4)
pref_size = prefs.get_preferred_size()
self.assert_tuple(pref_size, (100, 60, 50, 90, 0))
# Test scaling down of resizable components in slots 2 and 4
sizes = prefs.compute_size_array(180 + 60)
self.assert_tuple(sizes, (100, 30+15, 50, 45, 0))
# Test scaling up of fully resizable component in slot 5, and proper
# allocation of slot 2's resizable component's full preferred size.
sizes2 = prefs.compute_size_array(300 + 35)
self.assert_tuple(sizes2, (100, 60, 50, 90, 35))
class GridContainerTestCase(ContainerTestCase):
def test_empty_container(self):
cont = GridContainer(shape=(1,1))
cont.bounds = [100,100]
cont.do_layout()
return
def test_all_empty_cells(self):
cont = GridContainer(shape=(2,2), spacing=(0,0))
cont.component_grid = [[None, None], [None, None]]
size = cont.get_preferred_size()
self.assert_tuple(size, (0,0))
cont.bounds = (100,100)
cont.do_layout()
return
def test_some_empty_cells(self):
cont = GridContainer(shape=(2,2), spacing=(0,0))
a = StaticPlotComponent([100,30])
b = StaticPlotComponent([50,40])
cont.component_grid = [[a, None], [None, b]]
size = cont.get_preferred_size()
self.assert_tuple(size, (150, 70))
cont.bounds = size
cont.do_layout()
self.assert_tuple(a.outer_position, (0, 40))
self.assert_tuple(a.outer_bounds, (100, 30))
self.assert_tuple(b.outer_position, (100,0))
self.assert_tuple(b.outer_bounds, (50, 40))
def test_single_cell(self):
cont = GridContainer(shape=(1,1))
comp1 = StaticPlotComponent([200,300])
cont.add(comp1)
cont.do_layout()
# it would be nice to make all boolean tests here trigger
# assert failures, maybe using Pypy?
self.assert_tuple(comp1.position, (0,0))
self.assert_tuple(comp1.bounds, (200,300))
return
def test_nonresizable_container(self):
cont = GridContainer(shape=(1,1), resizable="")
comp1 = StaticPlotComponent([200,300])
cont.add(comp1)
cont.do_layout()
self.assert_tuple(comp1.position, (0,0))
self.assert_tuple(comp1.bounds, (200,300))
return
def test_row(self):
cont = GridContainer(shape=(1,3), halign="center", valign="center")
c1 = StaticPlotComponent([50,50])
c2 = StaticPlotComponent([30,30])
c3 = StaticPlotComponent([0,0], resizable="hv")
cont.add(c1, c2, c3)
cont.bounds = list(cont.get_preferred_size())
cont.do_layout()
self.assert_tuple(c1.position, (0,0))
self.assert_tuple(c1.bounds, (50,50))
self.assert_tuple(c2.position, (50,10))
self.assert_tuple(c2.bounds, (30,30))
self.assert_tuple(c3.position, (80,0))
self.assert_tuple(c3.bounds, (0,50))
cont.bounds = [100, 50]
cont.do_layout()
self.assert_tuple(c1.position, (0,0))
self.assert_tuple(c1.bounds, (50,50))
self.assert_tuple(c2.position, (50,10))
self.assert_tuple(c2.bounds, (30,30))
self.assert_tuple(c3.position, (80,0))
self.assert_tuple(c3.bounds, (20,50))
return
def test_two_by_two(self):
""" Tests a 2x2 grid of components """
cont = GridContainer(shape=(2,2), halign="center", valign="center")
ul = StaticPlotComponent([50,50]) # upper-left component
lr = StaticPlotComponent([100,100]) # lower-right component
top = StaticPlotComponent([0,0], resizable="hv")
left = StaticPlotComponent([0,0], resizable="hv")
cont.component_grid = [[ul, top], [left, lr]]
cont.bounds = [150, 150]
cont.do_layout()
self.assert_tuple(ul.position, (0,100))
self.assert_tuple(ul.bounds, (50,50))
self.assert_tuple(top.position, (50,100))
self.assert_tuple(top.bounds, (100, 50))
self.assert_tuple(left.position, (0,0))
self.assert_tuple(left.bounds, (50,100))
self.assert_tuple(lr.position, (50,0))
self.assert_tuple(lr.bounds, (100,100))
return
def test_spacing(self):
cont = GridContainer(shape=(2,2), spacing=(10,10),
halign="center", valign="center")
ul = StaticPlotComponent([50,50]) # upper-left component
lr = StaticPlotComponent([100,100]) # lower-right component
top = StaticPlotComponent([0,0], resizable="hv")
left = StaticPlotComponent([0,0], resizable="hv")
cont.component_grid = [[ul, top], [left, lr]]
cont.bounds = [190, 190]
cont.do_layout()
self.assert_tuple(ul.position, (10,130))
self.assert_tuple(ul.bounds, (50,50))
self.assert_tuple(top.position, (80,130))
self.assert_tuple(top.bounds, (100, 50))
self.assert_tuple(left.position, (10,10))
self.assert_tuple(left.bounds, (50,100))
self.assert_tuple(lr.position, (80,10))
self.assert_tuple(lr.bounds, (100,100))
return
def test_resizable(self):
cont = GridContainer(shape=(2,2), spacing=(0,0),
halign="center", valign="center")
ul = StaticPlotComponent([0,0], resizable="hv")
lr = StaticPlotComponent([0,0], resizable="hv")
top = StaticPlotComponent([0,0], resizable="hv")
left = StaticPlotComponent([0,0], resizable="hv")
cont.component_grid = [[ul, top], [left, lr]]
cont.bounds = [200, 200]
cont.do_layout()
self.assert_tuple(ul.position, (0,100))
self.assert_tuple(ul.bounds, (100,100))
self.assert_tuple(top.position, (100,100))
self.assert_tuple(top.bounds, (100, 100))
self.assert_tuple(left.position, (0,0))
self.assert_tuple(left.bounds, (100,100))
self.assert_tuple(lr.position, (100,0))
self.assert_tuple(lr.bounds, (100,100))
return
def test_resizable2(self):
# Tests a resizable component that also has a preferred size
cont = GridContainer(shape=(2,2), spacing=(0,0),
halign="center", valign="center")
ul = StaticPlotComponent([150,150], resizable="hv")
lr = StaticPlotComponent([0,0], resizable="hv")
top = StaticPlotComponent([0,0], resizable="hv")
left = StaticPlotComponent([0,0], resizable="hv")
cont.component_grid = [[ul, top], [left, lr]]
cont.bounds = [200, 200]
cont.do_layout()
self.assert_tuple(ul.position, (0,100))
self.assert_tuple(ul.bounds, (100,100))
self.assert_tuple(top.position, (100,100))
self.assert_tuple(top.bounds, (100,100))
self.assert_tuple(left.position, (0,0))
self.assert_tuple(left.bounds, (100,100))
self.assert_tuple(lr.position, (100,0))
self.assert_tuple(lr.bounds, (100,100))
def test_resizable_mixed(self):
""" Tests mixing resizable and non-resizable components """
cont = GridContainer(shape=(2,2), spacing=(10,10),
halign="center", valign="center")
ul = StaticPlotComponent([0,0], resizable="hv")
lr = StaticPlotComponent([0,0], resizable="hv")
top = StaticPlotComponent([0,0], resizable="hv")
left = StaticPlotComponent([100,100], resizable="")
cont.component_grid = [[ul, top], [left, lr]]
cont.bounds = [240, 240]
cont.do_layout()
self.assert_tuple(ul.position, (10,130))
self.assert_tuple(ul.bounds, (100,100))
self.assert_tuple(top.position, (130,130))
self.assert_tuple(top.bounds, (100, 100))
self.assert_tuple(left.position, (10,10))
self.assert_tuple(left.bounds, (100,100))
self.assert_tuple(lr.position, (130,10))
self.assert_tuple(lr.bounds, (100,100))
return
def test_resizable_mixed2(self):
# Tests laying out resizable components with preferred
# sized alongside non-resizable components.
cont = GridContainer(shape=(2,2), spacing=(0,0),
halign="center", valign="center")
ul = ResizablePlotComponent([150,150])
lr = StaticPlotComponent([50,50], resizable="")
top = StaticPlotComponent([0,0], resizable="hv")
left = StaticPlotComponent([0,0], resizable="hv")
cont.component_grid = [[ul, top], [left, lr]]
cont.bounds = [200, 200]
cont.do_layout()
self.assert_tuple(ul.position, (0,50))
self.assert_tuple(ul.bounds, (150,150))
self.assert_tuple(top.position, (150,50))
self.assert_tuple(top.bounds, (50,150))
self.assert_tuple(left.position, (0,0))
self.assert_tuple(left.bounds, (150,50))
self.assert_tuple(lr.position, (150,0))
self.assert_tuple(lr.bounds, (50,50))
def test_resizable_mixed_h(self):
# Tests the layout of a non-resizable component, a resizable with a
# preferred size, and a fully resizable component in a horizontal
# GridContainer
cont = GridContainer(shape=(3,1), spacing=(0,0),
halign="center", valign="center")
left = StaticPlotComponent([50,10], resizable="")
middle = ResizablePlotComponent([100,10])
right = StaticPlotComponent([0,0], resizable="hv")
cont.component_grid = [[left, middle, right]]
cont.bounds = [200, 10]
cont.do_layout()
self.assert_tuple(left.position, (0,0))
self.assert_tuple(left.bounds, (50,10))
self.assert_tuple(middle.position, (50,0))
self.assert_tuple(middle.bounds, (100,10))
self.assert_tuple(right.position, (150,0))
self.assert_tuple(right.bounds, (50,10))
def test_non_resizable(self):
cont = GridContainer(shape=(2,2), spacing=(10,10),
halign="center", valign="center")
ul = StaticPlotComponent([100,100], resizable="")
ur = StaticPlotComponent([100,100], resizable="")
ll = StaticPlotComponent([100,100], resizable="")
lr = StaticPlotComponent([100,100], resizable="")
cont.component_grid = [[ul, ur], [ll, lr]]
cont.bounds = [240, 240]
cont.do_layout()
self.assert_tuple(ul.position, (10,130))
self.assert_tuple(ul.bounds, (100,100))
self.assert_tuple(ur.position, (130,130))
self.assert_tuple(ur.bounds, (100, 100))
self.assert_tuple(ll.position, (10,10))
self.assert_tuple(ll.bounds, (100,100))
self.assert_tuple(lr.position, (130,10))
self.assert_tuple(lr.bounds, (100,100))
cont.bounds = [280, 280]
cont.do_layout()
self.assert_tuple(ul.position, (20,160))
self.assert_tuple(ul.bounds, (100,100))
self.assert_tuple(ur.position, (160,160))
self.assert_tuple(ur.bounds, (100, 100))
self.assert_tuple(ll.position, (20,20))
self.assert_tuple(ll.bounds, (100,100))
self.assert_tuple(lr.position, (160,20))
self.assert_tuple(lr.bounds, (100,100))
if __name__ == '__main__':
import nose
nose.run()
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