58 lines
1.2 KiB
Ruby
58 lines
1.2 KiB
Ruby
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begin
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require "readline"
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rescue LoadError
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end
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if defined?(Readline)
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require "test/unit"
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require "tempfile"
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class TestReadline < Test::Unit::TestCase
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def test_readline
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stdin = Tempfile.new("test_readline_stdin")
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stdout = Tempfile.new("test_readline_stdout")
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begin
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stdin.write("hello\n")
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stdin.rewind
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line = replace_stdio(stdin, stdout) { Readline.readline("> ") }
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assert_equal("hello", line)
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assert_equal(true, line.tainted?)
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assert_raises(SecurityError) do
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Thread.start {
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$SAFE = 1
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replace_stdio(stdin, stdout) { Readline.readline("> ".taint) }
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}.join
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end
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assert_raises(SecurityError) do
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Thread.start {
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$SAFE = 4
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replace_stdio(stdin, stdout) { Readline.readline("> ") }
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}.join
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end
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stdout.rewind
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assert_equal("> ", stdout.read(2))
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ensure
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stdin.close(true)
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stdout.close(true)
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end
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end
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private
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def replace_stdio(stdin, stdout)
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orig_stdin = STDIN.dup
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orig_stdout = STDOUT.dup
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STDIN.reopen(stdin)
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STDOUT.reopen(stdout)
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begin
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yield
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ensure
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STDIN.reopen(orig_stdin)
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STDOUT.reopen(orig_stdout)
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end
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end
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end
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end
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