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Commit 15a4c7e8 authored by Mika Westerberg's avatar Mika Westerberg
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thunderbolt: Add KUnit tests for XDomain properties 

This adds KUnit tests for parsing, formatting and copying of XDomain
properties.
Signed-off-by: default avatarMika Westerberg <mika.westerberg@linux.intel.com>
parent 95240075
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drivers/thunderbolt/test.c
View file @ 15a4c7e8
......@@ -1594,6 +1594,255 @@ static void tb_test_tunnel_port_on_path(struct kunit *test)
tb_tunnel_free(dp_tunnel);
}
static const u32 root_directory[] = {
0x55584401, /* "UXD" v1 */
0x00000018, /* Root directory length */
0x76656e64, /* "vend" */
0x6f726964, /* "orid" */
0x76000001, /* "v" R 1 */
0x00000a27, /* Immediate value, ! Vendor ID */
0x76656e64, /* "vend" */
0x6f726964, /* "orid" */
0x74000003, /* "t" R 3 */
0x0000001a, /* Text leaf offset, (“Apple Inc.”) */
0x64657669, /* "devi" */
0x63656964, /* "ceid" */
0x76000001, /* "v" R 1 */
0x0000000a, /* Immediate value, ! Device ID */
0x64657669, /* "devi" */
0x63656964, /* "ceid" */
0x74000003, /* "t" R 3 */
0x0000001d, /* Text leaf offset, (“Macintosh”) */
0x64657669, /* "devi" */
0x63657276, /* "cerv" */
0x76000001, /* "v" R 1 */
0x80000100, /* Immediate value, Device Revision */
0x6e657477, /* "netw" */
0x6f726b00, /* "ork" */
0x44000014, /* "D" R 20 */
0x00000021, /* Directory data offset, (Network Directory) */
0x4170706c, /* "Appl" */
0x6520496e, /* "e In" */
0x632e0000, /* "c." ! */
0x4d616369, /* "Maci" */
0x6e746f73, /* "ntos" */
0x68000000, /* "h" */
0x00000000, /* padding */
0xca8961c6, /* Directory UUID, Network Directory */
0x9541ce1c, /* Directory UUID, Network Directory */
0x5949b8bd, /* Directory UUID, Network Directory */
0x4f5a5f2e, /* Directory UUID, Network Directory */
0x70727463, /* "prtc" */
0x69640000, /* "id" */
0x76000001, /* "v" R 1 */
0x00000001, /* Immediate value, Network Protocol ID */
0x70727463, /* "prtc" */
0x76657273, /* "vers" */
0x76000001, /* "v" R 1 */
0x00000001, /* Immediate value, Network Protocol Version */
0x70727463, /* "prtc" */
0x72657673, /* "revs" */
0x76000001, /* "v" R 1 */
0x00000001, /* Immediate value, Network Protocol Revision */
0x70727463, /* "prtc" */
0x73746e73, /* "stns" */
0x76000001, /* "v" R 1 */
0x00000000, /* Immediate value, Network Protocol Settings */
};
static const uuid_t network_dir_uuid =
UUID_INIT(0xc66189ca, 0x1cce, 0x4195,
0xbd, 0xb8, 0x49, 0x59, 0x2e, 0x5f, 0x5a, 0x4f);
static void tb_test_property_parse(struct kunit *test)
{
struct tb_property_dir *dir, *network_dir;
struct tb_property *p;
dir = tb_property_parse_dir(root_directory, ARRAY_SIZE(root_directory));
KUNIT_ASSERT_TRUE(test, dir != NULL);
p = tb_property_find(dir, "foo", TB_PROPERTY_TYPE_TEXT);
KUNIT_ASSERT_TRUE(test, !p);
p = tb_property_find(dir, "vendorid", TB_PROPERTY_TYPE_TEXT);
KUNIT_ASSERT_TRUE(test, p != NULL);
KUNIT_EXPECT_STREQ(test, p->value.text, "Apple Inc.");
p = tb_property_find(dir, "vendorid", TB_PROPERTY_TYPE_VALUE);
KUNIT_ASSERT_TRUE(test, p != NULL);
KUNIT_EXPECT_EQ(test, p->value.immediate, (u32)0xa27);
p = tb_property_find(dir, "deviceid", TB_PROPERTY_TYPE_TEXT);
KUNIT_ASSERT_TRUE(test, p != NULL);
KUNIT_EXPECT_STREQ(test, p->value.text, "Macintosh");
p = tb_property_find(dir, "deviceid", TB_PROPERTY_TYPE_VALUE);
KUNIT_ASSERT_TRUE(test, p != NULL);
KUNIT_EXPECT_EQ(test, p->value.immediate, (u32)0xa);
p = tb_property_find(dir, "missing", TB_PROPERTY_TYPE_DIRECTORY);
KUNIT_ASSERT_TRUE(test, !p);
p = tb_property_find(dir, "network", TB_PROPERTY_TYPE_DIRECTORY);
KUNIT_ASSERT_TRUE(test, p != NULL);
network_dir = p->value.dir;
KUNIT_EXPECT_TRUE(test, uuid_equal(network_dir->uuid, &network_dir_uuid));
p = tb_property_find(network_dir, "prtcid", TB_PROPERTY_TYPE_VALUE);
KUNIT_ASSERT_TRUE(test, p != NULL);
KUNIT_EXPECT_EQ(test, p->value.immediate, (u32)0x1);
p = tb_property_find(network_dir, "prtcvers", TB_PROPERTY_TYPE_VALUE);
KUNIT_ASSERT_TRUE(test, p != NULL);
KUNIT_EXPECT_EQ(test, p->value.immediate, (u32)0x1);
p = tb_property_find(network_dir, "prtcrevs", TB_PROPERTY_TYPE_VALUE);
KUNIT_ASSERT_TRUE(test, p != NULL);
KUNIT_EXPECT_EQ(test, p->value.immediate, (u32)0x1);
p = tb_property_find(network_dir, "prtcstns", TB_PROPERTY_TYPE_VALUE);
KUNIT_ASSERT_TRUE(test, p != NULL);
KUNIT_EXPECT_EQ(test, p->value.immediate, (u32)0x0);
p = tb_property_find(network_dir, "deviceid", TB_PROPERTY_TYPE_VALUE);
KUNIT_EXPECT_TRUE(test, !p);
p = tb_property_find(network_dir, "deviceid", TB_PROPERTY_TYPE_TEXT);
KUNIT_EXPECT_TRUE(test, !p);
tb_property_free_dir(dir);
}
static void tb_test_property_format(struct kunit *test)
{
struct tb_property_dir *dir;
ssize_t block_len;
u32 *block;
int ret, i;
dir = tb_property_parse_dir(root_directory, ARRAY_SIZE(root_directory));
KUNIT_ASSERT_TRUE(test, dir != NULL);
ret = tb_property_format_dir(dir, NULL, 0);
KUNIT_ASSERT_EQ(test, ret, (int)ARRAY_SIZE(root_directory));
block_len = ret;
block = kunit_kzalloc(test, block_len * sizeof(u32), GFP_KERNEL);
KUNIT_ASSERT_TRUE(test, block != NULL);
ret = tb_property_format_dir(dir, block, block_len);
KUNIT_EXPECT_EQ(test, ret, 0);
for (i = 0; i < ARRAY_SIZE(root_directory); i++)
KUNIT_EXPECT_EQ(test, root_directory[i], block[i]);
tb_property_free_dir(dir);
}
static void compare_dirs(struct kunit *test, struct tb_property_dir *d1,
struct tb_property_dir *d2)
{
struct tb_property *p1, *p2, *tmp;
int n1, n2, i;
if (d1->uuid) {
KUNIT_ASSERT_TRUE(test, d2->uuid != NULL);
KUNIT_ASSERT_TRUE(test, uuid_equal(d1->uuid, d2->uuid));
} else {
KUNIT_ASSERT_TRUE(test, d2->uuid == NULL);
}
n1 = 0;
tb_property_for_each(d1, tmp)
n1++;
KUNIT_ASSERT_NE(test, n1, 0);
n2 = 0;
tb_property_for_each(d2, tmp)
n2++;
KUNIT_ASSERT_NE(test, n2, 0);
KUNIT_ASSERT_EQ(test, n1, n2);
p1 = NULL;
p2 = NULL;
for (i = 0; i < n1; i++) {
p1 = tb_property_get_next(d1, p1);
KUNIT_ASSERT_TRUE(test, p1 != NULL);
p2 = tb_property_get_next(d2, p2);
KUNIT_ASSERT_TRUE(test, p2 != NULL);
KUNIT_ASSERT_STREQ(test, &p1->key[0], &p2->key[0]);
KUNIT_ASSERT_EQ(test, p1->type, p2->type);
KUNIT_ASSERT_EQ(test, p1->length, p2->length);
switch (p1->type) {
case TB_PROPERTY_TYPE_DIRECTORY:
KUNIT_ASSERT_TRUE(test, p1->value.dir != NULL);
KUNIT_ASSERT_TRUE(test, p2->value.dir != NULL);
compare_dirs(test, p1->value.dir, p2->value.dir);
break;
case TB_PROPERTY_TYPE_DATA:
KUNIT_ASSERT_TRUE(test, p1->value.data != NULL);
KUNIT_ASSERT_TRUE(test, p2->value.data != NULL);
KUNIT_ASSERT_TRUE(test,
!memcmp(p1->value.data, p2->value.data,
p1->length * 4)
);
break;
case TB_PROPERTY_TYPE_TEXT:
KUNIT_ASSERT_TRUE(test, p1->value.text != NULL);
KUNIT_ASSERT_TRUE(test, p2->value.text != NULL);
KUNIT_ASSERT_STREQ(test, p1->value.text, p2->value.text);
break;
case TB_PROPERTY_TYPE_VALUE:
KUNIT_ASSERT_EQ(test, p1->value.immediate,
p2->value.immediate);
break;
default:
KUNIT_FAIL(test, "unexpected property type");
break;
}
}
}
static void tb_test_property_copy(struct kunit *test)
{
struct tb_property_dir *src, *dst;
u32 *block;
int ret, i;
src = tb_property_parse_dir(root_directory, ARRAY_SIZE(root_directory));
KUNIT_ASSERT_TRUE(test, src != NULL);
dst = tb_property_copy_dir(src);
KUNIT_ASSERT_TRUE(test, dst != NULL);
/* Compare the structures */
compare_dirs(test, src, dst);
/* Compare the resulting property block */
ret = tb_property_format_dir(dst, NULL, 0);
KUNIT_ASSERT_EQ(test, ret, (int)ARRAY_SIZE(root_directory));
block = kunit_kzalloc(test, sizeof(root_directory), GFP_KERNEL);
KUNIT_ASSERT_TRUE(test, block != NULL);
ret = tb_property_format_dir(dst, block, ARRAY_SIZE(root_directory));
KUNIT_EXPECT_TRUE(test, !ret);
for (i = 0; i < ARRAY_SIZE(root_directory); i++)
KUNIT_EXPECT_EQ(test, root_directory[i], block[i]);
tb_property_free_dir(dst);
tb_property_free_dir(src);
}
static struct kunit_case tb_test_cases[] = {
KUNIT_CASE(tb_test_path_basic),
KUNIT_CASE(tb_test_path_not_connected_walk),
......@@ -1616,6 +1865,9 @@ static struct kunit_case tb_test_cases[] = {
KUNIT_CASE(tb_test_tunnel_dp_max_length),
KUNIT_CASE(tb_test_tunnel_port_on_path),
KUNIT_CASE(tb_test_tunnel_usb3),
KUNIT_CASE(tb_test_property_parse),
KUNIT_CASE(tb_test_property_format),
KUNIT_CASE(tb_test_property_copy),
{ }
};
......
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