From a1e3512bab4d87dc5e614aeb4973e5329079afed Mon Sep 17 00:00:00 2001
From: Simon <simobilleter@gmail.com>
Date: Tue, 21 May 2024 21:10:21 +0200
Subject: [PATCH] add test_helper

---
 .../home/tests/test_ta/test_helper.py         | 105 ++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 tubearchivist/home/tests/test_ta/test_helper.py

diff --git a/tubearchivist/home/tests/test_ta/test_helper.py b/tubearchivist/home/tests/test_ta/test_helper.py
new file mode 100644
index 00000000..23035643
--- /dev/null
+++ b/tubearchivist/home/tests/test_ta/test_helper.py
@@ -0,0 +1,105 @@
+"""tests for helper functions"""
+
+import pytest
+from home.src.ta.helper import (
+    date_parser,
+    get_duration_str,
+    is_shorts,
+    randomizor,
+    time_parser,
+)
+
+
+def test_randomizor_with_positive_length():
+    """test randomizer"""
+    length = 10
+    result = randomizor(length)
+    assert len(result) == length
+    assert result.isalnum()
+
+
+def test_date_parser_with_int():
+    """unix timestamp"""
+    timestamp = 1621539600  # May 21, 2021
+    expected_date = "2021-05-20"
+    assert date_parser(timestamp) == expected_date
+
+
+def test_date_parser_with_str():
+    """iso timestamp"""
+    date_str = "2021-05-21"
+    expected_date = "2021-05-21"
+    assert date_parser(date_str) == expected_date
+
+
+def test_date_parser_with_invalid_input():
+    """invalid type"""
+    invalid_input = [1621539600]
+    with pytest.raises(TypeError):
+        date_parser(invalid_input)
+
+
+def test_date_parser_with_invalid_string_format():
+    """invalid date string"""
+    invalid_date_str = "21/05/2021"  # Invalid format
+    with pytest.raises(ValueError):
+        date_parser(invalid_date_str)
+
+
+def test_time_parser_with_numeric_string():
+    """as number"""
+    timestamp = "100"
+    expected_seconds = 100
+    assert time_parser(timestamp) == expected_seconds
+
+
+def test_time_parser_with_hh_mm_ss_format():
+    """to seconds"""
+    timestamp = "01:00:00"
+    expected_seconds = 3600.0
+    assert time_parser(timestamp) == expected_seconds
+
+
+def test_time_parser_with_empty_string():
+    """handle empty"""
+    timestamp = ""
+    assert time_parser(timestamp) is False
+
+
+def test_time_parser_with_invalid_format():
+    """not enough to unpack"""
+    timestamp = "01:00"
+    with pytest.raises(ValueError):
+        time_parser(timestamp)
+
+
+def test_time_parser_with_non_numeric_input():
+    """non numeric"""
+    timestamp = "1a:00:00"
+    with pytest.raises(ValueError):
+        time_parser(timestamp)
+
+
+def test_is_shorts():
+    """is shorts id"""
+    youtube_id = "YG3-Pw3rixU"
+    assert is_shorts(youtube_id)
+
+
+def test_is_not_shorts():
+    """is not shorts id"""
+    youtube_id = "Ogr9kbypSNg"
+    assert is_shorts(youtube_id) is False
+
+
+def test_get_duration_str():
+    """only seconds"""
+    assert get_duration_str(None) == "NA"
+    assert get_duration_str(5) == "5s"
+    assert get_duration_str(10) == "10s"
+    assert get_duration_str(500) == "8m 20s"
+    assert get_duration_str(1000) == "16m 40s"
+    assert get_duration_str(5000) == "1h 23m 20s"
+    assert get_duration_str(500000) == "5d 18h 53m 20s"
+    assert get_duration_str(5000000) == "57d 20h 53m 20s"
+    assert get_duration_str(50000000) == "1y 213d 16h 53m 20s"