test

test

#!/usr/bin/env ruby --disable gems
# frozen_string_literal: true

require "pathname"

INCLUDE_BRANCH_COMMITS = "--include-branch-commits"
TEST_ARGV              = ARGV.select { |arg| arg != INCLUDE_BRANCH_COMMITS }

changed_files = %x(git status --porcelain).scan(/^\s*\S+(?: +\S+ ->)? +(.*)$/).flatten

if ARGV.first == INCLUDE_BRANCH_COMMITS
  changed_files |= %x(git diff --name-only $(git merge-base --fork-point origin/master)..).split("\n")
end

test_files = []

changed_files.grep(/\.rb\z/).each do |file|
  if file =~ /_test\.rb\z/ && Pathname.new(file).expand_path.file?
    test_files << file
    next
  end

  test_file = file.sub(/^app/, "test")
    .sub(%r{^engines/(\w+)/app}, 'engines/\1/test')
    .sub(/\.rb$/, "_test.rb")
  test_file = test_file.sub(/^(eager)?lib/, "test/lib")
  test_file = test_file.sub(%r{^db/maintenance}, "test/unit")

  if Pathname.new(test_file).expand_path.file?
    test_files << test_file
  end
end

test_files = test_files.uniq

if test_files.empty?
  puts "No test files to run based on your changes."
else
  puts "The following test files will be run:"
  test_files.each { |file| puts "- #{file}" }

  exit if ARGV.include?("--dry-run")

  exec("RAILS_ENV=test bundle exec ruby -I:test -e \"ARGV.each{|f| require './' + f}\" #{test_files.join(' ')}")
end