diff --git a/spec/components/admin/budgets/duration_component_spec.rb b/spec/components/admin/budgets/duration_component_spec.rb
index a95c44108..d84d13c7b 100644
--- a/spec/components/admin/budgets/duration_component_spec.rb
+++ b/spec/components/admin/budgets/duration_component_spec.rb
@@ -49,7 +49,7 @@ describe Admin::Budgets::DurationComponent do
 
       render Admin::Budgets::DurationComponent.new(durable).duration
 
-      expect(page.text).to be_empty
+      expect(page).not_to be_rendered
     end
 
     it "is not defined when no start date is defined" do
@@ -57,7 +57,7 @@ describe Admin::Budgets::DurationComponent do
 
       render Admin::Budgets::DurationComponent.new(durable).duration
 
-      expect(page.text).to be_empty
+      expect(page).not_to be_rendered
     end
   end
 
diff --git a/spec/components/admin/budgets_wizard/headings/group_switcher_component_spec.rb b/spec/components/admin/budgets_wizard/headings/group_switcher_component_spec.rb
index a0e0ee1cb..56e7e825d 100644
--- a/spec/components/admin/budgets_wizard/headings/group_switcher_component_spec.rb
+++ b/spec/components/admin/budgets_wizard/headings/group_switcher_component_spec.rb
@@ -6,8 +6,7 @@ describe Admin::BudgetsWizard::Headings::GroupSwitcherComponent do
 
     render_inline Admin::BudgetsWizard::Headings::GroupSwitcherComponent.new(group)
 
-    expect(page.text).to be_empty
-    expect(page).not_to have_css ".budget-group-switcher"
+    expect(page).not_to be_rendered
   end
 
   it "renders a link to switch group for budgets with two groups" do
diff --git a/spec/components/budgets/investments/filters_component_spec.rb b/spec/components/budgets/investments/filters_component_spec.rb
index 5fe213934..88e9c075d 100644
--- a/spec/components/budgets/investments/filters_component_spec.rb
+++ b/spec/components/budgets/investments/filters_component_spec.rb
@@ -16,7 +16,7 @@ describe Budgets::Investments::FiltersComponent do
 
       render_inline Budgets::Investments::FiltersComponent.new
 
-      expect(page.native.inner_html).to be_empty
+      expect(page).not_to be_rendered
     end
   end
 
diff --git a/spec/components/budgets/supports_info_component_spec.rb b/spec/components/budgets/supports_info_component_spec.rb
index 64b563877..1bf10f986 100644
--- a/spec/components/budgets/supports_info_component_spec.rb
+++ b/spec/components/budgets/supports_info_component_spec.rb
@@ -28,8 +28,7 @@ describe Budgets::SupportsInfoComponent do
 
     render_inline component
 
-    expect(page).not_to have_selector ".supports-info"
-    expect(page.text).to be_empty
+    expect(page).not_to be_rendered
   end
 
   describe "#total_supports" do
diff --git a/spec/components/layout/locale_switcher_component_spec.rb b/spec/components/layout/locale_switcher_component_spec.rb
index d703aa62f..0edb9e968 100644
--- a/spec/components/layout/locale_switcher_component_spec.rb
+++ b/spec/components/layout/locale_switcher_component_spec.rb
@@ -13,8 +13,7 @@ describe Layout::LocaleSwitcherComponent do
     it "doesn't render anything" do
       render_inline component
 
-      expect(page.text).to be_empty
-      expect(page).not_to have_css ".locale"
+      expect(page).not_to be_rendered
     end
   end
 
diff --git a/spec/components/layout/social_component_spec.rb b/spec/components/layout/social_component_spec.rb
index 757051538..e3956e215 100644
--- a/spec/components/layout/social_component_spec.rb
+++ b/spec/components/layout/social_component_spec.rb
@@ -33,7 +33,7 @@ describe Layout::SocialComponent do
 
       render_inline Layout::SocialComponent.new
 
-      expect(page).not_to have_css "ul"
+      expect(page).not_to be_rendered
     end
   end
 end
diff --git a/spec/components/layout/top_links_component_spec.rb b/spec/components/layout/top_links_component_spec.rb
index e9e297d26..1f69a02b1 100644
--- a/spec/components/layout/top_links_component_spec.rb
+++ b/spec/components/layout/top_links_component_spec.rb
@@ -13,7 +13,7 @@ describe Layout::TopLinksComponent do
     it "does not render when no content block is defined" do
       render_inline Layout::TopLinksComponent.new
 
-      expect(page).not_to have_css "ul"
+      expect(page).not_to be_rendered
     end
   end
 end
diff --git a/spec/components/machine_learning/comments_summary_component_spec.rb b/spec/components/machine_learning/comments_summary_component_spec.rb
index 7cc32b12b..71c861d23 100644
--- a/spec/components/machine_learning/comments_summary_component_spec.rb
+++ b/spec/components/machine_learning/comments_summary_component_spec.rb
@@ -22,7 +22,7 @@ describe MachineLearning::CommentsSummaryComponent do
 
     render_inline component
 
-    expect(page.native.inner_html).to be_empty
+    expect(page).not_to be_rendered
   end
 
   it "is not displayed when the machine learning feature is disabled" do
@@ -30,7 +30,7 @@ describe MachineLearning::CommentsSummaryComponent do
 
     render_inline component
 
-    expect(page.native.inner_html).to be_empty
+    expect(page).not_to be_rendered
   end
 
   it "is not displayed when there's no summary" do
@@ -38,6 +38,6 @@ describe MachineLearning::CommentsSummaryComponent do
 
     render_inline MachineLearning::CommentsSummaryComponent.new(commentable)
 
-    expect(page.native.inner_html).to be_empty
+    expect(page).not_to be_rendered
   end
 end
diff --git a/spec/components/sdg/goals/help_page_component_spec.rb b/spec/components/sdg/goals/help_page_component_spec.rb
index 250dd4e91..35b4a1395 100644
--- a/spec/components/sdg/goals/help_page_component_spec.rb
+++ b/spec/components/sdg/goals/help_page_component_spec.rb
@@ -13,7 +13,7 @@ describe SDG::Goals::HelpPageComponent do
 
     render_inline component
 
-    expect(page).not_to have_css ".sdg-help-content"
+    expect(page).not_to be_rendered
   end
 
   it "renders content when the feature is enabled" do
diff --git a/spec/components/sdg/goals/plain_tag_list_component_spec.rb b/spec/components/sdg/goals/plain_tag_list_component_spec.rb
index cd629f26b..930192930 100644
--- a/spec/components/sdg/goals/plain_tag_list_component_spec.rb
+++ b/spec/components/sdg/goals/plain_tag_list_component_spec.rb
@@ -14,7 +14,7 @@ describe SDG::Goals::PlainTagListComponent do
 
     render_inline component
 
-    expect(page).not_to have_css "li"
+    expect(page).not_to be_rendered
   end
 
   it "does not render when the SDG process feature is disabled" do
diff --git a/spec/components/sdg/goals/tag_list_component_spec.rb b/spec/components/sdg/goals/tag_list_component_spec.rb
index b47bcd5b9..65aec351e 100644
--- a/spec/components/sdg/goals/tag_list_component_spec.rb
+++ b/spec/components/sdg/goals/tag_list_component_spec.rb
@@ -14,7 +14,7 @@ describe SDG::Goals::TagListComponent do
 
     render_inline component
 
-    expect(page).not_to have_css "li"
+    expect(page).not_to be_rendered
   end
 
   it "does not render when the SDG process feature is disabled" do
@@ -22,7 +22,7 @@ describe SDG::Goals::TagListComponent do
 
     render_inline component
 
-    expect(page).not_to have_css "li"
+    expect(page).not_to be_rendered
   end
 
   it "renders a list of goals" do
diff --git a/spec/components/sdg/goals/targets_component_spec.rb b/spec/components/sdg/goals/targets_component_spec.rb
index 072abf99f..36b435fc9 100644
--- a/spec/components/sdg/goals/targets_component_spec.rb
+++ b/spec/components/sdg/goals/targets_component_spec.rb
@@ -13,9 +13,7 @@ describe SDG::Goals::TargetsComponent do
 
     render_inline component
 
-    expect(page).not_to have_css ".targets"
-    expect(page).not_to have_css "#target_tabs"
-    expect(page).not_to have_css ".tabs-content"
+    expect(page).not_to be_rendered
   end
 
   it "renders tabs panel" do
diff --git a/spec/components/sdg/related_list_selector_component_spec.rb b/spec/components/sdg/related_list_selector_component_spec.rb
index 9d8509245..f06280fa0 100644
--- a/spec/components/sdg/related_list_selector_component_spec.rb
+++ b/spec/components/sdg/related_list_selector_component_spec.rb
@@ -15,7 +15,7 @@ describe SDG::RelatedListSelectorComponent do
 
     render_inline component
 
-    expect(page).not_to have_css ".sdg-related-list-selector"
+    expect(page).not_to be_rendered
   end
 
   it "does not render when the SDG process feature is disabled" do
@@ -23,7 +23,7 @@ describe SDG::RelatedListSelectorComponent do
 
     render_inline component
 
-    expect(page).not_to have_css ".sdg-related-list-selector"
+    expect(page).not_to be_rendered
   end
 
   it "renders related_sdg_list field" do
diff --git a/spec/components/sdg/tag_list_component_spec.rb b/spec/components/sdg/tag_list_component_spec.rb
index c262250c1..d61f3029d 100644
--- a/spec/components/sdg/tag_list_component_spec.rb
+++ b/spec/components/sdg/tag_list_component_spec.rb
@@ -27,7 +27,7 @@ describe SDG::TagListComponent do
 
     render_inline SDG::TagListComponent.new(record)
 
-    expect(page.native.inner_html).to be_empty
+    expect(page).not_to be_rendered
   end
 
   context "when linkable is false" do
diff --git a/spec/components/sdg/targets/plain_tag_list_component_spec.rb b/spec/components/sdg/targets/plain_tag_list_component_spec.rb
index 801273bde..9606153b9 100644
--- a/spec/components/sdg/targets/plain_tag_list_component_spec.rb
+++ b/spec/components/sdg/targets/plain_tag_list_component_spec.rb
@@ -18,7 +18,7 @@ describe SDG::Targets::PlainTagListComponent do
 
     render_inline component
 
-    expect(page).not_to have_css "li"
+    expect(page).not_to be_rendered
   end
 
   it "does not render when the SDG process feature is disabled" do
@@ -26,7 +26,7 @@ describe SDG::Targets::PlainTagListComponent do
 
     render_inline component
 
-    expect(page).not_to have_css "li"
+    expect(page).not_to be_rendered
   end
 
   it "renders a list of targets" do
diff --git a/spec/components/sdg/targets/tag_list_component_spec.rb b/spec/components/sdg/targets/tag_list_component_spec.rb
index 327c7aa56..db8a7bcff 100644
--- a/spec/components/sdg/targets/tag_list_component_spec.rb
+++ b/spec/components/sdg/targets/tag_list_component_spec.rb
@@ -18,7 +18,7 @@ describe SDG::Targets::TagListComponent do
 
     render_inline component
 
-    expect(page).not_to have_css "li"
+    expect(page).not_to be_rendered
   end
 
   it "does not render when the SDG process feature is disabled" do
@@ -26,7 +26,7 @@ describe SDG::Targets::TagListComponent do
 
     render_inline component
 
-    expect(page).not_to have_css "li"
+    expect(page).not_to be_rendered
   end
 
   it "renders a list of targets" do
diff --git a/spec/components/shared/banner_component_spec.rb b/spec/components/shared/banner_component_spec.rb
index 9dc1113a2..5723dd54c 100644
--- a/spec/components/shared/banner_component_spec.rb
+++ b/spec/components/shared/banner_component_spec.rb
@@ -82,13 +82,13 @@ describe Shared::BannerComponent do
 
       render_inline Shared::BannerComponent.new("debates")
 
-      expect(page).not_to have_css ".banner"
+      expect(page).not_to be_rendered
     end
   end
 
   it "does not render anything given nil" do
     render_inline Shared::BannerComponent.new(nil)
 
-    expect(page).not_to have_css ".banner"
+    expect(page).not_to be_rendered
   end
 end
diff --git a/spec/components/shared/link_list_component_spec.rb b/spec/components/shared/link_list_component_spec.rb
index 8dea5fb90..93e57cb01 100644
--- a/spec/components/shared/link_list_component_spec.rb
+++ b/spec/components/shared/link_list_component_spec.rb
@@ -4,22 +4,21 @@ describe Shared::LinkListComponent do
   it "renders nothing with an empty list" do
     render_inline Shared::LinkListComponent.new
 
-    expect(page).not_to have_css "ul"
+    expect(page).not_to be_rendered
   end
 
   it "returns nothing with a list of nil elements" do
     render_inline Shared::LinkListComponent.new(nil, nil)
 
-    expect(page).not_to have_css "ul"
+    expect(page).not_to be_rendered
   end
 
   it "generates a list of links" do
     render_inline Shared::LinkListComponent.new(
       ["Home", "/"], ["Info", "/info"], class: "menu"
     )
-    list = page.find("body").native.inner_html
 
-    expect(list).to eq '<ul class="menu">' + "\n" +
+    expect(page).to be_rendered with: '<ul class="menu">' + "\n" +
       '<li><a href="/">Home</a></li>' + "\n" +
       '<li><a href="/info">Info</a></li>' + "\n</ul>\n"
   end
@@ -28,9 +27,8 @@ describe Shared::LinkListComponent do
     render_inline Shared::LinkListComponent.new(
       '<a href="/">Home</a>'.html_safe, ["Info", "/info"], class: "menu"
     )
-    list = page.find("body").native.inner_html
 
-    expect(list).to eq '<ul class="menu">' + "\n" +
+    expect(page).to be_rendered with: '<ul class="menu">' + "\n" +
       '<li><a href="/">Home</a></li>' + "\n" +
       '<li><a href="/info">Info</a></li>' + "\n</ul>\n"
   end
diff --git a/spec/components/shared/tag_list_component_spec.rb b/spec/components/shared/tag_list_component_spec.rb
index 8b311ed33..d8474fca8 100644
--- a/spec/components/shared/tag_list_component_spec.rb
+++ b/spec/components/shared/tag_list_component_spec.rb
@@ -42,6 +42,6 @@ describe Shared::TagListComponent do
   it "is not rendered when there are no tags" do
     render_inline Shared::TagListComponent.new(Proposal.new, limit: nil)
 
-    expect(page.native.inner_html).to be_empty
+    expect(page).not_to be_rendered
   end
 end
diff --git a/spec/support/matchers/be_rendered.rb b/spec/support/matchers/be_rendered.rb
new file mode 100644
index 000000000..f375f7589
--- /dev/null
+++ b/spec/support/matchers/be_rendered.rb
@@ -0,0 +1,25 @@
+RSpec::Matchers.define :be_rendered do |with: nil|
+  match do |page|
+    if with.nil?
+      !page.native.inner_html.empty?
+    else
+      page.has_css?("body") && page.find("body").native.inner_html == with
+    end
+  end
+
+  failure_message do |page|
+    if page.has_css?("body")
+      "expected page to be rendered with #{with}, but was rendered with #{page.find("body").native.inner_html}"
+    else
+      "expected page to be rendered with #{with}, but was not rendered"
+    end
+  end
+
+  failure_message_when_negated do |page|
+    if page.has_css?("body")
+      "expected page not to be rendered, but was rendered with #{page.find("body").native.inner_html}"
+    else
+      "expected page not to be rendered, but was rendered with #{page.native.inner_html}"
+    end
+  end
+end