netdev - [PATCH v2 bpf-next 5/8] selftests/bpf: Add more tests for test_txmsg_push_pop in test

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Message-Id: <20241106222520.527076-6-zijianzhang@bytedance.com>
Date: Wed,  6 Nov 2024 22:25:17 +0000
From: zijianzhang@...edance.com
To: bpf@...r.kernel.org
Cc: ast@...nel.org,
	daniel@...earbox.net,
	andrii@...nel.org,
	martin.lau@...ux.dev,
	eddyz87@...il.com,
	song@...nel.org,
	yonghong.song@...ux.dev,
	john.fastabend@...il.com,
	kpsingh@...nel.org,
	sdf@...ichev.me,
	haoluo@...gle.com,
	jolsa@...nel.org,
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	jakub@...udflare.com,
	liujian56@...wei.com,
	cong.wang@...edance.com,
	netdev@...r.kernel.org,
	Zijian Zhang <zijianzhang@...edance.com>
Subject: [PATCH v2 bpf-next 5/8] selftests/bpf: Add more tests for test_txmsg_push_pop in test_sockmap

From: Zijian Zhang <zijianzhang@...edance.com>

Add more tests for test_txmsg_push_pop in test_sockmap for better coverage

Signed-off-by: Zijian Zhang <zijianzhang@...edance.com>
Reviewed-by: John Fastabend <john.fastabend@...il.com>
---
 tools/testing/selftests/bpf/test_sockmap.c | 37 ++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/tools/testing/selftests/bpf/test_sockmap.c b/tools/testing/selftests/bpf/test_sockmap.c
index 61a747afcd05..e5c7ecbe57e3 100644
--- a/tools/testing/selftests/bpf/test_sockmap.c
+++ b/tools/testing/selftests/bpf/test_sockmap.c
@@ -1795,12 +1795,49 @@ static void test_txmsg_push(int cgrp, struct sockmap_options *opt)
 
 static void test_txmsg_push_pop(int cgrp, struct sockmap_options *opt)
 {
+	/* Test push/pop range overlapping */
 	txmsg_pass = 1;
 	txmsg_start_push = 1;
 	txmsg_end_push = 10;
 	txmsg_start_pop = 5;
 	txmsg_pop = 4;
 	test_send_large(opt, cgrp);
+
+	txmsg_pass = 1;
+	txmsg_start_push = 1;
+	txmsg_end_push = 10;
+	txmsg_start_pop = 5;
+	txmsg_pop = 16;
+	test_send_large(opt, cgrp);
+
+	txmsg_pass = 1;
+	txmsg_start_push = 5;
+	txmsg_end_push = 4;
+	txmsg_start_pop = 1;
+	txmsg_pop = 10;
+	test_send_large(opt, cgrp);
+
+	txmsg_pass = 1;
+	txmsg_start_push = 5;
+	txmsg_end_push = 16;
+	txmsg_start_pop = 1;
+	txmsg_pop = 10;
+	test_send_large(opt, cgrp);
+
+	/* Test push/pop range non-overlapping */
+	txmsg_pass = 1;
+	txmsg_start_push = 1;
+	txmsg_end_push = 10;
+	txmsg_start_pop = 16;
+	txmsg_pop = 4;
+	test_send_large(opt, cgrp);
+
+	txmsg_pass = 1;
+	txmsg_start_push = 16;
+	txmsg_end_push = 10;
+	txmsg_start_pop = 5;
+	txmsg_pop = 4;
+	test_send_large(opt, cgrp);
 }
 
 static void test_txmsg_apply(int cgrp, struct sockmap_options *opt)
-- 
2.20.1