Add running tests as separate action

Author: p4v4n

.github/workflows/lint-emacs.yml

@@ -7,7 +7,7 @@ on:
     paths: ['**.el']
 
 jobs:
-  test:
+  build:
     runs-on: ubuntu-latest
     # continue-on-error: ${{matrix.emacs_version == 'snapshot'}}
 
@@ -30,5 +30,26 @@ jobs:
     - name: Lint the project
       run: eldev -dtT -C compile --warnings-as-errors
 
+  test:
+
+    runs-on: ubuntu-latest
+    # continue-on-error: ${{matrix.emacs_version == 'snapshot'}}
+
+    strategy:
+      matrix:
+        emacs_version: ['snapshot']
+
+    steps:
+    - name: Set up Emacs
+      uses: purcell/setup-emacs@master
+      with:
+        version: ${{matrix.emacs_version}}
+
+    - name: Install Eldev
+      run: curl -fsSL https://raw.github.com/doublep/eldev/master/webinstall/github-eldev | sh
+
+    - name: Check out the source code
+      uses: actions/checkout@v2
+
     - name: Run tests
       run: make test