Fix format and test.

Author: patrickfournier

pelican/plugins/image_process/image_process.py

@@ -18,7 +18,7 @@
 import subprocess
 import sys
 import urllib
-from urllib.parse import unquote, urlparse, urljoin
+from urllib.parse import unquote, urljoin, urlparse
 from urllib.request import pathname2url, url2pathname
 
 from bs4 import BeautifulSoup
@@ -804,7 +804,9 @@ def process_metadata(generator, metadata):
             path = compute_paths(value, generator.context, derivative)
 
             original_values[key] = value
-            metadata[key] = urljoin(site_url, posixpath.join(path.base_url, path.filename))
+            metadata[key] = urljoin(
+                site_url, posixpath.join(path.base_url, path.filename)
+            )
             destination = os.path.join(str(path.base_path), path.filename)
 
             if not isinstance(process, list):

pelican/plugins/image_process/test_image_process.py

@@ -914,14 +914,24 @@ def test_class_settings(mocker, orig_tag, new_tag, setting_overrides):
         ),
         (
             {"og_image": "/photos/test-image.jpg"},
-            {"og_image": "/photos/derivatives/crop/test-image.jpg"},
+            {
+                "og_image": "/photos/derivatives/crop/test-image.jpg",
+                "image_process_original_metadata": {
+                    "og_image": "/photos/test-image.jpg"
+                },
+            },
             {"IMAGE_PROCESS_METADATA": {"og_image": "crop"}},
             True,
             "crop",
         ),
         (
             {"og_image": "{resize}/photos/test-image.jpg"},
-            {"og_image": "/photos/derivatives/resize/test-image.jpg"},
+            {
+                "og_image": "/photos/derivatives/resize/test-image.jpg",
+                "image_process_original_metadata": {
+                    "og_image": "/photos/test-image.jpg"
+                },
+            },
             {"IMAGE_PROCESS_METADATA": {"og_image": "crop"}},
             True,
             "resize",