ccan/rune: simplify check helper interfaces, allow explicit string lengths.

[ccan] / ccan / rune / test / run-alt-lexicographic-order.c

diff --git a/ccan/rune/test/run-alt-lexicographic-order.c b/ccan/rune/test/run-alt-lexicographic-order.c
new file mode 100644 (file)
index 0000000..a37ee58
--- /dev/null
+++ b/ccan/rune/test/run-alt-lexicographic-order.c
@@ -0,0 +1,33 @@
+#include <ccan/rune/rune.c>
+#include <ccan/rune/coding.c>
+#include <ccan/tal/str/str.h>
+#include <ccan/tap/tap.h>
+
+int main(void)
+{
+       const char *str = "test string";
+       plan_tests(strlen(str) * strlen(str));
+
+       for (size_t i = 0; str[i]; i++) {
+               char *stra = strdup(str);
+               stra[i] = '\0';
+               for (size_t j = 0; str[j]; j++) {
+                       char *strb = strdup(str);
+                       strb[j] = '\0';
+                       int lexo, strc;
+
+                       lexo = lexo_order(str, i, strb);
+                       strc = strcmp(stra, strb);
+                       if (strc > 0)
+                               ok1(lexo > 0);
+                       else if (strc < 0)
+                               ok1(lexo < 0);
+                       else
+                               ok1(lexo == 0);
+                       free(strb);
+               }
+               free(stra);
+       }
+       /* This exits depending on whether all tests passed */
+       return exit_status();
+}