Add latest changes from gitlab-org/gitlab@master

1 files changed, 72 insertions, 0 deletions

diff --git a/spec/graphql/mutations/concerns/mutations/resolves_issuable_spec.rb b/spec/graphql/mutations/concerns/mutations/resolves_issuable_spec.rb
new file mode 100644
index 00000000000..064ad90f707
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+++ b/spec/graphql/mutations/concerns/mutations/resolves_issuable_spec.rb
@@ -0,0 +1,72 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Mutations::ResolvesIssuable do
+  let(:mutation_class) do
+    Class.new(Mutations::BaseMutation) do
+      include Mutations::ResolvesIssuable
+    end
+  end
+
+  let(:project)  { create(:project) }
+  let(:user)     { create(:user) }
+  let(:context)  { { current_user: user } }
+  let(:mutation) { mutation_class.new(object: nil, context: context) }
+
+  shared_examples 'resolving an issuable' do |type|
+    context 'when user has access' do
+      let(:source) { type == :merge_request ? 'source_project' : 'project' }
+      let(:issuable) { create(type, author: user, "#{source}" => project) }
+
+      subject { mutation.resolve_issuable(type: type, parent_path: project.full_path, iid: issuable.iid) }
+
+      before do
+        project.add_developer(user)
+      end
+
+      it 'resolves issuable by iid' do
+        result = type == :merge_request ? subject.sync : subject
+        expect(result).to eq(issuable)
+      end
+
+      it 'uses the correct Resolver to resolve issuable' do
+        resolver_class = "Resolvers::#{type.to_s.classify.pluralize}Resolver".constantize
+        resolved_project = mutation.resolve_project(full_path: project.full_path)
+
+        allow(mutation).to receive(:resolve_project)
+          .with(full_path: project.full_path)
+          .and_return(resolved_project)
+
+        expect(resolver_class).to receive(:new)
+          .with(object: resolved_project, context: context)
+          .and_call_original
+
+        subject
+      end
+
+      it 'uses the ResolvesProject to resolve project' do
+        expect(Resolvers::ProjectResolver).to receive(:new)
+          .with(object: nil, context: context)
+          .and_call_original
+
+        subject
+      end
+
+      it 'returns nil if issuable is not found' do
+        result = mutation.resolve_issuable(type: type, parent_path: project.full_path, iid: "100")
+        result = type == :merge_request ? result.sync : result
+
+        expect(result).to be_nil
+      end
+    end
+  end
+
+  context 'with issues' do
+    it_behaves_like 'resolving an issuable', :issue
+  end
+
+  context 'with merge requests' do
+    it_behaves_like 'resolving an issuable', :merge_request
+  end
+end