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# frozen_string_literal: true
require "spec_helper"
RSpec.describe Repositories::TreeFinder do
include RepoHelpers
let_it_be(:user) { create(:user) }
let_it_be(:project) { create(:project, :repository, creator: user) }
let(:repository) { project.repository }
let(:tree_finder) { described_class.new(project, params) }
let(:params) { {} }
let(:first_page_ids) { tree_finder.execute.map(&:id) }
let(:second_page_token) { first_page_ids.last }
describe "#execute" do
subject { tree_finder.execute(gitaly_pagination: true) }
it "returns an array" do
is_expected.to be_an(Array)
end
it "includes 20 items by default" do
expect(subject.size).to eq(20)
end
it "accepts a gitaly_pagination argument" do
expect(repository).to receive(:tree).with(anything, anything, recursive: nil, rescue_not_found: nil, pagination_params: { limit: 20, page_token: nil }).and_call_original
expect(tree_finder.execute(gitaly_pagination: true)).to be_an(Array)
expect(repository).to receive(:tree).with(anything, anything, recursive: nil, rescue_not_found: nil).and_call_original
expect(tree_finder.execute(gitaly_pagination: false)).to be_an(Array)
end
context "commit doesn't exist" do
let(:params) do
{ ref: "nonesuchref" }
end
it "raises an error" do
expect { subject }.to raise_error(described_class::CommitMissingError)
end
end
describe "pagination_params" do
let(:params) do
{ per_page: 5, page_token: nil }
end
it "has the per_page number of items" do
expect(subject.size).to eq(5)
end
it "doesn't include any of the first page records" do
first_page_ids = subject.map(&:id)
second_page = described_class.new(project, { per_page: 5, page_token: first_page_ids.last }).execute(gitaly_pagination: true)
expect(second_page.map(&:id)).not_to include(*first_page_ids)
end
end
end
describe "#total", :use_clean_rails_memory_store_caching do
subject { tree_finder.total }
it { is_expected.to be_an(Integer) }
it "only calculates the total once" do
expect(repository).to receive(:tree).once.and_call_original
2.times { tree_finder.total }
end
end
describe "#commit_exists?" do
subject { tree_finder.commit_exists? }
context "ref exists" do
let(:params) do
{ ref: project.default_branch }
end
it { is_expected.to be(true) }
end
context "ref is missing" do
let(:params) do
{ ref: "nonesuchref" }
end
it { is_expected.to be(false) }
end
end
end
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