Run tests on github actions

.github/workflows/test.yml

@@ -0,0 +1,22 @@
+name: Tests
+
+on: [push]
+
+jobs:
+  cargo-test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v1
+
+      - name: Install latest rust toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          default: true
+          override: true
+
+      - uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: --release --all-features