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ruby--ruby/test/ruby/test_argf.rb
akr 8a5dd664e7 * test/ruby/test_argf.rb (teardown): remove renamed temporary files.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16755 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-02 10:18:38 +00:00

695 lines
18 KiB
Ruby

require 'test/unit'
require 'timeout'
require 'tmpdir'
require 'tempfile'
require_relative 'envutil'
class TestArgf < Test::Unit::TestCase
def setup
@t1 = Tempfile.new("foo")
@t1.puts "1"
@t1.puts "2"
@t1.close
@t2 = Tempfile.new("bar")
@t2.puts "3"
@t2.puts "4"
@t2.close
@t3 = Tempfile.new("baz")
@t3.puts "5"
@t3.puts "6"
@t3.close
@tmps = [@t1, @t2, @t3]
end
def teardown
@tmps.each {|t|
bak = t.path + ".bak"
File.unlink bak if File.file? bak
}
end
def make_tempfile
t = Tempfile.new("foo")
t.puts "foo"
t.puts "bar"
t.puts "baz"
t.close
@tmps << t
t
end
def ruby(*args)
args = ['-e', '$>.write($<.read)'] if args.empty?
ruby = EnvUtil.rubybin
f = IO.popen([ruby] + args, 'r+')
yield(f)
ensure
f.close unless !f || f.closed?
end
def test_argf
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
a = ARGF
b = a.dup
p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["1", 1, "1", 1]
p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["2", 2, "2", 2]
a.rewind
b.rewind
p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["1", 1, "1", 3]
p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["2", 2, "2", 4]
p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["3", 3, "3", 5]
p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["4", 4, "4", 6]
p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["5", 5, "5", 7]
a.rewind
b.rewind
p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["5", 5, "5", 8]
p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["6", 6, "6", 9]
SRC
a = f.read.split("\n")
assert_equal('["1", 1, "1", 1]', a.shift)
assert_equal('["2", 2, "2", 2]', a.shift)
assert_equal('["1", 1, "1", 3]', a.shift)
assert_equal('["2", 2, "2", 4]', a.shift)
assert_equal('["3", 3, "3", 5]', a.shift)
assert_equal('["4", 4, "4", 6]', a.shift)
assert_equal('["5", 5, "5", 7]', a.shift)
assert_equal('["5", 5, "5", 8]', a.shift)
assert_equal('["6", 6, "6", 9]', a.shift)
# is this test OK? [ruby-dev:34445]
end
end
def test_lineno
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
a = ARGF
a.gets; p $. #=> 1
a.gets; p $. #=> 2
a.gets; p $. #=> 3
a.rewind; p $. #=> 3
a.gets; p $. #=> 3
a.gets; p $. #=> 4
a.rewind; p $. #=> 4
a.gets; p $. #=> 3
a.lineno = 1000; p $. #=> 1000
a.gets; p $. #=> 1001
a.gets; p $. #=> 1002
$. = 2000
a.gets; p $. #=> 2001
a.gets; p $. #=> 2001
SRC
assert_equal("1,2,3,3,3,4,4,3,1000,1001,1002,2001,2001", f.read.chomp.gsub("\n", ","))
end
end
def test_lineno2
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
a = ARGF.dup
a.gets; p $. #=> 1
a.gets; p $. #=> 2
a.gets; p $. #=> 1
a.rewind; p $. #=> 1
a.gets; p $. #=> 1
a.gets; p $. #=> 2
a.gets; p $. #=> 1
a.lineno = 1000; p $. #=> 1
a.gets; p $. #=> 2
a.gets; p $. #=> 2
$. = 2000
a.gets; p $. #=> 2001
a.gets; p $. #=> 2000
SRC
assert_equal("1,2,1,1,1,2,1,1,2,2,2000,2000", f.read.chomp.gsub("\n", ","))
end
end
def test_inplace
EnvUtil.rubyexec("-", @t1.path, @t2.path, @t3.path) do |w, r, e|
w.puts "ARGF.inplace_mode = '.bak'"
w.puts "while line = ARGF.gets"
w.puts " puts line.chomp + '.new'"
w.puts "end"
w.close
assert_equal("", e.read)
assert_equal("", r.read)
assert_equal("1.new\n2.new\n", File.read(@t1.path))
assert_equal("3.new\n4.new\n", File.read(@t2.path))
assert_equal("5.new\n6.new\n", File.read(@t3.path))
assert_equal("1\n2\n", File.read(@t1.path + ".bak"))
assert_equal("3\n4\n", File.read(@t2.path + ".bak"))
assert_equal("5\n6\n", File.read(@t3.path + ".bak"))
end
end
def test_inplace2
EnvUtil.rubyexec("-", @t1.path, @t2.path, @t3.path) do |w, r, e|
w.puts "ARGF.inplace_mode = '.bak'"
w.puts "puts ARGF.gets.chomp + '.new'"
w.puts "puts ARGF.gets.chomp + '.new'"
w.puts "p ARGF.inplace_mode"
w.puts "ARGF.inplace_mode = nil"
w.puts "puts ARGF.gets.chomp + '.new'"
w.puts "puts ARGF.gets.chomp + '.new'"
w.puts "p ARGF.inplace_mode"
w.puts "ARGF.inplace_mode = '.bak'"
w.puts "puts ARGF.gets.chomp + '.new'"
w.puts "p ARGF.inplace_mode"
w.puts "ARGF.inplace_mode = nil"
w.puts "puts ARGF.gets.chomp + '.new'"
w.close
assert_equal("", e.read)
assert_equal("", r.read)
assert_equal("1.new\n2.new\n\".bak\"\n3.new\n4.new\nnil\n", File.read(@t1.path))
assert_equal("3\n4\n", File.read(@t2.path))
assert_equal("5.new\n\".bak\"\n6.new\n", File.read(@t3.path))
assert_equal("1\n2\n", File.read(@t1.path + ".bak"))
assert_equal(false, File.file?(@t2.path + ".bak"))
assert_equal("5\n6\n", File.read(@t3.path + ".bak"))
end
end
def test_inplace3
EnvUtil.rubyexec("-i.bak", "-", @t1.path, @t2.path, @t3.path) do |w, r, e|
w.puts "puts ARGF.gets.chomp + '.new'"
w.puts "puts ARGF.gets.chomp + '.new'"
w.puts "p $-i"
w.puts "$-i = nil"
w.puts "puts ARGF.gets.chomp + '.new'"
w.puts "puts ARGF.gets.chomp + '.new'"
w.puts "p $-i"
w.puts "$-i = '.bak'"
w.puts "puts ARGF.gets.chomp + '.new'"
w.puts "p $-i"
w.puts "$-i = nil"
w.puts "puts ARGF.gets.chomp + '.new'"
w.close
assert_equal("", e.read)
assert_equal("", r.read)
assert_equal("1.new\n2.new\n\".bak\"\n3.new\n4.new\nnil\n", File.read(@t1.path))
assert_equal("3\n4\n", File.read(@t2.path))
assert_equal("5.new\n\".bak\"\n6.new\n", File.read(@t3.path))
assert_equal("1\n2\n", File.read(@t1.path + ".bak"))
assert_equal(false, File.file?(@t2.path + ".bak"))
assert_equal("5\n6\n", File.read(@t3.path + ".bak"))
end
end
def test_inplace_rename_impossible
t = make_tempfile
EnvUtil.rubyexec("-", t.path) do |w, r, e|
w.puts "ARGF.inplace_mode = '/\\\\'"
w.puts "while line = ARGF.gets"
w.puts " puts line.chomp + '.new'"
w.puts "end"
w.close
assert_match(/Can't rename .* to .*: .*. skipping file/, e.read)
assert_equal("", r.read)
assert_equal("foo\nbar\nbaz\n", File.read(t.path))
end
end
def test_inplace_no_backup
t = make_tempfile
EnvUtil.rubyexec("-", t.path) do |w, r, e|
w.puts "ARGF.inplace_mode = ''"
w.puts "while line = ARGF.gets"
w.puts " puts line.chomp + '.new'"
w.puts "end"
w.close
assert_equal("", e.read)
assert_equal("", r.read)
assert_equal("foo.new\nbar.new\nbaz.new\n", File.read(t.path))
end
end
def test_inplace_dup
t = make_tempfile
EnvUtil.rubyexec("-", t.path) do |w, r, e|
w.puts "ARGF.inplace_mode = '.bak'"
w.puts "f = ARGF.dup"
w.puts "while line = f.gets"
w.puts " puts line.chomp + '.new'"
w.puts "end"
w.close
assert_equal("", e.read)
assert_equal("", r.read)
assert_equal("foo.new\nbar.new\nbaz.new\n", File.read(t.path))
end
end
def test_inplace_stdin
t = make_tempfile
EnvUtil.rubyexec("-", "-") do |w, r, e|
w.puts "ARGF.inplace_mode = '.bak'"
w.puts "f = ARGF.dup"
w.puts "while line = f.gets"
w.puts " puts line.chomp + '.new'"
w.puts "end"
w.close
assert_match("Can't do inplace edit for stdio; skipping", e.read)
assert_equal("", r.read)
end
end
def test_inplace_stdin2
t = make_tempfile
EnvUtil.rubyexec("-") do |w, r, e|
w.puts "ARGF.inplace_mode = '.bak'"
w.puts "while line = ARGF.gets"
w.puts " puts line.chomp + '.new'"
w.puts "end"
w.close
assert_match("Can't do inplace edit for stdio", e.read)
assert_equal("", r.read)
end
end
def test_encoding
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
p ARGF.external_encoding.is_a?(Encoding)
p ARGF.internal_encoding.is_a?(Encoding)
ARGF.gets
p ARGF.external_encoding.is_a?(Encoding)
p ARGF.internal_encoding
SRC
assert_equal("true\ntrue\ntrue\nnil\n", f.read)
end
end
def test_tell
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
begin
loop do
p ARGF.tell
p ARGF.gets
end
rescue ArgumentError
puts "end"
end
SRC
a = f.read.split("\n")
[0, 2, 4, 2, 4, 2, 4].map {|i| i.to_s }.
zip((1..6).map {|i| '"' + i.to_s + '\n"' } + ["nil"]).flatten.
each do |x|
assert_equal(x, a.shift)
end
assert_equal('end', a.shift)
end
end
def test_seek
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
ARGF.seek(4)
p ARGF.gets #=> "3"
ARGF.seek(0, IO::SEEK_END)
p ARGF.gets #=> "5"
ARGF.seek(4)
p ARGF.gets #=> nil
begin
ARGF.seek(0)
rescue
puts "end"
end
SRC
a = f.read.split("\n")
assert_equal('"3\n"', a.shift)
assert_equal('"5\n"', a.shift)
assert_equal('nil', a.shift)
assert_equal('end', a.shift)
end
end
def test_set_pos
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
ARGF.pos = 4
p ARGF.gets #=> "3"
ARGF.pos = 4
p ARGF.gets #=> "5"
ARGF.pos = 4
p ARGF.gets #=> nil
begin
ARGF.pos = 4
rescue
puts "end"
end
SRC
a = f.read.split("\n")
assert_equal('"3\n"', a.shift)
assert_equal('"5\n"', a.shift)
assert_equal('nil', a.shift)
assert_equal('end', a.shift)
end
end
def test_rewind
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
ARGF.pos = 4
ARGF.rewind
p ARGF.gets #=> "1"
ARGF.pos = 4
p ARGF.gets #=> "3"
ARGF.pos = 4
p ARGF.gets #=> "5"
ARGF.pos = 4
p ARGF.gets #=> nil
begin
ARGF.rewind
rescue
puts "end"
end
SRC
a = f.read.split("\n")
assert_equal('"1\n"', a.shift)
assert_equal('"3\n"', a.shift)
assert_equal('"5\n"', a.shift)
assert_equal('nil', a.shift)
assert_equal('end', a.shift)
end
end
def test_fileno
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
p ARGF.fileno
ARGF.gets
ARGF.gets
p ARGF.fileno
ARGF.gets
ARGF.gets
p ARGF.fileno
ARGF.gets
ARGF.gets
p ARGF.fileno
ARGF.gets
begin
ARGF.fileno
rescue
puts "end"
end
SRC
a = f.read.split("\n")
fd1, fd2, fd3, fd4, tag = a
assert_match(/^\d+$/, fd1)
assert_match(/^\d+$/, fd2)
assert_match(/^\d+$/, fd3)
assert_match(/^\d+$/, fd4)
assert_equal('end', tag)
end
end
def test_to_io
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
8.times do
p ARGF.to_io
ARGF.gets
end
SRC
a = f.read.split("\n")
f11, f12, f13, f21, f22, f31, f32, f4 = a
assert_equal(f11, f12)
assert_equal(f11, f13)
assert_equal(f21, f22)
assert_equal(f31, f32)
assert_match(/\(closed\)/, f4)
f4.sub!(/ \(closed\)/, "")
assert_equal(f31, f4)
end
end
def test_eof
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
begin
8.times do
p ARGF.eof?
ARGF.gets
end
rescue IOError
puts "end"
end
SRC
a = f.read.split("\n")
((%w(true false) * 4).take(7) + %w(end)).each do |x|
assert_equal(x, a.shift)
end
end
end
def test_read
ruby('-e', "p ARGF.read(8)", @t1.path, @t2.path, @t3.path) do |f|
assert_equal("\"1\\n2\\n3\\n4\\n\"\n", f.read)
end
end
def test_read2
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
s = ""
ARGF.read(8, s)
p s
SRC
assert_equal("\"1\\n2\\n3\\n4\\n\"\n", f.read)
end
end
def test_read3
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
nil while ARGF.gets
p ARGF.read
p ARGF.read(0, "")
SRC
assert_equal("nil\n\"\"\n", f.read)
end
end
def test_readpartial
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
s = ""
begin
loop do
s << ARGF.readpartial(1)
t = ""; ARGF.readpartial(1, t); s << t
end
rescue EOFError
puts s
end
SRC
assert_equal("1\n2\n3\n4\n5\n6\n", f.read)
end
end
def test_readpartial2
ruby('-e', <<-SRC) do |f|
s = ""
begin
loop do
s << ARGF.readpartial(1)
t = ""; ARGF.readpartial(1, t); s << t
end
rescue EOFError
puts s
end
SRC
f.puts("foo")
f.puts("bar")
f.puts("baz")
f.close_write
assert_equal("foo\nbar\nbaz\n", f.read)
end
end
def test_getc
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
s = ""
while c = ARGF.getc
s << c
end
puts s
SRC
assert_equal("1\n2\n3\n4\n5\n6\n", f.read)
end
end
def test_getbyte
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
s = []
while c = ARGF.getbyte
s << c
end
p s
SRC
assert_equal("[49, 10, 50, 10, 51, 10, 52, 10, 53, 10, 54, 10]\n", f.read)
end
end
def test_readchar
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
s = ""
begin
while c = ARGF.readchar
s << c
end
rescue EOFError
puts s
end
SRC
assert_equal("1\n2\n3\n4\n5\n6\n", f.read)
end
end
def test_readbyte
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
begin
s = []
while c = ARGF.readbyte
s << c
end
rescue EOFError
p s
end
SRC
assert_equal("[49, 10, 50, 10, 51, 10, 52, 10, 53, 10, 54, 10]\n", f.read)
end
end
def test_each_line
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
s = []
ARGF.each_line {|l| s << l }
p s
SRC
assert_equal("[\"1\\n\", \"2\\n\", \"3\\n\", \"4\\n\", \"5\\n\", \"6\\n\"]\n", f.read)
end
end
def test_each_byte
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
s = []
ARGF.each_byte {|c| s << c }
p s
SRC
assert_equal("[49, 10, 50, 10, 51, 10, 52, 10, 53, 10, 54, 10]\n", f.read)
end
end
def test_each_char
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
s = ""
ARGF.each_char {|c| s << c }
puts s
SRC
assert_equal("1\n2\n3\n4\n5\n6\n", f.read)
end
end
def test_filename
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
begin
puts ARGF.filename.dump
end while ARGF.gets
puts ARGF.filename.dump
SRC
a = f.read.split("\n")
assert_equal(@t1.path.dump, a.shift)
assert_equal(@t1.path.dump, a.shift)
assert_equal(@t1.path.dump, a.shift)
assert_equal(@t2.path.dump, a.shift)
assert_equal(@t2.path.dump, a.shift)
assert_equal(@t3.path.dump, a.shift)
assert_equal(@t3.path.dump, a.shift)
assert_equal(@t3.path.dump, a.shift)
end
end
def test_filename2
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
begin
puts $FILENAME.dump
end while ARGF.gets
puts $FILENAME.dump
SRC
a = f.read.split("\n")
assert_equal(@t1.path.dump, a.shift)
assert_equal(@t1.path.dump, a.shift)
assert_equal(@t1.path.dump, a.shift)
assert_equal(@t2.path.dump, a.shift)
assert_equal(@t2.path.dump, a.shift)
assert_equal(@t3.path.dump, a.shift)
assert_equal(@t3.path.dump, a.shift)
assert_equal(@t3.path.dump, a.shift)
end
end
def test_file
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
begin
puts ARGF.file.path.dump
end while ARGF.gets
puts ARGF.file.path.dump
SRC
a = f.read.split("\n")
assert_equal(@t1.path.dump, a.shift)
assert_equal(@t1.path.dump, a.shift)
assert_equal(@t1.path.dump, a.shift)
assert_equal(@t2.path.dump, a.shift)
assert_equal(@t2.path.dump, a.shift)
assert_equal(@t3.path.dump, a.shift)
assert_equal(@t3.path.dump, a.shift)
assert_equal(@t3.path.dump, a.shift)
end
end
def test_binmode
ruby('-e', "ARGF.binmode; puts ARGF.read", @t1.path, @t2.path, @t3.path) do |f|
assert_equal("1\n2\n3\n4\n5\n6\n", f.read)
end
end
def test_skip
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
begin
ARGF.skip
rescue
puts "cannot skip" # ???
end
puts ARGF.gets
ARGF.skip
puts ARGF.read
SRC
assert_equal("cannot skip\n1\n3\n4\n5\n6\n", f.read)
end
end
def test_close
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
ARGF.close
puts ARGF.read
SRC
assert_equal("3\n4\n5\n6\n", f.read)
end
end
def test_closed
ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
3.times do
p ARGF.closed?
ARGF.gets
ARGF.gets
end
p ARGF.closed?
ARGF.gets
p ARGF.closed?
SRC
assert_equal("false\nfalse\nfalse\nfalse\ntrue\n", f.read)
end
end
def test_argv
ruby('-e', "p ARGF.argv; p $*", @t1.path, @t2.path, @t3.path) do |f|
assert_equal([@t1.path, @t2.path, @t3.path].inspect, f.gets.chomp)
assert_equal([@t1.path, @t2.path, @t3.path].inspect, f.gets.chomp)
end
end
end