Allow querying a single MR within a project

This allows the user to get a single MR nested in a GraphQL project
query.

Since we need the full path and the iid anyway, this makes more sense
than having a root query that needs the full path as well.

1 files changed, 5 insertions, 18 deletions

diff --git a/spec/graphql/resolvers/merge_request_resolver_spec.rb b/spec/graphql/resolvers/merge_request_resolver_spec.rb
index af015533209..73993b3a039 100644
--- a/spec/graphql/resolvers/merge_request_resolver_spec.rb
+++ b/spec/graphql/resolvers/merge_request_resolver_spec.rb
@@ -10,49 +10,36 @@ describe Resolvers::MergeRequestResolver do
   set(:other_project) { create(:project, :repository) }
   set(:other_merge_request) { create(:merge_request, source_project: other_project, target_project: other_project) }
 
-  let(:full_path) { project.full_path }
   let(:iid_1) { merge_request_1.iid }
   let(:iid_2) { merge_request_2.iid }
 
-  let(:other_full_path) { other_project.full_path }
   let(:other_iid) { other_merge_request.iid }
 
   describe '#resolve' do
     it 'batch-resolves merge requests by target project full path and IID' do
-      path = full_path # avoid database query
-
       result = batch(max_queries: 2) do
-        [resolve_mr(path, iid_1), resolve_mr(path, iid_2)]
+        [resolve_mr(project, iid_1), resolve_mr(project, iid_2)]
       end
 
       expect(result).to contain_exactly(merge_request_1, merge_request_2)
     end
 
     it 'can batch-resolve merge requests from different projects' do
-      path = project.full_path # avoid database queries
-      other_path = other_full_path
-
       result = batch(max_queries: 3) do
-        [resolve_mr(path, iid_1), resolve_mr(path, iid_2), resolve_mr(other_path, other_iid)]
+        [resolve_mr(project, iid_1), resolve_mr(project, iid_2), resolve_mr(other_project, other_iid)]
       end
 
       expect(result).to contain_exactly(merge_request_1, merge_request_2, other_merge_request)
     end
 
     it 'resolves an unknown iid to nil' do
-      result = batch { resolve_mr(full_path, -1) }
-
-      expect(result).to be_nil
-    end
-
-    it 'resolves a known iid for an unknown full_path to nil' do
-      result = batch { resolve_mr('unknown/project', iid_1) }
+      result = batch { resolve_mr(project, -1) }
 
       expect(result).to be_nil
     end
   end
 
-  def resolve_mr(full_path, iid)
-    resolve(described_class, args: { full_path: full_path, iid: iid })
+  def resolve_mr(project, iid)
+    resolve(described_class, obj: project, args: { iid: iid })
   end
 end