[A] Add test lib to package test

.travis.yml

@@ -263,10 +263,12 @@ script:
   - cmake --build build -- install
   - ls `pwd`/install
   - cd tests/package_tests
-  - cmake -H. -B_build -DCMAKE_PREFIX_PATH=../../install -DCMAKE_C_STANDARD=99 -DCMAKE_CXX_STANDARD=11
+  - cmake -H. -B_build -DCMAKE_PREFIX_PATH=../../install -DCMAKE_C_STANDARD=99 -DCMAKE_CXX_STANDARD=11 -DCMAKE_INSTALL_PREFIX=./_install_foo
   - cmake --build _build -- -j3
-  - ./_build/app
+  - ./_build/foo-app
+  - cmake --build _build -- install
   - rm -rf _build
+  - rm -rf _install_foo
   - cd ../../build
 
   # Build for coveralls (should be the last)
@@ -284,8 +286,3 @@ script:
 
 
 
-
-
-
-
-

tests/package_tests/CMakeLists.txt

@@ -1,5 +1,7 @@
 cmake_minimum_required(VERSION 3.0)
 
+project(foo)
+
 find_package(libfort)
 
 # Assert exports of libfort
@@ -16,8 +18,35 @@ if (NOT ${libfort_VERSION} EQUAL "0.4.0")
 	message(FATAL_ERROR "libfort_VERSION is incorrect")
 endif()
 
-add_executable(app 
-    1-simple_table.cpp)
+# Create target that depend on libfort and check they'll compile ok
+add_executable(foo-app
+    foo-app.cpp)
+target_link_libraries(foo-app
+	PRIVATE libfort::fort
+)
+
+add_library(foo-lib
+	foo-lib.cpp)
+target_link_libraries(foo-lib
+    PRIVATE libfort::fort)
+
+include(GNUInstallDirs)
+install(
+	TARGETS foo-lib
+	EXPORT ${PROJECT_NAME}-targets
+	INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
+	LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+	ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+	RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+)
+
+
+include(CMakePackageConfigHelpers)
+
+install(
+	EXPORT ${PROJECT_NAME}-targets
+	FILE ${PROJECT_NAME}-targets.cmake
+	NAMESPACE ${PROJECT_NAME}::
+	DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}
+)
 
-target_link_libraries(app
-    libfort::fort)

tests/package_tests/foo-lib.cpp

@@ -0,0 +1,13 @@
+#include "fort.hpp"
+
+std::string print_string()
+{
+    fort::char_table table;
+    table << fort::header
+        << "N" << "Driver" << "Time" << "Avg Speed" << fort::endr
+        << "1" << "Ricciardo" << "1:25.945" << "47.362" << fort::endr
+        << "2" << "Hamilton" << "1:26.373" << "35.02" << fort::endr
+        << "3" << "Verstappen" << "1:26.469" << "29.78" << fort::endr;
+
+    return table.to_string();
+}