sync with upstream

1 files changed, 59 insertions, 0 deletions

diff --git a/xbmc/utils/test/TestMathUtils.cpp b/xbmc/utils/test/TestMathUtils.cpp
new file mode 100644
index 0000000..d60cc3f
--- /dev/null
+++ b/xbmc/utils/test/TestMathUtils.cpp
@@ -0,0 +1,59 @@
+/*
+ *  Copyright (C) 2005-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#include "utils/MathUtils.h"
+
+#include <gtest/gtest.h>
+
+TEST(TestMathUtils, round_int)
+{
+  int refval, varval, i;
+
+  for (i = -8; i < 8; ++i)
+  {
+    double d = 0.25*i;
+    refval = (i < 0) ? (i - 1) / 4 : (i + 2) / 4;
+    varval = MathUtils::round_int(d);
+    EXPECT_EQ(refval, varval);
+  }
+}
+
+TEST(TestMathUtils, truncate_int)
+{
+  int refval, varval, i;
+
+  for (i = -8; i < 8; ++i)
+  {
+    double d = 0.25*i;
+    refval = i / 4;
+    varval = MathUtils::truncate_int(d);
+    EXPECT_EQ(refval, varval);
+  }
+}
+
+TEST(TestMathUtils, abs)
+{
+  int64_t refval, varval;
+
+  refval = 5;
+  varval = MathUtils::abs(-5);
+  EXPECT_EQ(refval, varval);
+}
+
+TEST(TestMathUtils, bitcount)
+{
+  unsigned refval, varval;
+
+  refval = 10;
+  varval = MathUtils::bitcount(0x03FF);
+  EXPECT_EQ(refval, varval);
+
+  refval = 8;
+  varval = MathUtils::bitcount(0x2AD5);
+  EXPECT_EQ(refval, varval);
+}