Add test scenario for dropped values for same parameter

Author: Ivo Anjo

features/api_navigation.feature

@@ -12,6 +12,11 @@ Feature: API navigation
     When I search for a post with a templated link
     Then the API should receive the request with all the params
 
+  Scenario: Templated links with multiple values
+    Given I connect to the API
+    When I search for posts by tag with a templated link
+    Then the API should receive the request for posts by tag with all the params
+
   Scenario: Attributes
     Given I connect to the API
     When I load a single post

features/steps/api_navigation.rb

@@ -17,6 +17,14 @@ class Spinach::Features::ApiNavigation < Spinach::FeatureSteps
     assert_requested :get, 'http://api.example.org/search?q=something'
   end
 
+  step 'I search for posts by tag with a templated link' do
+    api._links.tagged._expand(tags: %w(foo bar))._resource
+  end
+
+  step 'the API should receive the request for posts by tag with all the params' do
+    assert_requested :get, 'http://api.example.org/search?tags=foo&tags=bar'
+  end
+
   step 'I load a single post' do
     @post = api._links.posts._links.last_post
   end

features/support/api.rb

@@ -5,6 +5,8 @@ module API
   include Spinach::Fixtures
 
   before do
+    WebMock::Config.instance.query_values_notation = :flat_array
+
     stub_request(:any, %r{api.example.org*}).to_return(body: root_response, headers: { 'Content-Type' => 'application/hal+json' })
     stub_request(:get, 'api.example.org/posts').to_return(body: posts_response, headers: { 'Content-Type' => 'application/hal+json' })
     stub_request(:get, 'api.example.org/posts/1').to_return(body: post_response, headers: { 'Content-Type' => 'application/hal+json' })

features/support/fixtures.rb

@@ -8,6 +8,7 @@ def root_response
               "self": { "href": "/" },
               "posts": { "href": "/posts" },
               "search": { "href": "/search{?q}", "templated": true },
+              "tagged": { "href": "/search{?tags*}", "templated": true },
               "api:authors": { "href": "/authors" },
               "next": { "href": "/page2" }
           }