Fabio Niephaus uploaded a new version of KernelTests to project The Trunk: http://source.squeak.org/trunk/KernelTests-fn.356.mcz
==================== Summary ====================
Name: KernelTests-fn.356 Author: fn Time: 13 March 2019, 11:01:08.662302 am UUID: 2a86580c-d4e1-4478-b564-5d2a2c3679bd Ancestors: KernelTests-eem.355
Add a test for https://github.com/OpenSmalltalk/opensmalltalk-vm/issues/376.
=============== Diff against KernelTests-eem.355 ===============
Item was changed: ----- Method: FloatTest>>testFloatTruncated (in category 'testing - conversion') ----- testFloatTruncated "(10 raisedTo: 16) asFloat has an exact representation (no round off error). It should convert back to integer without loosing bits. This is a no regression test on http://bugs.impara.de/view.php?id=3504" | x y int r | int := 10 raisedTo: 16. x := int asFloat. y := (5 raisedTo: 16) asFloat timesTwoPower: 16. self assert: x = y. self assert: x asInteger = int. "this one should be true for any float" self assert: x asInteger = x asTrueFraction asInteger.
"a random test" r := Random new. 10000 timesRepeat: [ x := r next * 1.9999e16 + 1.0e12 . + self assert: x truncated = x asTrueFraction truncated]. + + "test an edge case (see https://github.com/OpenSmalltalk/opensmalltalk-vm/issues/376)" + self assert: SmallInteger maxVal + 1 equals: (SmallInteger maxVal + 1) asFloat asInteger! - self assert: x truncated = x asTrueFraction truncated]!