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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") | |