2019-10-12 21:52:04 +05:30
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# frozen_string_literal: true
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2018-03-17 18:26:18 +05:30
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require 'spec_helper'
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2023-03-04 22:38:38 +05:30
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RSpec.describe 'Math rendering', :js, feature_category: :team_planning do
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2019-03-02 22:35:43 +05:30
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let!(:project) { create(:project, :public) }
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2019-02-02 18:00:53 +05:30
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2018-03-17 18:26:18 +05:30
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it 'renders inline and display math correctly' do
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description = <<~MATH
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This math is inline $`a^2+b^2=c^2`$.
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This is on a separate line
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```math
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a^2+b^2=c^2
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```
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2021-06-08 01:23:25 +05:30
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This math is aligned
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```math
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\\begin{align*}
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a&=b+c \\\\
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d+e&=f
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\\end{align*}
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```
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2018-03-17 18:26:18 +05:30
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MATH
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issue = create(:issue, project: project, description: description)
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visit project_issue_path(project, issue)
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2021-06-08 01:23:25 +05:30
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expect(page).to have_selector('.katex .mord.mathnormal', text: 'b')
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expect(page).to have_selector('.katex-display .mord.mathnormal', text: 'b')
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expect(page).to have_selector('.katex-display .mtable .col-align-l .mord.mathnormal', text: 'f')
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2019-02-02 18:00:53 +05:30
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end
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it 'only renders non XSS links' do
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description = <<~MATH
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This link is valid $`\\href{javascript:alert('xss');}{xss}`$.
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This link is valid $`\\href{https://gitlab.com}{Gitlab}`$.
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MATH
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issue = create(:issue, project: project, description: description)
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visit project_issue_path(project, issue)
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2019-09-04 21:01:54 +05:30
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page.within '.description > .md' do
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2021-06-08 01:23:25 +05:30
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# unfortunately there is no class selector for KaTeX's "unsupported command"
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# formatting so we must match the style attribute
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expect(page).to have_selector('.katex-html .mord[style*="color:"][style*="#cc0000"]', text: '\href')
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2019-09-04 21:01:54 +05:30
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expect(page).to have_selector('.katex-html a', text: 'Gitlab')
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end
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2018-03-17 18:26:18 +05:30
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end
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2021-04-17 20:07:23 +05:30
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it 'renders lazy load button' do
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description = <<~MATH
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```math
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\Huge \sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}
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```
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MATH
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issue = create(:issue, project: project, description: description)
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visit project_issue_path(project, issue)
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page.within '.description > .md' do
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2023-04-23 21:23:45 +05:30
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expect(page).to have_selector('.js-lazy-render-math-container', text: /math block exceeds 1000 characters/)
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end
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end
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it 'allows many expansions', :js do
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description = <<~MATH
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```math
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#{'\\mod e ' * 100}
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```
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MATH
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issue = create(:issue, project: project, description: description)
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visit project_issue_path(project, issue)
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wait_for_requests
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page.within '.description > .md' do
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expect(page).not_to have_selector('.katex-error')
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end
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end
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it 'shows error message when too many expansions', :js do
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description = <<~MATH
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```math
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#{'\\mod e ' * 150}
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```
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MATH
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issue = create(:issue, project: project, description: description)
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visit project_issue_path(project, issue)
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wait_for_requests
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page.within '.description > .md' do
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click_button 'Display anyway'
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expect(page).to have_selector('.katex-error', text: /Too many expansions/)
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end
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end
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it 'shows error message when other errors are generated', :js do
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description = <<~MATH
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```math
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\\unknown
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```
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MATH
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issue = create(:issue, project: project, description: description)
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visit project_issue_path(project, issue)
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wait_for_requests
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page.within '.description > .md' do
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expect(page).to have_selector('.katex-error',
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text: /There was an error rendering this math block. KaTeX parse error/)
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end
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end
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it 'escapes HTML in error', :js do
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description = <<~MATH
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```math
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\\unknown <script>
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```
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MATH
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issue = create(:issue, project: project, description: description)
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visit project_issue_path(project, issue)
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wait_for_requests
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page.within '.description > .md' do
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expect(page).to have_selector('.katex-error', text: /&lt;script&gt;/)
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2021-04-17 20:07:23 +05:30
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end
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end
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2022-07-23 23:45:48 +05:30
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it 'renders without any limits on wiki page', :js do
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description = <<~MATH
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```math
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\Huge \sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}
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```
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MATH
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wiki_page = build(:wiki_page, { container: project, content: description })
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wiki_page.create message: 'math test commit' # rubocop:disable Rails/SaveBang
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wiki_page = project.wiki.find_page(wiki_page.slug)
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visit project_wiki_path(project, wiki_page)
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wait_for_requests
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page.within '.js-wiki-page-content' do
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expect(page).not_to have_selector('.js-lazy-render-math')
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end
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end
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2018-03-17 18:26:18 +05:30
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end
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