Add perl additional dependencies test

pre_commit/resources/empty_template_Makefile.PL

@@ -0,0 +1,6 @@
+use ExtUtils::MakeMaker;
+
+WriteMakefile(
+    NAME => "PreCommitDummy",
+    VERSION => "0.0.1",
+);

pre_commit/store.py

@@ -184,6 +184,7 @@ class Store:
     LOCAL_RESOURCES = (
         'Cargo.toml', 'main.go', 'main.rs', '.npmignore', 'package.json',
         'pre_commit_dummy_package.gemspec', 'setup.py', 'environment.yml',
+        'Makefile.PL',
     )
 
     def make_local(self, deps: Sequence[str]) -> str:

tests/repository_test.py

@@ -883,3 +883,20 @@ def test_perl_hook(tempdir_factory, store):
         tempdir_factory, store, 'perl_hooks_repo',
         'perl-hook', [], b'Hello from perl-commit Perl!\n',
     )
+
+
+def test_local_perl_additional_dependencies(store):
+    config = {
+        'repo': 'local',
+        'hooks': [{
+            'id': 'hello',
+            'name': 'hello',
+            'entry': 'perltidy --version',
+            'language': 'perl',
+            'additional_dependencies': ['SHANCOCK/Perl-Tidy-20200110.tar.gz'],
+        }],
+    }
+    hook = _get_hook(config, store, 'hello')
+    ret, out = _hook_run(hook, (), color=False)
+    assert ret == 0
+    assert _norm_out(out).startswith(b'This is perltidy, v20200110')