83 lines
2.6 KiB
Ruby
83 lines
2.6 KiB
Ruby
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# frozen_string_literal: true
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require 'fast_spec_helper'
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require 'batch-loader'
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RSpec.describe Gitlab::Utils::BatchLoader do
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let(:stubbed_loader) do
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double( # rubocop:disable RSpec/VerifiedDoubles
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'Loader',
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load_lazy_method: [],
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load_lazy_method_same_batch_key: [],
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load_lazy_method_other_batch_key: []
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)
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end
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let(:test_module) do
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Module.new do
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def self.lazy_method(id)
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BatchLoader.for(id).batch(key: :my_batch_name) do |ids, loader|
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stubbed_loader.load_lazy_method(ids)
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ids.each { |id| loader.call(id, id) }
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end
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end
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def self.lazy_method_same_batch_key(id)
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BatchLoader.for(id).batch(key: :my_batch_name) do |ids, loader|
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stubbed_loader.load_lazy_method_same_batch_key(ids)
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ids.each { |id| loader.call(id, id) }
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end
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end
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def self.lazy_method_other_batch_key(id)
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BatchLoader.for(id).batch(key: :other_batch_name) do |ids, loader|
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stubbed_loader.load_lazy_method_other_batch_key(ids)
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ids.each { |id| loader.call(id, id) }
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end
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end
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end
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end
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before do
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BatchLoader::Executor.clear_current
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allow(test_module).to receive(:stubbed_loader).and_return(stubbed_loader)
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end
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describe '.clear_key' do
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it 'clears batched items which match the specified batch key' do
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test_module.lazy_method(1)
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test_module.lazy_method_same_batch_key(2)
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test_module.lazy_method_other_batch_key(3)
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described_class.clear_key(:my_batch_name)
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test_module.lazy_method(4).to_i
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test_module.lazy_method_same_batch_key(5).to_i
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test_module.lazy_method_other_batch_key(6).to_i
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expect(stubbed_loader).to have_received(:load_lazy_method).with([4])
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expect(stubbed_loader).to have_received(:load_lazy_method_same_batch_key).with([5])
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expect(stubbed_loader).to have_received(:load_lazy_method_other_batch_key).with([3, 6])
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end
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it 'clears loaded values which match the specified batch key' do
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test_module.lazy_method(1).to_i
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test_module.lazy_method_same_batch_key(2).to_i
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test_module.lazy_method_other_batch_key(3).to_i
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described_class.clear_key(:my_batch_name)
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test_module.lazy_method(1).to_i
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test_module.lazy_method_same_batch_key(2).to_i
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test_module.lazy_method_other_batch_key(3).to_i
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expect(stubbed_loader).to have_received(:load_lazy_method).with([1]).twice
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expect(stubbed_loader).to have_received(:load_lazy_method_same_batch_key).with([2]).twice
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expect(stubbed_loader).to have_received(:load_lazy_method_other_batch_key).with([3])
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end
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end
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end
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