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# frozen_string_literal: true
require "test_helper"
module Bootsnap
module LoadPathCache
class PathScannerTest < Minitest::Test
include LoadPathCacheHelper
DLEXT = RbConfig::CONFIG["DLEXT"]
OTHER_DLEXT = DLEXT == "bundle" ? "so" : "bundle"
def test_scans_requirables_and_dirs
Dir.mktmpdir do |dir|
FileUtils.mkdir_p("#{dir}/ruby/a")
FileUtils.mkdir_p("#{dir}/ruby/b/c")
FileUtils.mkdir_p("#{dir}/support/h/i")
FileUtils.mkdir_p("#{dir}/ruby/l")
FileUtils.mkdir_p("#{dir}/support/l/m")
FileUtils.touch("#{dir}/ruby/d.rb")
FileUtils.touch("#{dir}/ruby/e.#{DLEXT}")
FileUtils.touch("#{dir}/ruby/f.#{OTHER_DLEXT}")
FileUtils.touch("#{dir}/ruby/a/g.rb")
FileUtils.touch("#{dir}/support/h/j.rb")
FileUtils.touch("#{dir}/support/h/i/k.rb")
FileUtils.touch("#{dir}/support/l/m/n.rb")
FileUtils.ln_s("#{dir}/support/h", "#{dir}/ruby/h")
FileUtils.ln_s("#{dir}/support/l/m", "#{dir}/ruby/l/m")
entries = PathScanner.call("#{dir}/ruby")
assert_equal(["a/g.rb", "d.rb", "e.#{DLEXT}", "h/i/k.rb", "h/j.rb", "l/m/n.rb"], entries.sort)
end
end
def test_scan_broken_symlink
Dir.mktmpdir do |dir|
File.symlink("/does/not/exist", "#{dir}/dir_link")
assert_equal [], PathScanner.call(dir)
assert_equal [], PathScanner.call("#{dir}/dir_link")
end
end
def test_scan_missing_or_invalid_dir
Dir.mktmpdir do |dir|
assert_equal [], PathScanner.call("#{dir}/does/not/exist")
File.write("#{dir}/file", "")
assert_equal [], PathScanner.call("#{dir}/file")
end
end
end
end
end
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