def test_geom_from_stat():
stat = stat_identity(geom='point')
assert isinstance(geom.from_stat(stat), geom_point)
stat = stat_identity(geom='geom_point')
assert isinstance(geom.from_stat(stat), geom_point)
stat = stat_identity(geom=geom_point())
assert isinstance(geom.from_stat(stat), geom_point)
stat = stat_identity(geom=geom_point)
assert isinstance(geom.from_stat(stat), geom_point)
def test_inplace_add():
p = _p = ggplot(df)
p += aes('x', 'y')
assert p is _p
p += geom_point()
assert p is _p
p += stat_identity()
assert p is _p
p += scale_x_continuous()
assert p is _p
with pytest.warns(PlotnineWarning):
# Warning for; replacing existing scale added above
p += xlim(0, 10)
assert p is _p
p += lims(y=(0, 10))
assert p is _p
p += labs(x='x')
assert p is _p
p += coord_trans()
assert p is _p
p += facet_null()
assert p is _p
p += annotate('point', 5, 5, color='red', size=5)
assert p is _p
p += guides()
assert p is _p
p += theme_gray()
assert p is _p
th = _th = theme_gray()
th += theme(aspect_ratio=1)
assert th is _th