Make it possible to query scope as scope[]=

Since issues also accepts the query parameter iids[]=, also make it
possible query scope like that.

doc/api/jobs.md

@@ -14,7 +14,7 @@ GET /projects/:id/jobs
 | `scope`   | string **or** array of strings | no | The scope of jobs to show, one or array of: `created`, `pending`, `running`, `failed`, `success`, `canceled`, `skipped`; showing all jobs if none provided |
 
 ```
-curl --header "PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" 'https://gitlab.example.com/api/v4/projects/1/jobs?scope%5B0%5D=pending&scope%5B1%5D=running'
+curl --header "PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" 'https://gitlab.example.com/api/v4/projects/1/jobs?scope[]=pending&scope[]=running'
 ```
 
 Example of response
@@ -123,14 +123,14 @@ Get a list of jobs for a pipeline.
 GET /projects/:id/pipeline/:pipeline_id/jobs
 ```
 
-| Attribute    | Type                           | Required | Description          |
-|--------------|--------------------------------|----------|----------------------|
-| `id`         | integer                        | yes      | The ID of a project  |
-| `pipelin_id` | integer                        | yes      | The ID of a pipeline |
-| `scope`      | string **or** array of strings | no       | The scope of jobs to show, one or array of: `created`, `pending`, `running`, `failed`, `success`, `canceled`, `skipped`; showing all jobs if none provided |
+| Attribute     | Type                           | Required | Description          |
+|---------------|--------------------------------|----------|----------------------|
+| `id`          | integer                        | yes      | The ID of a project  |
+| `pipeline_id` | integer                        | yes      | The ID of a pipeline |
+| `scope`       | string **or** array of strings | no       | The scope of jobs to show, one or array of: `created`, `pending`, `running`, `failed`, `success`, `canceled`, `skipped`; showing all jobs if none provided |
 
 ```
-curl --header "PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" 'https://gitlab.example.com/api/v4/projects/1/pipelines/6/jobs?scope%5B0%5D=pending&scope%5B1%5D=running'
+curl --header "PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" 'https://gitlab.example.com/api/v4/projects/1/pipelines/6/jobs?scope[]=pending&scope[]=running'
 ```
 
 Example of response

lib/api/jobs.rb

@@ -18,6 +18,8 @@ module API
                                [scope]
                              when Hashie::Mash
                                scope.values
+                             when Hashie::Array
+                               scope
                              else
                                ['unknown']
                              end

spec/requests/api/jobs_spec.rb

@@ -51,7 +51,7 @@ describe API::Jobs, api: true do
       end
 
       context 'filter project with array of scope elements' do
-        let(:query) { { 'scope[0]' => 'pending', 'scope[1]' => 'running' } }
+        let(:query) { { scope: %w(pending running) } }
 
         it do
           expect(response).to have_http_status(200)
@@ -60,7 +60,7 @@ describe API::Jobs, api: true do
       end
 
       context 'respond 400 when scope contains invalid state' do
-        let(:query) { { 'scope[0]' => 'unknown', 'scope[1]' => 'running' } }
+        let(:query) { { scope: %w(unknown running) } }
 
         it { expect(response).to have_http_status(400) }
       end
@@ -114,7 +114,7 @@ describe API::Jobs, api: true do
       end
 
       context 'filter jobs with array of scope elements' do
-        let(:query) { { 'scope[0]' => 'pending', 'scope[1]' => 'running' } }
+        let(:query) { { scope: %w(pending running) } }
 
         it do
           expect(response).to have_http_status(200)
@@ -123,7 +123,7 @@ describe API::Jobs, api: true do
       end
 
       context 'respond 400 when scope contains invalid state' do
-        let(:query) { { 'scope[0]' => 'unknown', 'scope[1]' => 'running' } }
+        let(:query) { { scope: %w(unknown running) } }
 
         it { expect(response).to have_http_status(400) }
       end