Fix: update dev file with test instructions

Author: lwasser

development.md

@@ -6,12 +6,31 @@ pyosMeta uses hatch and hatchling as it's build back end.
 
 ## Running tests
 
-To install tests:
+We use Hatch scripts to automate workflows. 🚀
 
-`python -m pip install ".[tests]"`
+To run tests there is a single hatch environment parsed with three
+script options that you can chose to run.
 
-We use Hatch scripts to automate workflows.
+1. To run only tests with a code coverage report out in the terminal use:
 
-To run tests, you can use:
+   `hatch run test:run-coverage`
 
-`hatch run test:run-tests`
+2. To run tests without code coverage report outs use :
+   `hatch run test:run-coverage`
+
+3. To run tests with an xml report generated use:
+   `hatch run test:run-report`
+
+   The hatch run-report script is the script used in our CI tests action.
+
+### Modify test scripts
+
+To modify how scripts ar run, you can look at this section in our
+pyproject.toml file:
+
+```toml
+[tool.hatch.envs.test.scripts]
+run-coverage = "pytest --cov-config=pyproject.toml --cov=pyosmeta --cov=tests/*"
+run-no-cov = "run-coverage --no-cov"
+run-report = "run-coverage --cov-report=xml:coverage.xml"
+```