'From Squeak3.7gamma of ''17 July 2004'' [latest update: #5987] on 6 November 2004 at 9:21 am'! "Change Set: DateAndTimePrintOnTest-dtl Date: 6 November 2004 Author: David T. Lewis The #printOn: for DateAndTime does not insert a decimal point for the fractional part of seconds (nanoseconds). This change set provides a test case that demonstrates the problem. "! !DateAndTimeTest methodsFor: 'Tests' stamp: 'dtl 11/5/2004 05:45'! testPrintString "(self new setTestSelector: #testPrintString) debug" | dt | dt _DateAndTime year: 2004 month: 11 day: 2 hour: 14 minute: 3 second: 5 nanoSecond: 12345 offset: (Duration seconds: (5 * 3600)). self assert: dt printString = '2004-11-02T14:03:05.000012345+05:00' ! !