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- """Tests of classes in element.py.
- The really big classes -- Tag, PageElement, and NavigableString --
- are tested in separate files.
- """
- from bs4.element import (
- CharsetMetaAttributeValue,
- ContentMetaAttributeValue,
- NamespacedAttribute,
- )
- from . import SoupTest
- class TestNamedspacedAttribute(object):
- def test_name_may_be_none_or_missing(self):
- a = NamespacedAttribute("xmlns", None)
- assert a == "xmlns"
- a = NamespacedAttribute("xmlns", "")
- assert a == "xmlns"
- a = NamespacedAttribute("xmlns")
- assert a == "xmlns"
-
- def test_namespace_may_be_none_or_missing(self):
- a = NamespacedAttribute(None, "tag")
- assert a == "tag"
-
- a = NamespacedAttribute("", "tag")
- assert a == "tag"
-
- def test_attribute_is_equivalent_to_colon_separated_string(self):
- a = NamespacedAttribute("a", "b")
- assert "a:b" == a
- def test_attributes_are_equivalent_if_prefix_and_name_identical(self):
- a = NamespacedAttribute("a", "b", "c")
- b = NamespacedAttribute("a", "b", "c")
- assert a == b
- # The actual namespace is not considered.
- c = NamespacedAttribute("a", "b", None)
- assert a == c
- # But name and prefix are important.
- d = NamespacedAttribute("a", "z", "c")
- assert a != d
- e = NamespacedAttribute("z", "b", "c")
- assert a != e
- class TestAttributeValueWithCharsetSubstitution(object):
- """Certain attributes are designed to have the charset of the
- final document substituted into their value.
- """
-
- def test_content_meta_attribute_value(self):
- # The value of a CharsetMetaAttributeValue is whatever
- # encoding the string is in.
- value = CharsetMetaAttributeValue("euc-jp")
- assert "euc-jp" == value
- assert "euc-jp" == value.original_value
- assert "utf8" == value.encode("utf8")
- assert "ascii" == value.encode("ascii")
- def test_content_meta_attribute_value(self):
- value = ContentMetaAttributeValue("text/html; charset=euc-jp")
- assert "text/html; charset=euc-jp" == value
- assert "text/html; charset=euc-jp" == value.original_value
- assert "text/html; charset=utf8" == value.encode("utf8")
- assert "text/html; charset=ascii" == value.encode("ascii")
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