Add missing testing file

wild_visual_navigation/utils/testing.py

@@ -0,0 +1,29 @@
+import os
+import cv2
+import torch
+from torchvision import transforms as T
+from wild_visual_navigation import WVN_ROOT_DIR
+
+
+def load_test_image():
+    np_img = cv2.imread(os.path.join(WVN_ROOT_DIR, "assets/images/forest_clean.png"))
+    img = torch.from_numpy(cv2.cvtColor(np_img, cv2.COLOR_BGR2RGB))
+    img = img.permute(2, 0, 1)
+    img = (img.type(torch.float32) / 255)[None]
+    return img
+
+
+def get_dino_transform():
+    transform = T.Compose(
+        [
+            T.Resize(448, T.InterpolationMode.NEAREST),
+            T.CenterCrop(448),
+        ]
+    )
+    return transform
+
+
+def make_results_folder(name):
+    path = os.path.join(WVN_ROOT_DIR, "results", name)
+    os.makedirs(path, exist_ok=True)
+    return path