Initial commit

tests/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.10)
+set(CMAKE_CXX_STANDARD 20)
+
+# Explicitly list the test source code and headers. The Catch header-only unit
+# test framework is stored in with the test source.
+set(CLANG_UML_TEST_EXAMPLE_SRC
+    test_example.cpp
+)
+set(CLANG_UML_TEST_EXAMPLE_HEADER
+    catch.hpp
+)
+
+# Make an executable target that depends on the test source code we specified
+# above.
+add_executable(test-example ${CLANG_UML_TEST_EXAMPLE_SRC} ${CLANG_UML_TEST_EXAMPL_HEADER})
+
+# Enable testing via CTest
+enable_testing()
+
+# Add our test as runnable via CTest
+add_test(NAME test-example COMMAND test-example)

tests/test_example.cpp

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+#define CATCH_CONFIG_MAIN
+
+#include "catch.hpp"
+#include <source_file.hpp>
+#include <string>
+#include <complex>
+
+TEST_CASE("Test add", "[unit-test]"){
+    // not very good tests, but oh well...
+    REQUIRE(add(2, 3) == 5);
+    REQUIRE(add(2., 3.) == 5.);
+    REQUIRE(add(0, 0) == 0);
+    std::cout << "RUNNING TEST" << std::endl;
+    std::complex<double> a(2., 3.);
+    std::complex<double> b(-1., 20.);
+    std::complex<double> c(1., 23.);
+    REQUIRE(add(a,b) == c);
+
+}