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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Tree do
let(:repository) { create(:project, :repository).repository }
let(:sha) { repository.root_ref }
subject { described_class.new(repository, '54fcc214') }
describe '#readme' do
before do
stub_const('FakeBlob', Class.new)
FakeBlob.class_eval do
attr_reader :name
def initialize(name)
@name = name
end
def readme?
name =~ /^readme/i
end
end
end
it 'returns nil when repository does not contains a README file' do
files = [FakeBlob.new('file'), FakeBlob.new('license'), FakeBlob.new('copying')]
expect(subject).to receive(:blobs).and_return(files)
expect(subject.readme).to eq nil
end
it 'returns nil when repository does not contains a previewable README file' do
files = [FakeBlob.new('file'), FakeBlob.new('README.pages'), FakeBlob.new('README.png')]
expect(subject).to receive(:blobs).and_return(files)
expect(subject.readme).to eq nil
end
it 'returns README when repository contains a previewable README file' do
files = [FakeBlob.new('README.png'), FakeBlob.new('README'), FakeBlob.new('file')]
expect(subject).to receive(:blobs).and_return(files)
expect(subject.readme.name).to eq 'README'
end
it 'returns first previewable README when repository contains more than one' do
files = [FakeBlob.new('file'), FakeBlob.new('README.md'), FakeBlob.new('README.asciidoc')]
expect(subject).to receive(:blobs).and_return(files)
expect(subject.readme.name).to eq 'README.md'
end
it 'returns first plain text README when repository contains more than one' do
files = [FakeBlob.new('file'), FakeBlob.new('README'), FakeBlob.new('README.txt')]
expect(subject).to receive(:blobs).and_return(files)
expect(subject.readme.name).to eq 'README'
end
it 'prioritizes previewable README file over one in plain text' do
files = [FakeBlob.new('file'), FakeBlob.new('README'), FakeBlob.new('README.md')]
expect(subject).to receive(:blobs).and_return(files)
expect(subject.readme.name).to eq 'README.md'
end
end
end
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