1 files changed, 80 insertions, 0 deletions
diff --git a/spec/graphql/mutations/labels/create_spec.rb b/spec/graphql/mutations/labels/create_spec.rb
new file mode 100644
index 00000000000..8b284816d63
--- /dev/null
+++ b/spec/graphql/mutations/labels/create_spec.rb
@@ -0,0 +1,80 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Mutations::Labels::Create do
+  let_it_be(:user) { create(:user) }
+
+  let(:attributes) do
+    {
+      title: 'new title',
+      description: 'A new label'
+    }
+  end
+
+  let(:mutation) { described_class.new(object: nil, context: { current_user: user }, field: nil) }
+  let(:mutated_label) { subject[:label] }
+
+  shared_examples 'create labels mutation' do
+    describe '#resolve' do
+      subject { mutation.resolve(attributes.merge(extra_params)) }
+
+      context 'when the user does not have permission to create a label' do
+        before do
+          parent.add_guest(user)
+        end
+
+        it 'raises an error' do
+          expect { subject }.to raise_error(Gitlab::Graphql::Errors::ResourceNotAvailable)
+        end
+      end
+
+      context 'when the user can create a label' do
+        before do
+          parent.add_developer(user)
+        end
+
+        it 'creates label with correct values' do
+          expect(mutated_label).to have_attributes(attributes)
+        end
+      end
+    end
+  end
+
+  specify { expect(described_class).to require_graphql_authorizations(:admin_label) }
+
+  context 'when creating a project label' do
+    let_it_be(:parent) { create(:project) }
+    let(:extra_params) { { project_path: parent.full_path } }
+
+    it_behaves_like 'create labels mutation'
+  end
+
+  context 'when creating a group label' do
+    let_it_be(:parent) { create(:group) }
+    let(:extra_params) { { group_path: parent.full_path } }
+
+    it_behaves_like 'create labels mutation'
+  end
+
+  describe '#ready?' do
+    subject { mutation.ready?(attributes.merge(extra_params)) }
+
+    context 'when passing both project_path and group_path' do
+      let(:extra_params) { { project_path: 'foo', group_path: 'bar' } }
+
+      it 'raises an argument error' do
+        expect { subject }
+          .to raise_error(Gitlab::Graphql::Errors::ArgumentError, /Exactly one of/)
+      end
+    end
+
+    context 'when passing only project_path or group_path' do
+      let(:extra_params) { { project_path: 'foo' } }
+
+      it 'does not raise an error' do
+        expect { subject }.not_to raise_error
+      end
+    end
+  end
+end