def test_clean_html_drops_spaces_around_line_breaks():
# Basic
unclean = '<p>\t Lorem ipsum\n </p>'
cleaned = clean_html(unclean)
expected = '<p>Lorem ipsum</p>'
assert cleaned == expected
# Complex
unclean = '<p> <i> \nLorem <br/> ipsum\n </i> </p>'
cleaned = clean_html(unclean)
expected = '<p><i>Lorem<br/>ipsum</i></p>'
assert cleaned == expected
def test_clean_html_does_not_collapse_spaces_inside_pre():
unclean = '''
<pre> print("> Hello world")
</pre>
'''
actual = clean_html(unclean)
expected = unclean.strip()
assert actual == expected
def test_clean_html_drops_useless_attributes_and_elements():
unclean = '''
<h1 align="center">Titre <font>1</font></h1>
<p id="foo"><span align="left"></span></p>
'''
cleaned = clean_html(unclean)
expected = '<h1 align="center">Titre 1</h1>'
assert cleaned == expected
def test_clean_html_drops_empty_elements_and_text_nodes():
unclean = '''
<p>Lorem ipsum</p>
<p> <pre> </pre> </p>
'''
cleaned = clean_html(unclean)
expected = '<p>Lorem ipsum</p>'
assert cleaned == expected
def test_clean_html_preserves_attribute_order():
expected = '<h1 a="0" b="1" c="2" d="3" e="4">Titre</h1>'
actual = clean_html(expected)
assert actual == expected
def test_clean_html_escapes_properly():
original = '<p attr="""><p></p>'
actual = clean_html(original)
expected = '''<p attr="""><p></p>'''
assert actual == expected
def test_clean_html_on_single_whitespace():
r = clean_html(' ')
assert r == ''
def test_clean_html_does_not_alter_clean_html():
expected = '<h1 align="center">Titre</h1><p>Lorem ipsum &</p>'
actual = clean_html(expected)
assert actual == expected
def test_clean_html_does_not_drop_empty_table_cells():
unclean = '<tr><th></th><td> </td></tr><tr> </tr>'
cleaned = clean_html(unclean)
expected = '<tr><th/><td/></tr>'
assert cleaned == expected
def test_clean_html_drops_line_breaks_at_the_beginning():
unclean = ' <br/> <p> <br/> <br/> Text</p>'
cleaned = clean_html(unclean)
expected = '<p>Text</p>'
assert cleaned == expected
def test_clean_html_drops_bad_spaces():
unclean = "L' <span>article 2</span>\n."
cleaned = clean_html(unclean)
expected = "L'article 2."
assert cleaned == expected
def test_clean_html_on_empty_string():
r = clean_html('')
assert r == ''
def test_clean_html_collapses_spaces():
unclean = '<s> Lorem \r <b><i> ipsum</i> dolor\n\t</b>sit </s>'
cleaned = clean_html(unclean)
expected = '<s>Lorem <b><i>ipsum</i> dolor</b> sit</s>'
assert cleaned == expected