Merge branch 'main' into contract-testing

Author: portovep

README.md

@@ -1,10 +1,43 @@
-# dbt-unit-testing-examples
+# dbt-testing-examples
 
-This repository contains examples of how to implement real unit tests for a dbt data application by using the [dbt-unit-testing](https://github.com/EqualExperts/dbt-unit-testing) package.
+This repository contains examples of how to implement real unit tests for a dbt data application by using the [dbt-unit-testing](https://github.com/EqualExperts/dbt-unit-testing) package. You can also check the articles I wrote on testing data pipelines and data products with dbt
+
+- [How to Improve The Code Quality of your Dbt Models with Unit Tests and TDD](https://medium.com/@pablo.porto/improving-the-code-quality-of-your-dbt-models-with-unit-tests-and-tdd-203ed0be791e).
+- [A Complete Guide to Effectively Scale your Data Pipelines and Data Products with Contract Testing and dbt](https://medium.com/towards-data-science/how-to-scale-your-data-pipelines-and-data-products-with-dbt-and-contract-testing-10c92ea9a443).
+
+## Features
+
+- Unit test and mocking examples with the dbt-unit-testing package
+- Katas to get started unit testing models
+- Component test examples with the dbt-unit-testing package
+- Sources contract test examples with the dbt-expectations package
+- Model contracts example with dbt 1.5
+- CI/CD pipeline example with Github Actions
+
+## Roadmap
+
+- [x] ~Add unit test examples~
+- [x] ~Add katas and improve README~
+- [x] ~Add component test examples~
+- [x] ~Add support for Github Codespaces~
+- [x] ~Add contract test examples~
+- [ ] Add data quality test examples
+
+## Sample dbt app
+
+Our sample dbt app is called health-insights. It takes weight and height data from upstream sources and calculates the metric body mass index. It follows the usual layered architecture commonly found in dbt projects.
+
+![The layered architecture of a typical dbt data app](https://miro.medium.com/v2/resize:fit:2000/0*dvpk1nU-43Mz7nEn)
+
+## Types of tests
+
+The repository contains examples for both unit and component tests.
+
+![The usual test pyramid for an operational app](https://miro.medium.com/v2/resize:fit:800/format:webp/1*I6-e27kPOuJ9QaIgR9OwXw.png)
 
 ## Katas
 
-The repo contains two katas (small exercises) to learn how to do unit testing of dbt models by practicing:
+The repo contains two katas (small exercises) to learn how to implement unit tests for dbt models with the [dbt-unit-testing](https://github.com/EqualExperts/dbt-unit-testing) package:
 
 - [Kata 1 - Adding support for imperial units](exercises/kata1.md) ([Solution](exercises/kata1-solution.md))
 - [Kata 2 - Categorize body mass index (BMI) following WHO guidelines](exercises/kata1.md)
@@ -71,7 +104,7 @@ Contract tests
 dbt test --select tag:contract-test-source
 ```
 
-## Running data quality tests
+## Running data quality tests (Coming soon)
 
 ```
 dbt test --select tag:data-quality