Make header tests completely automatic

tests/CMakeLists.txt

@@ -1,21 +1,3 @@
-# header tests: these just include specific headers to check if
-# they are compilable (e.g., includes and forward declarations are
-# complete and do not require extra includes)
-SET(HEADER_TESTS
-	header_audio
-	header_exception
-	header_point
-	header_rect
-	header_renderer
-	header_rwops
-	header_extrarwops
-	header_sdl
-	header_sdl2pp
-	header_texture
-	header_wav
-	header_window
-)
-
 # simple command-line tests
 SET(CLI_TESTS
 	test_pointrect
@@ -30,9 +12,11 @@ SET(GUI_TESTS
 
 ADD_DEFINITIONS(-DTESTDATA_DIR="${PROJECT_SOURCE_DIR}/testdata")
 
-FOREACH(TEST ${HEADER_TESTS})
-	ADD_EXECUTABLE(${TEST} ${TEST}.cc)
-ENDFOREACH(TEST ${TESTS})
+FOREACH(HEADER ${LIBRARY_HEADERS})
+	STRING(MAKE_C_IDENTIFIER ${HEADER} HEADER_NORMALIZED)
+	CONFIGURE_FILE(header_test.cc.in ${HEADER_NORMALIZED}_test.cc)
+	ADD_EXECUTABLE(${HEADER_NORMALIZED}_test ${HEADER_NORMALIZED}_test.cc)
+ENDFOREACH(HEADER ${TESTS})
 
 FOREACH(TEST ${CLI_TESTS})
 	ADD_EXECUTABLE(${TEST} ${TEST}.cc)

tests/header_audio.cc

@@ -1,5 +0,0 @@
-#include <SDL2pp/Audio.hh>
-
-int main() {
-	return 0;
-}

tests/header_exception.cc

@@ -1,5 +0,0 @@
-#include <SDL2pp/Exception.hh>
-
-int main() {
-	return 0;
-}

tests/header_extrarwops.cc

@@ -1,5 +0,0 @@
-#include <SDL2pp/ExtraRWops.hh>
-
-int main() {
-	return 0;
-}

tests/header_point.cc

@@ -1,5 +0,0 @@
-#include <SDL2pp/Point.hh>
-
-int main() {
-	return 0;
-}

tests/header_rect.cc

@@ -1,5 +0,0 @@
-#include <SDL2pp/Rect.hh>
-
-int main() {
-	return 0;
-}

tests/header_renderer.cc

@@ -1,5 +0,0 @@
-#include <SDL2pp/Renderer.hh>
-
-int main() {
-	return 0;
-}

tests/header_rwops.cc

@@ -1,5 +0,0 @@
-#include <SDL2pp/RWops.hh>
-
-int main() {
-	return 0;
-}

tests/header_sdl2pp.cc

@@ -1,5 +0,0 @@
-#include <SDL2pp/SDL2pp.hh>
-
-int main() {
-	return 0;
-}

tests/header_test.cc.in

@@ -1,4 +1,4 @@
-#include <SDL2pp/SDL.hh>
+#include <@HEADER@>
 
 int main() {
 	return 0;

tests/header_texture.cc

@@ -1,5 +0,0 @@
-#include <SDL2pp/Texture.hh>
-
-int main() {
-	return 0;
-}

tests/header_wav.cc

@@ -1,5 +0,0 @@
-#include <SDL2pp/Wav.hh>
-
-int main() {
-	return 0;
-}

tests/header_window.cc

@@ -1,5 +0,0 @@
-#include <SDL2pp/Window.hh>
-
-int main() {
-	return 0;
-}