Accept issue weight greater than or equal to zero

This updates the API to accept the same issue weight values that UI app accepts.

doc/api/issues.md

@@ -478,7 +478,7 @@ POST /projects/:id/issues
 | `due_date`                                | string         | no       | Date time string in the format YEAR-MONTH-DAY, e.g. `2016-03-11` |
 | `merge_request_to_resolve_discussions_of` | integer        | no       | The IID of a merge request in which to resolve all issues. This will fill the issue with a default description and mark all discussions as resolved. When passing a description or title, these values will take precedence over the default values.|
 | `discussion_to_resolve`                   | string         | no       | The ID of a discussion to resolve. This will fill in the issue with a default description and mark the discussion as resolved. Use in combination with `merge_request_to_resolve_discussions_of`. |
-| `weight` | integer                                         | no | The weight of the issue in range 0 to 9 |
+| `weight` | integer                                         | no | The weight of the issue. Valid values are greater than or equal to 0. |
 
 ```bash
 curl --request POST --header "PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" https://gitlab.example.com/api/v4/projects/4/issues?title=Issues%20with%20auth&labels=bug
@@ -560,7 +560,7 @@ PUT /projects/:id/issues/:issue_iid
 | `state_event`  | string  | no       | The state event of an issue. Set `close` to close the issue and `reopen` to reopen it                      |
 | `updated_at`   | string  | no       | Date time string, ISO 8601 formatted, e.g. `2016-03-11T03:45:40Z` (requires admin or project owner rights) |
 | `due_date`     | string  | no       | Date time string in the format YEAR-MONTH-DAY, e.g. `2016-03-11`                                           |
-| `weight`       | integer | no       | The weight of the issue in range 0 to 9                                                                    |
+| `weight`       | integer | no       | The weight of the issue. Valid values are greater than or equal to 0. 0                                                                    |
 | `discussion_locked` | boolean | no  | Flag indicating if the issue's discussion is locked. If the discussion is locked only project members can add or edit comments. |
 
 ```bash

doc/user/project/issues/issues_functionalities.md

@@ -87,9 +87,7 @@ but they are immediately available to all projects in the group.
 if the label doesn't exist yet, when you click **Edit**, it opens a dropdown menu from which you can select **Create new label**.
 
 #### 8. Weight **[STARTER]**
-
-- Attribute a weight (in a 0 to 9 range) to that issue. Easy to complete
-should weight 1 and very hard to complete should weight 9.
+- Assign a weight. Larger values are used to indicate more effort is required to complete the issue. Only positive values or zero are allowed.
 
 Learn more on the [Issue Weight documentation](../../../workflow/issue_weight.md).
 

ee/app/models/ee/issue.rb

@@ -82,10 +82,6 @@ module EE
         end
       end
 
-      def weight_filter_options
-        WEIGHT_RANGE.to_a
-      end
-
       def weight_options
         [WEIGHT_NONE] + WEIGHT_RANGE.to_a
       end

ee/changelogs/unreleased/issue_6822.yml

+---
+title: 'API: Allow issue weight parameter to be greater than or equal to zero'
+merge_request:
+author:
+type: other

ee/spec/requests/api/issues_spec.rb

@@ -42,7 +42,7 @@ describe API::Issues, :mailer do
   describe "POST /projects/:id/issues" do
     it 'creates a new project issue' do
       post api("/projects/#{project.id}/issues", user),
-        title: 'new issue', labels: 'label, label2', weight: 3,
+        title: 'new issue', labels: 'label, label2', weight: 101,
         assignee_ids: [user2.id]
 
       expect(response).to have_gitlab_http_status(201)
@@ -50,7 +50,7 @@ describe API::Issues, :mailer do
       expect(json_response['description']).to be_nil
       expect(json_response['labels']).to eq(%w(label label2))
       expect(json_response['confidential']).to be_falsy
-      expect(json_response['weight']).to eq(3)
+      expect(json_response['weight']).to eq(101)
       expect(json_response['assignee']['name']).to eq(user2.name)
       expect(json_response['assignees'].first['name']).to eq(user2.name)
     end
@@ -58,10 +58,10 @@ describe API::Issues, :mailer do
 
   describe 'PUT /projects/:id/issues/:issue_id to update weight' do
     it 'updates an issue with no weight' do
-      put api("/projects/#{project.id}/issues/#{issue.iid}", user), weight: 5
+      put api("/projects/#{project.id}/issues/#{issue.iid}", user), weight: 101
 
       expect(response).to have_gitlab_http_status(200)
-      expect(json_response['weight']).to eq(5)
+      expect(json_response['weight']).to eq(101)
     end
 
     it 'removes a weight from an issue' do
@@ -77,14 +77,7 @@ describe API::Issues, :mailer do
       put api("/projects/#{project.id}/issues/#{issue.iid}", user), weight: -1
 
       expect(response).to have_gitlab_http_status(400)
-      expect(json_response['error']).to eq('weight does not have a valid value')
-    end
-
-    it 'returns 400 if weight is more than maximum weight' do
-      put api("/projects/#{project.id}/issues/#{issue.iid}", user), weight: 10
-
-      expect(response).to have_gitlab_http_status(400)
-      expect(json_response['error']).to eq('weight does not have a valid value')
+      expect(json_response['message']['weight']).to be_present
     end
 
     it 'adds a note when the weight is changed' do

lib/api/issues.rb

@@ -55,7 +55,7 @@ module API
       end
 
       params :issue_params_ee do
-        optional :weight, type: Integer, values: 0..9, desc: 'The weight of the issue'
+        optional :weight, type: Integer, desc: 'The weight of the issue'
       end
 
       params :issue_params do