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Contents
# frozen_string_literal: true
require 'rails_helper'
describe DocTemplate::Tags::LatexTag do
let(:img) { %(<img class="o-ld-latex" src="url">) }
let(:node) do
html = Nokogiri::HTML original_content
html.at_xpath('*//ol')
end
let(:options) { { value: value, preserve_color: false } }
let(:original_content) do
<<-HTML
<ol class="lst-kix_q3dubtijti3v-1" start="2" style="padding:0;margin:0">
<li
<span style="font-size:8pt;font-family:"Calibri";color:#231f20;font-weight:400"> are
[latex: \overleftrightarrow{CD}] intersecting lines. In a complete sentence, des cribe the angle
relationship in the diagram. Write an equation for the angle relationship shown in the figure and
solve for </span>
</li>
</ol>
HTML
end
let(:svg) { '<svg>Test</svg>' }
let(:tag) { described_class.new }
let(:tag_data) { { latex: value } }
let(:tag_name) { DocTemplate::Tags::LatexTag::TAG_NAME }
let(:value) { '\overleftrightarrow{CD}' }
before do
allow(Lcms::Engine::EmbedEquations).to receive(:tex_to_svg).with(value, preserve_color: false).and_return(svg)
end
subject { tag.parse(node, options).render }
it 'removes original tag' do
expect(subject).to_not include("[#{tag_name}]")
end
it 'stores tag data' do
expect(tag.parse(node, options).tag_data).to eq tag_data
end
context 'general context' do
it 'substitutes tag with inlined SVG' do
expect(subject).to include svg
end
end
context 'gdoc context' do
before do
options[:context_type] = :gdoc
allow_any_instance_of(described_class).to receive(:generate_image).and_return(img)
end
it 'substitutes tag with generated PNG image' do
expect(subject).to include img
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems