postgres-operator/e2e/README.md

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# Postgres Operator end-to-end tests
End-to-end tests shall ensure that the Postgres Operator does its job when
applying manifests against a Kubernetes (K8s) environment. A test runner
Dockerfile is provided to run e2e tests without the need to install K8s and
its runtime `kubectl` in advance. The test runner uses
[kind](https://kind.sigs.k8s.io/) to create a local K8s cluster which runs on
Docker.
## Prerequisites
Docker
Go
## Build test runner
In the directory of the cloned Postgres Operator repository change to the e2e
folder and run:
```bash
make
```
This will build the `postgres-operator-e2e-tests` image and download the kind
runtime.
## Run tests
In the e2e folder you can invoke tests either with `make test` or with:
```bash
./run.sh
```
To run both the build and test step you can invoke `make e2e` from the parent
directory.
## Covered use cases
The current tests are all bundled in [`test_e2e.py`](tests/test_e2e.py):
* support for multiple namespaces
* scale Postgres cluster up and down
* taint-based eviction of Postgres pods
* invoking logical backup cron job
* uniqueness of master pod