Testing installation.

Author: lemire

.github/workflows/ubuntu20.yml

@@ -15,20 +15,13 @@ jobs:
           #- {cxx:                           , arch: -DCMAKE_CXX_FLAGS="-m32"} # default=gcc9
     steps:
       - uses: actions/checkout@v2
-      - name: Setup cmake
-        uses: jwlawson/[email protected]
-        with:
-          cmake-version: '3.11.x'
-      #- name: install older compilers
-      #  run: |
-      #    sudo -E dpkg --add-architecture i386
-      #    sudo -E apt-get update
-      #    sudo -E apt-get install -y g++-8 g++-8-multilib g++-multilib linux-libc-dev:i386 libc6:i386 libc6-dev:i386 libc6-dbg:i386
-      - name: Prepare build dir
-        run: mkdir build
-      - name: Configure
-        run: cd build && cmake ${{matrix.cxx}} ${{matrix.arch}} -DFASTFLOAT_TEST=ON ..
-      - name: Build
-        run: cmake --build build
-      - name: Run basic tests
-        run: cd build && ctest --output-on-failure -R basictest
+      - name: Use cmake
+        run: |
+          mkdir build &&
+          cd build &&
+          cmake  ${{matrix.cxx}} ${{matrix.arch}} -DFASTFLOAT_TEST=ON -DCMAKE_INSTALL_PREFIX:PATH=destination ..  &&
+          cmake --build .   &&
+          ctest --output-on-failure  &&
+          cmake --install . &&
+          cd ../tests/installation_tests/find &&
+          mkdir build && cd build && cmake -DCMAKE_INSTALL_PREFIX:PATH=../../../build/destination .. &&  cmake --build .

.github/workflows/vs16-ci.yml

@@ -21,7 +21,14 @@ jobs:
           cd build && cmake -G "${{matrix.gen}}" -A ${{matrix.arch}} -DFASTFLOAT_TEST=ON ..
       - name: Build
         run: cmake --build build --config Release --parallel
-      - name: Run basic tests
+      - name: Run tests
         run: |
           cd build
-          ctest -C Release --output-on-failure -R basictest
+          ctest -C Release --output-on-failure
+      - name: Install
+        run: |
+          cmake --install build --config Release
+      - name: Test Installation
+        run: |
+          cmake -G "${{matrix.gen}}" -A ${{matrix.arch}}  -B build_install_test tests/installation_tests/find
+          cmake --build build_install_test --config Release

tests/installation_tests/find/CMakeLists.txt

@@ -0,0 +1,28 @@
+cmake_minimum_required(VERSION 3.15)
+
+project(test_simdjson_install VERSION 0.1.0 LANGUAGES CXX)
+
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+find_package(fast_float REQUIRED)
+
+
+
+file(WRITE main.cpp "
+#include \"fast_float/fast_float.h\"
+#include <iostream>
+ 
+int main() {
+    const std::string input =  \"3.1416 xyz \";
+    double result;
+    auto answer = fast_float::from_chars(input.data(), input.data()+input.size(), result);
+    if(answer.ec != std::errc()) { std::cerr << \"parsing failure\n\"; return EXIT_FAILURE; }
+    std::cout << \"parsed the number \" << result << std::endl;
+    return EXIT_SUCCESS;
+}")
+
+
+
+add_executable(repro main.cpp)
+target_link_libraries(repro PUBLIC fast_float::fast_float)