Aktualisiere README und füge ti_status_checker_api.py hinzu

.venv/Lib/site-packages/bs4/tests/test_element.py

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+"""Tests of classes in element.py.
+
+The really big classes -- Tag, PageElement, and NavigableString --
+are tested in separate files.
+"""
+
+import pytest
+from bs4.element import (
+    HTMLAttributeDict,
+    XMLAttributeDict,
+    CharsetMetaAttributeValue,
+    ContentMetaAttributeValue,
+    NamespacedAttribute,
+    ResultSet,
+)
+
+class TestNamedspacedAttribute:
+    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:
+    """Certain attributes are designed to have the charset of the
+    final document substituted into their value.
+    """
+
+    def test_charset_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.substitute_encoding("utf8")
+        assert "ascii" == value.substitute_encoding("ascii")
+
+        # If the target encoding is a Python internal encoding,
+        # no encoding will be mentioned in the output HTML.
+        assert "" == value.substitute_encoding("palmos")
+
+    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.substitute_encoding("utf8")
+        assert "text/html; charset=ascii" == value.substitute_encoding("ascii")
+
+        # If the target encoding is a Python internal encoding, the
+        # charset argument will be omitted altogether.
+        assert "text/html" == value.substitute_encoding("palmos")
+
+
+class TestAttributeDicts:
+    def test_xml_attribute_value_handling(self):
+        # Verify that attribute values are processed according to the
+        # XML spec's rules.
+        d = XMLAttributeDict()
+        d["v"] = 100
+        assert d["v"] == "100"
+        d["v"] = 100.123
+        assert d["v"] == "100.123"
+
+        # This preserves Beautiful Soup's old behavior in the absence of
+        # guidance from the spec.
+        d["v"] = False
+        assert d["v"] is False
+
+        d["v"] = True
+        assert d["v"] is True
+
+        d["v"] = None
+        assert d["v"] == ""
+
+    def test_html_attribute_value_handling(self):
+        # Verify that attribute values are processed according to the
+        # HTML spec's rules.
+        d = HTMLAttributeDict()
+        d["v"] = 100
+        assert d["v"] == "100"
+        d["v"] = 100.123
+        assert d["v"] == "100.123"
+
+        d["v"] = False
+        assert "v" not in d
+
+        d["v"] = None
+        assert "v" not in d
+
+        d["v"] = True
+        assert d["v"] == "v"
+
+        attribute = NamespacedAttribute("prefix", "name", "namespace")
+        d[attribute] = True
+        assert d[attribute] == "name"
+
+
+class TestResultSet:
+    def test_getattr_exception(self):
+        rs = ResultSet(None)
+        with pytest.raises(AttributeError) as e:
+            rs.name
+        assert (
+            """ResultSet object has no attribute "name". You're probably treating a list of elements like a single element. Did you call find_all() when you meant to call find()?"""
+            == str(e.value)
+        )