PR 6930: Add additional testcases for flight recorder mode

* testsuite/parseko/cmdline17.stp:
  command line check - bad combination with -D and -L
* testsuite/parseko/cmdline18.stp:
  command line check - bad combination with -D and -d
* testsuite/parseko/cmdline19.stp:
  command line check - bad combination with -D and -c
* testsuite/parseko/cmdline20.stp:
  command line check - need output file with -D
* testsuite/parseko/cmdline21.stp:
  command line check - need output file with -S
* testsuite/systemtap.base/flightrec3.exp:
  New test case for file switching with bulk mode
* testsuite/systemtap.base/flightrec3.stp:
  Test script for file switching per cpu

2 files changed, 84 insertions, 0 deletions

diff --git a/testsuite/systemtap.base/flightrec3.exp b/testsuite/systemtap.base/flightrec3.exp
new file mode 100644
index 00000000..5b9d8253
--- /dev/null
+++ b/testsuite/systemtap.base/flightrec3.exp
@@ -0,0 +1,79 @@
+set test "flightrec3"
+if {![installtest_p]} { untested $test; return }
+
+# cleanup
+system "rm -f flightlog.out*"
+
+set pid 0
+# check -S option with bulk(percpu file) mode
+spawn stap -F -o flightlog.out -S 1,3 -b $srcdir/$subdir/$test.stp
+expect {
+  -timeout 240
+  -re {([0-9]+)\r\n} {
+      pass "$test (-S option with bulk mode)"
+      set pid $expect_out(1,string)
+      exp_continue}
+  timeout { fail "$test (timeout)"}
+  eof { }
+}
+wait
+if {$pid == 0} {
+  fail "$test (no pid)"
+  return -1
+}
+
+exec sleep 4
+array set cpus {}
+set scnt 0
+# wait for log files
+exec kill -STOP $pid
+exec sleep 1
+eval spawn stat -c \"%n %s\" [glob flightlog.out_cpu*]
+expect {
+  -timeout 100
+  -re {flightlog.out_cpu([0-9]+).[0-9]+ ([0-9]+)\r\n} {
+      set cpuid $expect_out(1,string)
+      set size $expect_out(2,string)
+      if {[array get cpus $cpuid] == ""} {set cpus($cpuid) 0}
+      incr cpus($cpuid);
+      if {$size <= 1048576 } {incr scnt}
+      exp_continue}
+  timeout { fail "$test (logfile timeout)"}
+}
+wait
+exec kill -CONT $pid
+exec sleep 3
+exec kill -STOP $pid
+eval spawn stat -c \"%n %s\" [glob flightlog.out_cpu*]
+expect {
+  -timeout 100
+  -re {flightlog.out_cpu([0-9]+).[0-9]+ ([0-9]+)\r\n} {
+      set cpuid $expect_out(1,string)
+      set size $expect_out(2,string)
+      if {[array get cpus $cpuid] == ""} {set cpus($cpuid) 0}
+      incr cpus($cpuid);
+      if {$size <= 1048576 } {incr scnt}
+      exp_continue}
+  timeout { fail "$test (logfile timeout)"}
+}
+wait
+exec kill -CONT $pid
+# check logfile number
+set cnt 0
+foreach e [array names cpus] {
+    if {$cpus($e) != 6} {
+        fail "$test (log file numbers cpu:$e, cnt:$cpus($e)))"
+    }
+    set cnt [expr $cnt + $cpus($e)]
+}
+# check logfile size
+if {$scnt == $cnt} {
+    pass "$test (log file size limitation with bulk mode)"
+} else {
+    fail "$test (log file size ($scnt != $cnt))"
+}
+exec kill -TERM $pid
+# wait for exiting...
+exec sleep 1
+system "rm -f flightlog.out*"
+
diff --git a/testsuite/systemtap.base/flightrec3.stp b/testsuite/systemtap.base/flightrec3.stp
new file mode 100644
index 00000000..d660793f
--- /dev/null
+++ b/testsuite/systemtap.base/flightrec3.stp
@@ -0,0 +1,5 @@
+probe kernel.function("update_process_times")
+{
+  for (j = 0; j < 100; j++)
+    printf("1234567890\n")
+}