add test case demonstrating how newline in template caused issue

test/app/components/display_inline_component.html.erb

@@ -1 +1 @@
-<span>Hello, world!</span>
+<span>Hello, world!</span>

test/test_helper.rb

@@ -51,6 +51,28 @@ def with_preview_controller(new_value)
   app.reloader.reload!
 end
 
+def with_new_cache
+  begin
+    old_cache = ViewComponent::CompileCache.cache
+    ViewComponent::CompileCache.cache = Set.new
+    ActionView::Base.cache_template_loading = false
+
+    yield
+  ensure
+    ActionView::Base.cache_template_loading = true
+    ViewComponent::CompileCache.cache = old_cache
+  end
+end
+
+def without_template_annotations
+  old_value = ActionView::Base.annotate_rendered_view_with_filenames
+  ActionView::Base.annotate_rendered_view_with_filenames = false
+  app.reloader.reload!
+  yield
+  ActionView::Base.annotate_rendered_view_with_filenames = old_value
+  app.reloader.reload!
+end
+
 def modify_file(file, content)
   filename = Rails.root.join(file)
   old_content = File.read(filename)

test/view_component/integration_test.rb

@@ -57,11 +57,7 @@ class IntegrationTest < ActionDispatch::IntegrationTest
   end
 
   def test_template_changes_are_reflected_on_new_request_when_cache_template_loading_is_false
-    begin
-      old_cache = ViewComponent::CompileCache.cache
-      ViewComponent::CompileCache.cache = Set.new
-      ActionView::Base.cache_template_loading = false
-
+    with_new_cache do
       get "/controller_inline"
       assert_select("div", "bar")
       assert_response :success
@@ -75,9 +71,6 @@ class IntegrationTest < ActionDispatch::IntegrationTest
       get "/controller_inline"
       assert_select("div", "bar")
       assert_response :success
-    ensure
-      ActionView::Base.cache_template_loading = true
-      ViewComponent::CompileCache.cache = old_cache
     end
   end
 
@@ -444,8 +437,12 @@ class IntegrationTest < ActionDispatch::IntegrationTest
   end
 
   def test_does_not_render_additional_newline
-    get "/rails/view_components/display_inline_component/with_newline"
-    assert_includes response.body, "<span>Hello, world!</span><span>Hello, world!</span>"
+    without_template_annotations do
+      with_new_cache do
+        get "/rails/view_components/display_inline_component/with_newline"
+        assert_includes response.body, "<span>Hello, world!</span><span>Hello, world!</span>"
+      end
+    end
   end
 
   def test_renders_the_preview_example_with_its_own_template_and_a_layout