feat: add syscall aggregate sampling infrastructure (task 17)

1 files changed, 23 insertions, 0 deletions

diff --git a/integrationtests/sampling_test.go b/integrationtests/sampling_test.go
new file mode 100644
index 0000000..7bfbc75
--- /dev/null
+++ b/integrationtests/sampling_test.go
@@ -0,0 +1,23 @@
+package integrationtests
+
+import "testing"
+
+func TestPerSyscallSamplingAggregateOnlySuppressesRingbufEvents(t *testing.T) {
+	enableParallelIfRequested(t)
+	h := newTestHarness(t)
+	result, pid, err := h.RunWithIorArgs("open-basic", defaultDuration, []string{
+		"-syscall-sampling-syscalls", "openat=0",
+	})
+	if err != nil {
+		t.Fatalf("run scenario open-basic with sampling: %v", err)
+	}
+
+	AssertNoUnexpectedPID(t, result, pid)
+	AssertNoUnexpectedComm(t, result, "ioworkload")
+	AssertEventsAbsent(t, result, []ExpectedEvent{
+		{
+			Tracepoint: "enter_openat",
+			Comm:       "ioworkload",
+		},
+	})
+}