This test aims to check for typeMismatch flag with type=datetime-local input fields On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS "" is a correct valid datetime-local string. PASS "2009-09-07T16:49" is a correct valid datetime-local string. PASS "2009-09-07T16:49:31" is a correct valid datetime-local string. PASS "2009-09-07T16:49:31.1" is a correct valid datetime-local string. PASS "2009-09-07T16:49:31.12" is a correct valid datetime-local string. PASS "2009-09-07T16:49:31.123" is a correct valid datetime-local string. PASS "2009-09-07T16:49:31.1234567890" is a correct valid datetime-local string. PASS "275760-09-13T00:00:00.000" is a correct valid datetime-local string. PASS "0001-01-01T00:00:00.000" is a correct valid datetime-local string. PASS " 2009-09-07T16:49 " is a correct invalid datetime-local string. PASS "2009-09-07t16:49" is a correct invalid datetime-local string. PASS "2009-09-07 16:49" is a correct invalid datetime-local string. PASS "2009/09/07T16:49" is a correct invalid datetime-local string. PASS "a" is a correct invalid datetime-local string. PASS "-1-09-07T16:49" is a correct invalid datetime-local string. PASS "0000-12-31T23:59:59.999" is a correct invalid datetime-local string. PASS "275760-09-13T00:00:00.001" is a correct invalid datetime-local string. PASS "invalid" is a correct valid datetime-local string when disabled. PASS successfullyParsed is true TEST COMPLETE