From 4e6ad37fc118ca6be1d9190e482e8101ba7f093e Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Tue, 19 Jan 2016 07:15:27 +1100
Subject: GTests: array_utils

---
 tests/gtests/blenlib/BLI_array_utils_test.cc | 117 +++++++++++++++++++++++++++
 tests/gtests/blenlib/CMakeLists.txt          |   1 +
 2 files changed, 118 insertions(+)
 create mode 100644 tests/gtests/blenlib/BLI_array_utils_test.cc

(limited to 'tests/gtests')

diff --git a/tests/gtests/blenlib/BLI_array_utils_test.cc b/tests/gtests/blenlib/BLI_array_utils_test.cc
new file mode 100644
index 00000000000..2a1c1836672
--- /dev/null
+++ b/tests/gtests/blenlib/BLI_array_utils_test.cc
@@ -0,0 +1,117 @@
+/* Apache License, Version 2.0 */
+
+#include "testing/testing.h"
+
+extern "C" {
+#include "BLI_utildefines.h"
+#include "BLI_array_utils.h"
+}
+
+/* -------------------------------------------------------------------- */
+/* tests */
+
+/* BLI_array_reverse */
+TEST(array_utils, Reverse)
+{
+	{
+		char data[] = "";
+		BLI_array_reverse(data, ARRAY_SIZE(data) - 1);
+		EXPECT_STREQ("", data);
+	}
+
+	{
+		char data[] = "0";
+		BLI_array_reverse(data, ARRAY_SIZE(data) - 1);
+		EXPECT_STREQ("0", data);
+	}
+
+	{
+		char data[] = "0123";
+		BLI_array_reverse(data, ARRAY_SIZE(data) - 1);
+		EXPECT_STREQ("3210", data);
+	}
+
+	{
+		const std::vector<int> data_cmp  = {3, 2, 1, 0};
+		std::vector<int> data            = {0, 1, 2, 3};
+		BLI_array_reverse(data.data(), data.size());
+		EXPECT_EQ(data, data_cmp);
+	}
+}
+
+/* BLI_array_findindex */
+TEST(array_utils, FindIndex)
+{
+	{
+		char data[] = "", find = '0';
+		EXPECT_EQ(-1, BLI_array_findindex(data, ARRAY_SIZE(data) - 1, &find));
+	}
+
+	{
+		char data[] = "0", find = '0';
+		EXPECT_EQ(0, BLI_array_findindex(data, ARRAY_SIZE(data) - 1, &find));
+	}
+
+	{
+		char data[] = "1", find = '0';
+		EXPECT_EQ(-1, BLI_array_findindex(data, ARRAY_SIZE(data) - 1, &find));
+	}
+
+	{
+		char data[] = "0123", find = '3';
+		EXPECT_EQ(3, BLI_array_findindex(data, ARRAY_SIZE(data) - 1, &find));
+	}
+
+	{
+		int data[] = {0, 1, 2, 3}, find = 2;
+		EXPECT_EQ(2, BLI_array_findindex(data, ARRAY_SIZE(data) - 1, &find));
+	}
+}
+
+/* BLI_array_binary_and */
+TEST(array_utils, BinaryAnd)
+{
+#define BINARY_AND_TEST(data_cmp, data_a, data_b, data_combine) \
+	{ \
+		data_combine.resize(data_cmp.size()); \
+		BLI_array_binary_and(data_combine.data(), data_a.data(), data_b.data(), data_cmp.size()); \
+		EXPECT_EQ(data_combine, data_cmp); \
+	} ((void)0)
+
+	{
+		std::vector<int> data_a = {0, 1, 0, 1}, data_b = {1, 0, 1, 0}, data_cmp = {0, 0, 0, 0};
+		std::vector<int> data_combine;
+		BINARY_AND_TEST(data_cmp, data_a, data_b, data_combine);
+	}
+
+	{
+		std::vector<int> data_a = {1, 1, 1, 1}, data_b = {1, 0, 1, 0}, data_cmp = {1, 0, 1, 0};
+		std::vector<int> data_combine;
+		BINARY_AND_TEST(data_cmp, data_a, data_b, data_combine);
+	}
+#undef BINARY_AND_TEST
+}
+
+/* BLI_array_binary_or */
+TEST(array_utils, BinaryOr)
+{
+#define BINARY_OR_TEST(data_cmp, data_a, data_b, data_combine) \
+	{ \
+		data_combine.resize(data_cmp.size()); \
+		BLI_array_binary_or(data_combine.data(), data_a.data(), data_b.data(), data_cmp.size()); \
+		EXPECT_EQ(data_combine, data_cmp); \
+	} ((void)0)
+
+	{
+		std::vector<int> data_a = {0, 1, 0, 1}, data_b = {1, 0, 1, 0}, data_cmp = {1, 1, 1, 1};
+		std::vector<int> data_combine;
+		BINARY_OR_TEST(data_cmp, data_a, data_b, data_combine);
+	}
+
+	{
+		std::vector<int> data_a = {1, 1, 0, 0}, data_b = {0, 0, 1, 0}, data_cmp = {1, 1, 1, 0};
+		std::vector<int> data_combine;
+		BINARY_OR_TEST(data_cmp, data_a, data_b, data_combine);
+	}
+#undef BINARY_OR_TEST
+}
diff --git a/tests/gtests/blenlib/CMakeLists.txt b/tests/gtests/blenlib/CMakeLists.txt
index 443d9b0e84b..8f350f0b1a5 100644
--- a/tests/gtests/blenlib/CMakeLists.txt
+++ b/tests/gtests/blenlib/CMakeLists.txt
@@ -35,6 +35,7 @@ set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${PLATFORM_LINKFLAGS}")
 set(CMAKE_EXE_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG} ${PLATFORM_LINKFLAGS_DEBUG}")
 
 
+BLENDER_TEST(BLI_array_utils "bf_blenlib")
 BLENDER_TEST(BLI_stack "bf_blenlib")
 BLENDER_TEST(BLI_math_color "bf_blenlib")
 BLENDER_TEST(BLI_math_geom "bf_blenlib;bf_intern_eigen")
-- 
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