/
loaded_features_index_test.rb
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/
loaded_features_index_test.rb
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# frozen_string_literal: true
require('test_helper')
module Bootsnap
module LoadPathCache
class LoadedFeaturesIndexTest < MiniTest::Test
def setup
@index = LoadedFeaturesIndex.new
# not really necessary but let's just make it a clean slate
@index.instance_variable_set(:@lfi, {})
end
def test_successful_addition
refute(@index.key?('bundler'))
refute(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
@index.register('bundler', '/a/b/bundler.rb') {}
assert(@index.key?('bundler'))
assert(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
end
def test_no_add_on_raise
refute(@index.key?('bundler'))
refute(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
assert_raises(RuntimeError) do
@index.register('bundler', '/a/b/bundler.rb') { raise }
end
refute(@index.key?('bundler'))
refute(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
end
def test_infer_base_from_ext
refute(@index.key?('bundler'))
refute(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
@index.register('bundler.rb') {}
assert(@index.key?('bundler'))
assert(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
end
def test_only_strip_elidable_ext
# It is only valid to strip a '.rb' or shared library extension from the
# end of a filename, not anything else.
#
# E.g. 'descriptor.pb.rb' if required via 'descriptor.pb'
# should never be shortened to merely 'descriptor'!
refute(@index.key?('descriptor.pb'))
refute(@index.key?('descriptor.pb.rb'))
refute(@index.key?('descriptor.rb'))
refute(@index.key?('descriptor'))
refute(@index.key?('foo'))
@index.register('descriptor.pb.rb') {}
assert(@index.key?('descriptor.pb'))
assert(@index.key?('descriptor.pb.rb'))
refute(@index.key?('descriptor.rb'))
refute(@index.key?('descriptor'))
refute(@index.key?('foo'))
end
def test_shared_library_ext_considered_elidable
# Check that '.dylib' (token shared library extension) is treated as elidable,
# and doesn't get mixed up with Ruby '.rb' files.
refute(@index.key?('libgit2.dylib'))
refute(@index.key?('libgit2.dylib.rb'))
refute(@index.key?('descriptor.rb'))
refute(@index.key?('descriptor'))
refute(@index.key?('foo'))
@index.register('libgit2.dylib') {}
assert(@index.key?('libgit2.dylib'))
refute(@index.key?('libgit2.dylib.rb'))
refute(@index.key?('libgit2.rb'))
refute(@index.key?('foo'))
end
def test_cannot_infer_ext_from_base # Current limitation
refute(@index.key?('bundler'))
refute(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
@index.register('bundler') {}
assert(@index.key?('bundler'))
refute(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
end
def test_purge_loaded_feature
refute(@index.key?('bundler'))
refute(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
@index.register('bundler', '/a/b/bundler.rb') {}
assert(@index.key?('bundler'))
assert(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
@index.purge('/a/b/bundler.rb')
refute(@index.key?('bundler'))
refute(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
end
def test_purge_multi_loaded_feature
refute(@index.key?('bundler'))
refute(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
@index.register('bundler', '/a/b/bundler.rb') {}
assert(@index.key?('bundler'))
assert(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
@index.purge_multi(['/a/b/bundler.rb', '/a/b/does-not-exist.rb'])
refute(@index.key?('bundler'))
refute(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
end
def test_register_finds_correct_feature
refute(@index.key?('bundler'))
refute(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
@index.register('bundler', nil) { $LOADED_FEATURES << '/a/b/bundler.rb' }
assert(@index.key?('bundler'))
assert(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
@index.purge('/a/b/bundler.rb')
refute(@index.key?('bundler'))
refute(@index.key?('bundler.rb'))
refute(@index.key?('foo'))
end
def test_derives_initial_state_from_loaded_features
index = LoadedFeaturesIndex.new
assert(index.key?('minitest/autorun'))
assert(index.key?('minitest/autorun.rb'))
refute(index.key?('minitest/autorun.so'))
end
def test_works_with_pathname
path = 'bundler.rb'
pathname = Pathname.new(path)
@index.register(pathname, path) { true }
assert(@index.key?(pathname))
end
def test_ignores_absolute_paths
path = "#{Dir.mktmpdir}/bundler.rb"
@index.register(path) { true }
refute(@index.key?(path))
path = "#{Dir.mktmpdir}/bundler.rb"
pathname = Pathname.new(path)
@index.register(pathname, path) { true }
refute(@index.key?(path))
refute(@index.key?(pathname))
end
end
end
end