41 lines
1.1 KiB
Ruby
41 lines
1.1 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::Graphql::Loaders::BatchModelLoader do
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describe '#find' do
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let_it_be(:issue) { create(:issue) }
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let_it_be(:other_user) { create(:user) }
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let_it_be(:user) { create(:user) }
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it 'finds a model by id' do
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issue_result = described_class.new(Issue, issue.id).find
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user_result = described_class.new(User, user.id).find
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expect(issue_result.sync).to eq(issue)
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expect(user_result.sync).to eq(user)
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end
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it 'only queries once per model' do
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expect do
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[described_class.new(User, other_user.id).find,
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described_class.new(User, user.id).find,
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described_class.new(Issue, issue.id).find].map(&:sync)
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end.not_to exceed_query_limit(2)
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end
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it 'does not force values unnecessarily' do
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expect do
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a = described_class.new(User, user.id).find
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b = described_class.new(Issue, issue.id).find
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b.sync
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c = described_class.new(User, other_user.id).find
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a.sync
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c.sync
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end.not_to exceed_query_limit(2)
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end
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end
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end
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