def test_get_boundary_coords():
x = np.arange(1000.)
y = np.arange(1000.)
truth = {'southwest': (np.max(x), np.min(y)), 'northeast': (np.min(x), np.max(y))}
assert_array_equal(truth, get_boundary_coords(x, y))
def test_get_xy_range():
x = np.arange(1000.)
y = np.arange(1000.)
bbox = get_boundary_coords(x, y)
truth = np.array((999, 999))
assert_array_equal(truth, get_xy_range(bbox))
def test_get_xy_steps():
x = np.arange(1000.)
y = np.arange(1000.)
bbox = get_boundary_coords(x, y)
x_dim = 100
y_dim = 100
truth = np.array((11, 11))
assert_array_equal(truth, get_xy_steps(bbox, x_dim, y_dim))
