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require "test-unit"
require "testunit-test-util"
class TestCodeSnippet < Test::Unit::TestCase
include TestUnitTestUtil
class TestJRuby < self
def test_error_inside_jruby
jruby_only_test
backtrace = backtrace_from_jruby
no_rb_entries = backtrace.find_all do |(file, _, _)|
File.extname(file) != ".rb"
end
fetcher = Test::Unit::CodeSnippetFetcher.new
snippets = no_rb_entries.collect do |(file, line, _)|
fetcher.fetch(file, line)
end
assert_equal([[]] * no_rb_entries.size,
snippets)
end
private
def backtrace_from_jruby
begin
java.util.Vector.new(-1)
rescue Exception
$@.collect do |entry|
entry.split(/:/, 3)
end
else
flunk("failed to raise an exception from JRuby.")
end
end
end
end
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