diff options
Diffstat (limited to 'bs4/tests/test_pageelement.py')
-rw-r--r-- | bs4/tests/test_pageelement.py | 458 |
1 files changed, 0 insertions, 458 deletions
diff --git a/bs4/tests/test_pageelement.py b/bs4/tests/test_pageelement.py index 6ce2573..a94280f 100644 --- a/bs4/tests/test_pageelement.py +++ b/bs4/tests/test_pageelement.py @@ -2,7 +2,6 @@ import copy import pickle import pytest -import types from bs4 import BeautifulSoup from bs4.element import ( @@ -12,12 +11,8 @@ from bs4.element import ( ) from . import ( SoupTest, - SOUP_SIEVE_PRESENT, ) -if SOUP_SIEVE_PRESENT: - from soupsieve import SelectorSyntaxError - class TestEncoding(SoupTest): """Test the ability to encode objects into strings.""" @@ -218,459 +213,6 @@ class TestFormatters(SoupTest): assert soup.contents[0].name == 'pre' -@pytest.mark.skipif(not SOUP_SIEVE_PRESENT, reason="Soup Sieve not installed") -class TestCSSSelectors(SoupTest): - """Test basic CSS selector functionality. - - This functionality is implemented in soupsieve, which has a much - more comprehensive test suite, so this is basically an extra check - that soupsieve works as expected. - """ - - HTML = """ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" -"http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<title>The title</title> -<link rel="stylesheet" href="blah.css" type="text/css" id="l1"> -</head> -<body> -<custom-dashed-tag class="dashed" id="dash1">Hello there.</custom-dashed-tag> -<div id="main" class="fancy"> -<div id="inner"> -<h1 id="header1">An H1</h1> -<p>Some text</p> -<p class="onep" id="p1">Some more text</p> -<h2 id="header2">An H2</h2> -<p class="class1 class2 class3" id="pmulti">Another</p> -<a href="http://bob.example.org/" rel="friend met" id="bob">Bob</a> -<h2 id="header3">Another H2</h2> -<a id="me" href="http://simonwillison.net/" rel="me">me</a> -<span class="s1"> -<a href="#" id="s1a1">span1a1</a> -<a href="#" id="s1a2">span1a2 <span id="s1a2s1">test</span></a> -<span class="span2"> -<a href="#" id="s2a1">span2a1</a> -</span> -<span class="span3"></span> -<custom-dashed-tag class="dashed" id="dash2"/> -<div data-tag="dashedvalue" id="data1"/> -</span> -</div> -<x id="xid"> -<z id="zida"/> -<z id="zidab"/> -<z id="zidac"/> -</x> -<y id="yid"> -<z id="zidb"/> -</y> -<p lang="en" id="lang-en">English</p> -<p lang="en-gb" id="lang-en-gb">English UK</p> -<p lang="en-us" id="lang-en-us">English US</p> -<p lang="fr" id="lang-fr">French</p> -</div> - -<div id="footer"> -</div> -""" - - def setup_method(self): - self.soup = BeautifulSoup(self.HTML, 'html.parser') - - def assert_selects(self, selector, expected_ids, **kwargs): - results = self.soup.select(selector, **kwargs) - assert isinstance(results, ResultSet) - el_ids = [el['id'] for el in results] - el_ids.sort() - expected_ids.sort() - assert expected_ids == el_ids, "Selector %s, expected [%s], got [%s]" % ( - selector, ', '.join(expected_ids), ', '.join(el_ids) - ) - - assertSelect = assert_selects - - def assert_select_multiple(self, *tests): - for selector, expected_ids in tests: - self.assert_selects(selector, expected_ids) - - def test_one_tag_one(self): - els = self.soup.select('title') - assert len(els) == 1 - assert els[0].name == 'title' - assert els[0].contents == ['The title'] - - def test_one_tag_many(self): - els = self.soup.select('div') - assert len(els) == 4 - for div in els: - assert div.name == 'div' - - el = self.soup.select_one('div') - assert 'main' == el['id'] - - def test_select_one_returns_none_if_no_match(self): - match = self.soup.select_one('nonexistenttag') - assert None == match - - - def test_tag_in_tag_one(self): - els = self.soup.select('div div') - self.assert_selects('div div', ['inner', 'data1']) - - def test_tag_in_tag_many(self): - for selector in ('html div', 'html body div', 'body div'): - self.assert_selects(selector, ['data1', 'main', 'inner', 'footer']) - - - def test_limit(self): - self.assert_selects('html div', ['main'], limit=1) - self.assert_selects('html body div', ['inner', 'main'], limit=2) - self.assert_selects('body div', ['data1', 'main', 'inner', 'footer'], - limit=10) - - def test_tag_no_match(self): - assert len(self.soup.select('del')) == 0 - - def test_invalid_tag(self): - with pytest.raises(SelectorSyntaxError): - self.soup.select('tag%t') - - def test_select_dashed_tag_ids(self): - self.assert_selects('custom-dashed-tag', ['dash1', 'dash2']) - - def test_select_dashed_by_id(self): - dashed = self.soup.select('custom-dashed-tag[id=\"dash2\"]') - assert dashed[0].name == 'custom-dashed-tag' - assert dashed[0]['id'] == 'dash2' - - def test_dashed_tag_text(self): - assert self.soup.select('body > custom-dashed-tag')[0].text == 'Hello there.' - - def test_select_dashed_matches_find_all(self): - assert self.soup.select('custom-dashed-tag') == self.soup.find_all('custom-dashed-tag') - - def test_header_tags(self): - self.assert_select_multiple( - ('h1', ['header1']), - ('h2', ['header2', 'header3']), - ) - - def test_class_one(self): - for selector in ('.onep', 'p.onep', 'html p.onep'): - els = self.soup.select(selector) - assert len(els) == 1 - assert els[0].name == 'p' - assert els[0]['class'] == ['onep'] - - def test_class_mismatched_tag(self): - els = self.soup.select('div.onep') - assert len(els) == 0 - - def test_one_id(self): - for selector in ('div#inner', '#inner', 'div div#inner'): - self.assert_selects(selector, ['inner']) - - def test_bad_id(self): - els = self.soup.select('#doesnotexist') - assert len(els) == 0 - - def test_items_in_id(self): - els = self.soup.select('div#inner p') - assert len(els) == 3 - for el in els: - assert el.name == 'p' - assert els[1]['class'] == ['onep'] - assert not els[0].has_attr('class') - - def test_a_bunch_of_emptys(self): - for selector in ('div#main del', 'div#main div.oops', 'div div#main'): - assert len(self.soup.select(selector)) == 0 - - def test_multi_class_support(self): - for selector in ('.class1', 'p.class1', '.class2', 'p.class2', - '.class3', 'p.class3', 'html p.class2', 'div#inner .class2'): - self.assert_selects(selector, ['pmulti']) - - def test_multi_class_selection(self): - for selector in ('.class1.class3', '.class3.class2', - '.class1.class2.class3'): - self.assert_selects(selector, ['pmulti']) - - def test_child_selector(self): - self.assert_selects('.s1 > a', ['s1a1', 's1a2']) - self.assert_selects('.s1 > a span', ['s1a2s1']) - - def test_child_selector_id(self): - self.assert_selects('.s1 > a#s1a2 span', ['s1a2s1']) - - def test_attribute_equals(self): - self.assert_select_multiple( - ('p[class="onep"]', ['p1']), - ('p[id="p1"]', ['p1']), - ('[class="onep"]', ['p1']), - ('[id="p1"]', ['p1']), - ('link[rel="stylesheet"]', ['l1']), - ('link[type="text/css"]', ['l1']), - ('link[href="blah.css"]', ['l1']), - ('link[href="no-blah.css"]', []), - ('[rel="stylesheet"]', ['l1']), - ('[type="text/css"]', ['l1']), - ('[href="blah.css"]', ['l1']), - ('[href="no-blah.css"]', []), - ('p[href="no-blah.css"]', []), - ('[href="no-blah.css"]', []), - ) - - def test_attribute_tilde(self): - self.assert_select_multiple( - ('p[class~="class1"]', ['pmulti']), - ('p[class~="class2"]', ['pmulti']), - ('p[class~="class3"]', ['pmulti']), - ('[class~="class1"]', ['pmulti']), - ('[class~="class2"]', ['pmulti']), - ('[class~="class3"]', ['pmulti']), - ('a[rel~="friend"]', ['bob']), - ('a[rel~="met"]', ['bob']), - ('[rel~="friend"]', ['bob']), - ('[rel~="met"]', ['bob']), - ) - - def test_attribute_startswith(self): - self.assert_select_multiple( - ('[rel^="style"]', ['l1']), - ('link[rel^="style"]', ['l1']), - ('notlink[rel^="notstyle"]', []), - ('[rel^="notstyle"]', []), - ('link[rel^="notstyle"]', []), - ('link[href^="bla"]', ['l1']), - ('a[href^="http://"]', ['bob', 'me']), - ('[href^="http://"]', ['bob', 'me']), - ('[id^="p"]', ['pmulti', 'p1']), - ('[id^="m"]', ['me', 'main']), - ('div[id^="m"]', ['main']), - ('a[id^="m"]', ['me']), - ('div[data-tag^="dashed"]', ['data1']) - ) - - def test_attribute_endswith(self): - self.assert_select_multiple( - ('[href$=".css"]', ['l1']), - ('link[href$=".css"]', ['l1']), - ('link[id$="1"]', ['l1']), - ('[id$="1"]', ['data1', 'l1', 'p1', 'header1', 's1a1', 's2a1', 's1a2s1', 'dash1']), - ('div[id$="1"]', ['data1']), - ('[id$="noending"]', []), - ) - - def test_attribute_contains(self): - self.assert_select_multiple( - # From test_attribute_startswith - ('[rel*="style"]', ['l1']), - ('link[rel*="style"]', ['l1']), - ('notlink[rel*="notstyle"]', []), - ('[rel*="notstyle"]', []), - ('link[rel*="notstyle"]', []), - ('link[href*="bla"]', ['l1']), - ('[href*="http://"]', ['bob', 'me']), - ('[id*="p"]', ['pmulti', 'p1']), - ('div[id*="m"]', ['main']), - ('a[id*="m"]', ['me']), - # From test_attribute_endswith - ('[href*=".css"]', ['l1']), - ('link[href*=".css"]', ['l1']), - ('link[id*="1"]', ['l1']), - ('[id*="1"]', ['data1', 'l1', 'p1', 'header1', 's1a1', 's1a2', 's2a1', 's1a2s1', 'dash1']), - ('div[id*="1"]', ['data1']), - ('[id*="noending"]', []), - # New for this test - ('[href*="."]', ['bob', 'me', 'l1']), - ('a[href*="."]', ['bob', 'me']), - ('link[href*="."]', ['l1']), - ('div[id*="n"]', ['main', 'inner']), - ('div[id*="nn"]', ['inner']), - ('div[data-tag*="edval"]', ['data1']) - ) - - def test_attribute_exact_or_hypen(self): - self.assert_select_multiple( - ('p[lang|="en"]', ['lang-en', 'lang-en-gb', 'lang-en-us']), - ('[lang|="en"]', ['lang-en', 'lang-en-gb', 'lang-en-us']), - ('p[lang|="fr"]', ['lang-fr']), - ('p[lang|="gb"]', []), - ) - - def test_attribute_exists(self): - self.assert_select_multiple( - ('[rel]', ['l1', 'bob', 'me']), - ('link[rel]', ['l1']), - ('a[rel]', ['bob', 'me']), - ('[lang]', ['lang-en', 'lang-en-gb', 'lang-en-us', 'lang-fr']), - ('p[class]', ['p1', 'pmulti']), - ('[blah]', []), - ('p[blah]', []), - ('div[data-tag]', ['data1']) - ) - - def test_quoted_space_in_selector_name(self): - html = """<div style="display: wrong">nope</div> - <div style="display: right">yes</div> - """ - soup = BeautifulSoup(html, 'html.parser') - [chosen] = soup.select('div[style="display: right"]') - assert "yes" == chosen.string - - def test_unsupported_pseudoclass(self): - with pytest.raises(NotImplementedError): - self.soup.select("a:no-such-pseudoclass") - - with pytest.raises(SelectorSyntaxError): - self.soup.select("a:nth-of-type(a)") - - def test_nth_of_type(self): - # Try to select first paragraph - els = self.soup.select('div#inner p:nth-of-type(1)') - assert len(els) == 1 - assert els[0].string == 'Some text' - - # Try to select third paragraph - els = self.soup.select('div#inner p:nth-of-type(3)') - assert len(els) == 1 - assert els[0].string == 'Another' - - # Try to select (non-existent!) fourth paragraph - els = self.soup.select('div#inner p:nth-of-type(4)') - assert len(els) == 0 - - # Zero will select no tags. - els = self.soup.select('div p:nth-of-type(0)') - assert len(els) == 0 - - def test_nth_of_type_direct_descendant(self): - els = self.soup.select('div#inner > p:nth-of-type(1)') - assert len(els) == 1 - assert els[0].string == 'Some text' - - def test_id_child_selector_nth_of_type(self): - self.assert_selects('#inner > p:nth-of-type(2)', ['p1']) - - def test_select_on_element(self): - # Other tests operate on the tree; this operates on an element - # within the tree. - inner = self.soup.find("div", id="main") - selected = inner.select("div") - # The <div id="inner"> tag was selected. The <div id="footer"> - # tag was not. - self.assert_selects_ids(selected, ['inner', 'data1']) - - def test_overspecified_child_id(self): - self.assert_selects(".fancy #inner", ['inner']) - self.assert_selects(".normal #inner", []) - - def test_adjacent_sibling_selector(self): - self.assert_selects('#p1 + h2', ['header2']) - self.assert_selects('#p1 + h2 + p', ['pmulti']) - self.assert_selects('#p1 + #header2 + .class1', ['pmulti']) - assert [] == self.soup.select('#p1 + p') - - def test_general_sibling_selector(self): - self.assert_selects('#p1 ~ h2', ['header2', 'header3']) - self.assert_selects('#p1 ~ #header2', ['header2']) - self.assert_selects('#p1 ~ h2 + a', ['me']) - self.assert_selects('#p1 ~ h2 + [rel="me"]', ['me']) - assert [] == self.soup.select('#inner ~ h2') - - def test_dangling_combinator(self): - with pytest.raises(SelectorSyntaxError): - self.soup.select('h1 >') - - def test_sibling_combinator_wont_select_same_tag_twice(self): - self.assert_selects('p[lang] ~ p', ['lang-en-gb', 'lang-en-us', 'lang-fr']) - - # Test the selector grouping operator (the comma) - def test_multiple_select(self): - self.assert_selects('x, y', ['xid', 'yid']) - - def test_multiple_select_with_no_space(self): - self.assert_selects('x,y', ['xid', 'yid']) - - def test_multiple_select_with_more_space(self): - self.assert_selects('x, y', ['xid', 'yid']) - - def test_multiple_select_duplicated(self): - self.assert_selects('x, x', ['xid']) - - def test_multiple_select_sibling(self): - self.assert_selects('x, y ~ p[lang=fr]', ['xid', 'lang-fr']) - - def test_multiple_select_tag_and_direct_descendant(self): - self.assert_selects('x, y > z', ['xid', 'zidb']) - - def test_multiple_select_direct_descendant_and_tags(self): - self.assert_selects('div > x, y, z', ['xid', 'yid', 'zida', 'zidb', 'zidab', 'zidac']) - - def test_multiple_select_indirect_descendant(self): - self.assert_selects('div x,y, z', ['xid', 'yid', 'zida', 'zidb', 'zidab', 'zidac']) - - def test_invalid_multiple_select(self): - with pytest.raises(SelectorSyntaxError): - self.soup.select(',x, y') - with pytest.raises(SelectorSyntaxError): - self.soup.select('x,,y') - - def test_multiple_select_attrs(self): - self.assert_selects('p[lang=en], p[lang=en-gb]', ['lang-en', 'lang-en-gb']) - - def test_multiple_select_ids(self): - self.assert_selects('x, y > z[id=zida], z[id=zidab], z[id=zidb]', ['xid', 'zidb', 'zidab']) - - def test_multiple_select_nested(self): - self.assert_selects('body > div > x, y > z', ['xid', 'zidb']) - - def test_select_duplicate_elements(self): - # When markup contains duplicate elements, a multiple select - # will find all of them. - markup = '<div class="c1"/><div class="c2"/><div class="c1"/>' - soup = BeautifulSoup(markup, 'html.parser') - selected = soup.select(".c1, .c2") - assert 3 == len(selected) - - # Verify that find_all finds the same elements, though because - # of an implementation detail it finds them in a different - # order. - for element in soup.find_all(class_=['c1', 'c2']): - assert element in selected - - def test_closest(self): - inner = self.soup.find("div", id="inner") - closest = inner.css.closest("div[id=main]") - assert closest == self.soup.find("div", id="main") - - def test_match(self): - inner = self.soup.find("div", id="inner") - main = self.soup.find("div", id="main") - assert inner.css.match("div[id=main]") == False - assert main.css.match("div[id=main]") == True - - def test_iselect(self): - gen = self.soup.css.iselect("h2") - assert isinstance(gen, types.GeneratorType) - [header2, header3] = gen - assert header2['id'] == 'header2' - assert header3['id'] == 'header3' - - def test_filter(self): - inner = self.soup.find("div", id="inner") - results = inner.css.filter("h2") - assert len(inner.css.filter("h2")) == 2 - - results = inner.css.filter("h2[id=header3]") - assert isinstance(results, ResultSet) - [result] = results - assert result['id'] == 'header3' - - class TestPersistence(SoupTest): "Testing features like pickle and deepcopy." |