"""Test scope selectors.""" from .. import util import soupsieve as sv class TestScope(util.TestCase): """Test scope selectors.""" MARKUP = """

Some text in a paragraph.

Link Direct child

    Child 1
    Child 2
    Child 3

""" def test_scope_is_root(self): """Test scope is the root when the a specific element is not the target of the select call.""" # Scope is root when applied to a document node self.assert_selector( self.MARKUP, ":scope", ["root"], flags=util.HTML ) self.assert_selector( self.MARKUP, ":scope > body > div", ["div"], flags=util.HTML ) def test_scope_cannot_select_target(self): """Test that scope, the element which scope is called on, cannot be selected.""" for parser in util.available_parsers( 'html.parser', 'lxml', 'html5lib', 'xml'): soup = self.soup(self.MARKUP, parser) el = soup.html # Scope is the element we are applying the select to, and that element is never returned self.assertTrue(len(sv.select(':scope', el, flags=sv.DEBUG)) == 0) def test_scope_is_select_target(self): """Test that scope is the element which scope is called on.""" for parser in util.available_parsers( 'html.parser', 'lxml', 'html5lib', 'xml'): soup = self.soup(self.MARKUP, parser) el = soup.html # Scope here means the current element under select ids = [el.attrs['id'] for el in sv.select(':scope div', el, flags=sv.DEBUG)] self.assertEqual(sorted(ids), sorted(['div'])) el = soup.body ids = [el.attrs['id'] for el in sv.select(':scope div', el, flags=sv.DEBUG)] self.assertEqual(sorted(ids), sorted(['div'])) # `div` is the current element under select, and it has no `div` elements. el = soup.div ids = [el.attrs['id'] for el in sv.select(':scope div', el, flags=sv.DEBUG)] self.assertEqual(sorted(ids), sorted([])) # `div` does have an element with the class `.wordshere` ids = [el.attrs['id'] for el in sv.select(':scope .wordshere', el, flags=sv.DEBUG)] self.assertEqual(sorted(ids), sorted(['pre']))