From: Francis Deslauriers <francis.deslauriers@efficios.com>
Date: Mon, 26 Nov 2018 16:41:51 +0000 (-0500)
Subject: userspace-probe: tests: add testcase for unsupported instrumentation
X-Git-Tag: v2.11.0-rc2~109
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=c3a7a8b1ec3a89509f8ea64379b2e85ea7a16d4e;p=lttng-tools.git

userspace-probe: tests: add testcase for unsupported instrumentation

Signed-off-by: Francis Deslauriers <francis.deslauriers@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---

diff --git a/tests/regression/kernel/test_userspace_probe b/tests/regression/kernel/test_userspace_probe
index f6da00dd4..43a82430e 100755
--- a/tests/regression/kernel/test_userspace_probe
+++ b/tests/regression/kernel/test_userspace_probe
@@ -32,7 +32,7 @@ SDT_TEST_BIN_NAME="userspace-probe-sdt-binary"
 SDT_TEST_BIN="$SDT_TEST_BIN_DIR/$SDT_TEST_BIN_NAME"
 ELF_SYMBOL="test_function"
 PROBE_EVENT_NAME=userspace_probe_test_event
-NUM_TESTS=87
+NUM_TESTS=93
 OUTPUT_DEST=/dev/null
 ERROR_OUTPUT_DEST=/dev/null
 
@@ -139,6 +139,31 @@ function test_userspace_probe_enable_elf_symbol_not_function ()
 	rm -rf "$TRACE_PATH"
 }
 
+function test_userspace_probe_unsupported_types ()
+{
+	TRACE_PATH=$(mktemp -d)
+	SESSION_NAME="test_userspace_probe_unsupported_types"
+	# Userspace probe at an address or at an offset to a function
+	# instrumentation description types are not supported at the moment.
+	ENABLE_EXPR_1="elf:$ELF_TEST_BIN:0x400030"
+	ENABLE_EXPR_2="elf:$ELF_TEST_BIN:4194364"
+	ENABLE_EXPR_3="elf:$ELF_TEST_BIN:$ELF_SYMBOL+0x21"
+	ENABLE_EXPR_4="elf:$ELF_TEST_BIN:$ELF_SYMBOL+2"
+
+	diag "Userspace probe enable with unsupported instrumentation description type"
+
+	create_lttng_session_ok $SESSION_NAME "$TRACE_PATH"
+
+	lttng_enable_kernel_userspace_probe_event_fail $SESSION_NAME "$ENABLE_EXPR_1" $PROBE_EVENT_NAME
+	lttng_enable_kernel_userspace_probe_event_fail $SESSION_NAME "$ENABLE_EXPR_2" $PROBE_EVENT_NAME
+	lttng_enable_kernel_userspace_probe_event_fail $SESSION_NAME "$ENABLE_EXPR_3" $PROBE_EVENT_NAME
+	lttng_enable_kernel_userspace_probe_event_fail $SESSION_NAME "$ENABLE_EXPR_4" $PROBE_EVENT_NAME
+
+	destroy_lttng_session_ok $SESSION_NAME
+
+	rm -rf "$TRACE_PATH"
+}
+
 function test_userspace_probe_enable_implicit_probe_type ()
 {
 	TRACE_PATH=$(mktemp -d)
@@ -816,6 +841,7 @@ skip $isroot "Root access is needed. Skipping all tests." $NUM_TESTS ||
 	test_userspace_probe_enable_elf_missing_symbol_name
 	test_userspace_probe_enable_elf_nonexistant_symbol
 	test_userspace_probe_enable_elf_symbol_not_function
+	test_userspace_probe_unsupported_types
 
 	# Successful userspace probe elf enabling
 	test_userspace_probe_enable_implicit_probe_type