use cmake for build process and add better test (#3)

* use cmake for build process and add better test

* fix test

* fix test 2

* use cmake for tests

.github/workflows/test_cpp.yml

@@ -5,7 +5,8 @@ on:
     branches:
       - main
   pull_request:
-    branches: -main
+    branches:
+      - main
 
 jobs:
   install:
@@ -14,8 +15,10 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
       - name: install dependencies
-        run: sudo apt install g++
+        run: sudo apt install g++ cmake
       - name: compile
-        run: g++ src/main.cpp
+        run: |
+          cmake src
+          make
       - name: test
-        run: ./a.out 10 31
+        run: ctest --verbose

.gitignore

@@ -159,4 +159,6 @@ cython_debug/
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
 #.idea/
 
-.trunk
+.trunk
+build
+install

src/CMakeLists.txt

@@ -0,0 +1,12 @@
+cmake_minimum_required(VERSION 3.16)
+
+project(main)
+
+add_executable(main main.cpp)
+
+install(TARGETS main)
+
+enable_testing()
+# Configure the test script for the current build
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/tests/test_sum.sh.in ${CMAKE_CURRENT_BINARY_DIR}/test_sum.sh)
+add_test(NAME test-summation COMMAND bash test_sum.sh)

src/tests/test_sum.sh.in

@@ -0,0 +1,56 @@
+#!/bin/bash
+
+
+
+# Let's test that execution without arguments should fail
+`@CMAKE_CURRENT_BINARY_DIR@/main`
+# Test the return code of the execution to not be 0
+if [ $? -eq 0 ]; then
+    exit -1
+fi
+
+# Test some basic summation
+result=`@CMAKE_CURRENT_BINARY_DIR@/main 3.14`
+echo $result
+
+# Check that return code is 0
+if [ ! $? -eq 0 ]; then exit -1; fi
+if [ ! "$result" = "3.14" ]; then
+    exit -2
+fi
+
+result=`@CMAKE_CURRENT_BINARY_DIR@/main 0.1 0.5`
+echo $result
+
+# Check that return code is 0
+if [ ! $? -eq 0 ]; then exit -1; fi
+if [ ! "$result" = "0.6" ]; then
+    exit -2
+fi
+
+result=`@CMAKE_CURRENT_BINARY_DIR@/main 0.1 -0.1`
+echo $result
+
+# Check that return code is 0
+if [ ! $? -eq 0 ]; then exit -1; fi
+if [ ! "$result" = "0" ]; then
+    exit -2
+fi
+
+result=`@CMAKE_CURRENT_BINARY_DIR@/main 0.1 -0.15 0.5`
+echo $result
+
+# Check that return code is 0
+if [ ! $? -eq 0 ]; then exit -1; fi
+if [ ! "$result" = "0.45" ]; then
+    exit -2
+fi
+
+result=`@CMAKE_CURRENT_BINARY_DIR@/main -0.1 -0.15 0.05`
+echo $result
+
+# Check that return code is 0
+if [ ! $? -eq 0 ]; then exit -1; fi
+if [ ! "$result" = "-0.2" ]; then
+    exit -2
+fi