test stap func. in CI

Change-Id: I3d50437e13679915e05f46355788cd362a3ff4e9

tests/ci/pyfunc.stp

@@ -0,0 +1,14 @@
+probe python.function.entry = process("/opt/stack/data/cpython_build/bin/python").mark("function__entry")
+{
+        filename = user_string($arg1);
+        funcname = user_string($arg2);
+        lineno = $arg3;
+        callargs = user_string($arg4);
+        kwdict = user_string($arg5);
+}
+
+probe python.function.entry
+{
+if (isinstr(funcname, "hk"))
+    printf("%s\t%s\t%d\t%s\t%s\n", filename, funcname, lineno, callargs, kwdict)
+}

tests/ci/scalpels-ci.sh

@@ -38,6 +38,12 @@ function report_html_test {
     sca report --html > $BASE/logs/scalpels-report.html
 }
 
+function stap_test {
+    scal_ci=$BASE/new/scalpels/tests/ci/
+    sudo stap -vvv $scal_ci/pyfunc.stp -c "$DATA_DIR/cpython_build/bin/python $scal_ci/test-func.py"
+}
+
 debug_msg
 basic_test
 report_html_test
+stap_test

tests/ci/test-func.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python
+#-*- coding:utf-8 -*-
+# Author: Kun Huang <academicgareth@gmail.com>
+
+def hk0():
+    return 0
+
+print hk0()
+
+def hk1(a):
+    b = a*a
+    return b
+
+print hk1(3) # 9
+
+def hk2(a, *args):
+    b = a * len(args)
+    return b
+
+print hk2(5, 'a', 'b', 'c') # 10
+
+def hk3(a, **kw):
+    b = a * kw.get('b')
+    return b
+
+print hk3(6, b=3) # 18
+
+def hk4(a, b, *args):
+    c = a * b * len(args)
+    return c
+
+print hk4(2, 3, 'b')  #12