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require 'abstract_unit'
require 'pathname'
require 'file_update_checker_with_enumerable_test_cases'
class FileEventedUpdateCheckerTest < ActiveSupport::TestCase
include FileUpdateCheckerWithEnumerableTestCases
def new_checker(files=[], dirs={}, &block)
ActiveSupport::FileEventedUpdateChecker.new(files, dirs, &block).tap do
wait
end
end
def teardown
super
Listen.stop
end
def wait
sleep 1
end
def touch(files)
super
wait # wait for the events to fire
end
def rm_f(files)
super
wait
end
end
class FileEventedUpdateCheckerPathHelperTest < ActiveSupport::TestCase
def pn(path)
Pathname.new(path)
end
setup do
@ph = ActiveSupport::FileEventedUpdateChecker::PathHelper.new
end
test '#xpath returns the expanded path as a Pathname object' do
assert_equal pn(__FILE__).expand_path, @ph.xpath(__FILE__)
end
test '#normalize_extension returns a bare extension as is' do
assert_equal 'rb', @ph.normalize_extension('rb')
end
test '#normalize_extension removes a leading dot' do
assert_equal 'rb', @ph.normalize_extension('.rb')
end
test '#normalize_extension supports symbols' do
assert_equal 'rb', @ph.normalize_extension(:rb)
end
test '#longest_common_subpath finds the longest common subpath, if there is one' do
paths = %w(
/foo/bar
/foo/baz
/foo/bar/baz/woo/zoo
).map {|path| pn(path)}
assert_equal pn('/foo'), @ph.longest_common_subpath(paths)
end
test '#longest_common_subpath returns the root directory as an edge case' do
paths = %w(
/foo/bar
/foo/baz
/foo/bar/baz/woo/zoo
/wadus
).map {|path| pn(path)}
assert_equal pn('/'), @ph.longest_common_subpath(paths)
end
test '#longest_common_subpath returns nil for an empty collection' do
assert_nil @ph.longest_common_subpath([])
end
test '#existing_parent returns the most specific existing ascendant' do
wd = Pathname.getwd
assert_equal wd, @ph.existing_parent(wd)
assert_equal wd, @ph.existing_parent(wd.join('non-existing/directory'))
assert_equal pn('/'), @ph.existing_parent(pn('/non-existing/directory'))
end
end
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