From 2c3fb22f68387f6a89e9866fef50a0b90b74061b Mon Sep 17 00:00:00 2001
From: Hsiao-Wei Wang <hsiaowei.eth@gmail.com>
Date: Mon, 13 Feb 2023 15:47:05 +0800
Subject: [PATCH] Strip brackets and extra spaces

---
 staking_deposit/utils/validation.py |  2 ++
 tests/test_utils/test_validation.py | 17 +++++++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/staking_deposit/utils/validation.py b/staking_deposit/utils/validation.py
index a166816f..736a87f6 100644
--- a/staking_deposit/utils/validation.py
+++ b/staking_deposit/utils/validation.py
@@ -238,6 +238,8 @@ def validate_bls_withdrawal_credentials(bls_withdrawal_credentials: str) -> byte
 
 
 def normalize_input_list(input: str) -> Sequence[str]:
+    input = input.strip('[({})]')
+    input = re.sub(' +', ' ', input)
     return re.split(r'; |, | |,|;', input)
 
 
diff --git a/tests/test_utils/test_validation.py b/tests/test_utils/test_validation.py
index c0b9c89f..9b918462 100644
--- a/tests/test_utils/test_validation.py
+++ b/tests/test_utils/test_validation.py
@@ -5,6 +5,7 @@
 
 from staking_deposit.exceptions import ValidationError
 from staking_deposit.utils.validation import (
+    normalize_input_list,
     validate_int_range,
     validate_password_strength,
 )
@@ -43,3 +44,19 @@ def test_validate_int_range(num: Any, low: int, high: int, valid: bool) -> None:
     else:
         with pytest.raises(ValidationError):
             validate_int_range(num, low, high)
+
+
+@pytest.mark.parametrize(
+    'input, result',
+    [
+        ('1', ['1']),
+        ('1,2,3', ['1', '2', '3']),
+        ('[1,2,3]', ['1', '2', '3']),
+        ('(1,2,3)', ['1', '2', '3']),
+        ('{1,2,3}', ['1', '2', '3']),
+        ('1 2 3', ['1', '2', '3']),
+        ('1  2  3', ['1', '2', '3']),
+    ]
+)
+def test_normalize_input_list(input, result):
+    assert normalize_input_list(input) == result