Questions tagged [testing]

For questions on testing retrocomputing hardware and software.

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31
votes
2answers
6k views

Why was 2^127-1 an interesting problem for “Baby”?

The BBC News article The 'Baby' that ushered in modern computer age along with the short embedded video begins with: A machine that took up an entire room at a laboratory in Manchester University ran ...
18
votes
2answers
912 views

Comprehensive test suites for MOS 6520 PIA / 6522 VIA / 6526 CIA

Are there any automated test suites for MOS 6520, 6522 and 6526 chips? I am looking for test suites aimed at making sure datasheet-based independent reimplementations of the above chips (e.g. FPGAs or ...
17
votes
3answers
3k views

Was there any automated unit testing prior to 1972?

Prior to 1972, was there any automated unit-testing? Did any assemblers include a testing a framework? I can find some academic journals on this topic from the late 70s -- most of which I don't have ...
13
votes
2answers
663 views

BBC Master 65C102 co-processor — test memory

Out of the blue the other day, my friend found an internal 65C102 co-processor for the BBC Master in his attic, and gave it to me. It wasn't in particularly good physical condition (all the pins were ...
11
votes
1answer
717 views

8080/8085 Instruction Test Suite

(This question was inspired by Comprehensive test suites for MOS 6520 PIA / 6522 VIA / 6526 CIA) Is there a comprehensive test suite for the Intel 808X series of processors? Something that would ...
8
votes
5answers
678 views

How did software engineers test their code in 19xx? [closed]

There is a plethora of tools available for engineers to test their code these days. However, frameworks like Mocha.js came around only in 2011 with the ascent of NPM. So I wonder what were the ...
7
votes
2answers
209 views

How long should I expect the Apple IIc self test to run?

I purchased a vintage Apple IIc computer and I want to make sure there are no failing components. I booted up the computer while pressing both Apple keys (open and close) at the same time. The ...
-3
votes
0answers
55 views

Tell me about your early experiences with debugging your code and with testing software [closed]

Are you an “old timer” in the computer industry? I’m writing a story about the things programmers (and QA people) had to do to test their software. It’s meant to be a nostalgic piece that’ll remind ...