Fix tests: the tree origin can be a symlink itself

[lttng-tools.git] / tests / unit / test_utils_expand_path.c

diff --git a/tests/unit/test_utils_expand_path.c b/tests/unit/test_utils_expand_path.c
index d5cab002e9096ade325d9cc820586aec96f75442..d047c207dac0885afcbc0d9544bfbd1dd4c7b798 100644 (file)
--- a/tests/unit/test_utils_expand_path.c
+++ b/tests/unit/test_utils_expand_path.c
@@ -281,8 +281,8 @@ error:
 static void test_utils_expand_path(void)
 {
        char *result;
-       char name[100], tmppath[PATH_MAX];
-       int i;
+       char name[100], tmppath[PATH_MAX], real_tree_origin[PATH_MAX];
+       int i, treelen;
 
        /* Test valid cases */
        for (i = 0; i < num_valid_tests; i++) {
@@ -295,14 +295,24 @@ static void test_utils_expand_path(void)
                free(result);
        }
 
+       /*
+        * Get the realpath for the tree_origin since it can itself be a
+        * symlink.
+        */
+       result = realpath(tree_origin, real_tree_origin);
+       if (!result) {
+               fail("realpath failed.");
+               return;
+       }
+
        /* Test symlink tree cases */
-       int treelen = strlen(tree_origin) + 1;
+       treelen = strlen(real_tree_origin) + 1;
        for (i = 0; i < num_symlink_tests; i++) {
                sprintf(name, "symlink tree test case: [tmppath/]%s",
                                symlink_tests_inputs[i].input);
 
                snprintf(tmppath, PATH_MAX, "%s/%s",
-                               tree_origin, symlink_tests_inputs[i].input);
+                               real_tree_origin, symlink_tests_inputs[i].input);
                result = utils_expand_path(tmppath);
                ok(result != NULL && strcmp(result + treelen,
                                        symlink_tests_inputs[i].expected_result) == 0, name);