Last updated
Date Testing Checklist
- Leap years: Test February 29 in leap years (2024, 2028) and non-leap years
- Month boundaries: Test last day of each month, especially February
- Year boundaries: Test December 31 and January 1 transitions
- DST transitions: Test dates when clocks spring forward/fall back
- Unix epoch: Test dates near January 1, 1970
- 2038 problem: Test dates near January 19, 2038 for 32-bit timestamp overflow
- Far future: Test dates in 2100+ for long-term validity
- Time zones: Test same moment in different time zones
- Locale formats: Test date display in different locale settings
Examples
Example 1: Basic Date Generation
Settings:
Range: 2020-01-01 to 2024-12-31
Count: 10
Format: ISO 8601 (YYYY-MM-DD)
Generated dates:
2021-03-14
2023-11-07
2020-08-22
2024-02-29 ← leap day
2022-06-15
2021-12-31
2023-04-01
2020-01-01 ← range start
2024-07-19
2022-09-30
Example 2: Multiple Date Formats
Same date (March 14, 2024) in different formats:
ISO 8601: 2024-03-14
US format: 03/14/2024
European format: 14/03/2024
Long format: March 14, 2024
Short format: Mar 14, 2024
German format: 14. März 2024
French format: 14 mars 2024
Unix timestamp: 1710374400
RFC 2822: Thu, 14 Mar 2024 00:00:00 +0000
SQL format: 2024-03-14 00:00:00
Example 3: Date and Time Generation
Settings:
Range: 2024-01-01 to 2024-12-31
Include time: Yes
Time zone: UTC
Count: 5
Generated date-times:
2024-03-14T09:23:45Z
2024-07-22T14:55:12Z
2024-01-08T00:00:01Z
2024-11-30T23:59:59Z
2024-06-15T17:42:33Z
With time zone offsets:
2024-03-14T09:23:45-05:00 (Eastern US)
2024-07-22T14:55:12+01:00 (Central Europe)
2024-06-15T17:42:33+09:00 (Japan)