From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: linux-usb@vger.kernel.org
Cc: Yehezkel Bernat <YehezkelShB@gmail.com>,
Lukas Wunner <lukas@wunner.de>,
Andreas Noever <andreas.noever@gmail.com>,
Alan Borzeszkowski <alan.borzeszkowski@linux.intel.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
netdev@vger.kernel.org,
Mika Westerberg <mika.westerberg@linux.intel.com>
Subject: [PATCH 2/9] thunderbolt: Add KUnit test for tb_property_merge_dir()
Date: Tue, 28 Apr 2026 09:22:02 +0200 [thread overview]
Message-ID: <20260428072209.3084930-3-mika.westerberg@linux.intel.com> (raw)
In-Reply-To: <20260428072209.3084930-1-mika.westerberg@linux.intel.com>
This makes sure it keeps working if we ever need to change it.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
---
drivers/thunderbolt/test.c | 82 ++++++++++++++++++++++++++++++++++++++
1 file changed, 82 insertions(+)
diff --git a/drivers/thunderbolt/test.c b/drivers/thunderbolt/test.c
index 1f4318249c22..ce14ab9ef7dd 100644
--- a/drivers/thunderbolt/test.c
+++ b/drivers/thunderbolt/test.c
@@ -2852,6 +2852,87 @@ static void tb_test_property_copy(struct kunit *test)
tb_property_free_dir(src);
}
+static void tb_test_property_merge(struct kunit *test)
+{
+ struct tb_property_dir *dir1, *dir2, *dir3;
+ struct tb_property *p;
+ uuid_t uuid;
+ int ret;
+
+ dir1 = tb_property_create_dir(&network_dir_uuid);
+ KUNIT_ASSERT_NOT_NULL(test, dir1);
+ ret = tb_property_add_immediate(dir1, "prtcid", 1);
+ KUNIT_EXPECT_EQ(test, ret, 0);
+ ret = tb_property_add_immediate(dir1, "prtcvers", 1);
+ KUNIT_EXPECT_EQ(test, ret, 0);
+ ret = tb_property_add_immediate(dir1, "prtcrevs", 0);
+ KUNIT_EXPECT_EQ(test, ret, 0);
+ ret = tb_property_add_immediate(dir1, "prtcstns", 0);
+ KUNIT_EXPECT_EQ(test, ret, 0);
+
+ dir2 = tb_property_create_dir(&network_dir_uuid);
+ KUNIT_ASSERT_NOT_NULL(test, dir2);
+ ret = tb_property_add_text(dir2, "descr", "This is text");
+ KUNIT_EXPECT_EQ(test, ret, 0);
+ /* This replaces the value in dir1 */
+ ret = tb_property_add_immediate(dir2, "prtcvers", 0x1234);
+ KUNIT_EXPECT_EQ(test, ret, 0);
+
+ uuid_gen(&uuid);
+ dir3 = tb_property_create_dir(&uuid);
+ KUNIT_ASSERT_NOT_NULL(test, dir3);
+ ret = tb_property_add_immediate(dir3, "value0", 0);
+ KUNIT_EXPECT_EQ(test, ret, 0);
+ ret = tb_property_add_text(dir3, "value1", "Text value");
+ KUNIT_EXPECT_EQ(test, ret, 0);
+ ret = tb_property_add_dir(dir2, "my", dir3);
+ KUNIT_EXPECT_EQ(test, ret, 0);
+
+ ret = tb_property_merge_dir(dir1, dir2, true);
+ KUNIT_EXPECT_EQ(test, ret, 0);
+
+ p = tb_property_get_next(dir1, NULL);
+ KUNIT_ASSERT_NOT_NULL(test, p);
+ KUNIT_ASSERT_STREQ(test, &p->key[0], "prtcid");
+ KUNIT_ASSERT_EQ(test, p->type, TB_PROPERTY_TYPE_VALUE);
+ KUNIT_ASSERT_EQ(test, p->length, 1);
+ KUNIT_ASSERT_EQ(test, p->value.immediate, 1);
+ p = tb_property_get_next(dir1, p);
+ KUNIT_ASSERT_NOT_NULL(test, p);
+ KUNIT_ASSERT_STREQ(test, &p->key[0], "prtcvers");
+ KUNIT_ASSERT_EQ(test, p->type, TB_PROPERTY_TYPE_VALUE);
+ KUNIT_ASSERT_EQ(test, p->length, 1);
+ KUNIT_ASSERT_EQ(test, p->value.immediate, 0x1234);
+ p = tb_property_get_next(dir1, p);
+ KUNIT_ASSERT_NOT_NULL(test, p);
+ KUNIT_ASSERT_STREQ(test, &p->key[0], "prtcrevs");
+ KUNIT_ASSERT_EQ(test, p->type, TB_PROPERTY_TYPE_VALUE);
+ KUNIT_ASSERT_EQ(test, p->length, 1);
+ KUNIT_ASSERT_EQ(test, p->value.immediate, 0);
+ p = tb_property_get_next(dir1, p);
+ KUNIT_ASSERT_NOT_NULL(test, p);
+ KUNIT_ASSERT_STREQ(test, &p->key[0], "prtcstns");
+ KUNIT_ASSERT_EQ(test, p->type, TB_PROPERTY_TYPE_VALUE);
+ KUNIT_ASSERT_EQ(test, p->length, 1);
+ KUNIT_ASSERT_EQ(test, p->value.immediate, 0);
+ p = tb_property_get_next(dir1, p);
+ KUNIT_ASSERT_NOT_NULL(test, p);
+ KUNIT_ASSERT_STREQ(test, &p->key[0], "descr");
+ KUNIT_ASSERT_EQ(test, p->type, TB_PROPERTY_TYPE_TEXT);
+ KUNIT_ASSERT_EQ(test, p->length, 4);
+ KUNIT_ASSERT_STREQ(test, p->value.text, "This is text");
+ p = tb_property_get_next(dir1, p);
+ KUNIT_ASSERT_NOT_NULL(test, p);
+ KUNIT_ASSERT_STREQ(test, &p->key[0], "my");
+ KUNIT_ASSERT_EQ(test, p->type, TB_PROPERTY_TYPE_DIRECTORY);
+ compare_dirs(test, p->value.dir, dir3);
+ p = tb_property_get_next(dir1, p);
+ KUNIT_ASSERT_NULL(test, p);
+
+ tb_property_free_dir(dir2);
+ tb_property_free_dir(dir1);
+}
+
static struct kunit_case tb_test_cases[] = {
KUNIT_CASE(tb_test_path_basic),
KUNIT_CASE(tb_test_path_not_connected_walk),
@@ -2892,6 +2973,7 @@ static struct kunit_case tb_test_cases[] = {
KUNIT_CASE(tb_test_property_parse),
KUNIT_CASE(tb_test_property_format),
KUNIT_CASE(tb_test_property_copy),
+ KUNIT_CASE(tb_test_property_merge),
{ }
};
--
2.50.1
next prev parent reply other threads:[~2026-04-28 7:22 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-28 7:22 [PATCH 0/9] thunderbolt: Introduce USB4STREAM Mika Westerberg
2026-04-28 7:22 ` [PATCH 1/9] thunderbolt: Add tb_property_merge_dir() Mika Westerberg
2026-04-28 7:22 ` Mika Westerberg [this message]
2026-04-28 7:22 ` [PATCH 3/9] thunderbolt: Allow service drivers to specify their own properties Mika Westerberg
2026-04-28 7:22 ` [PATCH 4/9] thunderbolt / net: Move ring_frame_size() to thunderbolt.h Mika Westerberg
2026-04-28 7:22 ` [PATCH 5/9] thunderbolt / net: Let the service drivers configure interrupt throttling Mika Westerberg
2026-04-28 14:59 ` Andrew Lunn
2026-04-28 7:22 ` [PATCH 6/9] thunderbolt: Add helper to figure size of the ring Mika Westerberg
2026-04-28 7:22 ` [PATCH 7/9] thunderbolt: Add tb_ring_flush() Mika Westerberg
2026-04-28 7:22 ` [PATCH 8/9] thunderbolt: Add support for ConfigFS Mika Westerberg
2026-04-28 7:22 ` [PATCH 9/9] thunderbolt: Add support for USB4STREAM Mika Westerberg
2026-04-28 11:57 ` Greg KH
2026-04-28 12:03 ` Mika Westerberg
2026-04-28 13:54 ` Greg KH
2026-04-28 14:11 ` Mika Westerberg
2026-04-28 15:08 ` Andrew Lunn
2026-04-28 15:13 ` Mika Westerberg
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