Use remote version of appimagetool

Author: azubieta

tests/data/CMakeLists.txt

@@ -1,5 +1,14 @@
 message(STATUS "Generating test data AppImage")
 
+# Get appimagetool
+set(APPIMAGETOOL_BIN ${CMAKE_CURRENT_BINARY_DIR}/appimagetool)
+if(NOT EXISTS ${APPIMAGETOOL_BIN})
+    message(STATUS "Downloading appimagetool for ${CMAKE_SYSTEM_PROCESSOR}")
+    file(DOWNLOAD "https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-${CMAKE_SYSTEM_PROCESSOR}.AppImage" "${APPIMAGETOOL_BIN}" SHOW_PROGRESS)
+    execute_process(COMMAND chmod +x ${APPIMAGETOOL_BIN})
+endif()
+message(STATUS "Using appimagetool: ${APPIMAGETOOL_BIN}")
+
 # Generate Echo AppImage with custom mime type package
 set(APPIMAGE_NAME "echo.with.mimetype")
 set(TARGET_APPDIR ${CMAKE_CURRENT_BINARY_DIR}/${APPIMAGE_NAME}.AppDir)
@@ -15,7 +24,5 @@ if(NOT EXISTS ${TARGET_APPDIR})
     file(COPY squashfs-root/usr DESTINATION ${TARGET_APPDIR})
 
     message(STATUS "Creating ${APPIMAGE_NAME} AppImage")
-    execute_process(
-        COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/appimagetool-x86_64.AppImage ${TARGET_APPDIR}
-        ${CMAKE_CURRENT_BINARY_DIR}/${APPIMAGE_NAME}.AppImage)
+    execute_process(COMMAND ${APPIMAGETOOL_BIN} ${TARGET_APPDIR} ${CMAKE_CURRENT_BINARY_DIR}/${APPIMAGE_NAME}.AppImage)
 endif()

tests/data/squashfs-root/echo.desktop.in

@@ -7,3 +7,4 @@ Comment=Just echo.
 Exec=echo %F
 Icon=utilities-terminal
 X-AppImage-Version=1234
+Categories=Utility;