test_inject_python_distribution_dependencies: fix test issue.

# Rust tests and lints will be skipped. Delete if not intended.
[ci skip-rust]

# Building wheels and fs_util will be skipped. Delete if not intended.
[ci skip-build-wheels]

src/python/pants/backend/python/target_types_rules.py

@@ -209,6 +209,7 @@ async def inject_python_distribution_dependencies(
             original_tgt.target[PythonDistributionEntryPoints]
         ),
     )
+
     entry_point_addresses = Addresses()
 
     if entry_points.val and python_infer_subsystem.entry_points:

src/python/pants/backend/python/target_types_test.py

@@ -41,7 +41,9 @@
     inject_pex_binary_entry_point_dependency,
     inject_python_distribution_dependencies,
     resolve_pex_entry_point,
+    resolve_python_distribution_entry_points,
 )
+from pants.backend.python.util_rules import python_sources
 from pants.engine.addresses import Address
 from pants.engine.internals.scheduler import ExecutionError
 from pants.engine.target import (
@@ -343,7 +345,10 @@ def test_inject_python_distribution_dependencies() -> None:
     rule_runner = RuleRunner(
         rules=[
             inject_python_distribution_dependencies,
+            resolve_pex_entry_point,
+            resolve_python_distribution_entry_points,
             *import_rules(),
+            *python_sources.rules(),
             QueryRule(InjectedDependencies, [InjectPythonDistributionDependencies]),
         ],
         target_types=[PythonDistribution, PythonRequirementLibrary, PythonLibrary, PexBinary],