test: test installation of conan packages

Author: FeignClaims

tests/myproj/CMakeLists.txt

@@ -96,21 +96,14 @@ project_options(
 add_executable(main ./src/main/main.cpp)
 target_link_libraries(main PRIVATE myproj_project_options myproj_project_warnings)
 
-target_find_dependencies(
-  main
+target_find_dependencies(main
   PUBLIC
-  PACKAGE
-  fmt
-  CONFIG
-  PACKAGE
-  Eigen3
-  CONFIG
-  PACKAGE
-  docopt
-  CONFIG
+    PACKAGE fmt CONFIG
+    PACKAGE Eigen3 CONFIG
+    PACKAGE docopt CONFIG
 )
 
-target_link_system_libraries(main PRIVATE fmt::fmt Eigen3::Eigen)
+target_link_system_libraries(main PRIVATE fmt::fmt Eigen3::Eigen docopt)
 
 add_subdirectory(libs)
 
@@ -180,7 +173,7 @@ package_project(
   myproj_project_options
   myproj_project_warnings
   PUBLIC_INCLUDES
-  ${lib2_INCLUDE_DIR22}
+  ${lib2_INCLUDE_DIR2}
 )
 
 package_project(NAME myproj_main TARGETS main)

tests/myproj/conanfile.txt

@@ -3,5 +3,8 @@
 [requires]
 docopt.cpp/0.6.3
 
+[options]
+docopt.cpp/*:shared=True
+
 [generators]
 CMakeDeps

tests/myproj/src/main/main.cpp

@@ -1,10 +1,13 @@
 // test external pac
+#include <docopt/docopt.h>
 #include <Eigen/Dense>
 #include <fmt/core.h>
+#include <fmt/ostream.h>
 #include <fmt/ranges.h>
 
 // test std libraries
 #include <iostream>
+#include <map>
 #include <string>
 #include <string_view>
 
@@ -15,15 +18,31 @@
 #include <cstdint>
 #include <cstring>
 
-int main() {
-    fmt::print("Hello from fmt{}", "!");
+static std::string const usage{
+R"(main.
+
+    Usage:
+      main
+      main (-h | --help)
+      main --version
+
+    Options:
+      -h --help     Show this screen.
+      --version     Show version.
+)"};
+
+int main(int argc, char const* argv[]) {
+    std::map<std::string, docopt::value> args{docopt::docopt(usage, {argv + 1, argv + argc}, /*help=*/true, "main 1.0")};
+    for (auto const& arg : args) {
+      fmt::println("{}: {}", arg.first, fmt::streamed(arg.second));
+    }
 
     Eigen::VectorXd eigen_vec = Eigen::Vector3d(1, 2, 3);
-    fmt::print("[{}]", fmt::join(eigen_vec, ", "));
+    fmt::println("[{}]", fmt::join(eigen_vec, ", "));
 
 #if !defined(__MINGW32__) && !defined(__MSYS__)// TODO fails
     Eigen::VectorXd eigen_vec2 = Eigen::VectorXd::LinSpaced(10, 0, 1);
-    fmt::print("[{}]", fmt::join(eigen_vec2, ", "));
+    fmt::println("[{}]", fmt::join(eigen_vec2, ", "));
 #endif
 
     // trigger address sanitizer