1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
ruby--ruby/test/ruby/test_rubyoptions.rb
nobu 0563ae8608 * test/ruby/test_rubyoptions.rb (test_unused_variable): unused
variable in toplevel and eval are no longer warned.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28711 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2010-07-22 03:09:31 +00:00

458 lines
14 KiB
Ruby

require 'test/unit'
require 'tmpdir'
require 'tempfile'
require_relative 'envutil'
class TestRubyOptions < Test::Unit::TestCase
def test_source_file
assert_in_out_err([], "", [], [])
end
def test_usage
assert_in_out_err(%w(-h)) do |r, e|
assert_operator(r.size, :<=, 24)
assert_equal([], e)
end
assert_in_out_err(%w(--help)) do |r, e|
assert_operator(r.size, :<=, 24)
assert_equal([], e)
end
end
def test_option_variables
assert_in_out_err(["-e", 'p [$-p, $-l, $-a]']) do |r, e|
assert_equal(["[false, false, false]"], r)
assert_equal([], e)
end
assert_in_out_err(%w(-p -l -a -e) + ['p [$-p, $-l, $-a]'],
"foo\nbar\nbaz\n") do |r, e|
assert_equal(
[ '[true, true, true]', 'foo',
'[true, true, true]', 'bar',
'[true, true, true]', 'baz' ], r)
assert_equal([], e)
end
end
def test_warning
save_rubyopt = ENV['RUBYOPT']
ENV['RUBYOPT'] = nil
assert_in_out_err(%w(-W0 -e) + ['p $-W'], "", %w(0), [])
assert_in_out_err(%w(-W1 -e) + ['p $-W'], "", %w(1), [])
assert_in_out_err(%w(-Wx -e) + ['p $-W'], "", %w(1), [])
assert_in_out_err(%w(-W -e) + ['p $-W'], "", %w(2), [])
ensure
ENV['RUBYOPT'] = save_rubyopt
end
def test_safe_level
assert_in_out_err(%w(-T -e) + [""], "", [],
/no -e allowed in tainted mode \(SecurityError\)/)
assert_in_out_err(%w(-T4 -S foo.rb), "", [],
/no -S allowed in tainted mode \(SecurityError\)/)
end
def test_debug
assert_in_out_err(%w(-de) + ["p $DEBUG"], "", %w(true), [])
assert_in_out_err(%w(--debug -e) + ["p $DEBUG"], "", %w(true), [])
end
def test_verbose
assert_in_out_err(%w(-vve) + [""]) do |r, e|
assert_match(/^ruby #{RUBY_VERSION}(?:[p ]|dev).*? \[#{RUBY_PLATFORM}\]$/, r.join)
assert_equal RUBY_DESCRIPTION, r.join.chomp
assert_equal([], e)
end
assert_in_out_err(%w(--verbose -e) + ["p $VERBOSE"], "", %w(true), [])
assert_in_out_err(%w(--verbose), "", [], [])
end
def test_copyright
assert_in_out_err(%w(--copyright), "",
/^ruby - Copyright \(C\) 1993-\d+ Yukihiro Matsumoto$/, [])
assert_in_out_err(%w(--verbose -e) + ["p $VERBOSE"], "", %w(true), [])
end
def test_enable
assert_in_out_err(%w(--enable all -e) + [""], "", [], [])
assert_in_out_err(%w(--enable-all -e) + [""], "", [], [])
assert_in_out_err(%w(--enable=all -e) + [""], "", [], [])
assert_in_out_err(%w(--enable foobarbazqux -e) + [""], "", [],
/unknown argument for --enable: `foobarbazqux'/)
assert_in_out_err(%w(--enable), "", [], /missing argument for --enable/)
end
def test_disable
assert_in_out_err(%w(--disable all -e) + [""], "", [], [])
assert_in_out_err(%w(--disable-all -e) + [""], "", [], [])
assert_in_out_err(%w(--disable=all -e) + [""], "", [], [])
assert_in_out_err(%w(--disable foobarbazqux -e) + [""], "", [],
/unknown argument for --disable: `foobarbazqux'/)
assert_in_out_err(%w(--disable), "", [], /missing argument for --disable/)
end
def test_kanji
assert_in_out_err(%w(-KU), "p '\u3042'") do |r, e|
assert_equal("\"\u3042\"", r.join.force_encoding(Encoding::UTF_8))
end
assert_in_out_err(%w(-KE -e) + [""], "", [], [])
assert_in_out_err(%w(-KS -e) + [""], "", [], [])
assert_in_out_err(%w(-KN -e) + [""], "", [], [])
end
def test_version
assert_in_out_err(%w(--version)) do |r, e|
assert_match(/^ruby #{RUBY_VERSION}(?:[p ]|dev).*? \[#{RUBY_PLATFORM}\]$/, r.join)
assert_equal RUBY_DESCRIPTION, r.join.chomp
assert_equal([], e)
end
end
def test_eval
assert_in_out_err(%w(-e), "", [], /no code specified for -e \(RuntimeError\)/)
end
def test_require
require "pp"
assert_in_out_err(%w(-r pp -e) + ["pp 1"], "", %w(1), [])
assert_in_out_err(%w(-rpp -e) + ["pp 1"], "", %w(1), [])
rescue LoadError
end
def test_include
d = Dir.tmpdir
assert_in_out_err(["-I" + d, "-e", ""], "", [], [])
assert_in_out_err(["-I", d, "-e", ""], "", [], [])
end
def test_separator
assert_in_out_err(%w(-000 -e) + ["print gets"], "foo\nbar\0baz", %W(foo bar\0baz), [])
assert_in_out_err(%w(-0141 -e) + ["print gets"], "foo\nbar\0baz", %w(foo ba), [])
assert_in_out_err(%w(-0e) + ["print gets"], "foo\nbar\0baz", %W(foo bar\0), [])
end
def test_autosplit
assert_in_out_err(%w(-an -F: -e) + ["p $F"], "foo:bar:baz\nqux:quux:quuux\n",
['["foo", "bar", "baz\n"]', '["qux", "quux", "quuux\n"]'], [])
end
def test_chdir
assert_in_out_err(%w(-C), "", [], /Can't chdir/)
assert_in_out_err(%w(-C test_ruby_test_rubyoptions_foobarbazqux), "", [], /Can't chdir/)
d = Dir.tmpdir
assert_in_out_err(["-C", d, "-e", "puts Dir.pwd"]) do |r, e|
assert(File.identical?(r.join, d))
assert_equal([], e)
end
end
def test_yydebug
assert_in_out_err(["-ye", ""]) do |r, e|
assert_equal([], r)
assert_not_equal([], e)
end
assert_in_out_err(%w(--yydebug -e) + [""]) do |r, e|
assert_equal([], r)
assert_not_equal([], e)
end
end
def test_encoding
assert_in_out_err(%w(-Eutf-8), "p '\u3042'", [], /invalid multibyte char/)
assert_in_out_err(%w(--encoding), "", [], /missing argument for --encoding/)
assert_in_out_err(%w(--encoding test_ruby_test_rubyoptions_foobarbazqux), "", [],
/unknown encoding name - test_ruby_test_rubyoptions_foobarbazqux \(RuntimeError\)/)
assert_in_out_err(%w(--encoding utf-8), "p '\u3042'", [], /invalid multibyte char/)
end
def test_syntax_check
assert_in_out_err(%w(-c -e a=1+1 -e !a), "", ["Syntax OK"], [])
end
def test_invalid_option
assert_in_out_err(%w(--foobarbazqux), "", [], /invalid option --foobarbazqux/)
assert_in_out_err(%W(-\r -e) + [""], "", [], [])
assert_in_out_err(%W(-\rx), "", [], /invalid option -\\x0D \(-h will show valid options\) \(RuntimeError\)/)
assert_in_out_err(%W(-\x01), "", [], /invalid option -\\x01 \(-h will show valid options\) \(RuntimeError\)/)
assert_in_out_err(%w(-Z), "", [], /invalid option -Z \(-h will show valid options\) \(RuntimeError\)/)
end
def test_rubyopt
rubyopt_orig = ENV['RUBYOPT']
ENV['RUBYOPT'] = ' - -'
assert_in_out_err([], "", [], [])
ENV['RUBYOPT'] = '-e "p 1"'
assert_in_out_err([], "", [], /invalid switch in RUBYOPT: -e \(RuntimeError\)/)
ENV['RUBYOPT'] = '-T1'
assert_in_out_err([], "", [], /no program input from stdin allowed in tainted mode \(SecurityError\)/)
ENV['RUBYOPT'] = '-T4'
assert_in_out_err([], "", [], /no program input from stdin allowed in tainted mode \(SecurityError\)/)
ENV['RUBYOPT'] = '-Eus-ascii -KN'
assert_in_out_err(%w(-Eutf-8 -KU), "p '\u3042'") do |r, e|
assert_equal("\"\u3042\"", r.join.force_encoding(Encoding::UTF_8))
assert_equal([], e)
end
ensure
if rubyopt_orig
ENV['RUBYOPT'] = rubyopt_orig
else
ENV.delete('RUBYOPT')
end
end
def test_search
rubypath_orig = ENV['RUBYPATH']
path_orig = ENV['PATH']
t = Tempfile.new(["test_ruby_test_rubyoption", ".rb"])
t.puts "p 1"
t.close
@verbose = $VERBOSE
$VERBOSE = nil
ENV['PATH'] = File.dirname(t.path)
assert_in_out_err(%w(-S) + [File.basename(t.path)], "", %w(1), [])
ENV['RUBYPATH'] = File.dirname(t.path)
assert_in_out_err(%w(-S) + [File.basename(t.path)], "", %w(1), [])
ensure
if rubypath_orig
ENV['RUBYPATH'] = rubypath_orig
else
ENV.delete('RUBYPATH')
end
if path_orig
ENV['PATH'] = path_orig
else
ENV.delete('PATH')
end
t.close(true) if t
$VERBOSE = @verbose
end
def test_shebang
assert_in_out_err([], "#! /test_r_u_b_y_test_r_u_b_y_options_foobarbazqux\r\np 1\r\n",
[], /: no Ruby script found in input/)
assert_in_out_err([], "#! /test_r_u_b_y_test_r_u_b_y_options_foobarbazqux -foo -bar\r\np 1\r\n",
[], /: no Ruby script found in input/)
assert_in_out_err([], "#!ruby -KU -Eutf-8\r\np \"\u3042\"\r\n") do |r, e|
assert_equal("\"\u3042\"", r.join.force_encoding(Encoding::UTF_8))
assert_equal([], e)
end
end
def test_sflag
assert_in_out_err(%w(- -abc -def=foo -ghi-jkl -- -xyz),
"#!ruby -s\np [$abc, $def, $ghi_jkl, defined?($xyz)]\n",
['[true, "foo", true, nil]'], [])
assert_in_out_err(%w(- -#), "#!ruby -s\n", [],
/invalid name for global variable - -# \(NameError\)/)
assert_in_out_err(%w(- -#=foo), "#!ruby -s\n", [],
/invalid name for global variable - -# \(NameError\)/)
end
def test_assignment_in_conditional
t = Tempfile.new(["test_ruby_test_rubyoption", ".rb"])
t.puts "if a = 1"
t.puts "end"
t.puts "0.times do"
t.puts " if b = 2"
t.puts " a += b"
t.puts " end"
t.puts "end"
t.close
err = ["#{t.path}:1: warning: found = in conditional, should be ==",
"#{t.path}:4: warning: found = in conditional, should be =="]
err = /\A(#{Regexp.quote(t.path)}):1(: warning: found = in conditional, should be ==)\n\1:4\2\Z/
bug2136 = '[ruby-dev:39363]'
assert_in_out_err(["-w", t.path], "", [], err, bug2136)
assert_in_out_err(["-wr", t.path, "-e", ""], "", [], err, bug2136)
ensure
t.close(true) if t
end
def test_indentation_check
t = Tempfile.new(["test_ruby_test_rubyoption", ".rb"])
t.puts "begin"
t.puts " end"
t.close
err = ["#{t.path}:2: warning: mismatched indentations at 'end' with 'begin' at 1"]
assert_in_out_err(["-w", t.path], "", [], err)
assert_in_out_err(["-wr", t.path, "-e", ""], "", [], err)
ensure
t.close(true) if t
end
def test_notfound
notexist = "./notexist.rb"
rubybin = Regexp.quote(EnvUtil.rubybin)
pat = Regexp.quote(notexist)
bug1573 = '[ruby-core:23717]'
assert_equal(false, File.exist?(notexist))
assert_in_out_err(["-r", notexist, "-ep"], "", [], /.* -- #{pat} \(LoadError\)/, bug1573)
assert_in_out_err([notexist], "", [], /#{rubybin}:.* -- #{pat} \(LoadError\)/, bug1573)
end
def test_program_name
ruby = EnvUtil.rubybin
IO.popen([ruby, '-e', 'print $0']) {|f|
assert_equal('-e', f.read)
}
IO.popen([ruby, '-'], 'r+') {|f|
f << 'print $0'
f.close_write
assert_equal('-', f.read)
}
Dir.mktmpdir {|d|
n1 = File.join(d, 't1')
open(n1, 'w') {|f| f << 'print $0' }
IO.popen([ruby, n1]) {|f|
assert_equal(n1, f.read)
}
if File.respond_to? :symlink
n2 = File.join(d, 't2')
File.symlink(n1, n2)
IO.popen([ruby, n2]) {|f|
assert_equal(n2, f.read)
}
end
Dir.chdir(d) {
n3 = '-e'
open(n3, 'w') {|f| f << 'print $0' }
IO.popen([ruby, '--', n3]) {|f|
assert_equal(n3, f.read)
}
n4 = '-'
IO.popen([ruby, '--', n4], 'r+') {|f|
f << 'print $0'
f.close_write
assert_equal(n4, f.read)
}
}
}
end
def test_segv_test
opts = {}
if /mswin|mingw/ =~ RUBY_PLATFORM
additional = '[\s\w\.\']*'
else
opts[:rlimit_core] = 0
additional = ""
end
assert_in_out_err(["-e", "Process.kill :SEGV, $$"], "", [],
%r(\A
-e:(?:1:)?\s\[BUG\]\sSegmentation\sfault\n
#{ Regexp.quote(RUBY_DESCRIPTION) }\n\n
--\scontrol\sframe\s----------\n
(?:c:.*\n)*
---------------------------\n
(?:
--\sRuby\slevel\sbacktrace\sinformation\s----------------------------------------\n
-e:1:in\s\`<main>\'\n
-e:1:in\s\`kill\'\n
)?
\n
(?:
--\sC\slevel\sbacktrace\sinformation\s-------------------------------------------\n
(?:(?:.*\s)?\[0x\h+\]\n)*\n
)?
\[NOTE\]\n
You\smay\shave\sencountered\sa\sbug\sin\sthe\sRuby\sinterpreter\sor\sextension\slibraries.\n
Bug\sreports\sare\swelcome.\n
For\sdetails:\shttp:\/\/www.ruby-lang.org/bugreport.html\n
\n
(?:#{additional})
\z
)x,
nil,
opts)
end
def test_DATA
t = Tempfile.new(["test_ruby_test_rubyoption", ".rb"])
t.puts "puts DATA.read.inspect"
t.puts "__END__"
t.puts "foo"
t.puts "bar"
t.puts "baz"
t.close
assert_in_out_err([t.path], "", %w("foo\\nbar\\nbaz\\n"), [])
ensure
t.close(true) if t
end
def test_unused_variable
feature3446 = '[ruby-dev:41620]'
assert_in_out_err(["-we", "a=1"], "", [], [], feature3446)
assert_in_out_err(["-we", "def foo\n a=1\nend"], "", [], ["-e:2: warning: assigned but unused variable - a"], feature3446)
assert_in_out_err(["-we", "def foo\n eval('a=1')\nend"], "", [], [], feature3446)
assert_in_out_err(["-we", "1.times do\n a=1\nend"], "", [], [], feature3446)
assert_in_out_err(["-we", "def foo\n 1.times do\n a=1\n end\nend"], "", [], ["-e:3: warning: assigned but unused variable - a"], feature3446)
end
def test_script_from_stdin
begin
require 'pty'
require 'io/console'
rescue LoadError
return
end
require 'timeout'
result = nil
s, w = IO.pipe
PTY.spawn(EnvUtil.rubybin, out: w) do |r, m|
w.close
m.print("\C-d")
assert_nothing_raised('[ruby-dev:37798]') do
result = Timeout.timeout(3) {s.read}
end
end
s.close
assert_equal("", result, '[ruby-dev:37798]')
s, w = IO.pipe
PTY.spawn(EnvUtil.rubybin, out: w) do |r, m|
w.close
m.print("$stdin.read; p $stdin.gets\n\C-d")
m.print("abc\n\C-d")
m.print("zzz\n")
result = s.read
end
s.close
assert_equal("\"zzz\\n\"\n", result, '[ruby-core:30910]')
end
end