using context:'template' for Nokogiri::HTML5.fragment allows parsing of otherwise illegal fragments like <td>

docs/CHANGELOG.md

@@ -10,6 +10,10 @@ nav_order: 6
 
 ## main
 
+* Allow render_inline with Nokogiri::HTML5 to parse more arbitrary content including bare table content
+
+    *Jonathan Rochkind*
+
 ## 4.0.1
 
 * Setup Trusted Publishing to RubyGems to improve software supply chain safety.

lib/view_component/test_helpers.rb

@@ -40,7 +40,7 @@ def render_inline(component, **args, &block)
       @page = nil
       @rendered_content = vc_test_controller.view_context.render(component, args, &block)
 
-      Nokogiri::HTML5.fragment(@rendered_content)
+      Nokogiri::HTML5.fragment(@rendered_content, context: "template")
     end
 
     # `JSON.parse`-d component output.

test/sandbox/app/components/table_contents_component.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class TableContentsComponent < ViewComponent::Base
+  def call
+    "<td>td contents</td>".html_safe
+  end
+end

test/sandbox/test/rendering_test.rb

@@ -77,6 +77,10 @@ def test_render_inline_returns_nokogiri_fragment
     assert_includes render_inline(MyComponent.new).css("div").to_html, "hello,world!"
   end
 
+  def test_render_inline_handles_table_contents
+    assert_includes render_inline(TableContentsComponent.new).css("td").to_html, "<td>td contents</td>"
+  end
+
   def test_render_inline_sets_rendered_content
     render_inline(MyComponent.new)