Fix a npm metadata serialization issue

  "dist_tags" -> "dist-tags"

Author: ligangty

charon/pkgs/npm.py

@@ -16,7 +16,7 @@
 import logging
 import os
 import sys
-from json import load, loads, dump, JSONDecodeError
+from json import load, loads, dump, JSONDecodeError, JSONEncoder
 import tarfile
 from tempfile import mkdtemp
 from typing import List, Set, Tuple
@@ -32,7 +32,7 @@
 from charon.pkgs.pkg_utils import upload_post_process, rollback_post_process
 from charon.utils.strings import remove_prefix
 from charon.utils.files import write_manifest
-from charon.utils.map import del_none
+from charon.utils.map import del_none, replace_field
 
 logger = logging.getLogger(__name__)
 
@@ -61,10 +61,15 @@ def __init__(self, metadata, is_version):
             self.dist_tags = {'latest': metadata.get('version')}
             self.versions = {metadata.get('version'): metadata}
         else:
-            self.dist_tags = metadata.get('dist_tags', None)
+            self.dist_tags = metadata.get('dist-tags', None)
             self.versions = metadata.get('versions', None)
 
 
+class NPMPackageMetadataEncoder(JSONEncoder):
+    def default(self, o):
+        return replace_field(del_none(o.__dict__.copy()), "dist_tags", "dist-tags")
+
+
 def handle_npm_uploading(
         tarball_path: str,
         product: str,
@@ -549,7 +554,7 @@ def _write_package_metadata_to_file(package_metadata: NPMPackageMetadata, root='
     final_package_metadata_path = os.path.join(root, package_metadata.name, PACKAGE_JSON)
     try:
         with open(final_package_metadata_path, mode='w', encoding='utf-8') as f:
-            dump(del_none(package_metadata.__dict__.copy()), f)
+            dump(obj=package_metadata, cls=NPMPackageMetadataEncoder, fp=f)
         return final_package_metadata_path
     except FileNotFoundError:
         logger.error(

charon/utils/map.py

@@ -5,3 +5,10 @@ def del_none(d):
         elif isinstance(value, dict):
             del_none(value)
     return d
+
+
+def replace_field(d, field, new_field):
+    if d[field]:
+        d[new_field] = d[field]
+        del d[field]
+    return d

tests/test_npm_del.py

@@ -83,7 +83,7 @@ def __test_prefix(self, prefix: str = None):
         self.assertIn("\"versions\": {\"7.15.8\":", meta_content_client)
         self.assertNotIn("\"7.14.5\": {\"name\":", meta_content_client)
         self.assertIn("\"license\": \"MIT\"", meta_content_client)
-        self.assertIn("\"dist_tags\": {\"latest\": \"7.15.8\"}", meta_content_client)
+        self.assertIn("\"dist-tags\": {\"latest\": \"7.15.8\"}", meta_content_client)
 
         test_tgz = os.path.join(INPUTS, "code-frame-7.15.8.tgz")
         handle_npm_del(

tests/test_npm_del_multi_tgts.py

@@ -117,7 +117,7 @@ def __test_prefix(self, prefix: str = None):
                 "\"license\": \"MIT\"", meta_content_client, msg=f'{bucket_name}'
             )
             self.assertIn(
-                "\"dist_tags\": {\"latest\": \"7.15.8\"}",
+                "\"dist-tags\": {\"latest\": \"7.15.8\"}",
                 meta_content_client, msg=f'{bucket_name}'
             )
 

tests/test_npm_meta.py

@@ -48,7 +48,7 @@ def test_handle_npm_uploading_for_old_version(self):
         bucket = self.mock_s3.Bucket(MY_BUCKET)
         original_version_0_5_8_package_json = """
         {"name": "@redhat/kogito-tooling-workspace",
-        "dist_tags": {"latest": "0.5.8"}, "versions": {"0.5.8": {"name":
+        "dist-tags": {"latest": "0.5.8"}, "versions": {"0.5.8": {"name":
         "@redhat/kogito-tooling-workspace", "version": "0.5.8", "title": "0.5.8title",
         "description": "0.5.8description", "keywords": ["0.5.8"], "maintainers": [
         "0.5.8maintainer"], "repository": {"type": "git", "url": "https://github.com/0.5.8.git"},
@@ -98,7 +98,7 @@ def test_handle_npm_uploading_for_old_version(self):
     def test_handle_npm_uploading_for_new_version(self):
         bucket = self.mock_s3.Bucket(MY_BUCKET)
         original_version_1_0_1_package_json = """
-        {"name": "@redhat/kogito-tooling-workspace", "dist_tags": {"latest": "1.0.1"},
+        {"name": "@redhat/kogito-tooling-workspace", "dist-tags": {"latest": "1.0.1"},
         "versions": {"1.0.1": {"name": "@redhat/kogito-tooling-workspace", "version": "1.0.1",
         "title": "1.0.1title", "description": "1.0.1description", "keywords": ["1.0.1"],
         "maintainers": ["1.0.1maintainer"], "repository": {"type": "git",

tests/test_npm_upload.py

@@ -86,7 +86,7 @@ def test_double_uploads(self):
         self.assertIn("\"7.15.8\": {\"name\":", meta_content_client)
         self.assertIn("\"7.14.5\": {\"name\":", meta_content_client)
         self.assertIn("\"license\": \"MIT\"", meta_content_client)
-        self.assertIn("\"dist_tags\": {\"latest\": \"7.15.8\"}", meta_content_client)
+        self.assertIn("\"dist-tags\": {\"latest\": \"7.15.8\"}", meta_content_client)
 
     def __test_prefix(self, prefix: str = None):
         test_tgz = os.path.join(INPUTS, "code-frame-7.14.5.tgz")
@@ -131,4 +131,4 @@ def __test_prefix(self, prefix: str = None):
         self.assertIn("\"version\": \"7.14.5\"", meta_content_client)
         self.assertIn("\"versions\": {\"7.14.5\":", meta_content_client)
         self.assertIn("\"license\": \"MIT\"", meta_content_client)
-        self.assertIn("\"dist_tags\": {\"latest\": \"7.14.5\"}", meta_content_client)
+        self.assertIn("\"dist-tags\": {\"latest\": \"7.14.5\"}", meta_content_client)

tests/test_npm_upload_multi_tgts.py

@@ -121,7 +121,7 @@ def test_double_uploads(self):
                 "\"license\": \"MIT\"", meta_content_client, msg=f'{bucket_name}'
             )
             self.assertIn(
-                "\"dist_tags\": {\"latest\": \"7.15.8\"}", meta_content_client, msg=f'{bucket_name}'
+                "\"dist-tags\": {\"latest\": \"7.15.8\"}", meta_content_client, msg=f'{bucket_name}'
             )
 
     def __test_prefix(self, prefix: str = None):
@@ -192,6 +192,6 @@ def __test_prefix(self, prefix: str = None):
                 msg=f'{bucket_name}'
             )
             self.assertIn(
-                "\"dist_tags\": {\"latest\": \"7.14.5\"}",
+                "\"dist-tags\": {\"latest\": \"7.14.5\"}",
                 meta_content_client, msg=f'{bucket_name}'
             )