public function TestInvalidISO8601Dates()
{
// "not a date" should fail to parse as a date.
\Enhance\Assert::isNull(GetDeltaMillisecondsFromISO6801Dates("not a date", "1997-01-02"));
\Enhance\Assert::isNull(GetDeltaMillisecondsFromISO6801Dates("1997-01-02", "not a date"));
// Try a valid difference, to see that "not a date" is the reason we failed
// above.
\Enhance\Assert::isNotNull(GetDeltaMillisecondsFromISO6801Dates("1997-01-02", "1997-01-02"));
}
public function testGetNonExistingMultiLevelKeyReturnsNull()
{
$actual = $this->object->get('my.multi.level.non.existing.key');
Assert::isNull($actual);
}
