MR on fork validation error

Wasn't setting fields so validations would fail

Change-Id: I0363c57bf6c8b9937cc1b4140d09071d7c5168c2

app/controllers/projects/merge_requests_controller.rb

@@ -70,7 +70,9 @@ class Projects::MergeRequestsController < Projects::ApplicationController
       @merge_request.reload_code
       redirect_to [@merge_request.target_project, @merge_request], notice: 'Merge request was successfully created.'
     else
-      render "new"
+      @source_project = @merge_request.source_project
+      @target_project = @merge_request.target_project
+      render action: "new"
     end
   end
 
@@ -118,7 +120,7 @@ class Projects::MergeRequestsController < Projects::ApplicationController
 
   def update_branches
     @target_project = selected_target_project
-    @target_branches = (@target_project.repository.branch_names).unshift("Select branch")
+    @target_branches = @target_project.repository.branch_names
     @target_branches
   end
 

app/views/projects/merge_requests/_form.html.haml

@@ -80,5 +80,3 @@
   target_branch.live("change", function() {
     $.get("#{branch_to_project_merge_requests_path(@source_project)}", {target_project_id: target_project.val(),ref: $(this).val() });
   });
-
-  });
\ No newline at end of file

features/project/forked_merge_requests.feature

@@ -41,3 +41,10 @@ Feature: Project Forked Merge Requests
     Then I see the edit page prefilled for "Merge Request On Forked Project"
 
 
+  @javascript
+  Scenario: I cannot submit an invalid merge request
+    Given I visit project "Forked Shop" merge requests page
+    And I click link "New Merge Request"
+    And I fill out an invalid "Merge Request On Forked Project" merge request
+    And I submit the merge request
+    Then I should see validation errors
\ No newline at end of file

features/steps/project/project_forked_merge_requests.rb

@@ -152,6 +152,23 @@ class ProjectForkedMergeRequests < Spinach::FeatureSteps
   end
 
 
+  And 'I fill out an invalid "Merge Request On Forked Project" merge request' do
+    #If this isn't filled in the rest of the validations won't be triggered
+    fill_in "merge_request_title", with: "Merge Request On Forked Project"
+    find(:select, "merge_request_source_project_id", {}).value.should == @forked_project.id.to_s
+    find(:select, "merge_request_target_project_id", {}).value.should == @forked_project.id.to_s
+    find(:select, "merge_request_source_branch", {}).value.should == ""
+    find(:select, "merge_request_target_branch", {}).value.should == ""
+  end
+
+
+  Then 'I should see validation errors' do
+    page.should have_content "Source branch can't be blank"
+    page.should have_content "Target branch can't be blank"
+    page.should have_content "Branch conflict You can not use same project/branch for source and target"
+  end
+
+
   def project
     @project ||= Project.find_by_name!("Shop")
   end