diff options
Diffstat (limited to 'activesupport/test/file_update_checker_test.rb')
-rw-r--r-- | activesupport/test/file_update_checker_test.rb | 74 |
1 files changed, 58 insertions, 16 deletions
diff --git a/activesupport/test/file_update_checker_test.rb b/activesupport/test/file_update_checker_test.rb index b65bb1d024..8adff5de8d 100644 --- a/activesupport/test/file_update_checker_test.rb +++ b/activesupport/test/file_update_checker_test.rb @@ -1,18 +1,20 @@ require 'abstract_unit' -require 'test/unit' require 'fileutils' +require 'thread' MTIME_FIXTURES_PATH = File.expand_path("../fixtures", __FILE__) -class FileUpdateCheckerTest < Test::Unit::TestCase +class FileUpdateCheckerWithEnumerableTest < ActiveSupport::TestCase FILES = %w(1.txt 2.txt 3.txt) def setup + FileUtils.mkdir_p("tmp_watcher") FileUtils.touch(FILES) end def teardown - FileUtils.rm(FILES) + FileUtils.rm_rf("tmp_watcher") + FileUtils.rm_rf(FILES) end def test_should_not_execute_the_block_if_no_paths_are_given @@ -22,34 +24,74 @@ class FileUpdateCheckerTest < Test::Unit::TestCase assert_equal 0, i end - def test_should_invoke_the_block_on_first_call_if_it_does_not_calculate_last_updated_at_on_load + def test_should_not_invoke_the_block_if_no_file_has_changed i = 0 checker = ActiveSupport::FileUpdateChecker.new(FILES){ i += 1 } - checker.execute_if_updated - assert_equal 1, i + 5.times { assert !checker.execute_if_updated } + assert_equal 0, i end - def test_should_not_invoke_the_block_on_first_call_if_it_calculates_last_updated_at_on_load + def test_should_invoke_the_block_if_a_file_has_changed i = 0 - checker = ActiveSupport::FileUpdateChecker.new(FILES, true){ i += 1 } - checker.execute_if_updated - assert_equal 0, i + checker = ActiveSupport::FileUpdateChecker.new(FILES){ i += 1 } + sleep(1) + FileUtils.touch(FILES) + assert checker.execute_if_updated + assert_equal 1, i end - def test_should_not_invoke_the_block_if_no_file_has_changed + def test_should_be_robust_enough_to_handle_deleted_files i = 0 checker = ActiveSupport::FileUpdateChecker.new(FILES){ i += 1 } - 5.times { checker.execute_if_updated } + FileUtils.rm(FILES) + assert checker.execute_if_updated assert_equal 1, i end - def test_should_invoke_the_block_if_a_file_has_changed + def test_should_cache_updated_result_until_execute i = 0 checker = ActiveSupport::FileUpdateChecker.new(FILES){ i += 1 } - checker.execute_if_updated + assert !checker.updated? + sleep(1) FileUtils.touch(FILES) - checker.execute_if_updated - assert_equal 2, i + + assert checker.updated? + checker.execute + assert !checker.updated? + end + + def test_should_invoke_the_block_if_a_watched_dir_changed_its_glob + i = 0 + checker = ActiveSupport::FileUpdateChecker.new([], "tmp_watcher" => [:txt]){ i += 1 } + FileUtils.cd "tmp_watcher" do + FileUtils.touch(FILES) + end + assert checker.execute_if_updated + assert_equal 1, i + end + + def test_should_not_invoke_the_block_if_a_watched_dir_changed_its_glob + i = 0 + checker = ActiveSupport::FileUpdateChecker.new([], "tmp_watcher" => :rb){ i += 1 } + FileUtils.cd "tmp_watcher" do + FileUtils.touch(FILES) + end + assert !checker.execute_if_updated + assert_equal 0, i + end + + def test_should_not_block_if_a_strange_filename_used + FileUtils.mkdir_p("tmp_watcher/valid,yetstrange,path,") + FileUtils.touch(FILES.map { |file_name| "tmp_watcher/valid,yetstrange,path,/#{file_name}" }) + + test = Thread.new do + ActiveSupport::FileUpdateChecker.new([],"tmp_watcher/valid,yetstrange,path," => :txt) { i += 1 } + Thread.exit + end + test.priority = -1 + test.join(5) + + assert !test.alive? end end |