2 /* NOTE: this code was never being run. The same tests have been
3 migrated to standalone/test-gh.c */
5 /* strings.c --- test the Guile C API's string handling functions
6 Jim Blandy <jimb@red-bean.com> --- August 1999 */
13 string_equal (SCM str, char *lit)
15 int len = strlen (lit);
17 return (SCM_LENGTH (str) == len
18 && ! memcmp (SCM_ROCHARS (str), lit, len));
24 test_context_t cx = test_enter_context ("gh_set_substr");
27 string = gh_str02scm ("Free, darnit!");
28 test_pass_if ("make a string", gh_string_p (string));
30 gh_set_substr ("dammit", string, 6, 6);
31 test_pass_if ("gh_set_substr from literal",
32 string_equal (string, "Free, dammit!"));
34 /* Make sure that we can use the string itself as a source.
36 I guess this behavior isn't really visible, since the GH API
37 doesn't provide any direct access to the string contents. But I
38 think it should, eventually. You can't write efficient string
39 code if you have to copy the string just to look at it. */
41 /* Copy a substring to an overlapping region to its right. */
42 gh_set_substr (SCM_CHARS (string), string, 4, 6);
43 test_pass_if ("gh_set_substr shifting right",
44 string_equal (string, "FreeFree, it!"));
46 string = gh_str02scm ("Free, darnit!");
47 test_pass_if ("make another string", gh_string_p (string));
49 /* Copy a substring to an overlapping region to its left. */
50 gh_set_substr (SCM_CHARS (string) + 6, string, 2, 6);
51 test_pass_if ("gh_set_substr shifting right",
52 string_equal (string, "Frdarnitrnit!"));
54 test_restore_context (cx);
58 main_prog (int argc, char *argv[])
60 test_context_t strings = test_enter_context ("strings.c");
62 test_gh_set_substr ();
64 test_restore_context (strings);
66 exit (test_summarize ());
70 main (int argc, char *argv[])
72 gh_enter (argc, argv, main_prog);