From 4cd2c4e818a1438bf63d1ca05a6cf134f39bc06b Mon Sep 17 00:00:00 2001
From: Paul Buetow <paul@buetow.org>
Date: Sun, 22 Feb 2026 22:31:35 +0200
Subject: Add copy_file_range support and tracepoint attach tests

---
 integrationtests/attach_tracepoints_test.go | 59 +++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 integrationtests/attach_tracepoints_test.go

(limited to 'integrationtests/attach_tracepoints_test.go')

diff --git a/integrationtests/attach_tracepoints_test.go b/integrationtests/attach_tracepoints_test.go
new file mode 100644
index 0000000..89db494
--- /dev/null
+++ b/integrationtests/attach_tracepoints_test.go
@@ -0,0 +1,59 @@
+package integrationtests
+
+import "testing"
+
+func TestAttachTracepointsIncludeFilter(t *testing.T) {
+	h := newTestHarness(t)
+
+	// Only load openat tracepoints so write events from the workload are not captured.
+	result, pid, err := h.RunWithIorArgs("open-rdonly-write", defaultDuration, []string{
+		"-tps", "^sys_enter_openat$,^sys_exit_openat$",
+	})
+	if err != nil {
+		t.Fatalf("run scenario open-rdonly-write with include filter: %v", err)
+	}
+
+	AssertNoUnexpectedPID(t, result, pid)
+	AssertNoUnexpectedComm(t, result, "ioworkload")
+	AssertEventsPresent(t, result, []ExpectedEvent{
+		{
+			PathContains: "rdonlyfile.txt",
+			Tracepoint:   "enter_openat",
+			Comm:         "ioworkload",
+			MinCount:     1,
+		},
+	})
+	AssertEventsAbsent(t, result, []ExpectedEvent{
+		{
+			PathContains: "rdonlyfile.txt",
+			Tracepoint:   "enter_write",
+			Comm:         "ioworkload",
+		},
+	})
+}
+
+func TestAttachTracepointsExcludeByInclusion(t *testing.T) {
+	h := newTestHarness(t)
+
+	// Negative case: include only write tracepoints; openat must not be captured.
+	result, pid, err := h.RunWithIorArgs("open-rdonly-write", defaultDuration, []string{
+		"-tps", "^sys_enter_write$,^sys_exit_write$",
+	})
+	if err != nil {
+		t.Fatalf("run scenario open-rdonly-write with write-only include filter: %v", err)
+	}
+
+	AssertNoUnexpectedPID(t, result, pid)
+	AssertNoUnexpectedComm(t, result, "ioworkload")
+	AssertEventsPresent(t, result, []ExpectedEvent{
+		{
+			Tracepoint: "enter_write",
+			MinCount:   1,
+		},
+	})
+	AssertEventsAbsent(t, result, []ExpectedEvent{
+		{
+			Tracepoint: "enter_openat",
+		},
+	})
+}
-- 
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