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begin
require 'ripper'
require 'find'
require 'stringio'
require 'test/unit'
ripper_test = true
module TestRipper; end
rescue LoadError
end
class TestRipper::Generic < Test::Unit::TestCase
SRCDIR = File.dirname(File.dirname(File.dirname(File.expand_path(__FILE__))))
class Parser < Ripper
PARSER_EVENTS.each {|n| eval "def on_#{n}(*args) r = [:#{n}, *args]; r.inspect; Object.new end" }
SCANNER_EVENTS.each {|n| eval "def on_#{n}(*args) r = [:#{n}, *args]; r.inspect; Object.new end" }
end
TEST_RATIO = 0.05 # testing all files needs too long time...
def capture_stderr
err = StringIO.new
begin
old = $stderr
$stderr = err
yield
ensure
$stderr = old
end
if TEST_RATIO == 1.0
puts err.string
end
end
def test_parse_files
Find.find("#{SRCDIR}/lib", "#{SRCDIR}/ext", "#{SRCDIR}/sample", "#{SRCDIR}/test") {|n|
next if /\.rb\z/ !~ n || !File.file?(n)
next if TEST_RATIO < rand
assert_nothing_raised("ripper failed to parse: #{n.inspect}") {
capture_stderr {
Parser.new(File.read(n)).parse
}
}
}
end
end if ripper_test
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