check-pause-resume: handle volume MAX output in expect

When volume is MAX, expect need to match the case differently.
MAX case is same as playing case.

This is example of output from aplay or arecord.
1. Playing
2. Pause
=== PAUSE ===
3. Exception case with MAX+

Signed-off-by: Fred Oh <[email protected]>

test-case/check-pause-resume.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-set -e
+#set -e
 
 ##
 ## Case Name: check-pause-resume
@@ -116,18 +116,27 @@ expect {
         if { \$i > $repeat_count } { exit 0 }
         exp_continue
     }
+    "*#*+*MAX" {
+        set sleep_t [expr int([expr rand() * $rnd_range]) + $rnd_min ]
+        puts "\r(\$i/$repeat_count) Wait for \$sleep_t ms before pause"
+        send " "
+        after \$sleep_t
+        exp_continue
+    }
 }
 exit 1
 END
     ret=$?
     #flush the output
     echo
     if [ $ret -ne 0 ]; then
+        echo "Expect block return $ret"
         func_lib_lsof_error_dump "$snd"
         sof-process-kill.sh ||
             dlogw "Kill process catch error"
         exit $ret
     fi
     # check kernel log for each iteration to catch issues
     sof-kernel-log-check.sh "$KERNEL_CHECKPOINT" || die "Caught error in kernel log"
+    ps aux | grep arecord
 done