[squeak-dev] RawBitsArray vs. DataStream
Eliot Miranda
eliot.miranda at gmail.com
Tue Nov 22 12:50:02 UTC 2022
Hi Marcel,
On Tue, Nov 22, 2022 at 1:58 AM Marcel Taeumel <marcel.taeumel at hpi.de>
wrote:
> Hi all --
>
> Should the following work?
>
> class := DoubleByteArray.
> size := 10.
> dummy := 123.
>
> array := class new: size.
> array atAllPut: dummy.
>
> (DataStream newFileNamed: 'numbers')
> nextPut: array;
> close.
>
> stream := DataStream fileNamed: 'numbers'.
> load := stream readArray.
> stream close.
> load explore
>
Write a test :-)
testRawBits
((RawBitsArray subclasses reject: #isAbstract), ((RawBitsArray
subclasses select: #isAbstract) collect: #subclasses)) flatten do:
[:class| | instance |
instance := class new: 10.
instance first isColor
ifTrue:
[1 to: instance size do: [:i| instance at: i put: (Color r:
i * 1 g: i * 2 b: i * 3)]]
ifFalse:
[1 to: instance size do: [:i| instance at: i put: i]].
self assert: instance equals: (self testObject: instance)
description: 'A ', class name, ' should be serializable']
see Tests-eem.494
> Best,
> Marcel
>
>
--
_,,,^..^,,,_
best, Eliot
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