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require 'spec_helper'
describe Gitlab::Graphql::Loaders::BatchModelLoader do
describe '#find' do
let(:issue) { create(:issue) }
let(:user) { create(:user) }
it 'finds a model by id' do
issue_result = described_class.new(Issue, issue.id).find
user_result = described_class.new(User, user.id).find
expect(issue_result.sync).to eq(issue)
expect(user_result.sync).to eq(user)
end
it 'only queries once per model' do
other_user = create(:user)
user
issue
expect do
[described_class.new(User, other_user.id).find,
described_class.new(User, user.id).find,
described_class.new(Issue, issue.id).find].map(&:sync)
end.not_to exceed_query_limit(2)
end
end
end
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