fix: dependency group with non-normalized name does not work in pdm 2…

….20.0 (#3250)

* fix: dependency group with non-normalized name does not work in pdm 2.20.0
Fixes #3247

Signed-off-by: Frost Ming <me@frostming.com>

* fix tests

Signed-off-by: Frost Ming <me@frostming.com>

news/3247.bugfix.md

@@ -0,0 +1 @@
+Fix group name normalization when comparing groups.

src/pdm/cli/commands/add.py

@@ -122,7 +122,7 @@ def do_add(
             if project.enable_write_lockfile:
                 project.core.ui.info(f"Adding group [success]{group}[/] to lockfile")
             lock_groups.append(group)
-        if group == "default" or not selection.dev and group not in project.pyproject.dev_dependencies:
+        if group == "default" or not selection.dev and normalize_name(group) not in project.pyproject.dev_dependencies:
             if editables:
                 raise PdmUsageError("Cannot add editables to the default or optional dependency group")
         for r in [parse_requirement(line, True) for line in editables] + [parse_requirement(line) for line in packages]:

src/pdm/cli/filters.py

@@ -5,6 +5,7 @@
 from typing import TYPE_CHECKING
 
 from pdm.exceptions import PdmUsageError
+from pdm.utils import normalize_name
 
 if TYPE_CHECKING:
     from typing import Iterator, Sequence
@@ -78,9 +79,9 @@ def _translated_groups(self) -> list[str]:
         if dev is None:  # --prod is not set, include dev-dependencies
             dev = True
         project = self.project
-        optional_groups = set(project.pyproject.metadata.get("optional-dependencies", {}))
+        optional_groups = {normalize_name(g) for g in project.pyproject.metadata.get("optional-dependencies", {})}
         dev_groups = set(project.pyproject.dev_dependencies)
-        groups_set = set(groups)
+        groups_set = {normalize_name(g) if g != ":all" else g for g in groups}
         if groups_set & dev_groups:
             if not dev:
                 raise PdmUsageError("--prod is not allowed with dev groups and should be left")
@@ -91,9 +92,9 @@ def _translated_groups(self) -> list[str]:
             groups_set.update(optional_groups)
         if default:
             groups_set.add("default")
-        groups_set -= set(self.excluded_groups)
+        groups_set -= {normalize_name(g) for g in self.excluded_groups}
 
-        invalid_groups = groups_set - set(project.iter_groups())
+        invalid_groups = groups_set - {normalize_name(g) for g in project.iter_groups()}
         if invalid_groups:
             project.core.ui.echo(
                 "[d]Ignoring non-existing groups: [success]" f"{', '.join(invalid_groups)}[/]",

src/pdm/project/core.py

@@ -442,7 +442,8 @@ def iter_groups(self) -> Iterable[str]:
         groups = {"default"}
         if self.pyproject.metadata.get("optional-dependencies"):
             groups.update(self.pyproject.metadata["optional-dependencies"].keys())
-        groups.update(self.pyproject.dev_dependencies.keys())
+        groups.update(self.pyproject._data.get("dependency-groups", {}).keys())
+        groups.update(self.pyproject.settings.get("dev-dependencies", {}).keys())
         return groups
 
     @property
@@ -662,18 +663,24 @@ def update_dev_dependencies(deps: list[str]) -> None:
         metadata, settings = self.pyproject.metadata, self.pyproject.settings
         if group == "default":
             return metadata.get("dependencies", tomlkit.array()), lambda x: metadata.__setitem__("dependencies", x)
+        dev_dependencies = self.pyproject._data.get("dependency-groups", {})
+        dev_dependencies.update(self.pyproject.settings.get("dev-dependencies", {}))
         deps_setter = [
             (
                 metadata.get("optional-dependencies", {}),
                 lambda x: metadata.setdefault("optional-dependencies", {}).__setitem__(group, x)
                 if x
                 else metadata.setdefault("optional-dependencies", {}).pop(group, None),
             ),
-            (self.pyproject.dev_dependencies, update_dev_dependencies),
+            (dev_dependencies, update_dev_dependencies),
         ]
+        normalized_group = normalize_name(group)
         for deps, setter in deps_setter:
+            normalized_groups = {normalize_name(g) for g in deps}
             if group in deps:
                 return make_array(deps[group], True), setter
+            if normalized_group in normalized_groups:
+                raise PdmUsageError(f"Group {group} already exists in another non-normalized form")
         # If not found, return an empty list and a setter to add the group
         return tomlkit.array(), deps_setter[int(dev)][1]
 

tests/cli/test_add.py

@@ -327,3 +327,15 @@ def test_add_dependency_with_direct_minimal_versions(project, pdm, repository):
     assert "django>=1.11.8" in project.pyproject.metadata["dependencies"]
     assert all_candidates["django"].version == "1.11.8"
     assert all_candidates["pytz"].version == "2019.6"
+
+
+def test_add_group_with_normalized_name(project, pdm, working_set):
+    project.pyproject.dependency_groups.update({"foo_bar": ["requests"]})
+    project.pyproject.write()
+    pdm(["lock"], obj=project, strict=True)
+    assert "foo-bar" in project.lockfile.groups
+    pdm(["sync", "-G", "foo.bar"], obj=project, strict=True)
+    assert "requests" in working_set
+    result = pdm(["add", "-G", "foo-bar", "pytz"], obj=project)
+    assert result.exit_code != 0
+    assert "Group foo-bar already exists in another non-normalized form" in result.stderr