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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe ::API::Entities::MergeRequestChanges do
let_it_be(:user) { create(:user) }
let_it_be(:merge_request) { create(:merge_request) }
let(:entity) { described_class.new(merge_request, current_user: user) }
subject(:basic_entity) { entity.as_json }
it "exposes basic entity fields" do
is_expected.to include(:changes, :overflow)
end
context "when #expose_raw_diffs? returns false" do
before do
expect(entity).to receive(:expose_raw_diffs?).twice.and_return(false)
expect_any_instance_of(Gitlab::Git::DiffCollection).to receive(:overflow?)
end
it "does not access merge_request.raw_diffs" do
expect(merge_request).not_to receive(:raw_diffs)
basic_entity
end
end
context "when #expose_raw_diffs? returns true" do
before do
expect(entity).to receive(:expose_raw_diffs?).twice.and_return(true)
expect_any_instance_of(Gitlab::Git::DiffCollection).not_to receive(:overflow?)
end
it "does not access merge_request.raw_diffs" do
expect(merge_request).to receive(:raw_diffs)
basic_entity
end
end
describe ":overflow field" do
context "when :access_raw_diffs is true" do
let_it_be(:entity_with_raw_diffs) do
described_class.new(merge_request, current_user: user, access_raw_diffs: true).as_json
end
before do
expect_any_instance_of(Gitlab::Git::DiffCollection).not_to receive(:overflow?)
end
it "reports false" do
expect(entity_with_raw_diffs[:overflow]).to be_falsy
end
end
end
end
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