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-rw-r--r--tests/util/bitvec.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/tests/util/bitvec.c b/tests/util/bitvec.c
new file mode 100644
index 0000000..f784589
--- /dev/null
+++ b/tests/util/bitvec.c
@@ -0,0 +1,64 @@
+#include "clar_libgit2.h"
+#include "bitvec.h"
+
+#if 0
+static void print_bitvec(git_bitvec *bv)
+{
+ int b;
+
+ if (!bv->length) {
+ for (b = 63; b >= 0; --b)
+ fprintf(stderr, "%d", (bv->u.bits & (1ul << b)) ? 1 : 0);
+ } else {
+ for (b = bv->length * 8; b >= 0; --b)
+ fprintf(stderr, "%d", (bv->u.ptr[b >> 3] & (b & 0x0ff)) ? 1 : 0);
+ }
+ fprintf(stderr, "\n");
+}
+#endif
+
+static void set_some_bits(git_bitvec *bv, size_t length)
+{
+ size_t i;
+
+ for (i = 0; i < length; ++i) {
+ if (i % 3 == 0 || i % 7 == 0)
+ git_bitvec_set(bv, i, true);
+ }
+}
+
+static void check_some_bits(git_bitvec *bv, size_t length)
+{
+ size_t i;
+
+ for (i = 0; i < length; ++i)
+ cl_assert_equal_b(i % 3 == 0 || i % 7 == 0, git_bitvec_get(bv, i));
+}
+
+void test_bitvec__0(void)
+{
+ git_bitvec bv;
+
+ cl_git_pass(git_bitvec_init(&bv, 32));
+ set_some_bits(&bv, 16);
+ check_some_bits(&bv, 16);
+ git_bitvec_clear(&bv);
+ set_some_bits(&bv, 32);
+ check_some_bits(&bv, 32);
+ git_bitvec_clear(&bv);
+ set_some_bits(&bv, 64);
+ check_some_bits(&bv, 64);
+ git_bitvec_free(&bv);
+
+ cl_git_pass(git_bitvec_init(&bv, 128));
+ set_some_bits(&bv, 32);
+ check_some_bits(&bv, 32);
+ set_some_bits(&bv, 128);
+ check_some_bits(&bv, 128);
+ git_bitvec_free(&bv);
+
+ cl_git_pass(git_bitvec_init(&bv, 4000));
+ set_some_bits(&bv, 4000);
+ check_some_bits(&bv, 4000);
+ git_bitvec_free(&bv);
+}