[jira] [Created] (SPARK-32443) Fix testCommandAvailable to use POSIX compatible `command -v`

["Dongjoon Hyun (Jira)" <ji...@apache.org>]

Dongjoon Hyun created SPARK-32443:
-------------------------------------

             Summary: Fix testCommandAvailable to use POSIX compatible `command -v`
                 Key: SPARK-32443
                 URL: https://issues.apache.org/jira/browse/SPARK-32443
             Project: Spark
          Issue Type: Bug
          Components: Spark Core
    Affects Versions: 3.0.0, 2.4.6, 2.3.4, 2.2.3, 2.1.3
            Reporter: Dongjoon Hyun


Currently, we run the command to check the existence. This is dangerous and doesn't work sometimes.
{code}
scala> sys.process.Process("cat").run().exitValue()
res0: Int = 0

scala> sys.process.Process("ls").run().exitValue()
LICENSE
NOTICE
bin
doc
lib
man
res1: Int = 0

scala> sys.process.Process("rm").run().exitValue()
usage: rm [-f | -i] [-dPRrvW] file ...
       unlink file
res4: Int = 64
{code}

{code}
scala> sys.process.Process("command -v rm").run().exitValue()
/bin/rm
res5: Int = 0
{code}



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