Add test numpy.cpp

CMakeLists.txt

@@ -27,7 +27,7 @@ if(NOT SHOW_XTENSOR_WARNINGS)
     endif()
 endif()
 
-add_executable(${PROJECT_NAME} test_main.cpp numpy/src/numpy.cpp)
+add_executable(${PROJECT_NAME} numpy/tests/test_numpy.cpp numpy/src/numpy.cpp)
 
 set_property(TARGET ${PROJECT_NAME} PROPERTY VS_DEBUGGER_WORKING_DIRECTORY CMAKE_CURRENT_LIST_DIR)
 

numpy/README.md

@@ -15,7 +15,7 @@
   test_arange(100)
   ```
 
-2. Read the script and execute it in `test_main.cpp`. 
+2. Read the script and execute it in `test_numpy.cpp`. 
 ```cpp
   #include <pybind11/embed.h>
   #include <fstream>

numpy/tests/test_numpy.cpp

@@ -0,0 +1,18 @@
+#include <pybind11/embed.h>
+#include <fstream>
+#include <sstream>
+#include <string>
+
+namespace py = pybind11;
+using namespace pybind11;
+
+int main() {
+  py::scoped_interpreter guard{};
+  std::ifstream file("numpy/tests/test_numpy.py");
+  std::stringstream buffer;
+  buffer << file.rdbuf();
+  std::string script = buffer.str();
+  py::exec(script);
+
+  return 0;
+}