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require 'test/unit'
require 'tempfile'
require 'timeout'
require_relative 'envutil'
class TestBeginEndBlock < Test::Unit::TestCase
DIR = File.dirname(File.expand_path(__FILE__))
def q(content)
"\"#{content}\""
end
def test_beginendblock
ruby = EnvUtil.rubybin
target = File.join(DIR, 'beginmainend.rb')
result = IO.popen([ruby, target]){|io|io.read}
assert_equal(%w(b1 b2-1 b2 main b3-1 b3 b4 e1 e1-1 e4 e4-2 e4-1 e4-1-1 e3 e2), result.split)
input = Tempfile.new(self.class.name)
inputpath = input.path
input.close
result = IO.popen([ruby, "-n", "-eBEGIN{p :begin}", "-eEND{p :end}", inputpath]){|io|io.read}
assert_equal(%w(:begin), result.split)
result = IO.popen([ruby, "-p", "-eBEGIN{p :begin}", "-eEND{p :end}", inputpath]){|io|io.read}
assert_equal(%w(:begin), result.split)
input.open
input.puts "foo\nbar"
input.close
result = IO.popen([ruby, "-n", "-eBEGIN{p :begin}", "-eEND{p :end}", inputpath]){|io|io.read}
assert_equal(%w(:begin :end), result.split)
result = IO.popen([ruby, "-p", "-eBEGIN{p :begin}", "-eEND{p :end}", inputpath]){|io|io.read}
assert_equal(%w(:begin foo bar :end), result.split)
end
def test_begininmethod
assert_raise(SyntaxError) do
eval("def foo; BEGIN {}; end")
end
assert_raise(SyntaxError) do
eval('eval("def foo; BEGIN {}; end")')
end
end
def test_begininclass
assert_raise(SyntaxError) do
eval("class TestBeginEndBlock; BEGIN {}; end")
end
end
def test_endblockwarn
ruby = EnvUtil.rubybin
# Use Tempfile to create temporary file path.
launcher = Tempfile.new(self.class.name)
errout = Tempfile.new(self.class.name)
launcher << <<EOF
# -*- coding: #{ruby.encoding.name} -*-
errout = ARGV.shift
STDERR.reopen(File.open(errout, "w"))
STDERR.sync = true
Dir.chdir(#{q(DIR)})
system("#{ruby}", "endblockwarn_rb")
EOF
launcher.close
launcherpath = launcher.path
errout.close
erroutpath = errout.path
system(ruby, launcherpath, erroutpath)
expected = <<EOW
endblockwarn_rb:2: warning: END in method; use at_exit
(eval):2: warning: END in method; use at_exit
EOW
assert_equal(expected, File.read(erroutpath))
# expecting Tempfile to unlink launcher and errout file.
end
def test_raise_in_at_exit
ruby = EnvUtil.rubybin
out = IO.popen([ruby, '-e', 'STDERR.reopen(STDOUT)',
'-e', 'at_exit{raise %[SomethingBad]}',
'-e', 'raise %[SomethingElse]']) {|f|
f.read
}
assert_match(/SomethingBad/, out, "[ruby-core:9675]")
assert_match(/SomethingElse/, out, "[ruby-core:9675]")
end
def test_should_propagate_exit_code
ruby = EnvUtil.rubybin
assert_equal false, system(ruby, '-e', 'at_exit{exit 2}')
assert_equal 2, $?.exitstatus
assert_nil $?.termsig
end
def test_should_propagate_signaled
ruby = EnvUtil.rubybin
out = IO.popen(
[ruby,
'-e', 'STDERR.reopen(STDOUT)',
'-e', 'at_exit{Process.kill(:INT, $$); sleep 5 }']) {|f|
timeout(10) {
f.read
}
}
assert_match(/Interrupt$/, out)
Process.kill(0, 0) rescue return # check if signal works
assert_nil $?.exitstatus
assert_equal Signal.list["INT"], $?.termsig
end
def test_endblock_raise
ruby = EnvUtil.rubybin
out = IO.popen(
[ruby,
'-e', 'class C; def write(x); puts x; STDOUT.flush; sleep 0.01; end; end',
'-e', '$stderr = C.new',
'-e', 'END {raise "e1"}; END {puts "e2"}',
'-e', 'END {raise "e3"}; END {puts "e4"}',
'-e', 'END {raise "e5"}; END {puts "e6"}']) {|f|
Thread.new {sleep 5; Process.kill :KILL, f.pid}
f.read
}
assert_match(/e1/, out)
assert_match(/e6/, out)
end
def test_nested_at_exit
t = Tempfile.new(["test_nested_at_exit_", ".rb"])
t.puts "at_exit { puts :outer0 }"
t.puts "at_exit { puts :outer1_begin; at_exit { puts :inner1 }; puts :outer1_end }"
t.puts "at_exit { puts :outer2_begin; at_exit { puts :inner2 }; puts :outer2_end }"
t.puts "at_exit { puts :outer3 }"
t.flush
expected = [ "outer3",
"outer2_begin",
"outer2_end",
"inner2",
"outer1_begin",
"outer1_end",
"inner1",
"outer0" ]
assert_in_out_err(t.path, "", expected, [], "[ruby-core:35237]")
t.close
end
def test_rescue_at_exit
bug5218 = '[ruby-core:43173][Bug #5218]'
cmd = [
"raise 'X' rescue nil",
"nil",
"exit(42)",
]
%w[at_exit END].each do |ex|
out, err, status = EnvUtil.invoke_ruby(cmd.map {|s|["-e", "#{ex} {#{s}}"]}.flatten, "", true, true)
assert_equal(["", "", 42], [out, err, status.exitstatus], "#{bug5218}: #{ex}")
end
end
end
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