def test_attr_field_with_default_and_many():
field = AttrField(css_select="div.brand b",
attr="href",
default="nothing",
many=True)
values = field.extract(html_etree=html_etree)
assert values == ["nothing"]
def test_attr_field_with_default():
field = AttrField(css_select="div.brand b", attr="href", default="nothing")
value = field.extract(html_etree=html_etree)
assert value == "nothing"
def test_attr_field_many():
field = AttrField(css_select="a.test_link", attr="href", many=True)
values = field.extract(html_etree=html_etree)
assert len(values) == 5
assert values[3] == "https://github.com/howie6879/ruia"
def test_attr_field_many_even_there_is_only_one_in_html():
field = AttrField(css_select="div.brand a", attr="href", many=True)
value = field.extract(html_etree=html_etree)
assert value[0] == "https://github.com"
assert len(value) == 1
def test_attr_field():
attr_field = AttrField(css_select="div.brand a", attr="href")
value = attr_field.extract(html_etree=html_etree)
assert value == "https://github.com"
