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# frozen_string_literal: true
require_relative 'spec_helper'
describe 'Asciidoctor::PDF::Converter - STEM' do
it 'should render stem as code block if stem extension not present' do
pdf = to_pdf <<~'EOS', analyze: true
[stem]
++++
sig = enc(H(D), s)
++++
after
EOS
equation_text = (pdf.find_text 'sig = enc(H(D), s)')[0]
(expect equation_text[:font_name]).to eql 'mplus1mn-regular'
after_text = pdf.find_unique_text 'after'
(expect equation_text[:y] - after_text[:y]).to be > 36
end
it 'should preserve indentation in stem block' do
pdf = to_pdf <<~'EOS', pdf_theme: { page_margin: 36, code_padding: 10 }, analyze: true
[stem]
++++
M = \left[
\begin{array}{ c c }
1 & 2 \\
3 & 4
\end{array} \right]
++++
EOS
pdf.text.each {|text| (expect text[:font_name]).to eql 'mplus1mn-regular' }
lhs_text = pdf.find_unique_text %r/^M/
(expect lhs_text[:x]).to eql 46.0
begin_text = pdf.find_unique_text %r/begin/
(expect begin_text[:x]).to eql 46.0
(expect begin_text[:string]).to start_with %(\u00a0 )
end
it 'should show caption and anchor above block if specified' do
input = <<~'EOS'
// listing-caption is not used in this case
:listing-caption: Listing
.A basic matrix
[stem#matrix]
++++
M = \left[
\begin{array}{ c c }
1 & 2 \\
3 & 4
\end{array} \right]
++++
EOS
pdf = to_pdf input, analyze: true
caption_text = pdf.find_unique_text 'A basic matrix'
(expect caption_text[:font_name]).to eql 'NotoSerif-Italic'
lhs_text = pdf.find_unique_text %r/^M/
(expect caption_text[:y]).to be > lhs_text[:y]
(expect get_names (to_pdf input)).to have_key 'matrix'
end
end
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