[lttng-dev] [PATCH lttng-tools] Fix: test code assumes that child process is schedule to run before parent

[Anders Wallin via lttng-dev]

the following tests fails on arm64
- test_event_vpid_tracker ust 0 "${EVENT_NAME}"
- test_event_vpid_track_untrack ust 0 "${EVENT_NAME}"
- test_event_pid_tracker ust 0 "${EVENT_NAME}"
- test_event_pid_track_untrack ust 0 "${EVENT_NAME}"

Signed-off-by: Anders Wallin <walli...@gmail.com>
---
 .../tools/tracker/test_event_tracker           | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/tests/regression/tools/tracker/test_event_tracker 
b/tests/regression/tools/tracker/test_event_tracker
index 711690af..7f7d68da 100755
--- a/tests/regression/tools/tracker/test_event_tracker
+++ b/tests/regression/tools/tracker/test_event_tracker
@@ -5,7 +5,7 @@
 #
 # SPDX-License-Identifier: GPL-2.0-only
 
-TEST_DESC="LTTng - Event traker test"
+TEST_DESC="LTTng - Event tracker test"
 
 CURDIR=$(dirname "$0")/
 TESTDIR="$CURDIR/../../.."
@@ -17,8 +17,8 @@ 
TESTAPP_KERNEL_BIN="$TESTAPP_PATH/$TESTAPP_KERNEL_NAME/$TESTAPP_KERNEL_NAME"
 SESSION_NAME="tracker"
 NR_ITER=100
 NUM_GLOBAL_TESTS=2
-NUM_UST_TESTS=283
-NUM_KERNEL_TESTS=462
+NUM_UST_TESTS=289
+NUM_KERNEL_TESTS=468
 NUM_TESTS=$((NUM_UST_TESTS+NUM_KERNEL_TESTS+NUM_GLOBAL_TESTS))
 
 NR_USEC_WAIT=0 #for UST gen events
@@ -130,6 +130,8 @@ function test_event_vpid_tracker()
 
        prepare_"$domain"_app
 
+       lttng_untrack_"$domain"_ok "--all --vpid"
+
        start_lttng_tracing_ok
 
        if [ "$expect_event" -eq 1 ]; then
@@ -146,7 +148,7 @@ function test_event_vpid_tracker()
        if [ "$expect_event" -eq 1 ]; then
                validate_trace "$EVENT_NAME" "$trace_path"
        else
-               validate_trace_empty "$trace_path"
+               validate_trace_session_"$domain"_empty "$trace_path"
        fi
 
        rm -rf "$trace_path"
@@ -173,6 +175,8 @@ function test_event_pid_tracker()
 
        prepare_"$domain"_app
 
+       lttng_untrack_"$domain"_ok "--all --pid"
+
        start_lttng_tracing_ok
 
        if [ "$expect_event" -eq 1 ]; then
@@ -189,7 +193,7 @@ function test_event_pid_tracker()
        if [ "$expect_event" -eq 1 ]; then
                validate_trace "$EVENT_NAME" "$trace_path"
        else
-               validate_trace_empty "$trace_path"
+               validate_trace_session_"$domain"_empty "$trace_path"
        fi
 
        rm -rf "$trace_path"
@@ -275,6 +279,8 @@ function test_event_vpid_track_untrack()
 
        prepare_"$domain"_app
 
+       lttng_untrack_"$domain"_ok "--all --vpid"
+
        start_lttng_tracing_ok
 
        lttng_track_"$domain"_ok "--vpid ${CHILD_PID}"
@@ -315,6 +321,8 @@ function test_event_pid_track_untrack()
 
        prepare_"$domain"_app
 
+       lttng_untrack_"$domain"_ok "--all --pid"
+
        start_lttng_tracing_ok
 
        lttng_track_"$domain"_ok "--pid ${CHILD_PID}"
-- 
2.31.1

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