def test_constant_values(self):
r = DataRange2D()
ds = PointDataSource(array([[5.0, 5.0]]), sort_order="none")
r.add(ds)
# A constant value > 1.0, by default, gets a range that brackets
# it to the nearest power of ten above and below
assert_ary_(r.low, array([1.0, 1.0]))
assert_ary_(r.high, array([10.0, 10.0]))
r.remove(ds)
ds = PointDataSource(array([[31.4, 9.7]]))
r.add(ds)
assert_ary_(r.low, array([10.0, 1.0]))
assert_ary_(r.high, array([100.0, 10.0]))
r.remove(ds)
ds = PointDataSource(array([[0.125, 0.125]]))
r.add(ds)
assert_ary_(r.low, array([0.0, 0.0]))
assert_ary_(r.high, array([0.25, 0.25]))
r.remove(ds)
ds = PointDataSource(array([[-0.125, -0.125]]))
r.add(ds)
assert_ary_(r.low, array([-0.25, -0.25]))
assert_ary_(r.high, array([0.0, 0.0]))
return
def test_multi_source(self):
x = arange(10.)
y = arange(0., 100., 10.)
foo = transpose(array([x, y]))
bar = transpose(array([y, x]))
ds1 = PointDataSource(foo)
ds2 = PointDataSource(bar)
r = DataRange2D(ds1, ds2)
assert_ary_(r.low, [0.0, 0.0])
assert_ary_(r.high, [90., 90.])
return
def test_single_source(self):
r = DataRange2D()
x = arange(10.)
y = arange(0., 100., 10.)
ds = PointDataSource(transpose(array([x, y])), sort_order="none")
r.add(ds)
assert_ary_(r.low, array([0., 0.]))
assert_ary_(r.high, array([9.0, 90.0]))
r.low = [3.0, 30.0]
r.high = [6.0, 60.0]
assert_ary_(r.low_setting, array([3.0, 30.0]))
assert_ary_(r.high_setting, array([6.0, 60.0]))
assert_ary_(r.low, array([3.0, 30.0]))
assert_ary_(r.high, array([6.0, 60.0]))
r.refresh()
assert_ary_(r.low_setting, array([3.0, 30.0]))
assert_ary_(r.high_setting, array([6.0, 60.0]))
assert_ary_(r.low, array([3.0, 30.0]))
assert_ary_(r.high, array([6.0, 60.0]))
r.low = ('auto', 'auto')
self.assertTrue(r.low_setting == ('auto', 'auto'))
assert_ary_(r.low, array([0.0, 0.0]))
return
def test_bounds(self):
myarray = self.create_array()
pd = PointDataSource(myarray)
self.assertEqual(pd.get_bounds(), ((0, 0), (9, 90)))
def test_basic_set_get(self):
myarray = self.create_array()
pd = PointDataSource(myarray)
self.assertTrue(allclose(myarray, pd._data))
self.assertTrue(pd.value_dimension == "point")
def test_bounds(self):
myarray = self.create_array()
pd = PointDataSource(myarray)
self.assertEqual(pd.get_bounds(), ((0, 0), (9, 90)))
return