Add some testcases for empty dir removal (might need some more even)

tests/test_formatters/test_sh.py

@@ -152,3 +152,81 @@ def test_hardlink_duplicate_directories(shell):
     full_dupe_a = os.path.join(TESTDIR_NAME, "dir_a/x")
     full_dupe_b = os.path.join(TESTDIR_NAME, "dir_b/x")
     assert os.stat(full_dupe_a).st_ino == os.stat(full_dupe_b).st_ino
+
+
+def _check_if_empty_dirs_deleted(shell, inverse_order, sh_path, data):
+    run_shell_script(shell, sh_path, "-dc")
+
+    if inverse_order:
+        assert not os.path.exists(data[1]["path"])
+        assert not os.path.exists(os.path.join(TESTDIR_NAME, "deep/a"))
+        assert os.path.exists(data[0]["path"])
+    else:
+        assert os.path.exists(data[0]["path"])
+        assert not os.path.exists(data[1]["path"])
+
+
+@parameterized([
+    ("sh", False), ("bash", False), ("dash", False),
+    ("sh", True), ("bash", True), ("dash", True)
+])
+@with_setup(usual_setup_func, usual_teardown_func)
+def test_remove_empty_dirs(shell, inverse_order):
+    create_file('xxx', 'deep/a/b/c/d/e/1')
+    create_file('xxx', 'deep/x/2')
+
+    sh_path = os.path.join(TESTDIR_NAME, "result.sh")
+    header, *data, footer = run_rmlint(
+        "-S {} -o sh:{}".format(
+            "A" if inverse_order else "a",
+            sh_path
+        ),
+    )
+
+    assert len(data) == 2
+
+    if inverse_order:
+        assert data[0]["path"].endswith("x/2")
+        assert data[0]["is_original"] is True
+        assert data[1]["path"].endswith("e/1")
+        assert data[1]["is_original"] is False
+    else:
+        assert data[0]["path"].endswith("e/1")
+        assert data[0]["is_original"] is True
+        assert data[1]["path"].endswith("x/2")
+        assert data[1]["is_original"] is False
+
+    _check_if_empty_dirs_deleted(shell, inverse_order, sh_path, data)
+
+
+@parameterized([
+    ("sh", False), ("bash", False), ("dash", False),
+    ("sh", True), ("bash", True), ("dash", True)
+])
+@with_setup(usual_setup_func, usual_teardown_func)
+def test_remove_empty_dirs_with_dupe_dirs(shell, inverse_order):
+    create_file('xxx', 'deep/a/b/c/d/e/1')
+    create_file('xxx', 'deep/x/1')
+
+    sh_path = os.path.join(TESTDIR_NAME, "result.sh")
+    header, *data, footer = run_rmlint(
+        "-S {} -Dj -o sh:{}".format(
+            "A" if inverse_order else "a",
+            sh_path
+        ),
+    )
+
+    assert len(data) == 2
+
+    if inverse_order:
+        assert data[0]["path"].endswith("x")
+        assert data[0]["is_original"] is True
+        assert data[1]["path"].endswith("e")
+        assert data[1]["is_original"] is False
+    else:
+        assert data[0]["path"].endswith("e")
+        assert data[0]["is_original"] is True
+        assert data[1]["path"].endswith("x")
+        assert data[1]["is_original"] is False
+
+    _check_if_empty_dirs_deleted(shell, inverse_order, sh_path, data)