"""Test the text layout.""" import pytest from weasyprint.css.properties import INITIAL_VALUES from weasyprint.formatting_structure.build import capitalize from weasyprint.text.line_break import split_first_line from .testing_utils import MONO_FONTS, SANS_FONTS, assert_no_logs, render_pages def make_text(text, width=None, **style): """Wrapper for split_first_line() creating a style dict.""" new_style = INITIAL_VALUES.copy() new_style['font_family'] = MONO_FONTS.split(',') new_style.update(style) return split_first_line( text, new_style, context=None, max_width=width, justification_spacing=0) @assert_no_logs def test_line_content(): for width, remaining in [(100, 'text for test'), (45, 'is a text for test')]: text = 'This is a text for test' _, length, resume_index, _, _, _ = make_text( text, width, font_family=SANS_FONTS.split(','), font_size=19) assert text[resume_index:] == remaining assert length + 1 == resume_index # +1 for the removed trailing space @assert_no_logs def test_line_with_any_width(): _, _, _, width_1, _, _ = make_text('some text') _, _, _, width_2, _, _ = make_text('some text some text') assert width_1 < width_2 @assert_no_logs def test_line_breaking(): string = 'Thïs is a text for test' # These two tests do not really rely on installed fonts _, _, resume_index, _, _, _ = make_text(string, 90, font_size=1) assert resume_index is None _, _, resume_index, _, _, _ = make_text(string, 90, font_size=100) assert string.encode()[resume_index:].decode() == 'is a text for test' _, _, resume_index, _, _, _ = make_text( string, 100, font_family=SANS_FONTS.split(','), font_size=19) assert string.encode()[resume_index:].decode() == 'text for test' @assert_no_logs def test_line_breaking_rtl(): string = 'لوريم ايبسوم دولا' # These two tests do not really rely on installed fonts _, _, resume_index, _, _, _ = make_text(string, 90, font_size=1) assert resume_index is None _, _, resume_index, _, _, _ = make_text(string, 90, font_size=100) assert string.encode()[resume_index:].decode() == 'ايبسوم دولا' @assert_no_logs def test_line_breaking_nbsp(): # Test regression: https://github.com/Kozea/WeasyPrint/issues/1561 page, = render_pages(''' a b c d ef ''') html, = page.children body, = html.children line_1, line_2 = body.children assert line_1.children[0].text == 'a ' assert line_1.children[1].children[0].text == 'b' assert line_1.children[2].text == ' c' assert line_2.children[0].text == 'd\xa0' assert line_2.children[1].children[0].text == 'ef' @assert_no_logs def test_text_dimension(): string = 'This is a text for test. This is a test for text.py' _, _, _, width_1, height_1, _ = make_text(string, 200, font_size=12) _, _, _, width_2, height_2, _ = make_text(string, 200, font_size=20) assert width_1 * height_1 < width_2 * height_2 @assert_no_logs def test_text_font_size_zero(): page, = render_pages('''

test font size zero

''') html, = page.children body, = html.children paragraph, = body.children line, = paragraph.children # zero-sized text boxes are removed assert not line.children assert line.height == 0 assert paragraph.height == 0 @assert_no_logs def test_text_font_size_very_small(): # Test regression: https://github.com/Kozea/WeasyPrint/issues/1499 page, = render_pages('''

test font size zero

''') html, = page.children body, = html.children paragraph, = body.children line, = paragraph.children assert line.height < 0.001 assert paragraph.height < 0.001 @assert_no_logs def test_text_spaced_inlines(): page, = render_pages('''

start bi1 bi2 b1 end

''') html, = page.children body, = html.children paragraph, = body.children line, = paragraph.children start, i, space, b, end = line.children assert start.text == 'start ' assert space.text == ' ' assert space.width > 0 assert end.text == ' end' bi1, space, bi2 = i.children bi1, = bi1.children bi2, = bi2.children assert bi1.text == 'bi1' assert space.text == ' ' assert space.width > 0 assert bi2.text == 'bi2' b1, = b.children assert b1.text == 'b1' @assert_no_logs def test_text_align_left(): # <--------------------> page, body # +-----+ # +---+ | # | | | # +---+-----+ # ^ ^ ^ ^ # x=0 x=40 x=100 x=200 page, = render_pages(''' ''') html, = page.children body, = html.children line, = body.children img_1, img_2 = line.children # initial value for text-align: left (in ltr text) assert img_1.position_x == 0 assert img_2.position_x == 40 @assert_no_logs def test_text_align_right(): # <--------------------> page, body # +-----+ # +---+ | # | | | # +---+-----+ # ^ ^ ^ ^ # x=0 x=100 x=200 # x=140 page, = render_pages(''' ''') html, = page.children body, = html.children line, = body.children img_1, img_2 = line.children assert img_1.position_x == 100 # 200 - 60 - 40 assert img_2.position_x == 140 # 200 - 60 @assert_no_logs def test_text_align_center(): # <--------------------> page, body # +-----+ # +---+ | # | | | # +---+-----+ # ^ ^ ^ ^ # x= x=50 x=150 # x=90 page, = render_pages(''' ''') html, = page.children body, = html.children line, = body.children img_1, img_2 = line.children assert img_1.position_x == 50 assert img_2.position_x == 90 @assert_no_logs def test_text_align_justify(): page, = render_pages('''

''') html, = page.children body, = html.children paragraph, = body.children line_1, line_2 = paragraph.children image_1, space_1, strong = line_1.children image_2, space_2, image_3, space_3, image_4 = strong.children image_5, = line_2.children assert space_1.text == ' ' assert space_2.text == ' ' assert space_3.text == ' ' assert image_1.position_x == 0 assert space_1.position_x == 40 assert strong.position_x == 70 assert image_2.position_x == 70 assert space_2.position_x == 130 assert image_3.position_x == 160 assert space_3.position_x == 170 assert image_4.position_x == 200 assert strong.width == 230 assert image_5.position_x == 0 @assert_no_logs def test_text_align_justify_all(): page, = render_pages('''

''') html, = page.children body, = html.children paragraph, = body.children line_1, line_2 = paragraph.children image_1, space_1, strong = line_1.children image_2, space_2, image_3, space_3, image_4 = strong.children image_5, space_4, image_6 = line_2.children assert space_1.text == ' ' assert space_2.text == ' ' assert space_3.text == ' ' assert space_4.text == ' ' assert image_1.position_x == 0 assert space_1.position_x == 40 assert strong.position_x == 70 assert image_2.position_x == 70 assert space_2.position_x == 130 assert image_3.position_x == 160 assert space_3.position_x == 170 assert image_4.position_x == 200 assert strong.width == 230 assert image_5.position_x == 0 assert space_4.position_x == 200 assert image_6.position_x == 290 @assert_no_logs def test_text_align_all_last(): page, = render_pages('''

''') html, = page.children body, = html.children paragraph, = body.children line_1, line_2 = paragraph.children image_1, space_1, strong = line_1.children image_2, space_2, image_3, space_3, image_4 = strong.children image_5, image_6 = line_2.children assert space_1.text == ' ' assert space_2.text == ' ' assert space_3.text == ' ' assert image_1.position_x == 0 assert space_1.position_x == 40 assert strong.position_x == 70 assert image_2.position_x == 70 assert space_2.position_x == 130 assert image_3.position_x == 160 assert space_3.position_x == 170 assert image_4.position_x == 200 assert strong.width == 230 assert image_5.position_x == 90 assert image_6.position_x == 290 @assert_no_logs def test_text_align_not_enough_space(): page, = render_pages('''

aaaaaaaaaaaaaaaaaaaaaaaaaa

''') html, = page.children body, = html.children paragraph, = body.children span, = paragraph.children assert span.position_x == 0 @assert_no_logs def test_text_align_justify_no_space(): # single-word line (zero spaces) page, = render_pages('''

Supercalifragilisticexpialidocious bar

''') html, = page.children body, = html.children paragraph, = body.children line_1, line_2 = paragraph.children text, = line_1.children assert text.position_x == 0 @assert_no_logs def test_text_align_justify_text_indent(): # text-indent page, = render_pages('''

''') html, = page.children body, = html.children paragraph, = body.children line_1, line_2 = paragraph.children image_1, space_1, strong = line_1.children image_2, space_2, image_3, space_3, image_4 = strong.children image_5, = line_2.children assert space_1.text == ' ' assert space_2.text == ' ' assert space_3.text == ' ' assert image_1.position_x == 3 assert space_1.position_x == 43 assert strong.position_x == 72 assert image_2.position_x == 72 assert space_2.position_x == 132 assert image_3.position_x == 161 assert space_3.position_x == 171 assert image_4.position_x == 200 assert strong.width == 228 assert image_5.position_x == 0 @assert_no_logs def test_text_align_justify_no_break_between_children(): # Test justification when line break happens between two inline children # that must stay together. # Test regression: https://github.com/Kozea/WeasyPrint/issues/637 page, = render_pages('''

a b bla, b

''') html, = page.children body, = html.children paragraph, = body.children line_1, line_2 = paragraph.children span_1, space_1, span_2, space_2 = line_1.children assert span_1.position_x == 0 assert span_2.position_x == 6 * 16 # 1 character + 5 spaces assert line_1.width == 7 * 16 # 7em span_1, span_2, space_1, span_3, space_2 = line_2.children assert span_1.position_x == 0 assert span_2.position_x == 3 * 16 # 3 characters assert span_3.position_x == 5 * 16 # (3 + 1) characters + 1 space @pytest.mark.parametrize('text', ( 'Lorem ipsum dolorsit amet', 'Lorem ipsum dolorsit amet', 'Lorem ipsum dolorsit amet', 'Lorem ipsum dolorsit amet', 'Lorem ipsum dolorsit amet', 'Lorem ipsum dolorsit amet', )) @assert_no_logs def test_word_spacing(text): # keep the empty Lorem ipsum dolorsit amet''') html, = page.children body, = html.children line, = body.children strong_1, = line.children page, = render_pages(''' %s''' % text) html, = page.children body, = html.children line, = body.children strong_2, = line.children assert strong_2.width - strong_1.width == 33 @assert_no_logs def test_letter_spacing_1(): page, = render_pages(''' Supercalifragilisticexpialidocious''') html, = page.children body, = html.children line, = body.children strong_1, = line.children page, = render_pages(''' Supercalifragilisticexpialidocious''') html, = page.children body, = html.children line, = body.children strong_2, = line.children assert strong_2.width - strong_1.width == 34 * 11 # an embedded tag should not affect the single-line letter spacing page, = render_pages( '' 'Supercalifragilisticexpialidocious' '') html, = page.children body, = html.children line, = body.children strong_3, = line.children assert strong_3.width == strong_2.width # duplicate wrapped lines should also have same overall width # Note work-around for word-wrap bug (issue #163) by marking word # as an inline-block page, = render_pages( '' '' ' Supercalifragilisticexpialidocious ' ' Supercalifragilisticexpialidocious' '') html, = page.children body, = html.children line1, line2 = body.children assert line1.children[0].width == line2.children[0].width assert line1.children[0].width == strong_2.width @pytest.mark.parametrize('spacing', ('word-spacing', 'letter-spacing')) @assert_no_logs def test_spacing_ex(spacing): # Test regression on ex units in spacing properties render_pages(f'
abc def') @pytest.mark.parametrize('indent', ('12px', '6%')) @assert_no_logs def test_text_indent(indent): page, = render_pages('''

Some text that is long enough that it take at least three line, but maybe more. ''' % {'indent': indent}) html, = page.children body, = html.children paragraph, = body.children lines = paragraph.children text_1, = lines[0].children text_2, = lines[1].children text_3, = lines[2].children assert text_1.position_x == 22 # 10px margin-left + 12px indent assert text_2.position_x == 10 # No indent assert text_3.position_x == 10 # No indent @assert_no_logs def test_text_indent_inline(): # Test regression: https://github.com/Kozea/WeasyPrint/issues/1000 page, = render_pages('''

text ''') html, = page.children body, = html.children paragraph, = body.children line, = paragraph.children assert line.width == (4 + 1) * 16 @pytest.mark.parametrize('indent', ('12px', '6%')) @assert_no_logs def test_text_indent_multipage(indent): # Test regression: https://github.com/Kozea/WeasyPrint/issues/706 pages = render_pages('''

Some text that is long enough that it take at least three line, but maybe more. ''' % {'indent': indent}) page = pages.pop(0) html, = page.children body, = html.children paragraph, = body.children line, = paragraph.children text, = line.children assert text.position_x == 22 # 10px margin-left + 12px indent page = pages.pop(0) html, = page.children body, = html.children paragraph, = body.children line, = paragraph.children text, = line.children assert text.position_x == 10 # No indent @assert_no_logs def test_hyphenate_character_1(): page, = render_pages( '' '' '' 'hyphénation') html, = page.children body, = html.children lines = body.children assert len(lines) > 1 assert lines[0].children[0].text.endswith('!') full_text = ''.join(line.children[0].text for line in lines) assert full_text.replace('!', '') == 'hyphénation' @assert_no_logs def test_hyphenate_character_2(): page, = render_pages( '' '' '' 'hyphénation') html, = page.children body, = html.children lines = body.children assert len(lines) > 1 assert lines[0].children[0].text.endswith('à') full_text = ''.join(line.children[0].text for line in lines) assert full_text.replace('à', '') == 'hyphénation' @assert_no_logs def test_hyphenate_character_3(): page, = render_pages( '' '' '' 'hyphénation') html, = page.children body, = html.children lines = body.children assert len(lines) > 1 assert lines[0].children[0].text.endswith('ù ù') full_text = ''.join(line.children[0].text for line in lines) assert full_text.replace(' ', '').replace('ù', '') == 'hyphénation' @assert_no_logs def test_hyphenate_character_4(): page, = render_pages( '' '' '' 'hyphénation') html, = page.children body, = html.children lines = body.children assert len(lines) > 1 full_text = ''.join(line.children[0].text for line in lines) assert full_text == 'hyphénation' @assert_no_logs def test_hyphenate_character_5(): page, = render_pages( '' '' '' 'hyphénation') html, = page.children body, = html.children lines = body.children assert len(lines) > 1 assert lines[0].children[0].text.endswith('———') full_text = ''.join(line.children[0].text for line in lines) assert full_text.replace('—', '') == 'hyphénation' @assert_no_logs @pytest.mark.parametrize('i', (range(1, len('hyphénation')))) def test_hyphenate_manual_1(i): for hyphenate_character in ('!', 'ù ù'): word = f'{"hyphénation"[:i]}\xad{"hyphénation"[i:]}' page, = render_pages( '' '' '{word}') html, = page.children body, = html.children lines = body.children assert len(lines) == 2 assert lines[0].children[0].text.endswith(hyphenate_character) full_text = ''.join( child.text for line in lines for child in line.children) assert full_text.replace(hyphenate_character, '') == word @assert_no_logs @pytest.mark.parametrize('i', (range(1, len('hy phénation')))) def test_hyphenate_manual_2(i): for hyphenate_character in ('!', 'ù ù'): word = f'{"hy phénation"[:i]}\xad{"hy phénation"[i:]}' page, = render_pages( '' '' '{word}') html, = page.children body, = html.children lines = body.children assert len(lines) in (2, 3) full_text = ''.join( child.text for line in lines for child in line.children) full_text = full_text.replace(hyphenate_character, '') if lines[0].children[0].text.endswith(hyphenate_character): assert full_text == word else: assert lines[0].children[0].text.rstrip('\xad').endswith('y') if len(lines) == 3: assert lines[1].children[0].text.rstrip('\xad').endswith( hyphenate_character) @assert_no_logs def test_hyphenate_manual_3(): # Automatic hyphenation opportunities within a word must be ignored if the # word contains a conditional hyphen, in favor of the conditional # hyphen(s). page, = render_pages( '' 'in­lighten­lighten­in') html, = page.children body, = html.children line_1, line_2, line_3, line_4 = body.children assert line_1.children[0].text == 'in\xad‐' assert line_2.children[0].text == 'lighten\xad‐' assert line_3.children[0].text == 'lighten\xad‐' assert line_4.children[0].text == 'in' @assert_no_logs def test_hyphenate_manual_4(): # Test regression: https://github.com/Kozea/WeasyPrint/issues/1878 page, = render_pages( '' 'test­') html, = page.children body, = html.children line_1, = body.children # TODO: should not end with an hyphen # assert line_1.children[0].text == 'test\xad' @assert_no_logs def test_hyphenate_limit_zone_1(): page, = render_pages( '' '' '' 'mmmmm hyphénation') html, = page.children body, = html.children lines = body.children assert len(lines) == 2 assert lines[0].children[0].text.endswith('‐') full_text = ''.join(line.children[0].text for line in lines) assert full_text.replace('‐', '') == 'mmmmm hyphénation' @assert_no_logs def test_hyphenate_limit_zone_2(): page, = render_pages( '' '' '' 'mmmmm hyphénation') html, = page.children body, = html.children lines = body.children assert len(lines) > 1 assert lines[0].children[0].text.endswith('mm') full_text = ''.join(line.children[0].text for line in lines) assert full_text == 'mmmmmhyphénation' @assert_no_logs def test_hyphenate_limit_zone_3(): page, = render_pages( '' '' '' 'mmmmm hyphénation') html, = page.children body, = html.children lines = body.children assert len(lines) == 2 assert lines[0].children[0].text.endswith('‐') full_text = ''.join(line.children[0].text for line in lines) assert full_text.replace('‐', '') == 'mmmmm hyphénation' @assert_no_logs def test_hyphenate_limit_zone_4(): page, = render_pages( '' '' '' 'mmmmm hyphénation') html, = page.children body, = html.children lines = body.children assert len(lines) > 1 assert lines[0].children[0].text.endswith('mm') full_text = ''.join(line.children[0].text for line in lines) assert full_text == 'mmmmmhyphénation' @assert_no_logs @pytest.mark.parametrize('css, result', ( ('auto', 2), ('auto auto 0', 2), ('0 0 0', 2), ('4 4 auto', 1), ('6 2 4', 2), ('auto 1 auto', 2), ('7 auto auto', 1), ('6 auto auto', 2), ('5 2', 2), ('3', 2), ('2 4 6', 1), ('auto 4', 1), ('auto 2', 2), )) def test_hyphenate_limit_chars(css, result): page, = render_pages( '' '' '' 'hyphen') html, = page.children body, = html.children lines = body.children assert len(lines) == result @assert_no_logs @pytest.mark.parametrize('css', ( # light·en '3 3 3', # 'en' is shorter than 3 '3 6 2', # 'light' is shorter than 6 '8', # 'lighten' is shorter than 8 )) def test_hyphenate_limit_chars_punctuation(css): # See https://github.com/Kozea/WeasyPrint/issues/109 page, = render_pages( '' '' '' '..lighten..') html, = page.children body, = html.children lines = body.children assert len(lines) == 1 @assert_no_logs @pytest.mark.parametrize('wrap, text, test, full_text', ( ('anywhere', 'aaaaaaaa', lambda a: a > 1, 'aaaaaaaa'), ('break-word', 'aaaaaaaa', lambda a: a > 1, 'aaaaaaaa'), ('normal', 'aaaaaaaa', lambda a: a == 1, 'aaaaaaaa'), ('break-word', 'hyphenations', lambda a: a > 3, 'hy\u2010phen\u2010ations'), ('break-word', "A splitted word. An hyphenated word.", lambda a: a > 8, "Asplittedword.Anhy\u2010phen\u2010atedword."), )) def test_overflow_wrap(wrap, text, test, full_text): page, = render_pages(''' %s ''' % (wrap, text)) html, = page.children body, = html.children lines = [] for line in body.children: box, = line.children text_box, = box.children lines.append(text_box.text) lines_full_text = ''.join(line for line in lines) assert test(len(lines)) assert full_text == lines_full_text @assert_no_logs @pytest.mark.parametrize('span_css, expected_lines', ( # overflow-wrap: anywhere and break-word are only allowed to break a word # "if there are no otherwise-acceptable break points in the line", which # means they should not split a word if it fits cleanly into the next line. # This can be done accidentally if it is in its own inline element. ('overflow-wrap: anywhere', ['aaa', 'bbb']), ('overflow-wrap: break-word', ['aaa', 'bbb']), # On the other hand, word-break: break-all mandates a break anywhere at the # end of a line, even if the word could fit cleanly onto the next line. ('word-break: break-all', ['aaa b', 'bb']), )) def test_wrap_overflow_word_break(span_css, expected_lines): page, = render_pages(''' aaa bbb ''' % span_css) html, = page.children body, = html.children lines = body.children lines = [] for line in body.children: line_text = '' for span_box in line.children: line_text += span_box.children[0].text lines.append(line_text) assert lines == expected_lines @assert_no_logs @pytest.mark.parametrize('wrap, text, body_width, expected_width', ( ('anywhere', 'aaaaaa', 10, 20), ('anywhere', 'aaaaaa', 40, 40), ('break-word', 'aaaaaa', 40, 120), ('normal', 'aaaaaa', 40, 120), )) def test_overflow_wrap_2(wrap, text, body_width, expected_width): page, = render_pages('''
%s''' % (body_width, wrap, text)) html, = page.children body, = html.children table_wrapper, = body.children table, = table_wrapper.children row_group, = table.children tr, = row_group.children td, = tr.children assert td.width == expected_width @assert_no_logs @pytest.mark.parametrize('wrap, text, body_width, expected_width', ( ('anywhere', 'aaaaaa', 10, 20), ('anywhere', 'aaaaaa', 40, 40), ('break-word', 'aaaaaa', 40, 120), ('normal', 'abcdef', 40, 120), )) def test_overflow_wrap_trailing_space(wrap, text, body_width, expected_width): page, = render_pages('''
%s ''' % (body_width, wrap, text)) html, = page.children body, = html.children table_wrapper, = body.children table, = table_wrapper.children row_group, = table.children tr, = row_group.children td, = tr.children assert td.width == expected_width def test_line_break_before_trailing_space(): # Test regression: https://github.com/Kozea/WeasyPrint/issues/1852 page, = render_pages('''

test\u2028

a

test\u2028

a ''') html, = page.children body, = html.children line, = body.children p1, space1, p2, space2 = line.children assert p1.width == p2.width def white_space_lines(width, space): page, = render_pages(''' This + \n is text''' % (width, space)) html, = page.children body, = html.children return body.children @assert_no_logs def test_white_space_1(): line1, line2, line3, line4 = white_space_lines(1, 'normal') box1, = line1.children text1, = box1.children assert text1.text == 'This' box2, = line2.children text2, = box2.children assert text2.text == '+' box3, = line3.children text3, = box3.children assert text3.text == 'is' box4, = line4.children text4, = box4.children assert text4.text == 'text' @assert_no_logs def test_white_space_2(): line1, line2 = white_space_lines(1, 'pre') box1, = line1.children text1, = box1.children assert text1.text == 'This + ' box2, = line2.children text2, = box2.children assert text2.text == ' is text' @assert_no_logs def test_white_space_3(): line1, = white_space_lines(1, 'nowrap') box1, = line1.children text1, = box1.children assert text1.text == 'This + is text' @assert_no_logs def test_white_space_4(): line1, line2, line3, line4, line5 = white_space_lines(1, 'pre-wrap') box1, = line1.children text1, = box1.children assert text1.text == 'This ' box2, = line2.children text2, = box2.children assert text2.text == '+ ' box3, = line3.children text3, = box3.children assert text3.text == ' ' box4, = line4.children text4, = box4.children assert text4.text == 'is ' box5, = line5.children text5, = box5.children assert text5.text == 'text' @assert_no_logs def test_white_space_5(): line1, line2, line3, line4 = white_space_lines(1, 'pre-line') box1, = line1.children text1, = box1.children assert text1.text == 'This' box2, = line2.children text2, = box2.children assert text2.text == '+' box3, = line3.children text3, = box3.children assert text3.text == 'is' box4, = line4.children text4, = box4.children assert text4.text == 'text' @assert_no_logs def test_white_space_6(): line1, = white_space_lines(1000000, 'normal') box1, = line1.children text1, = box1.children assert text1.text == 'This + is text' @assert_no_logs def test_white_space_7(): line1, line2 = white_space_lines(1000000, 'pre') box1, = line1.children text1, = box1.children assert text1.text == 'This + ' box2, = line2.children text2, = box2.children assert text2.text == ' is text' @assert_no_logs def test_white_space_8(): line1, = white_space_lines(1000000, 'nowrap') box1, = line1.children text1, = box1.children assert text1.text == 'This + is text' @assert_no_logs def test_white_space_9(): line1, line2 = white_space_lines(1000000, 'pre-wrap') box1, = line1.children text1, = box1.children assert text1.text == 'This + ' box2, = line2.children text2, = box2.children assert text2.text == ' is text' @assert_no_logs def test_white_space_10(): line1, line2 = white_space_lines(1000000, 'pre-line') box1, = line1.children text1, = box1.children assert text1.text == 'This +' box2, = line2.children text2, = box2.children assert text2.text == 'is text' @assert_no_logs def test_white_space_11(): # Test regression: https://github.com/Kozea/WeasyPrint/issues/813 page, = render_pages(''' 
This
is text''')
    html, = page.children
    body, = html.children
    pre, = body.children
    line1, line2 = pre.children
    text1, box = line1.children
    assert text1.text == 'This'
    assert box.element_tag == 'br'
    text2, = line2.children
    assert text2.text == 'is text'


@assert_no_logs
def test_white_space_12():
    # Test regression: https://github.com/Kozea/WeasyPrint/issues/813
    page, = render_pages('''
      
      
This is lol text''')
    html, = page.children
    body, = html.children
    pre, = body.children
    line1, = pre.children
    text1, span, text2 = line1.children
    assert text1.text == 'This is '
    assert span.element_tag == 'span'
    assert text2.text == ' text'


@assert_no_logs
@pytest.mark.parametrize('value, width', (
    (8, 144),  # (2 + (8 - 1)) * 16
    (4, 80),  # (2 + (4 - 1)) * 16
    ('3em', 64),  # (2 + (3 - 1)) * 16
    ('25px', 41),  # 2 * 16 + 25 - 1 * 16
    # (0, 32),  # See Layout.set_tabs
))
def test_tab_size(value, width):
    page, = render_pages('''
      
      
a	a

    ''' % value)
    html, = page.children
    body, = html.children
    paragraph, = body.children
    line, = paragraph.children
    assert line.width == width


@assert_no_logs
def test_text_transform():
    page, = render_pages('''
      

hé lO1
hé lO1
hé lO1
hé lO1
hé lO1

    ''')
    html, = page.children
    body, = html.children
    p1, p2, p3, p4, p5 = body.children
    line1, = p1.children
    text1, = line1.children
    assert text1.text == 'Hé LO1'
    line2, = p2.children
    text2, = line2.children
    assert text2.text == 'HÉ LO1'
    line3, = p3.children
    text3, = line3.children
    assert text3.text == 'hé lo1'
    line4, = p4.children
    text4, = line4.children
    assert text4.text == '\uff48é\u3000\uff4c\uff2f\uff11'
    line5, = p5.children
    text5, = line5.children
    assert text5.text == 'hé lO1'


@assert_no_logs
@pytest.mark.parametrize(
    'original, transformed', (
        ('abc def ghi', 'Abc Def Ghi'),
        ('AbC def ghi', 'AbC Def Ghi'),
        ('I’m SO cool', 'I’m SO Cool'),
        ('Wow.wow!wow', 'Wow.wow!wow'),
        ('!now not tomorrow', '!Now Not Tomorrow'),
        ('SUPER cool', 'SUPER Cool'),
        ('i 😻 non‑breaking characters', 'I 😻 Non‑breaking Characters'),
        ('3lite 3lite', '3lite 3lite'),
        ('one/two/three', 'One/two/three'),
        ('supernatural,super', 'Supernatural,super'),
        ('éternel αιώνια', 'Éternel Αιώνια'),
    )
)
def test_text_transform_capitalize(original, transformed):
    # Results are different for different browsers, we almost get the same
    # results as Firefox, that’s good enough!
    assert capitalize(original) == transformed


@assert_no_logs
def test_text_floating_pre_line():
    # Test regression: https://github.com/Kozea/WeasyPrint/issues/610
    page, = render_pages('''
      
This is
      oh this end 

    ''')


@assert_no_logs
@pytest.mark.parametrize(
    'leader, content', (
        ('dotted', '.'),
        ('solid', '_'),
        ('space', ' '),
        ('" .-"', ' .-'),
    )
)
def test_leader_content(leader, content):
    page, = render_pages('''
      
      

    ''' % leader)
    html, = page.children
    body, = html.children
    div, = body.children
    line, = div.children
    after, = line.children
    inline, = after.children
    assert inline.children[0].text == content


@pytest.mark.xfail
@assert_no_logs
def test_max_lines():
    page, = render_pages('''
      
      

        abcd efgh ijkl
      

    ''')
    html, = page.children
    body, = html.children
    p1, p2 = body.children
    line1, line2 = p1.children
    line3, = p2.children
    text1, = line1.children
    text2, = line2.children
    text3, = line3.children
    assert text1.text == 'abcd'
    assert text2.text == 'efgh'
    assert text3.text == 'ijkl'


@assert_no_logs
def test_continue():
    page, = render_pages('''
      
      

        abcd efgh ijkl
      

    ''')
    html, = page.children
    body, = html.children
    p, = body.children
    line1, line2 = p.children
    text1, = line1.children
    text2, = line2.children
    assert text1.text == 'abcd'
    assert text2.text == 'efgh'


def test_first_letter_text_transform():
    # Test regression: https://github.com/Kozea/WeasyPrint/issues/1906
    page, = render_pages('''
      
      
abc
    ''')
    html, = page.children
    body, = html.children
    paragraph, = body.children
    line, = paragraph.children
    first_letter, _ = line.children
    first_letter_text, = first_letter.children
    assert first_letter_text.text == 'A'