spec/lib/banzai/filter/kroki_filter_spec.rb


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# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Banzai::Filter::KrokiFilter do
  include FilterSpecHelper

  it 'replaces nomnoml pre tag with img tag if kroki is enabled' do
    stub_application_setting(kroki_enabled: true, kroki_url: "http://localhost:8000")
    doc = filter("<pre lang='nomnoml'><code>[Pirate|eyeCount: Int|raid();pillage()|\n  [beard]--[parrot]\n  [beard]-:>[foul mouth]\n]</code></pre>")

    expect(doc.to_s).to eq '<img src="http://localhost:8000/nomnoml/svg/eNqLDsgsSixJrUmtTHXOL80rsVLwzCupKUrMTNHQtC7IzMlJTE_V0KzhUlCITkpNLEqJ1dWNLkgsKsoviUUSs7KLTssvzVHIzS8tyYjligUAMhEd0g==">'
  end

  it 'replaces nomnoml pre tag with img tag if both kroki and plantuml are enabled' do
    stub_application_setting(kroki_enabled: true,
                             kroki_url: "http://localhost:8000",
                             plantuml_enabled: true,
                             plantuml_url: "http://localhost:8080")
    doc = filter("<pre lang='nomnoml'><code>[Pirate|eyeCount: Int|raid();pillage()|\n  [beard]--[parrot]\n  [beard]-:>[foul mouth]\n]</code></pre>")

    expect(doc.to_s).to eq '<img src="http://localhost:8000/nomnoml/svg/eNqLDsgsSixJrUmtTHXOL80rsVLwzCupKUrMTNHQtC7IzMlJTE_V0KzhUlCITkpNLEqJ1dWNLkgsKsoviUUSs7KLTssvzVHIzS8tyYjligUAMhEd0g==">'
  end

  it 'does not replace nomnoml pre tag with img tag if kroki is disabled' do
    stub_application_setting(kroki_enabled: false)
    doc = filter("<pre lang='nomnoml'><code>[Pirate|eyeCount: Int|raid();pillage()|\n  [beard]--[parrot]\n  [beard]-:>[foul mouth]\n]</code></pre>")

    expect(doc.to_s).to eq "<pre lang=\"nomnoml\"><code>[Pirate|eyeCount: Int|raid();pillage()|\n  [beard]--[parrot]\n  [beard]-:&gt;[foul mouth]\n]</code></pre>"
  end

  it 'does not replace plantuml pre tag with img tag if both kroki and plantuml are enabled' do
    stub_application_setting(kroki_enabled: true,
                             kroki_url: "http://localhost:8000",
                             plantuml_enabled: true,
                             plantuml_url: "http://localhost:8080")
    doc = filter("<pre lang='plantuml'><code>Bob->Alice : hello</code></pre>")

    expect(doc.to_s).to eq '<pre lang="plantuml"><code>Bob-&gt;Alice : hello</code></pre>'
  end
end