[PATCH 3/3] Add signal based file switching testcase

[Masami Hiramatsu <mhiramat at redhat dot com>]

* testsuite/systemtap.base/flightrec1.exp: Add signal file switching testcase.
* testsuite/systemtap.base/flightrec4.exp: New test for signal file switching
  with file number limits.
* testsuite/systemtap.base/flightrec5.exp: New test for signal file switching
  with file number limits on bulk mode.
---

 testsuite/systemtap.base/flightrec1.exp |   12 +++++-
 testsuite/systemtap.base/flightrec4.exp |   56 +++++++++++++++++++++++++++
 testsuite/systemtap.base/flightrec5.exp |   64 +++++++++++++++++++++++++++++++
 3 files changed, 131 insertions(+), 1 deletions(-)
 create mode 100644 testsuite/systemtap.base/flightrec4.exp
 create mode 100644 testsuite/systemtap.base/flightrec5.exp

diff --git a/testsuite/systemtap.base/flightrec1.exp b/testsuite/systemtap.base/flightrec1.exp
index c32a77f..eb7f26c 100644
--- a/testsuite/systemtap.base/flightrec1.exp
+++ b/testsuite/systemtap.base/flightrec1.exp
@@ -30,7 +30,8 @@ expect {
 }
 wait
 
-exec kill -TERM $pid
+# switch file
+exec kill -USR1 $pid
 
 # check output file
 if {[catch {exec rm $test.out}]} {
@@ -40,4 +41,13 @@ if {[catch {exec rm $test.out}]} {
   pass "$test (output file)"
 }
 
+exec kill -TERM $pid
+
+# check switched output file
+if {[catch {exec rm $test.out.1}]} {
+  fail "$test (failed to switch output file)"
+  return -1
+} else {
+  pass "$test (switch output file)"
+}
 
diff --git a/testsuite/systemtap.base/flightrec4.exp b/testsuite/systemtap.base/flightrec4.exp
new file mode 100644
index 0000000..36c02d5
--- /dev/null
+++ b/testsuite/systemtap.base/flightrec4.exp
@@ -0,0 +1,56 @@
+set test "flightrec4"
+if {![installtest_p]} { untested $test; return }
+
+# run stapio in background mode with number limit
+spawn stap -F -S 1,2 -o $test.out -we {probe begin {}}
+# check whether stap outputs stapio pid
+set pid 0
+expect {
+  -timeout 240
+  -re {([0-9]+)\r\n} {
+      pass "$test (flight recorder option)"
+      set pid $expect_out(1,string)
+      exp_continue}
+  timeout { fail "$test (timeout)" }
+  eof { }
+}
+wait
+if {$pid == 0} {
+  fail "$test (no pid)"
+  return -1
+}
+
+# switch file to .1
+exec kill -USR1 $pid
+
+# check output file
+if {[catch {exec rm $test.out.0}]} {
+  fail "$test (no output file)"
+  return -1
+} else {
+  pass "$test (output file)"
+}
+
+# switch file to .2
+exec kill -USR1 $pid
+# switch file to .3 (this time, .1 file should be deleted)
+exec kill -USR1 $pid
+
+# check switched output file
+if {[catch {exec rm $test.out.1}]} {
+  pass "$test (old output file is removed)"
+} else {
+  fail "$test (failed to remove output file)"
+  return -1
+}
+
+exec kill -TERM $pid
+
+# check switched output file
+if {[catch {exec rm $test.out.2 $test.out.3}]} {
+  fail "$test (failed to switch output file)"
+  return -1
+} else {
+  pass "$test (switch output file)"
+}
+
diff --git a/testsuite/systemtap.base/flightrec5.exp b/testsuite/systemtap.base/flightrec5.exp
new file mode 100644
index 0000000..e24e6e5
--- /dev/null
+++ b/testsuite/systemtap.base/flightrec5.exp
@@ -0,0 +1,64 @@
+set test "flightrec5"
+if {![installtest_p]} { untested $test; return }
+
+# run stapio in background mode with number limit and bulk mode
+spawn stap -F -S 1,2 -b -o $test.out -we {probe begin {}}
+# check whether stap outputs stapio pid
+set pid 0
+expect {
+  -timeout 240
+  -re {([0-9]+)\r\n} {
+      pass "$test (flight recorder option)"
+      set pid $expect_out(1,string)
+      exp_continue}
+  timeout { fail "$test (timeout)" }
+  eof { }
+}
+wait
+if {$pid == 0} {
+  fail "$test (no pid)"
+  return -1
+}
+
+# switch file to .1
+exec kill -USR1 $pid
+
+# check output file
+eval set outfile {[glob -nocomplain $test.out_cpu*.0]}
+if {$outfile == ""} {
+  fail "$test (no output file) $outfile"
+  exec kill -TERM $pid
+  return -1
+} else {
+  pass "$test (output file)"
+}
+eval exec rm $outfile
+
+print "pid = $pid"
+# switch file to .2
+exec kill -USR1 $pid
+# switch file to .3 (this time, .1 file should be deleted)
+exec kill -USR1 $pid
+
+exec kill -TERM $pid
+
+# check switched output file
+eval set outfile {[glob -nocomplain $test.out_cpu*.1]}
+if {$outfile == ""} {
+  pass "$test (old output file is removed)"
+} else {
+  fail "$test (failed to remove output file)"
+  eval exec rm $outfile
+  return -1
+}
+
+# check switched output file
+eval set outfile {[glob -nocomplain $test.out_cpu*.*]}
+if {$outfile == ""} {
+  fail "$test (failed to switch output file)"
+  return -1
+} else {
+  pass "$test (switch output file)"
+}
+eval exec rm $outfile
+


-- 
Masami Hiramatsu

Software Engineer
Hitachi Computer Products (America), Inc.
Software Solutions Division

e-mail: mhiramat@redhat.com