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# frozen_string_literal: true
require_relative 'spec_helper'
describe 'Asciidoctor::PDF::Converter - Break' do
context 'Line Breaks' do
it 'should place text on separate line after explicit line break' do
pdf = to_pdf <<~'EOS', analyze: true
foo +
bar +
baz
EOS
(expect pdf.lines).to eql %w(foo bar baz)
end
it 'should preserve newlines in paragraph with hardbreaks option' do
pdf = to_pdf <<~'EOS', analyze: true
[%hardbreaks]
foo
bar
baz
EOS
(expect pdf.lines).to eql %w(foo bar baz)
end
end
context 'Thematic Breaks' do
it 'should draw line for thematic break' do
input = <<~'EOS'
before
'''
after
EOS
pdf = to_pdf input, analyze: true
before_text = (pdf.find_text 'before')[0]
after_text = (pdf.find_text 'after')[0]
pdf = to_pdf input, analyze: :line
lines = pdf.lines
(expect lines).to have_size 1
line = lines[0]
(expect line[:color]).to eql 'EEEEEE'
(expect line[:width]).to eql 0.5
(expect line[:from][:x]).to be < line[:to][:x]
(expect line[:from][:y]).to eql line[:to][:y]
(expect line[:from][:y]).to be < before_text[:y]
(expect line[:from][:y]).to be > after_text[:y]
end
it 'should use solid style for thematic break if not specified' do
pdf = to_pdf <<~'EOS', pdf_theme: { thematic_break_border_style: nil }, analyze: :line
'''
EOS
lines = pdf.lines
(expect lines).to have_size 1
line = lines[0]
(expect line[:width]).to eql 0.5
end
it 'should allow theme to configure line width, style, and color of thematic break' do
pdf_theme = {
thematic_break_border_color: 'AA0000',
thematic_break_border_width: 3,
thematic_break_border_style: 'double',
}
input = <<~'EOS'
before
'''
after
EOS
pdf = to_pdf input, pdf_theme: pdf_theme, analyze: true
before_text = (pdf.find_text 'before')[0]
after_text = (pdf.find_text 'after')[0]
pdf = to_pdf input, pdf_theme: pdf_theme, analyze: :line
lines = pdf.lines
(expect lines).to have_size 2
line = lines[0]
(expect line[:color]).to eql 'AA0000'
(expect line[:width]).to eql 1.0
(expect line[:from][:x]).to be < line[:to][:x]
(expect line[:from][:y]).to eql line[:to][:y]
(expect line[:from][:y]).to be < before_text[:y]
(expect line[:from][:y]).to be > after_text[:y]
(expect line[:from][:y] - 2).to eql lines[1][:from][:y]
end
end
context 'Page Breaks' do
it 'should advance to next page after page break' do
pdf = to_pdf <<~'EOS', analyze: :page
foo
<<<
bar
EOS
(expect pdf.pages).to have_size 2
(expect pdf.pages[0][:strings]).to include 'foo'
(expect pdf.pages[1][:strings]).to include 'bar'
end
it 'should not advance to next page if at start of document' do
pdf = to_pdf <<~'EOS', analyze: :page
<<<
foo
EOS
(expect pdf.pages).to have_size 1
end
it 'should not advance to next page if preceding content forced a new page to be started' do
pdf = to_pdf <<~'EOS', analyze: true
= Book Title
:doctype: book
= Part
<<<
== Chapter
EOS
part_text = (pdf.find_text 'Part')[0]
(expect part_text[:page_number]).to be 2
chapter_text = (pdf.find_text 'Chapter')[0]
(expect chapter_text[:page_number]).to be 3
end
it 'should not advance to next page if preceding content advanced page' do
pdf = to_pdf <<~EOS, analyze: true
....
#{(['filler'] * 50).join ?\n}
....
start of page
EOS
start_of_page_text = (pdf.find_text 'start of page')[0]
(expect start_of_page_text[:page_number]).to be 2
end
it 'should not leave blank page at the end of document' do
input = <<~'EOS'
foo
<<<
EOS
[
{},
{ page_background_color: 'eeeeee' },
{ page_background_image: %(image:#{fixture_file 'square.svg'}[]) },
].each do |theme_overrides|
pdf = to_pdf input, pdf_theme: theme_overrides, analyze: :page
(expect pdf.pages).to have_size 1
end
end
it 'should change layout if page break specifies page-layout attribute' do
pdf = to_pdf <<~'EOS', analyze: true
portrait
[page-layout=landscape]
<<<
landscape
EOS
text = pdf.text
(expect text).to have_size 2
(expect text[0].values_at :string, :page_number, :x, :y).to eql ['portrait', 1, 48.24, 793.926]
(expect text[1].values_at :string, :page_number, :x, :y).to eql ['landscape', 2, 48.24, 547.316]
end
it 'should change layout if page break specifies layout role' do
pdf = to_pdf <<~'EOS', analyze: true
portrait
[.landscape]
<<<
landscape
EOS
text = pdf.text
(expect text).to have_size 2
(expect text[0].values_at :string, :page_number, :x, :y).to eql ['portrait', 1, 48.24, 793.926]
(expect text[1].values_at :string, :page_number, :x, :y).to eql ['landscape', 2, 48.24, 547.316]
end
it 'should switch layout each time page break specifies layout role' do
pdf = to_pdf <<~'EOS', analyze: true
portrait
[.landscape]
<<<
landscape
[.portrait]
<<<
portrait
[.landscape]
<<<
landscape
EOS
portrait_text = pdf.find_text 'portrait'
(expect portrait_text).to have_size 2
portrait_text.each do |text|
page = pdf.page text[:page_number]
(expect page[:size]).to eql PDF::Core::PageGeometry::SIZES['A4']
end
landscape_text = pdf.find_text 'landscape'
(expect landscape_text).to have_size 2
landscape_text.each do |text|
page = pdf.page text[:page_number]
(expect page[:size]).to eql PDF::Core::PageGeometry::SIZES['A4'].reverse
end
end
it 'should switch layout specified by page break even when it falls at a natural page break' do
pdf = to_pdf <<~EOS, analyze: true
portrait
[.landscape]
<<<
#{%(landscape +\n) * 31}landscape
[.portrait]
<<<
portrait
EOS
(expect (pdf.page 3)[:size]).to eql PDF::Core::PageGeometry::SIZES['A4']
end
it 'should not switch layout specified by page break if value is unrecognized' do
pdf = to_pdf <<~EOS, analyze: true
portrait
[.landscape]
<<<
landscape
[page-layout=unknown]
<<<
landscape
EOS
(expect (pdf.page 3)[:size]).to eql (pdf.page 2)[:size]
end
end
end
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