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module InlineTest
def eval_part(libname, sep, part)
path = libpath(libname)
program = File.open(path) { |f| f.read }
mainpart, endpart = program.split(sep)
if endpart.nil?
raise RuntimeError.new("No #{part} part in the library '#{path}'")
end
eval(endpart, TOPLEVEL_BINDING, path, mainpart.count("\n")+1)
end
module_function :eval_part
def loadtest(libname)
require(libname)
in_critical do
in_progname(libpath(libname)) do
eval_part(libname, /^(?=if\s+(?:\$0\s*==\s*__FILE__|__FILE__\s*==\s*\$0)(?:[\#\s]|$))/, '$0 == __FILE__')
end
end
end
module_function :loadtest
def loadtest__END__part(libname)
require(libname)
eval_part(libname, /^__END__\r?$/, '__END__')
end
module_function :loadtest__END__part
@mutex = Mutex.new
def self.in_critical(&block)
@mutex.synchronize(&block)
end
def self.in_progname(progname)
progname_backup = $0.dup
$0.replace(progname)
begin
yield
ensure
$0.replace(progname_backup)
end
end
def self.libpath(libname)
libpath = nil
$:.find do |path|
File.file?(testname = File.join(path, libname)) && libpath = testname
end
if libpath.nil?
raise RuntimeError.new("'#{libname}' not found")
end
libpath
end
end
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