Update tests and use js-issuable class for context form

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

app/assets/javascripts/issue.js.coffee

@@ -25,5 +25,5 @@ class @Issue
     $.ajax
       type: 'PATCH'
-      url: $('form.js-issue-update').attr('action')
+      url: $('form.js-issuable-update').attr('action')
       data: patchData

app/assets/javascripts/merge_request.js.coffee

@@ -49,5 +49,5 @@ class @MergeRequest
     $.ajax
       type: 'PATCH'
-      url: $('form.js-merge-request-update').attr('action')
+      url: $('form.js-issuable-update').attr('action')
       data: patchData

app/views/projects/issues/_issue.html.haml

 %li{ id: dom_id(issue), class: issue_css_classes(issue), url: issue_path(issue) }
   - if controller.controller_name == 'issues'
     .issue-check
-      = check_box_tag dom_id(issue,"selected"), nil, false, 'data-id' => issue.id, class: "selected_issue", disabled: !can?(current_user, :modify_issue, issue)
+      = check_box_tag dom_id(issue,"selected"), nil, false, 'data-id' => issue.id, class: "selected_issue", disabled: !can?(current_user, :set_assignee, issue)
   .issue-title
     %span.issue-title-text

app/views/shared/issuable/_context.html.haml

-= form_for [@project.namespace.becomes(Namespace), @project, issuable], remote: true, html: {class: 'issuable-context-form inline-update js-merge-request-update'} do |f|
+= form_for [@project.namespace.becomes(Namespace), @project, issuable], remote: true, html: {class: 'issuable-context-form inline-update js-issuable-update'} do |f|
   %div.prepend-top-20
     .issuable-context-title
       %label

spec/features/issues_spec.rb

@@ -218,7 +218,7 @@ describe 'Issues', feature: true do
       it 'with dropdown menu' do
         visit namespace_project_issue_path(project.namespace, project, issue)
-        find('.edit-issue.inline-update #issue_assignee_id').
+        find('.context #issue_assignee_id').
           set project.team.members.first.id
         click_button 'Update Issue'
@@ -257,7 +257,7 @@ describe 'Issues', feature: true do
       it 'with dropdown menu' do
         visit namespace_project_issue_path(project.namespace, project, issue)
-        find('.edit-issue.inline-update').
+        find('.context').
           select(milestone.title, from: 'issue_milestone_id')
         click_button 'Update Issue'

spec/features/task_lists_spec.rb

 require 'spec_helper'
-feature 'Task Lists' do
+feature 'Task Lists', feature: true do
   include Warden::Test::Helpers
   let(:project) { create(:project) }
@@ -52,7 +52,7 @@ feature 'Task Lists' do
       expect(page).to have_selector(container)
       expect(page).to have_selector("#{container} .wiki .task-list .task-list-item .task-list-item-checkbox")
       expect(page).to have_selector("#{container} .js-task-list-field")
-      expect(page).to have_selector('form.js-issue-update')
+      expect(page).to have_selector('form.js-issuable-update')
       expect(page).to have_selector('a.btn-close')
     end
@@ -128,7 +128,7 @@ feature 'Task Lists' do
       expect(page).to have_selector(container)
       expect(page).to have_selector("#{container} .wiki .task-list .task-list-item .task-list-item-checkbox")
       expect(page).to have_selector("#{container} .js-task-list-field")
-      expect(page).to have_selector('form.js-merge-request-update')
+      expect(page).to have_selector('form.js-issuable-update')
       expect(page).to have_selector('a.btn-close')
     end

spec/javascripts/fixtures/issues_show.html.haml

@@ -10,4 +10,4 @@
       %textarea.js-task-list-field
         \- [ ] Task List Item
-%form.js-issue-update{action: '/foo'}
+%form.js-issuable-update{action: '/foo'}

spec/javascripts/fixtures/merge_requests_show.html.haml

@@ -10,4 +10,4 @@
       %textarea.js-task-list-field
         \- [ ] Task List Item
-%form.js-merge-request-update{action: '/foo'}
+%form.js-issuable-update{action: '/foo'}