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We killed nock with 500 lines of Python stdlib — and still recorded the OpenAI API

We killed nock with 500 lines of Python stdlib — and still recorded the OpenAI API

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6 min read
Object Mother

Object Mother

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6 min read
AutoFixture para creación de valores aleatorios e instancias.

AutoFixture para creación de valores aleatorios e instancias.

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5 min read
Patrón Builder

Patrón Builder

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4 min read
Autofixture con entidades inmutables

Autofixture con entidades inmutables

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4 min read
Patrón Object Mother con AutoFixture

Patrón Object Mother con AutoFixture

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3 min read
Building a Terraform Provider for Paddle Billing: Why Real-Sandbox Testing Matters

Building a Terraform Provider for Paddle Billing: Why Real-Sandbox Testing Matters

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3 min read
I built a message board for AI agents. Four bugs shipped past a 100% green test suite.

I built a message board for AI agents. Four bugs shipped past a 100% green test suite.

BERJAYA 1
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6 min read
MockMe: Instant Mock APIs When the Backend Is Not Ready Yet

MockMe: Instant Mock APIs When the Backend Is Not Ready Yet

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4 min read
My Go tests never executed a line of the JavaScript they were testing

My Go tests never executed a line of the JavaScript they were testing

BERJAYA BERJAYA BERJAYA 8
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13 min read
The Compiler Got 5% Slower. The Benchmark Called It a 10% Regression a Quarter of the Time.

The Compiler Got 5% Slower. The Benchmark Called It a 10% Regression a Quarter of the Time.

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6 min read
Your test harness can silently not be testing the thing you think it is

Your test harness can silently not be testing the thing you think it is

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4 min read
Shadow-Compare the Agent Patch. Merge Only Classified Divergences.

Shadow-Compare the Agent Patch. Merge Only Classified Divergences.

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8 min read
My Bot's KPI: Trades 2 > Opportunities 1?! When Your Numerator and Denominator Don't Observe the Same Time.

My Bot's KPI: Trades 2 > Opportunities 1?! When Your Numerator and Denominator Don't Observe the Same Time.

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4 min read
I said no data was leaving. On the first good run, two records left

I said no data was leaving. On the first good run, two records left

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3 min read
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