Fixed fst_inverse

1 files changed, 64 insertions, 0 deletions

diff --git a/tests/fst_test_util.c b/tests/fst_test_util.c
new file mode 100644
index 0000000..35c1e9f
--- /dev/null
+++ b/tests/fst_test_util.c
@@ -0,0 +1,64 @@
+#include "fst_test_util.h"
+
+char *algs[] = {
+        "",
+        "U", "U2", "U'", "D", "D2", "D'", "R", "R2", "R'",
+        "L", "L2", "L'", "F", "F2", "F'", "B", "B2", "B'",
+        "U2 R2 U2 R2 U2",
+        "U2 F2 R2 B2 U2 D2 F2 L2 B2",
+        "RUR'URU2R'",
+        "L2 D R U2 B2 L",
+        "R'U'F",
+        "F2 U' R2 D' B2 D2 R2 D2 R2 U' F L' U' R B F2 R B' D2",
+        "D L2 F2 R2 D R2 U L2 U' B2 D L' F2 U2 B' L D' U' R' B2 F2",
+        "F' L2 F' D' R F2 L U L' D2 R2 F2 D2 R2 B' L2 B2 U2 F D2 B",
+        NULL,
+};
+
+bool
+equal_and_log(Cube *c, Cube *d)
+{
+        bool ret = equal(c, d);
+
+        if (!ret) {
+                printf("These cubes should be equal, but are not:\n\n");
+                print_cube(c);
+                printf("\n");
+                print_cube(d);
+                printf("\n");
+        }
+
+        return ret;
+}
+
+bool
+try_str(CubeTester f, char *algstr, char *msg)
+{
+        bool b;
+        Alg *a;
+        Cube c;
+
+        a = new_alg(algstr);
+        make_solved(&c);
+        apply_alg(a, &c);
+
+        if (!(b = f(&c, a)))
+                printf("%s with alg %s\n", msg, algstr);
+
+        free_alg(a);
+
+        return b;
+}
+
+bool
+try_all_str(CubeTester f, char *msg)
+{
+        bool b;
+        int i;
+
+        b = true;
+        for (i = 0; algs[i] != NULL; i++)
+                b = b && try_str(f, algs[i], msg);
+
+        return b;
+}