#1 establishing the GoogleTest framework

CMakeLists.txt

@@ -1,12 +1,16 @@
 cmake_minimum_required(VERSION 3.1)
 project(SimpleCloth)
 
+# Ensure we have at least CMake 3.14
+if(${CMAKE_VERSION} VERSION_LESS 3.14)
+    message(FATAL_ERROR "GoogleTest integration requires at least CMake 3.14")
+endif()
+
 set(BINARY_NAME ${CMAKE_PROJECT_NAME})
 
 set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED True)
 
-# Add the path of the cmake files to the CMAKE_MODULE_PATH
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_SOURCE_DIR}/cmake)
 
 if(NOT CMAKE_BUILD_TYPE)
@@ -17,27 +21,36 @@ set(CMAKE_CXX_FLAGS "-Wall -Wextra")
 set(CMAKE_CXX_FLAGS_DEBUG "-g")
 set(CMAKE_CXX_FLAGS_RELEASE "-O3")
 
-message(STATUS "Build type: ${CMAKE_BUILD_TYPE}")
-
 if(MSVC)
     add_compile_options(/W4)
 else()
     add_compile_options(-Wall -Wextra -pedantic)
 endif()
 
-
-#find_package(GSL REQUIRED)
-#link_libraries(GSL::gsl GSL::gslcblas)
-
 set(EXECUTABLE_OUTPUT_PATH ${CMAKE_SOURCE_DIR}/bin)
 
 add_executable(${BINARY_NAME} src/main.cpp includes/ArrayT.h includes/Environment.h includes/MultArrayT.h includes/Vec3.h)
 
 include_directories(includes)
 
+# Include GoogleTest
+include(FetchContent)
+FetchContent_Declare(
+  googletest
+  URL https://github.com/google/googletest/archive/5376968f6948923e2411081fd9372e71a59d8e77.zip
+)
+set(gtest_force_shared_crt ON CACHE BOOL "" FORCE) # For Windows
+FetchContent_MakeAvailable(googletest)
+
 include(CTest)
-enable_testing(test)
+enable_testing()
 
+# Only include test subdirectory if BUILD_TESTING is on
 if (BUILD_TESTING)
     add_subdirectory(test)
 endif()
+
+# Example of how to link a test executable
+# add_executable(example_test test/example_test.cpp)
+# target_link_libraries(example_test gtest_main)
+# add_test(NAME example_test COMMAND example_test)

test/CMakeLists.txt

@@ -1,16 +1,13 @@
-# see https://cmake.org/cmake/help/latest/module/FindBoost.html
-set(Boost_USE_STATIC_LIBS OFF) #enable dynamic linking
+# Assuming GoogleTest has already been made available in the main CMakeLists.txt
 
-# search for unit_test_framework
-find_package(Boost REQUIRED COMPONENTS unit_test_framework)
+# Create a test executable target from tests.cpp
+add_executable(SimpleCloth_test tests.cpp)
 
-include_directories(${Boost_INCLUDE_DIR})
+# Link GoogleTest libraries to the new target
+target_link_libraries(SimpleCloth_test gtest_main)
 
-# create a cmake_testapp_boost target from tests.cpp
-add_executable(SimpleCloth_boost tests.cpp)
+# Optionally, if you have additional libraries your tests need to link against, include them here
+# target_link_libraries(SimpleCloth_test gtest_main your_additional_libraries)
 
-# link Boost libraries to the new target
-target_link_libraries(SimpleCloth_boost ${Boost_LIBRARIES})
-
-# link Boost with code library
-target_link_libraries(SimpleCloth_boost)
+# Register the executable with CTest
+add_test(NAME SimpleCloth_test COMMAND SimpleCloth_test)

test/tests.cpp

@@ -1,49 +1,36 @@
-//
-// Created by saman on 10/29/20.
-//
-
-#define BOOST_TEST_MAIN
-#define BOOST_TEST_MODULE my_unit_tests
-#define BOOST_TEST_DYN_LINK
-#include <boost/test/unit_test.hpp>
-
+// Assuming you have GoogleTest included in your project setup
 
+#include <gtest/gtest.h>
 #include "../includes/Vec3.h"
 #include "../includes/ArrayT.h"
 
+// Define the test suite name with TEST()
+TEST(MyTestSuite, DotProduct) {
+    Vec3 v1(1.0, 2.0, 0.0);
+    Vec3 v2(-1.0, -3.0, 1.0);
+    EXPECT_DOUBLE_EQ(v1.Dot(v2), -7.0); // Use EXPECT_DOUBLE_EQ for comparing floating-point numbers
+}
 
-BOOST_AUTO_TEST_SUITE(my_testsuite)
+TEST(MyTestSuite, AssignToScalar) {
+    Vec3 v1(3, 5, 0);
+    double val = 3;
+    v1 = val;
+    EXPECT_EQ(v1.x, 3);
+    EXPECT_EQ(v1.y, 3);
+}
 
-    BOOST_AUTO_TEST_CASE(dot_product)
-    {
-        Vec3 v1(1.0, 2.0, 0.0);
-        Vec3 v2(-1.0, -3.0, 1.0);
-        BOOST_TEST ( v1.Dot(v2) == -7.0);
-    }
+TEST(MyTestSuite, MultiplyingByScalar) {
+    Vec3 v1(5, 4, 0);
+    double val = 3;
+    v1 *= val;
+    EXPECT_EQ(v1.x, 15);
+    EXPECT_EQ(v1.y, 12);
+}
 
-    BOOST_AUTO_TEST_CASE(assign_to_scalar)
-    {
-        Vec3 v1(3, 5, 0);
-        double val = 3;
-        v1 = val;
-        BOOST_TEST (v1.x == 3);
-        BOOST_TEST (v1.y == 3);
-    }
-    BOOST_AUTO_TEST_CASE(multiplying_by_scalar)
-    {
-        Vec3 v1(5, 4, 0);
-        double val = 3;
-        v1 *= val;
-        BOOST_TEST (v1.x == 15);
-        BOOST_TEST (v1.y == 12);
-    }
-    BOOST_AUTO_TEST_CASE(multiplying_by_scalar_on_the_line)
-    {
-        Vec3 v1(2.0, 3.0, 0.0);
-        double val = 2.0;
-        Vec3 v2 = v1 * val;
-        BOOST_TEST (v2.x == 4.0);
-        BOOST_TEST (v2.y == 6.0);
-    }
-
-BOOST_AUTO_TEST_SUITE_END()
+TEST(MyTestSuite, MultiplyingByScalarOnTheLine) {
+    Vec3 v1(2.0, 3.0, 0.0);
+    double val = 2.0;
+    Vec3 v2 = v1 * val;
+    EXPECT_EQ(v2.x, 4.0);
+    EXPECT_EQ(v2.y, 6.0);
+}