intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 35 insertions, 0 deletions

diff --git a/util/system/yassert_ut.cpp b/util/system/yassert_ut.cpp
new file mode 100644
index 0000000000..ddd392666c
--- /dev/null
+++ b/util/system/yassert_ut.cpp
@@ -0,0 +1,35 @@
+#undef NDEBUG
+// yassert.h must be included before all headers
+#include "yassert.h"
+
+#include <library/cpp/testing/unittest/registar.h>
+
+Y_UNIT_TEST_SUITE(YassertTest) {
+    Y_UNIT_TEST(TestAcsLikeFunctionCall) {
+        if (true) {
+            Y_ASSERT(true); // this cannot be compiled if Y_ASSERT is "if (!cond) { ... }"
+        } else {
+            Y_ASSERT(false);
+        }
+
+        bool var = false;
+        if (false) {
+            Y_ASSERT(false);
+        } else {
+            var = true; // this is unreachable if Y_ASSERT is "if (!cond) { ... }"
+        }
+        UNIT_ASSERT(var);
+    }
+
+    Y_UNIT_TEST(TestFailCompiles) {
+        if (false) {
+            Y_FAIL("%d is a lucky number", 7);
+            Y_FAIL();
+        }
+    }
+
+    Y_UNIT_TEST(TestVerify) {
+        Y_VERIFY(true, "hi %s", "there");
+        Y_VERIFY(true);
+    }
+}