Frank Shearar uploaded a new version of GraphicsTests to project The Trunk:
http://source.squeak.org/trunk/GraphicsTests-fbs.37.mcz==================== Summary ====================
Name: GraphicsTests-fbs.37
Author: fbs
Time: 26 November 2013, 9:51:06.193 pm
UUID: 5dc6ffa0-90d2-124c-a238-2615e5f53779
Ancestors: GraphicsTests-fbs.36
This is a test, even though it's not a unit test.
=============== Diff against GraphicsTests-fbs.36 ===============
Item was added:
+ ----- Method: JPEGReadWriter>>decompressionTest (in category '*GraphicsTests') -----
+ decompressionTest
+ "Test decompression; don't generate actual image"
+
+ MessageTally spyOn:[ | x xStep yStep y |
+ ditherMask := DitherMasks at: 32.
+ residuals := WordArray new: 3.
+ sosSeen := false.
+ self parseFirstMarker.
+ [sosSeen] whileFalse: [self parseNextMarker].
+ xStep := mcuWidth * DCTSize.
+ yStep := mcuHeight * DCTSize.
+ y := 0.
+ 1 to: mcuRowsInScan do:
+ [:row |
+ x := 0.
+ 1 to: mcusPerRow do:
+ [:col |
+ self decodeMCU.
+ self idctMCU.
+ self colorConvertMCU.
+ x := x + xStep].
+ y := y + yStep].
+ ].!