Validate content block passed to ConfirmationCheckBox

app/components/primer/open_project/danger_confirmation_dialog/confirmation_check_box.rb

@@ -32,6 +32,12 @@ def call
             render(Primer::Alpha::CheckBox.new(**@check_box_arguments.merge(label: trimmed_content)))
           end
         end
+
+        def render?
+          raise ArgumentError, "ConfirmationCheckBox requires a content block" unless trimmed_content.present?
+
+          true
+        end
       end
     end
   end

test/components/component_test.rb

@@ -14,7 +14,7 @@ class PrimerComponentTest < Minitest::Test
       end
       component.with_confirmation_check_box { "Really do this?" }
     }],
-    [Primer::OpenProject::DangerConfirmationDialog::ConfirmationCheckBox, { check_box_name: "foo" }],
+    [Primer::OpenProject::DangerConfirmationDialog::ConfirmationCheckBox, { check_box_name: "foo" }, proc { "Foo" }],
     [Primer::OpenProject::FeedbackDialog, {}, proc { |component|
       component.with_feedback_message do |feedback|
         feedback.with_heading(tag: :h2) { "You are a hero" }

test/components/primer/open_project/danger_confirmation_dialog_test.rb

@@ -43,6 +43,19 @@ def test_does_not_render_if_no_confirmation_check_box_provided
     assert_equal "DangerConfirmationDialog requires a confirmation_check_box", error.message
   end
 
+  def test_does_not_render_if_no_confirmation_check_box_content_provided
+    error = assert_raises(ArgumentError) do
+      render_inline(Primer::OpenProject::DangerConfirmationDialog.new) do |dialog|
+        dialog.with_confirmation_message do |message|
+          message.with_heading(tag: :h2) { "Danger" }
+        end
+        dialog.with_confirmation_check_box
+      end
+    end
+
+    assert_equal "ConfirmationCheckBox requires a content block", error.message
+  end
+
   def test_renders_without_form_by_default
     render_inline(Primer::OpenProject::DangerConfirmationDialog.new) do |dialog|
       dialog.with_confirmation_message do |message|