This test will fail if run on a non-UTC machine in a certain time frame. For example, if running in EST after 7pm, the date stored in the database (which is in UTC) will be the following day (because it is 5 hours ahead -- after midnight), while the query will be for the current day.
This test will fail if run on a non-UTC machine in a certain time frame.
For example, if running in EST after 7pm, the date stored in the
database (which is in UTC) will be the following day (because it is 5
hours ahead -- after midnight), while the query will be for the current
day.

JakeTheSnake3p0/acts-as-taggable-on