1 files changed, 13 insertions, 0 deletions
diff --git a/Client/ThirdParty/fpm/tests/detail.cpp b/Client/ThirdParty/fpm/tests/detail.cpp
new file mode 100644
index 0000000..7045b04
--- /dev/null
+++ b/Client/ThirdParty/fpm/tests/detail.cpp
@@ -0,0 +1,13 @@
+#include "common.hpp"
+#include <fpm/math.hpp>
+
+TEST(detail, find_highest_bit)
+{
+    EXPECT_EQ(0, fpm::detail::find_highest_bit(1));
+    EXPECT_EQ(1, fpm::detail::find_highest_bit(2));
+    EXPECT_EQ(12, fpm::detail::find_highest_bit(0x1000));
+    EXPECT_EQ(23, fpm::detail::find_highest_bit(0x00FFFFFF));
+    EXPECT_EQ(23, fpm::detail::find_highest_bit(0x0087BD54));
+    EXPECT_EQ(28, fpm::detail::find_highest_bit(0x10000000));
+    EXPECT_EQ(31, fpm::detail::find_highest_bit(0x80000000));
+}