Headers added before swaggerUi.load() call.

Author: sedx

app/views/grape_swagger_rails/application/index.html.erb

@@ -10,6 +10,11 @@
 	$(function () {
 	  var options = $("html").data('swagger-options');
 
+    var headers = {};
+    <% GrapeSwaggerRails.options.headers.each_with_index do |(key, value), index| %>
+      <%=raw "headers.header_#{index} = new SwaggerClient.ApiKeyAuthorization('#{CGI.escapeHTML(key)}', '#{CGI.escapeHTML(value)}', 'header');" %>
+    <% end %>
+
     window.swaggerUi = new SwaggerUi({
       url: options.app_url + options.url,
       dom_id: "swagger-ui-container",
@@ -50,9 +55,6 @@
 
     window.swaggerUi.load();
 
-    <% GrapeSwaggerRails.options.headers.each_with_index do |(key, value), index| %>
-      <%=raw "window.swaggerUi.api.clientAuthorizations.add('header_#{index}', new SwaggerClient.ApiKeyAuthorization('#{CGI.escapeHTML(key)}', '#{CGI.escapeHTML(value)}', 'header'));" %>
-    <% end %>
   });
   </script>
 </head>

spec/features/swagger_spec.rb

@@ -23,6 +23,9 @@
         visit '/swagger'
       end
       it 'adds headers' do
+        headers = page.evaluate_script("swaggerUi.api.clientAuthorizations")["authz"]
+        expect(headers.select { |key, value| key.to_s.match(/^header/)}).not_to be_blank
+        expect(headers.fetch("header_0",{}).fetch('name',{})).to eq GrapeSwaggerRails.options.headers.keys.first
         find('#endpointListTogger_headers', visible: true).click
         first('a[href="#!/headers/GET_api_headers_format"]', visible: true).click
         click_button 'Try it out!'