IO#readpartial crashes when negative argument is specified
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Key: JRUBY-2635
URL: http://jira.codehaus.org/browse/JRUBY-2635
Project: JRuby
Issue Type: Bug
Affects Versions: JRuby 1.1.2
Environment: Latest JRuby
Reporter: Vladimir Sizikov
Assignee: Vladimir Sizikov
Fix For: JRuby 1.1.3
{noformat}
jruby -e "rd, wr = IO.pipe; rd.readpartial(-1)"
Exception in thread "main" java.lang.NegativeArraySizeException
at org.jruby.util.ByteList.<init>(ByteList.java:67)
at org.jruby.util.io.ChannelStream.read(ChannelStream.java:560)
at org.jruby.util.io.ChannelStream.readpartial(ChannelStream.java:812)
at org.jruby.RubyIO.readpartial(RubyIO.java:1993)
at org.jruby.RubyIOInvoker$readpartial_method_0_1.call(Unknown Source)
at
org.jruby.internal.runtime.methods.JavaMethod$JavaMethodNoBlock.call(JavaMethod.java:63)
at
org.jruby.internal.runtime.methods.DynamicMethod.call(DynamicMethod.java:78)
at
org.jruby.runtime.CallSite$InlineCachingCallSite.cacheAndCall(CallSite.java:149)
at
org.jruby.runtime.CallSite$InlineCachingCallSite.call(CallSite.java:356)
at ruby.__dash_e__.__file__(-e:1)
at ruby.__dash_e__.__file__(-e)
at ruby.__dash_e__.load(-e)
at org.jruby.Ruby.runScript(Ruby.java:520)
at org.jruby.Ruby.runNormally(Ruby.java:440)
at org.jruby.Ruby.runFromMain(Ruby.java:320)
at org.jruby.Main.run(Main.java:184)
at org.jruby.Main.run(Main.java:91)
at org.jruby.Main.main(Main.java:82)
{noformat}
MRI behavior:
{noformat}
-e:1:in `readpartial': negative length -1 given (ArgumentError)
{noformat}
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