1 files changed, 27 insertions, 0 deletions
diff --git a/spec/support/matchers/markdown_matchers.rb b/spec/support/matchers/markdown_matchers.rb
index 6e75fa58700..47cffad8c41 100644
--- a/spec/support/matchers/markdown_matchers.rb
+++ b/spec/support/matchers/markdown_matchers.rb
@@ -246,6 +246,33 @@ module MarkdownMatchers
       end
     end
   end
+
+  # MermaidFilter
+  matcher :parse_mermaid do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_selector('code.js-render-mermaid')
+    end
+  end
+
+  # PLantumlFilter
+  matcher :parse_plantuml do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_link(href: 'http://localhost:8080/png/U9npoazIqBLJ24uiIbImKl18pSd9vm80EtS5lW00')
+    end
+  end
+
+  # KrokiFilter
+  matcher :parse_kroki do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_link(href: 'http://localhost:8000/nomnoml/svg/eNqLDsgsSixJrUmtTHXOL80rsVLwzCupKUrMTNHQtC7IzMlJTE_V0KzhUlCITkpNLEqJ1dWNLkgsKsoviUUSs7KLTssvzVHIzS8tyYjligUAMhEd0g==')
+    end
+  end
 end
 
 # Monkeypatch the matcher DSL so that we can reduce some noisy duplication for