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# frozen_string_literal: false
# Please only run this test on machines reasonable for testing.
# If in doubt, ask your admin.
require 'test/unit'
begin
require 'syslog'
rescue LoadError
# suppress error messages.
end
class TestSyslog < Test::Unit::TestCase
def test_new
assert_raise(NoMethodError) {
Syslog.new
}
end
def test_instance
sl1 = Syslog.instance
sl2 = Syslog.open
sl3 = Syslog.instance
assert_equal(Syslog, sl1)
assert_equal(Syslog, sl2)
assert_equal(Syslog, sl3)
ensure
Syslog.close if Syslog.opened?
end
def test_open
# default parameters
Syslog.open
assert_equal($0, Syslog.ident)
assert_equal(Syslog::LOG_PID | Syslog::LOG_CONS, Syslog.options)
assert_equal(Syslog::LOG_USER, Syslog.facility)
# open without close
assert_raise(RuntimeError) {
Syslog.open
}
Syslog.close
# given parameters
options = Syslog::LOG_NDELAY | Syslog::LOG_PID
Syslog.open("foo", options, Syslog::LOG_DAEMON)
assert_equal('foo', Syslog.ident)
assert_equal(options, Syslog.options)
assert_equal(Syslog::LOG_DAEMON, Syslog.facility)
Syslog.close
# default parameters again (after close)
Syslog.open
Syslog.close
assert_equal(nil, Syslog.ident)
assert_equal(nil, Syslog.options)
assert_equal(nil, Syslog.facility)
# block
param = nil
Syslog.open { |syslog|
param = syslog
}
assert_equal(Syslog, param)
ensure
Syslog.close if Syslog.opened?
end
def test_opened?
assert_equal(false, Syslog.opened?)
Syslog.open
assert_equal(true, Syslog.opened?)
Syslog.close
assert_equal(false, Syslog.opened?)
Syslog.open {
assert_equal(true, Syslog.opened?)
}
assert_equal(false, Syslog.opened?)
end
def test_close
assert_raise(RuntimeError) {
Syslog.close
}
end
def test_mask
assert_equal(nil, Syslog.mask)
Syslog.open
orig = Syslog.mask
Syslog.mask = Syslog.LOG_UPTO(Syslog::LOG_ERR)
assert_equal(Syslog.LOG_UPTO(Syslog::LOG_ERR), Syslog.mask)
Syslog.mask = Syslog.LOG_MASK(Syslog::LOG_CRIT)
assert_equal(Syslog.LOG_MASK(Syslog::LOG_CRIT), Syslog.mask)
Syslog.mask = orig
ensure
Syslog.close if Syslog.opened?
end
def syslog_line_regex(ident, message)
/(?:^| )#{Regexp.quote(ident)}(?:\[([1-9][0-9]*)\])?(?: | ([1-9][0-9]*) - - ||[: ].* )#{Regexp.quote(message)}$/
end
def test_log
IO.pipe {|stderr|
pid = fork {
stderr[0].close
STDERR.reopen(stderr[1])
stderr[1].close
options = Syslog::LOG_PERROR | Syslog::LOG_NDELAY
Syslog.open("syslog_test", options) { |sl|
sl.log(Syslog::LOG_NOTICE, "test1 - hello, %s!", "world")
sl.notice("test1 - hello, %s!", "world")
}
Syslog.open("syslog_test", options | Syslog::LOG_PID) { |sl|
sl.log(Syslog::LOG_CRIT, "test2 - pid")
sl.crit("test2 - pid")
}
exit!
}
stderr[1].close
Process.waitpid(pid)
# LOG_PERROR is not implemented on Cygwin or Solaris. Only test
# these on systems that define it.
return unless Syslog.const_defined?(:LOG_PERROR)
# LOG_PERROR is defined but not supported yet on Android.
return if RUBY_PLATFORM =~ /android/
2.times {
re = syslog_line_regex("syslog_test", "test1 - hello, world!")
line = stderr[0].gets
# In AIX, each LOG_PERROR output line has an appended empty line.
if /aix/ =~ RUBY_PLATFORM && line =~ /^$/
line = stderr[0].gets
end
m = re.match(line)
assert_not_nil(m)
if m[1]
# pid is written regardless of LOG_PID on OS X 10.7+
assert_equal(pid, m[1].to_i)
end
}
2.times {
re = syslog_line_regex("syslog_test", "test2 - pid")
line = stderr[0].gets
# In AIX, each LOG_PERROR output line has an appended empty line.
if /aix/ =~ RUBY_PLATFORM && line =~ /^$/
line = stderr[0].gets
end
m = re.match(line)
assert_not_nil(m)
output_pid = m[1] || m[2]
assert_not_nil(output_pid)
assert_equal(pid, output_pid.to_i)
}
}
end
def test_inspect
Syslog.open { |sl|
assert_equal(format('<#%s: opened=true, ident="%s", options=%d, facility=%d, mask=%d>',
Syslog,
sl.ident,
sl.options,
sl.facility,
sl.mask),
sl.inspect)
}
assert_equal(format('<#%s: opened=false>', Syslog), Syslog.inspect)
end
end if defined?(Syslog)
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