Insert the shared examples for nested attributes

spec/govuk_design_system_formbuilder/builder/check_boxes/check_box_spec.rb

@@ -39,6 +39,11 @@
       let(:expected_class) { 'govuk-checkboxes__input' }
     end
 
+    it_behaves_like 'a field that allows nested HTML attributes to be set' do
+      let(:described_element) { 'input' }
+      let(:expected_class) { 'govuk-input' }
+    end
+
     it_behaves_like 'a field that supports setting the label via localisation'
     it_behaves_like 'a field that supports setting the hint via localisation'
 

spec/govuk_design_system_formbuilder/builder/file_spec.rb

@@ -52,6 +52,11 @@
       let(:expected_class) { 'govuk-file-upload' }
     end
 
+    it_behaves_like 'a field that allows nested HTML attributes to be set' do
+      let(:described_element) { 'input' }
+      let(:expected_class) { 'govuk-input' }
+    end
+
     it_behaves_like 'a field that accepts a plain ruby object' do
       let(:described_element) { ['input', { with: { type: 'file' } }] }
     end

spec/govuk_design_system_formbuilder/builder/radios/radio_button_spec.rb

@@ -36,6 +36,11 @@
       let(:expected_class) { 'govuk-radios__input' }
     end
 
+    it_behaves_like 'a field that allows nested HTML attributes to be set' do
+      let(:described_element) { 'input' }
+      let(:expected_class) { 'govuk-radios__input' }
+    end
+
     it_behaves_like 'a field that supports setting the label via localisation'
     it_behaves_like 'a field that supports setting the hint via localisation'
 

spec/govuk_design_system_formbuilder/builder/select_spec.rb

@@ -4,6 +4,8 @@
 
   let(:field_type) { 'select' }
   let(:aria_described_by_target) { 'select' }
+  let(:described_element) { 'select' }
+  let(:expected_class) { 'govuk-select' }
 
   describe '#govuk_collection_select' do
     let(:attribute) { :favourite_colour }
@@ -29,14 +31,9 @@
       let(:error_class) { 'govuk-select--error' }
     end
 
-    it_behaves_like 'a field that accepts arbitrary blocks of HTML' do
-      let(:described_element) { 'select' }
-    end
-
-    it_behaves_like 'a field that allows extra HTML attributes to be set' do
-      let(:described_element) { 'select' }
-      let(:expected_class) { 'govuk-select' }
-    end
+    it_behaves_like 'a field that accepts arbitrary blocks of HTML'
+    it_behaves_like 'a field that allows extra HTML attributes to be set'
+    it_behaves_like 'a field that allows nested HTML attributes to be set'
 
     it_behaves_like 'a field that supports setting the label via localisation'
     it_behaves_like 'a field that supports setting the label caption via localisation'
@@ -116,9 +113,9 @@
     it_behaves_like 'a field that supports setting the label caption via localisation'
     it_behaves_like 'a field that supports setting the hint via localisation'
 
-    it_behaves_like 'a field that accepts a plain ruby object' do
-      let(:described_element) { 'select' }
-    end
+    it_behaves_like 'a field that accepts a plain ruby object'
+    it_behaves_like 'a field that allows extra HTML attributes to be set'
+    it_behaves_like 'a field that allows nested HTML attributes to be set'
 
     specify 'a select element is rendered' do
       expect(subject).to have_tag('div', with: { class: 'govuk-form-group' }) do

spec/govuk_design_system_formbuilder/builder/text_area_spec.rb

@@ -71,6 +71,11 @@
     let(:expected_class) { 'govuk-textarea' }
   end
 
+  it_behaves_like 'a field that allows nested HTML attributes to be set' do
+    let(:described_element) { 'textarea' }
+    let(:expected_class) { 'govuk-textarea' }
+  end
+
   it_behaves_like 'a field that accepts a plain ruby object' do
     let(:described_element) { 'textarea' }
   end

spec/support/shared/shared_html_attribute_examples.rb

@@ -66,7 +66,7 @@
   end
 end
 
-shared_examples 'a field that allow nested HTML attributes to be set' do
+shared_examples 'a field that allows nested HTML attributes to be set' do
   let(:example_block) { proc { builder.tag.span('block text') } }
 
   context 'when aria-describedby is provided as a string' do

spec/support/shared/shared_text_field_examples.rb

@@ -54,6 +54,11 @@
     let(:expected_class) { 'govuk-input' }
   end
 
+  it_behaves_like 'a field that allows nested HTML attributes to be set' do
+    let(:described_element) { 'input' }
+    let(:expected_class) { 'govuk-input' }
+  end
+
   describe 'width' do
     context 'custom widths' do
       {