require 'test/unit' class TestPath < Test::Unit::TestCase def test_path assert_equal("a", File.basename("a")) assert_equal("b", File.basename("a/b")) assert_equal("b", File.basename("a/b/")) assert_equal("/", File.basename("/")) assert_equal("/", File.basename("//")) assert_equal("/", File.basename("///")) assert_equal("b", File.basename("a/b////")) assert_equal("a", File.basename("a.rb", ".rb")) assert_equal("a", File.basename("a.rb///", ".rb")) assert_equal("a", File.basename("a.rb///", ".*")) assert_equal("a.rb", File.basename("a.rb///", ".c")) assert_equal(".", File.dirname("a")) assert_equal("/", File.dirname("/")) assert_equal("/", File.dirname("/a")) assert_equal("a", File.dirname("a/b")) assert_equal("a/b", File.dirname("a/b/c")) assert_equal("/a/b", File.dirname("/a/b/c")) assert_equal("/a", File.dirname("/a/b/")) assert_equal("/a", File.dirname("/a/b///")) case Dir.pwd when %r'\A\w:' assert_match(/\A\w:\/\z/, File.expand_path(".", "/")) assert_match(/\A\w:\/a\z/, File.expand_path("a", "/")) dosish = true when %r'\A//' assert_match(%r'\A//[^/]+/[^/]+\z', File.expand_path(".", "/")) assert_match(%r'\A//[^/]+/[^/]+/a\z', File.expand_path(".", "/")) dosish = true else assert_equal("/", File.expand_path(".", "/")) assert_equal("/sub", File.expand_path("sub", "/")) end if dosish assert_equal("//127.0.0.1/share", File.expand_path("/", "//127.0.0.1/share/sub")) assert_equal("//127.0.0.1/share/dir", File.expand_path("/dir", "//127.0.0.1/share/sub")) assert_equal("z:/", File.expand_path("/", "z:/sub")) assert_equal("z:/dir", File.expand_path("/dir", "z:/sub")) end assert_equal("//", File.expand_path(".", "//")) assert_equal("//sub", File.expand_path("sub", "//")) assert_equal("//127.0.0.1/\u3042", File.expand_path("\u3042", "//127.0.0.1")) end def test_dirname if /(bcc|ms)win\d|mingw|cygwin|emx/ =~ RUBY_PLATFORM # DOSISH_DRIVE_LETTER assert_equal('C:.', File.dirname('C:')) assert_equal('C:.', File.dirname('C:a')) assert_equal('C:.', File.dirname('C:a/')) assert_equal('C:a', File.dirname('C:a/b'), "[ruby-dev:27738]") assert_equal('C:/', File.dirname('C:/')) assert_equal('C:/', File.dirname('C:/a')) assert_equal('C:/', File.dirname('C:/a/')) assert_equal('C:/a', File.dirname('C:/a/b')) assert_equal('C:/', File.dirname('C://')) assert_equal('C:/', File.dirname('C://a')) assert_equal('C:/', File.dirname('C://a/')) assert_equal('C:/a', File.dirname('C://a/b')) assert_equal('C:/', File.dirname('C:///'), "[ruby-dev:27738]") assert_equal('C:/', File.dirname('C:///a')) assert_equal('C:/', File.dirname('C:///a/')) assert_equal('C:/a', File.dirname('C:///a/b')) else # others assert_equal('.', File.dirname('C:')) assert_equal('.', File.dirname('C:a')) assert_equal('.', File.dirname('C:a/')) assert_equal('C:a', File.dirname('C:a/b')) assert_equal('.', File.dirname('C:/')) assert_equal('C:', File.dirname('C:/a')) assert_equal('C:', File.dirname('C:/a/')) assert_equal('C:/a', File.dirname('C:/a/b')) assert_equal('.', File.dirname('C://')) assert_equal('C:', File.dirname('C://a')) assert_equal('C:', File.dirname('C://a/')) # not spec. #assert_equal('C://a', File.dirname('C://a/b')) assert_equal('.', File.dirname('C:///')) assert_equal('C:', File.dirname('C:///a')) assert_equal('C:', File.dirname('C:///a/')) # not spec. #assert_equal('C:///a', File.dirname('C:///a/b')) end assert_equal('.', File.dirname('')) assert_equal('.', File.dirname('a')) assert_equal('.', File.dirname('a/')) assert_equal('a', File.dirname('a/b')) assert_equal('/', File.dirname('/')) assert_equal('/', File.dirname('/a')) assert_equal('/', File.dirname('/a/')) assert_equal('/a', File.dirname('/a/b')) if /(bcc|ms|cyg)win|mingw|emx/ =~ RUBY_PLATFORM # DOSISH_UNC assert_equal('//', File.dirname('//')) assert_equal('//a', File.dirname('//a')) assert_equal('//a', File.dirname('//a/')) assert_equal('//a/b', File.dirname('//a/b')) assert_equal('//a/b', File.dirname('//a/b/')) assert_equal('//a/b', File.dirname('//a/b/c')) assert_equal('//', File.dirname('///')) assert_equal('//a', File.dirname('///a')) assert_equal('//a', File.dirname('///a/')) assert_equal('//a/b', File.dirname('///a/b')) assert_equal('//a/b', File.dirname('///a/b/')) assert_equal('//a/b', File.dirname('///a/b/c')) else # others assert_equal('/', File.dirname('//')) assert_equal('/', File.dirname('//a')) assert_equal('/', File.dirname('//a/')) assert_equal('/a', File.dirname('//a/b')) assert_equal('/a', File.dirname('//a/b/')) assert_equal('/a/b', File.dirname('//a/b/c')) assert_equal('/', File.dirname('///')) assert_equal('/', File.dirname('///a')) assert_equal('/', File.dirname('///a/')) assert_equal('/a', File.dirname('///a/b')) assert_equal('/a', File.dirname('///a/b/')) assert_equal('/a/b', File.dirname('///a/b/c')) end end def test_basename if /(bcc|ms)win\d|mingw|cygwin|emx/ =~ RUBY_PLATFORM # DOSISH_DRIVE_LETTER assert_equal('', File.basename('C:')) assert_equal('a', File.basename('C:a')) assert_equal('a', File.basename('C:a/')) assert_equal('b', File.basename('C:a/b')) assert_equal('/', File.basename('C:/')) assert_equal('a', File.basename('C:/a')) assert_equal('a', File.basename('C:/a/')) assert_equal('b', File.basename('C:/a/b')) assert_equal('/', File.basename('C://')) assert_equal('a', File.basename('C://a')) assert_equal('a', File.basename('C://a/')) assert_equal('b', File.basename('C://a/b')) assert_equal('/', File.basename('C:///')) assert_equal('a', File.basename('C:///a')) assert_equal('a', File.basename('C:///a/')) assert_equal('b', File.basename('C:///a/b')) else # others assert_equal('C:', File.basename('C:')) assert_equal('C:a', File.basename('C:a')) assert_equal('C:a', File.basename('C:a/')) assert_equal('b', File.basename('C:a/b')) assert_equal('C:', File.basename('C:/')) assert_equal('a', File.basename('C:/a')) assert_equal('a', File.basename('C:/a/')) assert_equal('b', File.basename('C:/a/b')) assert_equal('C:', File.basename('C://')) assert_equal('a', File.basename('C://a')) assert_equal('a', File.basename('C://a/')) assert_equal('b', File.basename('C://a/b')) assert_equal('C:', File.basename('C:///')) assert_equal('a', File.basename('C:///a')) assert_equal('a', File.basename('C:///a/')) assert_equal('b', File.basename('C:///a/b')) end assert_equal('', File.basename('')) assert_equal('a', File.basename('a')) assert_equal('a', File.basename('a/')) assert_equal('b', File.basename('a/b')) assert_equal('/', File.basename('/')) assert_equal('a', File.basename('/a')) assert_equal('a', File.basename('/a/')) assert_equal('b', File.basename('/a/b')) assert_equal("..", File.basename("..", ".*")) if /(bcc|ms|cyg)win|mingw|emx/ =~ RUBY_PLATFORM # DOSISH_UNC assert_equal('/', File.basename('//')) assert_equal('/', File.basename('//a')) assert_equal('/', File.basename('//a/')) assert_equal('/', File.basename('//a/b'), "[ruby-dev:27776]") assert_equal('/', File.basename('//a/b/')) assert_equal('c', File.basename('//a/b/c')) assert_equal('/', File.basename('///')) assert_equal('/', File.basename('///a')) assert_equal('/', File.basename('///a/')) assert_equal('/', File.basename('///a/b')) assert_equal('/', File.basename('///a/b/')) assert_equal('c', File.basename('///a/b/c')) else # others assert_equal('/', File.basename('//')) assert_equal('a', File.basename('//a')) assert_equal('a', File.basename('//a/')) assert_equal('b', File.basename('//a/b')) assert_equal('b', File.basename('//a/b/')) assert_equal('c', File.basename('//a/b/c')) assert_equal('/', File.basename('///')) assert_equal('a', File.basename('///a')) assert_equal('a', File.basename('///a/')) assert_equal('b', File.basename('///a/b')) assert_equal('b', File.basename('///a/b/')) assert_equal('c', File.basename('///a/b/c')) end end def test_extname assert_equal('', File.extname('a')) ext = '.rb' assert_equal(ext, File.extname('a.rb')) assert_equal(ext, File.extname('.a.rb')) assert_equal(ext, File.extname('a/b/d/test.rb')) assert_equal(ext, File.extname('.a/b/d/test.rb')) unless /mswin|bccwin|mingw/ =~ RUBY_PLATFORM # trailing spaces and dots are ignored on NTFS. ext = '' end assert_equal(ext, File.extname('a.rb.')) assert_equal('', File.extname('a.')) assert_equal('', File.extname('.x')) assert_equal('', File.extname('..x')) end def test_ascii_incompatible_path s = "\u{221e}\u{2603}" assert_raise(Encoding::CompatibilityError) {open(s.encode("utf-16be"))} assert_raise(Encoding::CompatibilityError) {open(s.encode("utf-16le"))} assert_raise(Encoding::CompatibilityError) {open(s.encode("utf-32be"))} assert_raise(Encoding::CompatibilityError) {open(s.encode("utf-32le"))} end def test_join bug5483 = '[ruby-core:40338]' path = %w[a b] Encoding.list.each do |e| next unless e.ascii_compatible? assert_equal(e, File.join(*path.map {|s| s.force_encoding(e)}).encoding, bug5483) end end end