[Mono-bugs] [Bug 629376] New: Random.Next(minValue, maxValue) never returns maxValue

[bugzilla_noreply at novell.com]

http://bugzilla.novell.com/show_bug.cgi?id=629376

http://bugzilla.novell.com/show_bug.cgi?id=629376#c0


           Summary: Random.Next(minValue,maxValue) never returns maxValue
    Classification: Mono
           Product: MonoTouch
           Version: unspecified
          Platform: Other
        OS/Version: Other
            Status: NEW
          Severity: Normal
          Priority: P5 - None
         Component: Runtime
        AssignedTo: gnorton at novell.com
        ReportedBy: jbehren at gmail.com
         QAContact: mono-bugs at lists.ximian.com
          Found By: ---
           Blocker: ---


User-Agent:       Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US)
AppleWebKit/534.3 (KHTML, like Gecko) Chrome/6.0.472.25 Safari/534.3

Not easily testable using large numbers, but when using Random.Next(int
minValue, int maxValue) the return value is never the maxValue.
Tested with (0,8) which returned 0-7 regularly and (0,9) which returned 0-8
regularly.

Definitely displays in debug + release mode on device (3gs v3.1.3 and 4
v4.0.1), and I believe it is also problematic in the simulator.

Reproducible: Always

Steps to Reproduce:
1.initialize application with a single random instance
2.call random.Next(0,9) repeatedly using single instance.
3.verify random.Next(0,9) does not return 9
Actual Results:  
pseudo-random return values of 0-8

Expected Results:  
pseudo-random return values of 0-9, including 9.

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