Add a test script for counting lines. This can be used instead of the "| grep foo | wc -l | grep 2" idiom used by many tests, so that, for example, tests don't mistakenly accept a count of 12 when 2 is expected. Also, the new form is more consice: "| grep foo | count 2".
Add a test script for counting lines. This can be used instead of the
"| grep foo | wc -l | grep 2" idiom used by many tests, so that, for
example, tests don't mistakenly accept a count of 12 when 2 is
expected. Also, the new form is more consice: "| grep foo | count 2".


git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@40988 91177308-0d34-0410-b5e6-96231b3b80d8

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