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require 'test/unit'
require 'tempfile'
require_relative 'ut_eof'
class TestFile < Test::Unit::TestCase
# I don't know Ruby's spec about "unlink-before-close" exactly.
# This test asserts current behaviour.
def test_unlink_before_close
Dir.mktmpdir('rubytest-file') {|tmpdir|
filename = tmpdir + '/' + File.basename(__FILE__) + ".#{$$}"
w = File.open(filename, "w")
w << "foo"
w.close
r = File.open(filename, "r")
begin
if /(mswin|bccwin|mingw|emx)/ =~ RUBY_PLATFORM
assert_raise(Errno::EACCES) {File.unlink(filename)}
else
assert_nothing_raised {File.unlink(filename)}
end
ensure
r.close
File.unlink(filename) if File.exist?(filename)
end
}
end
include TestEOF
def open_file(content)
f = Tempfile.new("test-eof")
f << content
f.rewind
yield f
end
alias open_file_rw open_file
include TestEOF::Seek
def test_truncate_wbuf
f = Tempfile.new("test-truncate")
f.print "abc"
f.truncate(0)
f.print "def"
f.flush
assert_equal("\0\0\0def", File.read(f.path), "[ruby-dev:24191]")
f.close
end
def test_truncate_rbuf
f = Tempfile.new("test-truncate")
f.puts "abc"
f.puts "def"
f.close
f.open
assert_equal("abc\n", f.gets)
f.truncate(3)
assert_equal(nil, f.gets, "[ruby-dev:24197]")
end
def test_truncate_beyond_eof
f = Tempfile.new("test-truncate")
f.print "abc"
f.truncate 10
assert_equal("\0" * 7, f.read(100), "[ruby-dev:24532]")
end
def test_read_all_extended_file
[nil, {:textmode=>true}, {:binmode=>true}].each do |mode|
f = Tempfile.new("test-extended-file", mode)
assert_nil(f.getc)
f.print "a"
f.rewind
assert_equal("a", f.read, "mode = <#{mode}>")
end
end
def test_gets_extended_file
[nil, {:textmode=>true}, {:binmode=>true}].each do |mode|
f = Tempfile.new("test-extended-file", mode)
assert_nil(f.getc)
f.print "a"
f.rewind
assert_equal("a", f.gets("a"), "mode = <#{mode}>")
end
end
def test_gets_para_extended_file
[nil, {:textmode=>true}, {:binmode=>true}].each do |mode|
f = Tempfile.new("test-extended-file", mode)
assert_nil(f.getc)
f.print "\na"
f.rewind
assert_equal("a", f.gets(""), "mode = <#{mode}>")
end
end
def test_each_char_extended_file
[nil, {:textmode=>true}, {:binmode=>true}].each do |mode|
f = Tempfile.new("test-extended-file", mode)
assert_nil(f.getc)
f.print "a"
f.rewind
result = []
f.each_char {|b| result << b }
assert_equal([?a], result, "mode = <#{mode}>")
end
end
def test_each_byte_extended_file
[nil, {:textmode=>true}, {:binmode=>true}].each do |mode|
f = Tempfile.new("test-extended-file", mode)
assert_nil(f.getc)
f.print "a"
f.rewind
result = []
f.each_byte {|b| result << b.chr }
assert_equal([?a], result, "mode = <#{mode}>")
end
end
def test_getc_extended_file
[nil, {:textmode=>true}, {:binmode=>true}].each do |mode|
f = Tempfile.new("test-extended-file", mode)
assert_nil(f.getc)
f.print "a"
f.rewind
assert_equal(?a, f.getc, "mode = <#{mode}>")
end
end
def test_getbyte_extended_file
[nil, {:textmode=>true}, {:binmode=>true}].each do |mode|
f = Tempfile.new("test-extended-file", mode)
assert_nil(f.getc)
f.print "a"
f.rewind
assert_equal(?a, f.getbyte.chr, "mode = <#{mode}>")
end
end
def test_s_chown
assert_nothing_raised { File.chown(-1, -1) }
assert_nothing_raised { File.chown nil, nil }
end
def test_chown
assert_nothing_raised {
File.open(__FILE__) {|f| f.chown(-1, -1) }
}
assert_nothing_raised("[ruby-dev:27140]") {
File.open(__FILE__) {|f| f.chown nil, nil }
}
end
def test_uninitialized
assert_raise(TypeError) { File::Stat.allocate.readable? }
assert_nothing_raised { File::Stat.allocate.inspect }
end
def test_realpath
Dir.mktmpdir('rubytest-realpath') {|tmpdir|
realdir = File.realpath(tmpdir)
tst = realdir.sub(/#{Regexp.escape(File::SEPARATOR)}/, '\0\0\0')
assert_equal(realdir, File.realpath(tst))
assert_equal(realdir, File.realpath(".", tst))
if File::ALT_SEPARATOR
bug2961 = '[ruby-core:28653]'
assert_equal(realdir, File.realpath(realdir.tr(File::SEPARATOR, File::ALT_SEPARATOR)), bug2961)
end
}
end
def test_realdirpath
Dir.mktmpdir('rubytest-realdirpath') {|tmpdir|
realdir = File.realpath(tmpdir)
tst = realdir.sub(/#{Regexp.escape(File::SEPARATOR)}/, '\0\0\0')
assert_equal(realdir, File.realdirpath(tst))
assert_equal(realdir, File.realdirpath(".", tst))
assert_equal(File.join(realdir, "foo"), File.realdirpath("foo", tst))
}
end
def test_chmod_m17n
bug5671 = '[ruby-dev:44898]'
Dir.mktmpdir('test-file-chmod-m17n-') do |tmpdir|
file = File.join(tmpdir, "\u3042")
File.open(file, 'w'){}
assert_equal(File.chmod(0666, file), 1, bug5671)
end
end
def test_open_nul
Dir.mktmpdir(__method__.to_s) do |tmpdir|
path = File.join(tmpdir, "foo")
assert_raise(ArgumentError) do
open(path + "\0bar", "w") {}
end
assert_file_not(:exist?, path)
end
end
end
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