[PATCH 6/7] python: Add tests for record Python bindings

Tim Wiederhake
2016-10-27T06:29:35Z

2016-10-26 Tim Wiederhake <tim.wiederhake@intel.com>

gdb/testsuite/ChangeLog:

* gdb.python/py-record.c: New file.
* gdb.python/py-record.exp: New file.

---
gdb/testsuite/gdb.python/py-record.c | 48 ++++++++++
gdb/testsuite/gdb.python/py-record.exp | 160 +++++++++++++++++++++++++++++++++
2 files changed, 208 insertions(+)
create mode 100644 gdb/testsuite/gdb.python/py-record.c
create mode 100644 gdb/testsuite/gdb.python/py-record.exp

diff --git a/gdb/testsuite/gdb.python/py-record.c b/gdb/testsuite/gdb.python/py-record.c
new file mode 100644
index 0000000..e12c132
--- /dev/null
+++ b/gdb/testsuite/gdb.python/py-record.c
@@ -0,0 +1,48 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+ Copyright 2016 Free Software Foundation, Inc.
+
+ Contributed by Intel Corp. <tim.wiederhake@intel.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+int
+function (int arg)
+{
+ return arg + 1;
+}
+
+void
+inner (void)
+{
+}
+
+void
+outer (void)
+{
+ inner ();
+}
+
+int
+main (void)
+{
+ int i, j;
+
+ for (i = 0, j = 0; i < 100; ++i)
+ j = function (j);
+
+ outer ();
+
+ return j;
+}
diff --git a/gdb/testsuite/gdb.python/py-record.exp b/gdb/testsuite/gdb.python/py-record.exp
new file mode 100644
index 0000000..f0bb035
--- /dev/null
+++ b/gdb/testsuite/gdb.python/py-record.exp
@@ -0,0 +1,160 @@
+# This testcase is part of GDB, the GNU debugger.
+#
+# Copyright 2016 Free Software Foundation, Inc.
+#
+# Contributed by Intel Corp. <tim.wiederhake@intel.com>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+# Skip this test if btrace is disabled.
+
+if { [skip_btrace_tests] } { return -1 }
+
+load_lib gdb-python.exp
+
+standard_testfile
+
+if [prepare_for_testing $testfile.exp $testfile $srcfile] { return -1 }
+
+# Skip this test if python is disabled.
+
+if { [skip_python_tests] } { return -1 }
+
+if ![runto_main ] then {
+ fail "Can't run to main"
+ return -1
+}
+
+with_test_prefix "no or double record" {
+ gdb_test "python print(gdb.current_recording())" "None"
+
+ gdb_test_no_output "python gdb.start_recording()"
+ gdb_test "python gdb.start_recording(\"full\")" ".*gdb\.error: The process is already being recorded\..*"
+
+ gdb_test_no_output "python gdb.stop_recording()"
+ gdb_test "python gdb.stop_recording()" ".*gdb\.error: No record target is currently active\..*"
+}
+
+with_test_prefix "preopened record full" {
+ gdb_test_no_output "record full"
+ gdb_test "python print(gdb.current_recording().method)" "full"
+ gdb_test "python print(gdb.current_recording().format)" "full"
+ gdb_test_no_output "python gdb.stop_recording()"
+}
+
+with_test_prefix "preopened record btrace" {
+ gdb_test_no_output "record btrace"
+ gdb_test "python print(gdb.current_recording().method)" "btrace"
+ gdb_test "python print(gdb.current_recording().format)" "pt|bts"
+ gdb_test_no_output "python gdb.stop_recording()"
+}
+
+with_test_prefix "open record full" {
+ gdb_test_no_output "python r = gdb.start_recording(\"full\")"
+ gdb_test "python print(r.method)" "full"
+ gdb_test "python print(r.format)" "full"
+ gdb_test_no_output "python gdb.stop_recording()"
+}
+
+with_test_prefix "open record btrace" {
+ gdb_test_no_output "python r = gdb.start_recording(\"btrace\")"
+ gdb_test "python print(r.method)" "btrace"
+ gdb_test "python print(r.format)" "pt|bts"
+ gdb_test_no_output "python gdb.stop_recording()"
+}
+
+with_test_prefix "prepare record" {
+ gdb_test_no_output "python r = gdb.start_recording(\"btrace\")"
+ gdb_test "stepi 100" ".*"
+ gdb_test_no_output "python insn = r.instruction_history"
+ gdb_test_no_output "python call = r.function_call_history"
+ gdb_test_no_output "python i = insn\[0\]"
+ gdb_test_no_output "python c = call\[0\]"
+}
+
+with_test_prefix "replay begin" {
+ gdb_test "python print(r.replay_position)" "None"
+ gdb_test "python r.goto(r.begin)"
+ gdb_test "python print(r.replay_position.number)" "1"
+}
+
+with_test_prefix "replay end" {
+ gdb_test "python r.goto(r.end)"
+ gdb_test "python print(r.replay_position)" "None"
+}
+
+with_test_prefix "instruction " {
+ gdb_test "python print(i.number)" "1"
+ gdb_test "python print(i.error)" "None"
+ gdb_test "python print(i.symbol)" "symbol and line for .*"
+ gdb_test "python print(i.pc)" "$decimal"
+ gdb_test "python print(i.data)" "<memory at $hex>"
+ gdb_test "python print(i.decoded)" ".*"
+ gdb_test "python print(i.size)" "$decimal"
+ gdb_test "python print(i.is_speculative)" "False"
+}
+
+with_test_prefix "function call" {
+ gdb_test "python print(c.number)" "1"
+ gdb_test "python print(c.symbol)" "main"
+ gdb_test "python print(c.level)" "$decimal"
+ gdb_test "python print(len(c.instructions))" "$decimal"
+ gdb_test "python print(c.up)" "None"
+ gdb_test "python print(c.prev_sibling)" "None"
+ gdb_test "python print(c == c.next_sibling.prev_sibling)" "True"
+}
+
+with_test_prefix "list" {
+ gdb_test "python print(len(insn))" "100"
+ gdb_test "python print(len(insn\[23:65\]))" "42"
+ gdb_test "python print(insn\[17:\]\[2\].number)" "20"
+ gdb_test "python print(i in insn)" "True"
+ gdb_test "python print(i in call)" "False"
+ gdb_test "python print(c in insn)" "False"
+ gdb_test "python print(c in call)" "True"
+ gdb_test "python print(insn.index(i))" "0"
+ gdb_test "python print(insn.count(i))" "1"
+}
+
+with_test_prefix "sublist" {
+ gdb_test_no_output "python s1 = insn\[3:72:5\]"
+ gdb_test_no_output "python s2 = s1\[2:13:3\]"
+ gdb_test_no_output "python s3 = s1\[13:2:-3\]"
+ gdb_test_no_output "python s4 = insn\[::-1\]"
+
+ gdb_test "python print(\[i.number for i in s1\])" "\\\[4, 9, 14, 19, 24, 29, 34, 39, 44, 49, 54, 59, 64, 69\\\]"
+ gdb_test "python print(\[i.number for i in s2\])" "\\\[14, 29, 44, 59\\\]"
+ gdb_test "python print(\[i.number for i in s3\])" "\\\[69, 54, 39, 24\\\]"
+
+ gdb_test "python print(len(s1))" "14"
+ gdb_test "python print(len(s2))" "4"
+ gdb_test "python print(len(s3))" "4"
+ gdb_test "python print(len(s4))" "100"
+
+ gdb_test "python print(s4\[5\].number)" "95"
+ gdb_test "python print(s4\[-5\].number)" "5"
+ gdb_test "python print(s4\[100\].number)" ".*IndexError.*"
+ gdb_test "python print(s4\[-101\].number)" ".*IndexError.*"
+}
+
+with_test_prefix "level" {
+ gdb_test_no_output "python gdb.stop_recording()"
+ gdb_test "break inner" "Breakpoint.*"
+ gdb_test "continue" "Continuing\..*"
+ gdb_test_no_output "record btrace"
+ gdb_test "step" "outer ().*" "step one"
+ gdb_test "step" "main ().*" "step two"
+ gdb_test "python print(gdb.current_recording().function_call_history\[0\].level)" "1"
+ gdb_test "python print(gdb.current_recording().function_call_history\[1\].level)" "0"
+}
--
2.7.4