Use GH actions for CI (#86)

* added GH action for static verification

* added GH action for unittests

* added pytest coverage as contrib requirement

* removed travis configuration

* changed badges ¯\_(ツ)_/¯

* updated version metadata to match tests

.github/workflows/unittests.yml

@@ -0,0 +1,26 @@
+name: Unit Tests
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ['3.6', '3.7', '3.8', '3.9', 'pypy-3.6', 'pypy-3.7']
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install .[contrib]
+    - name: Test with pytest
+      run: |
+        pytest --cov=./
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@v1

.github/workflows/verification.yml

@@ -0,0 +1,23 @@
+name: Static Checks
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.9'
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install .[contrib]
+    - name: Lint with flake8
+      run: |
+        flake8 src cobald_tests
+    - name: Format with black
+      run: |
+        black src cobald_tests --diff --check

README.rst

@@ -10,9 +10,13 @@ COBalD -- the Opportunistic Balancing Daemon
     :target: https://gitter.im/MatterMiners/community
     :alt: Development and Help Chat
 
-.. image:: https://travis-ci.org/MatterMiners/cobald.svg?branch=master
-    :target: https://travis-ci.org/MatterMiners/cobald
-    :alt: Test Status
+.. image:: https://github.com/MatterMiners/cobald/actions/workflows/unittests.yml/badge.svg
+    :target: https://github.com/maxfischer2781/bootpeg/actions/workflows/unittests.yml
+    :alt: Unit Tests (master)
+
+.. image:: https://github.com/MatterMiners/cobaldactions/workflows/verification.yml/badge.svg
+    :target: https://github.com/maxfischer2781/bootpeg/actions/workflows/verification.yml
+    :alt: Verification (master)
 
 .. image:: https://codecov.io/gh/MatterMiners/cobald/branch/master/graph/badge.svg
     :target: https://codecov.io/gh/MatterMiners/cobald

setup.py

@@ -66,6 +66,7 @@
                 "flake8",
                 "flake8-bugbear",
                 "black; implementation_name=='cpython'",
+                "pytest-cov",
             ]
             + TESTS_REQUIRE,
         },
@@ -84,6 +85,8 @@
             "Programming Language :: Python :: 3",
             "Programming Language :: Python :: 3.6",
             "Programming Language :: Python :: 3.7",
+            "Programming Language :: Python :: 3.8",
+            "Programming Language :: Python :: 3.9",
         ],
         keywords=package_about["__keywords__"],
         # unit tests

src/cobald/daemon/runners/service.py

@@ -24,9 +24,10 @@ class ServiceUnit(object):
 
     def __init__(self, service, flavour):
         assert hasattr(service, "run"), "service must implement a 'run' method"
-        assert any(flavour == runner.flavour for runner in MetaRunner.runner_types), (
-            "service flavour must be one of %s"
-            % ",".join(repr(runner.flavour) for runner in MetaRunner.runner_types)
+        assert any(
+            flavour == runner.flavour for runner in MetaRunner.runner_types
+        ), "service flavour must be one of %s" % ",".join(
+            repr(runner.flavour) for runner in MetaRunner.runner_types
         )
         self.service = weakref.ref(service)
         self.flavour = flavour

src/cobald/interfaces/_pool.py

@@ -1,8 +1,11 @@
 import abc
-from typing import TypeVar, Type
+from typing import TypeVar, Type, TYPE_CHECKING
 
 from ._partial import Partial
 
+if TYPE_CHECKING:
+    from ._controller import Controller
+
 
 C = TypeVar("C", bound="Controller")
 

src/cobald/monitor/format_json.py

@@ -39,7 +39,7 @@ class JsonFormatter(Formatter):
     :param datefmt: format for timestamps
 
     The ``datefmt`` parameter has almost the same meaning as
-   :py:class:`~.Formatter`.
+    :py:class:`~.Formatter`.
     Setting it to ``None`` uses the default time format.
     However, setting it to any other value that is boolean
     false excludes the timestamp from reports.