test(assets): Add tests for Texture Asset support

- Added test_image.tga (generated via tools/gen_test_tga.cc).
- Updated test_assets_list.txt to include the TGA.
- Updated test_assets.cc to verify image decompression and pixel values.

1 files changed, 19 insertions, 0 deletions

diff --git a/src/tests/test_assets.cc b/src/tests/test_assets.cc
index a1ae795..5ae266e 100644
--- a/src/tests/test_assets.cc
+++ b/src/tests/test_assets.cc
@@ -91,6 +91,25 @@ int main() {
   assert(non_zero_data);
   printf("Procedural asset DropAsset and re-generation test: SUCCESS\n");
 
+  // Test Texture Asset (TGA loading)
+  printf("\nRunning Texture Asset test...\n");
+  TextureAsset tex = GetTextureAsset(AssetId::ASSET_TEST_IMAGE);
+  assert(tex.pixels != nullptr);
+  assert(tex.width == 2);
+  assert(tex.height == 2);
+  
+  // Verify pixels (Expected RGBA)
+  // Pixel 0: Red (255, 0, 0, 255)
+  assert(tex.pixels[0] == 255 && tex.pixels[1] == 0 && tex.pixels[2] == 0 && tex.pixels[3] == 255);
+  // Pixel 1: Green (0, 255, 0, 255)
+  assert(tex.pixels[4] == 0 && tex.pixels[5] == 255 && tex.pixels[6] == 0 && tex.pixels[7] == 255);
+  // Pixel 2: Blue (0, 0, 255, 255)
+  assert(tex.pixels[8] == 0 && tex.pixels[9] == 0 && tex.pixels[10] == 255 && tex.pixels[11] == 255);
+  // Pixel 3: White (255, 255, 255, 255)
+  assert(tex.pixels[12] == 255 && tex.pixels[13] == 255 && tex.pixels[14] == 255 && tex.pixels[15] == 255);
+  
+  printf("Texture Asset content verification: SUCCESS\n");
+
   // Test Unknown Procedural Function
   printf("\nRunning Unknown Procedural Function test...\n");
   size_t unknown_size = 0;