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# frozen_string_literal: true
RSpec.describe 'CHANGELOG.md' do
subject(:changelog) { SpecHelper::ROOT.join('CHANGELOG.md').read }
it 'has link definitions for all implicit links' do
entries, contributors =
changelog.split("<!-- Contributors (alphabetically) -->\n\n")
implicit_link_names = entries.scan(/\[@(.+?)\]/).flatten.uniq
expected_links = implicit_link_names.sort_by(&:downcase).map do |name|
"[@#{name.downcase}]: https://github.com/#{name}\n"
end.join
expect(contributors).to eq(expected_links)
end
describe 'contributors list' do
let(:contributors) do
changelog.split("<!-- Contributors (alphabetically) -->\n\n").last
.lines
end
it 'does not contain duplicates' do
expect(contributors.uniq).to eq(contributors)
end
it 'is alphabetically sorted (case insensitive)' do
expect(contributors.sort_by(&:downcase)).to eq(contributors)
end
end
describe 'entry' do
subject(:entries) { lines.grep(/^\*/).map(&:chomp) }
let(:lines) { changelog.each_line }
it 'has a whitespace between the * and the body' do
expect(entries).to all(match(/^\* \S/))
end
it 'has a link to the contributors at the end' do
expect(entries).to all(match(/\(\[@\S+\]\[\](?:, \[@\S+\]\[\])*\)$/))
end
describe 'link to related issue on github' do
let(:issues) do
entries.map do |entry|
entry.match(/\[(?<number>[#\d]+)\]\((?<url>[^)]+)\)/)
end.compact
end
it 'has an issue number prefixed with #' do
issues.each do |issue|
expect(issue[:number]).to match(/^#\d+$/)
end
end
it 'has a valid URL' do
issues.each do |issue|
number = issue[:number].gsub(/\D/, '')
pattern = %r{^https://github\.com/.+/.+/(?:issues|pull)/#{number}$}
expect(issue[:url]).to match(pattern)
end
end
it 'has a colon and a whitespace at the end' do
entries_including_issue_link = entries.select do |entry|
entry.match(/^\*\s*\[/)
end
expect(entries_including_issue_link).to all(include('): '))
end
end
describe 'body' do
let(:bodies) do
entries.map do |entry|
entry
.sub(/^\*\s*(?:\[.+?\):\s*)?/, '')
.sub(/\s*\([^)]+\)$/, '')
end
end
it 'does not start with a lower case' do
bodies.each do |body|
expect(body).not_to match(/^[a-z]/)
end
end
it 'ends with a punctuation' do
expect(bodies).to all(match(/[.!]$/))
end
end
end
end
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