diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 14764824d..4688be0ee 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -230,7 +230,31 @@ elseif(HAVE_X11)
     target_link_libraries(testnative PRIVATE X11)
 endif()
 
-set(gamepad_images
+find_package(Python3)
+function(files2headers OUTPUT)
+    set(xxd "${CMAKE_CURRENT_SOURCE_DIR}/../cmake/xxd.py")
+    set(inputs ${ARGN})
+    set(outputs )
+    foreach(input IN LISTS inputs)
+        get_filename_component(file_we "${input}" NAME_WE)
+        set(intermediate "${CMAKE_CURRENT_BINARY_DIR}/${file_we}.h")
+        set(output "${CMAKE_CURRENT_SOURCE_DIR}/${file_we}.h")
+        list(APPEND outputs "${output}")
+        if(Python3_FOUND AND Python3_VERSION VERSION_GREATER_EQUAL "3.2")
+            list(APPEND outputs  "${intermediate}")
+            # Don't add the 'output' header to the output, to avoid marking them as GENERATED
+            # (generated files are removed when running the CLEAN target)
+            add_custom_command(OUTPUT "${intermediate}"
+                COMMAND Python3::Interpreter "${xxd}" -i "${CMAKE_CURRENT_SOURCE_DIR}/${input}" "-o" "${intermediate}"
+                COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${intermediate}" "${output}"
+                DEPENDS "${xxd}" "${bmp}"
+            )
+        endif()
+    endforeach()
+    set(${OUTPUT} "${outputs}" PARENT_SCOPE)
+endfunction()
+
+files2headers(gamepad_image_headers
     gamepad_axis_arrow.bmp
     gamepad_axis.bmp
     gamepad_back.bmp
@@ -249,24 +273,7 @@ set(gamepad_images
     gamepad_front.bmp
     gamepad_touchpad.bmp
 )
-set(gamepad_image_headers)
-find_package(Python3)
-if(Python3_FOUND AND Python3_VERSION VERSION_GREATER_EQUAL "3.2")
-    set(xxd "${CMAKE_CURRENT_SOURCE_DIR}/../cmake/xxd.py")
-    foreach(bmp ${gamepad_images})
-        get_filename_component(bmp_we "${bmp}" NAME_WE)
-        set(intermediate "${CMAKE_CURRENT_BINARY_DIR}/${bmp_we}.h")
-        set(final "${CMAKE_CURRENT_SOURCE_DIR}/${bmp_we}.h")
-        # Don't add the 'final' headers to the output, to avoid marking them as GENERATED
-        # (generated files are removed when running the CLEAN target)
-        add_custom_command(OUTPUT "${intermediate}"
-            COMMAND Python3::Interpreter "${xxd}" -i "${CMAKE_CURRENT_SOURCE_DIR}/${bmp}" "-o" "${intermediate}"
-            COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${intermediate}" "${final}"
-            DEPENDS "${xxd}" "${bmp}"
-        )
-        list(APPEND gamepad_image_headers "${intermediate}" "${final}")
-    endforeach()
-endif()
+files2headers(icon_bmp_header icon.bmp)
 
 add_sdl_test_executable(testaudio NEEDS_RESOURCES TESTUTILS SOURCES testaudio.c)
 add_sdl_test_executable(testfile NONINTERACTIVE SOURCES testfile.c)
@@ -306,7 +313,7 @@ add_sdl_test_executable(testsensor SOURCES testsensor.c)
 add_sdl_test_executable(testshader NEEDS_RESOURCES TESTUTILS SOURCES testshader.c)
 add_sdl_test_executable(testshape NEEDS_RESOURCES SOURCES testshape.c)
 add_sdl_test_executable(testsprite NEEDS_RESOURCES TESTUTILS SOURCES testsprite.c)
-add_sdl_test_executable(testspriteminimal NEEDS_RESOURCES TESTUTILS SOURCES testspriteminimal.c)
+add_sdl_test_executable(testspriteminimal SOURCES testspriteminimal.c ${icon_bmp_header})
 add_sdl_test_executable(teststreaming NEEDS_RESOURCES TESTUTILS SOURCES teststreaming.c)
 add_sdl_test_executable(testtimer NONINTERACTIVE NONINTERACTIVE_TIMEOUT 60 SOURCES testtimer.c)
 add_sdl_test_executable(testurl SOURCES testurl.c)
diff --git a/test/icon.h b/test/icon.h
new file mode 100644
index 000000000..fe5ada5e7
--- /dev/null
+++ b/test/icon.h
@@ -0,0 +1,52 @@
+unsigned char icon_bmp[] = {
+  0x42, 0x4d, 0x42, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x42, 0x00,
+  0x00, 0x00, 0x28, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x20, 0x00,
+  0x00, 0x00, 0x01, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
+  0x00, 0x00, 0x6d, 0x0b, 0x00, 0x00, 0x6d, 0x0b, 0x00, 0x00, 0x03, 0x00,
+  0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x11, 0x11, 0x11, 0x11, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11, 0x22, 0x22, 0x22, 0x22,
+  0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x22,
+  0x21, 0x11, 0x11, 0x12, 0x22, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x12, 0x21, 0x11, 0x11, 0x11, 0x11, 0x12, 0x21, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x22, 0x11, 0x11, 0x11, 0x11, 0x11,
+  0x11, 0x22, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x12, 0x21, 0x11,
+  0x22, 0x22, 0x22, 0x22, 0x11, 0x12, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x12, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x21, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x01, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22,
+  0x22, 0x22, 0x22, 0x10, 0x00, 0x00, 0x00, 0x00, 0x01, 0x22, 0x22, 0x22,
+  0x22, 0x21, 0x12, 0x22, 0x22, 0x22, 0x22, 0x10, 0x00, 0x00, 0x00, 0x00,
+  0x01, 0x22, 0x22, 0x22, 0x22, 0x21, 0x12, 0x22, 0x22, 0x22, 0x22, 0x10,
+  0x00, 0x00, 0x00, 0x00, 0x01, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22,
+  0x22, 0x22, 0x22, 0x10, 0x00, 0x00, 0x00, 0x00, 0x01, 0x22, 0x22, 0x22,
+  0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x10, 0x00, 0x00, 0x00, 0x00,
+  0x01, 0x22, 0x22, 0x11, 0x11, 0x22, 0x22, 0x11, 0x11, 0x22, 0x22, 0x10,
+  0x00, 0x00, 0x00, 0x00, 0x01, 0x22, 0x22, 0x11, 0x01, 0x22, 0x22, 0x11,
+  0x01, 0x22, 0x22, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x12, 0x22, 0x11,
+  0x11, 0x22, 0x22, 0x11, 0x11, 0x22, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x12, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x21, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22,
+  0x22, 0x22, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x12, 0x22,
+  0x22, 0x22, 0x22, 0x22, 0x22, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x01, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x10, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11, 0x22, 0x22, 0x22, 0x22,
+  0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x11, 0x11, 0x11, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00
+};
+unsigned int icon_bmp_len = 578;
diff --git a/test/testspriteminimal.c b/test/testspriteminimal.c
index e78da6fe2..0d89c5e3f 100644
--- a/test/testspriteminimal.c
+++ b/test/testspriteminimal.c
@@ -20,7 +20,8 @@
 
 #include <SDL3/SDL.h>
 #include <SDL3/SDL_main.h>
-#include "testutils.h"
+
+#include "icon.h"
 
 #define WINDOW_WIDTH  640
 #define WINDOW_HEIGHT 480
@@ -35,6 +36,25 @@ static int sprite_w, sprite_h;
 static SDL_Renderer *renderer;
 static int done;
 
+static SDL_Texture *CreateTexture(SDL_Renderer *r, unsigned char *data, unsigned int len, int *w, int *h) {
+    SDL_Texture *texture = NULL;
+    SDL_Surface *surface;
+    SDL_RWops *src = SDL_RWFromConstMem(data, len);
+    if (src) {
+        surface = SDL_LoadBMP_RW(src, SDL_TRUE);
+        if (surface) {
+            /* Treat white as transparent */
+            SDL_SetSurfaceColorKey(surface, SDL_TRUE, SDL_MapRGB(surface->format, 255, 255, 255));
+
+            texture = SDL_CreateTextureFromSurface(r, surface);
+            *w = surface->w;
+            *h = surface->h;
+            SDL_DestroySurface(surface);
+        }
+    }
+    return texture;
+}
+
 static void MoveSprites(void)
 {
     int i;
@@ -111,9 +131,10 @@ int main(int argc, char *argv[])
         SDL_Log("SDL_SetWindowTitle: %s", SDL_GetError());
     }
 
-    sprite = LoadTexture(renderer, "icon.bmp", SDL_TRUE, &sprite_w, &sprite_h);
+    sprite = CreateTexture(renderer, icon_bmp, icon_bmp_len, &sprite_w, &sprite_h);
 
     if (sprite == NULL) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create texture (%s)", SDL_GetError());
         return_code = 3;
         goto quit;
     }