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test_repr.py
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/
test_repr.py
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""""
Folium _repr_*_ Tests
---------------------
"""
import io
import sys
import PIL.Image
import folium
import pytest
@pytest.fixture
def m():
yield folium.Map(png_enabled=False)
@pytest.fixture
def m_png():
yield folium.Map(png_enabled=True)
def test__repr_html_is_str(m):
html = m._repr_html_()
assert isinstance(html, str)
def test_valid_html(m):
html = m._repr_html_()
parts = html.split('><')
assert len(parts) == 7
assert parts[0].lstrip('<div ') == 'style="width:100%;"'
assert parts[1].lstrip('<div ') == 'style="position:relative;width:100%;height:0;padding-bottom:60%;"' # noqa
assert 'make this notebook trusted' in parts[2].lower()
assert parts[3].startswith('iframe')
assert parts[4] == '/iframe'
assert parts[5] == '/div'
assert parts[6] == '/div>'
def test__repr_png_no_image(m):
png = m._repr_png_()
assert png is None
@pytest.mark.xfail
def test__repr_png_is_bytes(m_png):
png = m_png._repr_png_()
assert isinstance(png, bytes)
@pytest.mark.xfail
@pytest.mark.skipif(sys.version_info < (3, 0),
reason="Doesn't work on Python 2.7.")
def test_valid_png(m_png):
png = m_png._repr_png_()
img = PIL.Image.open(io.BytesIO(png))
isinstance(img, PIL.PngImagePlugin.PngImageFile)