Tutorial: Move step 10 to step 4

Shifts steps 4-9 to 5-10.

Help/guide/tutorial/Step5/CMakeLists.txt

@@ -1,11 +1,20 @@
-cmake_minimum_required(VERSION 3.10)
+cmake_minimum_required(VERSION 3.15)
 
 # set the project name and version
 project(Tutorial VERSION 1.0)
 
 # specify the C++ standard
-set(CMAKE_CXX_STANDARD 11)
-set(CMAKE_CXX_STANDARD_REQUIRED True)
+add_library(tutorial_compiler_flags INTERFACE)
+target_compile_features(tutorial_compiler_flags INTERFACE cxx_std_11)
+
+# add compiler warning flags just when building this project via
+# the BUILD_INTERFACE genex
+set(gcc_like_cxx "$<COMPILE_LANG_AND_ID:CXX,ARMClang,AppleClang,Clang,GNU,LCC>")
+set(msvc_cxx "$<COMPILE_LANG_AND_ID:CXX,MSVC>")
+target_compile_options(tutorial_compiler_flags INTERFACE
+  "$<${gcc_like_cxx}:$<BUILD_INTERFACE:-Wall;-Wextra;-Wshadow;-Wformat=2;-Wunused>>"
+  "$<${msvc_cxx}:$<BUILD_INTERFACE:-W3>>"
+)
 
 # should we use our own math functions
 option(USE_MYMATH "Use tutorial provided math implementation" ON)
@@ -22,45 +31,10 @@ endif()
 
 # add the executable
 add_executable(Tutorial tutorial.cxx)
-target_link_libraries(Tutorial PUBLIC ${EXTRA_LIBS})
+target_link_libraries(Tutorial PUBLIC ${EXTRA_LIBS} tutorial_compiler_flags)
 
 # add the binary tree to the search path for include files
 # so that we will find TutorialConfig.h
 target_include_directories(Tutorial PUBLIC
                            "${PROJECT_BINARY_DIR}"
                            )
-
-# add the install targets
-install(TARGETS Tutorial DESTINATION bin)
-install(FILES "${PROJECT_BINARY_DIR}/TutorialConfig.h"
-  DESTINATION include
-  )
-
-# enable testing
-enable_testing()
-
-# does the application run
-add_test(NAME Runs COMMAND Tutorial 25)
-
-# does the usage message work?
-add_test(NAME Usage COMMAND Tutorial)
-set_tests_properties(Usage
-  PROPERTIES PASS_REGULAR_EXPRESSION "Usage:.*number"
-  )
-
-# define a function to simplify adding tests
-function(do_test target arg result)
-  add_test(NAME Comp${arg} COMMAND ${target} ${arg})
-  set_tests_properties(Comp${arg}
-    PROPERTIES PASS_REGULAR_EXPRESSION ${result}
-    )
-endfunction()
-
-# do a bunch of result based tests
-do_test(Tutorial 4 "4 is 2")
-do_test(Tutorial 9 "9 is 3")
-do_test(Tutorial 5 "5 is 2.236")
-do_test(Tutorial 7 "7 is 2.645")
-do_test(Tutorial 25 "25 is 5")
-do_test(Tutorial -25 "-25 is (-nan|nan|0)")
-do_test(Tutorial 0.0001 "0.0001 is 0.01")