Run tests using github actions

.github/workflows/tests.yml

@@ -0,0 +1,36 @@
+# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
+
+name: jsonobject tests
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.7", "3.8", "3.9"]
+
+    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
+        python -m pip install -e .
+    - name: Run tests
+      run: |
+        python setup.py test
+    - name: Test cython files
+      run: |
+        scripts/install_cython.sh
+        scripts/test_cython_files.sh

README.md

@@ -1,6 +1,6 @@
 # jsonobject
 
-[![Build Status](https://travis-ci.org/dimagi/jsonobject.png)](https://travis-ci.org/dimagi/jsonobject)
+[![Build Status](https://github.com/dimagi/jsonobject/actions/workflows/tests.yml/badge.svg)](https://github.com/dimagi/jsonobject/actions/workflows/tests.yml)
 
 jsonobject is a python library for handling deeply nested JSON objects
 as well-schema'd python objects.

.travis/test_cython_files.sh → scripts/test_cython_files.sh

@@ -11,7 +11,7 @@ if git diff --quiet HEAD --; then
     exit 0
 else
     echo "====================================="
-    echo "ERROR: ./.travis/test_cython_files.sh"
+    echo "ERROR: ./scripts/test_cython_files.sh"
     echo "-------------------------------------"
     git diff HEAD -- | head -n 20
     echo "-------------------------------------"