Tests: move remaining gtests into their own module folders

And make them part of the blender_test runner. The one exception is blenlib
performance tests, which we don't want to run by default. They remain in their
own executable.

Differential Revision: https://developer.blender.org/D8498

1 files changed, 50 insertions, 0 deletions

diff --git a/source/blender/blenlib/tests/BLI_math_bits_test.cc b/source/blender/blenlib/tests/BLI_math_bits_test.cc
new file mode 100644
index 00000000000..4fa4809beed
--- /dev/null
+++ b/source/blender/blenlib/tests/BLI_math_bits_test.cc
@@ -0,0 +1,50 @@
+/* Apache License, Version 2.0 */
+
+#include "BLI_math_bits.h"
+#include "testing/testing.h"
+#include <iostream>
+
+TEST(math_bits, BitscanReverseClearUint)
+{
+  uint a = 1234;
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 21);
+  EXPECT_EQ(a, 210);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 24);
+  EXPECT_EQ(a, 82);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 25);
+  EXPECT_EQ(a, 18);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 27);
+  EXPECT_EQ(a, 2);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 30);
+  EXPECT_EQ(a, 0);
+
+  a = 3563987529;
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 0);
+  EXPECT_EQ(a, 1416503881);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 1);
+  EXPECT_EQ(a, 342762057);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 3);
+  EXPECT_EQ(a, 74326601);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 5);
+  EXPECT_EQ(a, 7217737);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 9);
+  EXPECT_EQ(a, 3023433);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 10);
+  EXPECT_EQ(a, 926281);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 12);
+  EXPECT_EQ(a, 401993);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 13);
+  EXPECT_EQ(a, 139849);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 14);
+  EXPECT_EQ(a, 8777);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 18);
+  EXPECT_EQ(a, 585);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 22);
+  EXPECT_EQ(a, 73);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 25);
+  EXPECT_EQ(a, 9);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 28);
+  EXPECT_EQ(a, 1);
+  EXPECT_EQ(bitscan_reverse_clear_uint(&a), 31);
+  EXPECT_EQ(a, 0);
+}