xnu-7195.50.7.100.1.tar.gz

[apple/xnu.git] / tests / bounded_ptr_src / operator_bool.cpp

diff --git a/tests/bounded_ptr_src/operator_bool.cpp b/tests/bounded_ptr_src/operator_bool.cpp
new file mode 100644 (file)
index 0000000..595da16
--- /dev/null
+++ b/tests/bounded_ptr_src/operator_bool.cpp
@@ -0,0 +1,42 @@
+//
+// Tests for
+//  explicit operator bool() const;
+//
+
+#include <libkern/c++/bounded_ptr.h>
+#include <darwintest.h>
+#include <darwintest_utils.h>
+#include "test_utils.h"
+
+#define _assert(...) T_ASSERT_TRUE((__VA_ARGS__), # __VA_ARGS__)
+
+struct T { };
+
+template <typename T>
+static void
+tests()
+{
+       {
+               test_bounded_ptr<T> p = nullptr;
+               if (p) {
+                       _assert(false);
+               }
+               _assert(!p);
+       }
+       {
+               T t;
+               test_bounded_ptr<T> p(&t, &t, &t + 1);
+               if (p) {
+               } else {
+                       _assert(false);
+               }
+               _assert(!!p);
+       }
+}
+
+T_DECL(operator_bool, "bounded_ptr.operator.bool") {
+       tests<T>();
+       tests<T const>();
+       tests<T volatile>();
+       tests<T const volatile>();
+}