1 files changed, 105 insertions, 0 deletions
diff --git a/tests/ngtcp2_range_test.c b/tests/ngtcp2_range_test.c
new file mode 100644
index 0000000..d60c343
--- /dev/null
+++ b/tests/ngtcp2_range_test.c
@@ -0,0 +1,105 @@
+/*
+ * ngtcp2
+ *
+ * Copyright (c) 2017 ngtcp2 contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "ngtcp2_range_test.h"
+
+#include <CUnit/CUnit.h>
+
+#include "ngtcp2_range.h"
+#include "ngtcp2_test_helper.h"
+
+void test_ngtcp2_range_intersect(void) {
+  ngtcp2_range a, b, c;
+
+  ngtcp2_range_init(&a, 0, UINT64_MAX);
+  ngtcp2_range_init(&b, 0, 1000000007);
+  c = ngtcp2_range_intersect(&a, &b);
+
+  CU_ASSERT(0 == c.begin);
+  CU_ASSERT(1000000007 == c.end);
+
+  ngtcp2_range_init(&a, 1000000007, UINT64_MAX);
+  ngtcp2_range_init(&b, 0, UINT64_MAX);
+  c = ngtcp2_range_intersect(&a, &b);
+
+  CU_ASSERT(1000000007 == c.begin);
+  CU_ASSERT(UINT64_MAX == c.end);
+
+  ngtcp2_range_init(&a, 0, UINT64_MAX);
+  ngtcp2_range_init(&b, 33333, 55555);
+  c = ngtcp2_range_intersect(&a, &b);
+
+  CU_ASSERT(33333 == c.begin);
+  CU_ASSERT(55555 == c.end);
+
+  ngtcp2_range_init(&a, 0, 1000000009);
+  ngtcp2_range_init(&b, 1000000007, UINT64_MAX);
+  c = ngtcp2_range_intersect(&a, &b);
+
+  CU_ASSERT(1000000007 == c.begin);
+  CU_ASSERT(1000000009 == c.end);
+}
+
+void test_ngtcp2_range_cut(void) {
+  ngtcp2_range a, b, l, r;
+
+  ngtcp2_range_init(&a, 0, UINT64_MAX);
+  ngtcp2_range_init(&b, 1000000007, 1000000009);
+  ngtcp2_range_cut(&l, &r, &a, &b);
+
+  CU_ASSERT(0 == l.begin);
+  CU_ASSERT(1000000007 == l.end);
+  CU_ASSERT(1000000009 == r.begin);
+  CU_ASSERT(UINT64_MAX == r.end);
+
+  ngtcp2_range_init(&a, 0, UINT64_MAX);
+  ngtcp2_range_init(&b, 0, 1000000007);
+  ngtcp2_range_cut(&l, &r, &a, &b);
+
+  CU_ASSERT(0 == ngtcp2_range_len(&l));
+  CU_ASSERT(1000000007 == r.begin);
+  CU_ASSERT(UINT64_MAX == r.end);
+
+  ngtcp2_range_init(&a, 0, UINT64_MAX);
+  ngtcp2_range_init(&b, 1000000009, UINT64_MAX);
+  ngtcp2_range_cut(&l, &r, &a, &b);
+
+  CU_ASSERT(0 == l.begin);
+  CU_ASSERT(1000000009 == l.end);
+  CU_ASSERT(0 == ngtcp2_range_len(&r));
+}
+
+void test_ngtcp2_range_not_after(void) {
+  ngtcp2_range a, b;
+
+  ngtcp2_range_init(&a, 1, 1000000007);
+  ngtcp2_range_init(&b, 0, 1000000007);
+
+  CU_ASSERT(ngtcp2_range_not_after(&a, &b));
+
+  ngtcp2_range_init(&a, 1, 1000000008);
+  ngtcp2_range_init(&b, 0, 1000000007);
+
+  CU_ASSERT(!ngtcp2_range_not_after(&a, &b));
+}