Replace the custom test runners with pytest.

Signed-off-by: Anders Kaseorg <[email protected]>

Author: andersk

.github/workflows/zulip-tests.yml

@@ -52,13 +52,14 @@ jobs:
         name: Running Test-Suite on Linux
         run: |
           source zulip-api-py3-venv/bin/activate
-          tools/test-main
+          pytest --cov --cov-config=tools/.coveragerc --cov-report=xml
 
       - if: runner.os == 'Windows'
         name: Running Test-Suite on Windows
         run: |
           zulip-api-py3-venv\Scripts\Activate.ps1
-          tools\test-main.ps1
+          pytest --cov --cov-config=tools\.coveragerc --cov-report=xml
 
-      - name: Codecov
-        uses: codecov/[email protected]
+      - uses: codecov/codecov-action@v2
+        with:
+          files: coverage.xml

README.md

@@ -59,13 +59,14 @@ and [commit guidelines](https://zulip.readthedocs.io/en/latest/contributing/vers
 
 ### Running tests
 
-To run the tests for
+You can run all the tests with:
 
-* *zulip*: run `./tools/test-zulip`
+`pytest`
 
-* *zulip_bots*: run `./tools/test-lib && ./tools/test-bots`
-
-* *zulip_botserver*: run `./tools/test-botserver`
+or test individual packages with `pytest zulip`, `pytest zulip_bots`,
+or `pytest zulip_botserver` (see the [pytest
+documentation](https://docs.pytest.org/en/latest/how-to/usage.html)
+for more options).
 
 To run the linter, type:
 

requirements.txt

@@ -1,11 +1,11 @@
 crayons
 twine
-coverage>=4.4.1
 black
 isort
 flake8
 mock
 pytest
+pytest-cov
 -e ./zulip
 -e ./zulip_bots
 -e ./zulip_botserver

tools/.coveragerc

@@ -14,9 +14,3 @@ exclude_lines =
 
 [run]
 source = zulip, zulip_bots, zulip_botserver
-omit =
-    # Parts of the test runner infrastructure
-    tools/test-main
-    tools/test-bots
-    tools/test-botserver
-    tools/test-zulip