Add latest changes from gitlab-org/gitlab@14-5-stable-eev14.5.0-rc42

1 files changed, 47 insertions, 0 deletions

diff --git a/spec/lib/gitlab/webpack/graphql_known_operations_spec.rb b/spec/lib/gitlab/webpack/graphql_known_operations_spec.rb
new file mode 100644
index 00000000000..89cade82fe6
--- /dev/null
+++ b/spec/lib/gitlab/webpack/graphql_known_operations_spec.rb
@@ -0,0 +1,47 @@
+# frozen_string_literal: true
+
+require 'fast_spec_helper'
+
+RSpec.describe Gitlab::Webpack::GraphqlKnownOperations do
+  let(:content) do
+    <<-EOF
+    - hello
+    - world
+    - test
+    EOF
+  end
+
+  around do |example|
+    described_class.clear_memoization!
+
+    example.run
+
+    described_class.clear_memoization!
+  end
+
+  describe ".load" do
+    context "when file loader returns" do
+      before do
+        allow(::Gitlab::Webpack::FileLoader).to receive(:load).with("graphql_known_operations.yml").and_return(content)
+      end
+
+      it "returns memoized value" do
+        expect(::Gitlab::Webpack::FileLoader).to receive(:load).once
+
+        2.times { ::Gitlab::Webpack::GraphqlKnownOperations.load }
+
+        expect(::Gitlab::Webpack::GraphqlKnownOperations.load).to eq(%w(hello world test))
+      end
+    end
+
+    context "when file loader errors" do
+      before do
+        allow(::Gitlab::Webpack::FileLoader).to receive(:load).and_raise(StandardError.new("test"))
+      end
+
+      it "returns empty array" do
+        expect(::Gitlab::Webpack::GraphqlKnownOperations.load).to eq([])
+      end
+    end
+  end
+end