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Use a helper function to clean up path_offset testcase

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This introduces a check_path_offset() helper function into the path_offset
testcase to simplify it.  This will also make extending the test case with
tests for path_offset_namelen() and some edge cases easier.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
David Gibson 2015-04-07 14:20:33 +10:00
parent b4150b59ae
commit 5fa047f498
1 changed files with 20 additions and 35 deletions
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55
tests/path_offset.c
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@ -54,58 +54,43 @@ static int check_subnode(void *fdt, int parent, const char *name)
return offset;
}
static void check_path_offset(void *fdt, char *path, int offset)
{
int rc;
rc = fdt_path_offset(fdt, path);
if (rc < 0)
FAIL("fdt_path_offset(\"%s\") failed: %s",
path, fdt_strerror(rc));
if (rc != offset)
FAIL("fdt_path_offset(\"%s\") returned incorrect offset"
" %d instead of %d", path, rc, offset);
}
int main(int argc, char *argv[])
{
void *fdt;
int root_offset;
int subnode1_offset, subnode2_offset;
int subnode1_offset_p, subnode2_offset_p;
int subsubnode1_offset, subsubnode2_offset, subsubnode2_offset2;
int subsubnode1_offset_p, subsubnode2_offset_p, subsubnode2_offset2_p;
test_init(argc, argv);
fdt = load_blob_arg(argc, argv);
root_offset = fdt_path_offset(fdt, "/");
if (root_offset < 0)
FAIL("fdt_path_offset(\"/\") failed: %s",
fdt_strerror(root_offset));
else if (root_offset != 0)
FAIL("fdt_path_offset(\"/\") returns incorrect offset %d",
root_offset);
check_path_offset(fdt, "/", 0);
subnode1_offset = check_subnode(fdt, 0, "subnode@1");
subnode2_offset = check_subnode(fdt, 0, "subnode@2");
subnode1_offset_p = fdt_path_offset(fdt, "/subnode@1");
subnode2_offset_p = fdt_path_offset(fdt, "/subnode@2");
if (subnode1_offset != subnode1_offset_p)
FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)",
subnode1_offset, subnode1_offset_p);
if (subnode2_offset != subnode2_offset_p)
FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)",
subnode2_offset, subnode2_offset_p);
check_path_offset(fdt, "/subnode@1", subnode1_offset);
check_path_offset(fdt, "/subnode@2", subnode2_offset);
subsubnode1_offset = check_subnode(fdt, subnode1_offset, "subsubnode");
subsubnode2_offset = check_subnode(fdt, subnode2_offset, "subsubnode@0");
subsubnode2_offset2 = check_subnode(fdt, subnode2_offset, "subsubnode");
subsubnode1_offset_p = fdt_path_offset(fdt, "/subnode@1/subsubnode");
subsubnode2_offset_p = fdt_path_offset(fdt, "/subnode@2/subsubnode@0");
subsubnode2_offset2_p = fdt_path_offset(fdt, "/subnode@2/subsubnode");
if (subsubnode1_offset != subsubnode1_offset_p)
FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)",
subsubnode1_offset, subsubnode1_offset_p);
if (subsubnode2_offset != subsubnode2_offset_p)
FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)",
subsubnode2_offset, subsubnode2_offset_p);
if (subsubnode2_offset2 != subsubnode2_offset2_p)
FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)",
subsubnode2_offset2, subsubnode2_offset2_p);
check_path_offset(fdt, "/subnode@1/subsubnode", subsubnode1_offset);
check_path_offset(fdt, "/subnode@2/subsubnode@0", subsubnode2_offset);
check_path_offset(fdt, "/subnode@2/subsubnode", subsubnode2_offset2);
PASS();
}