Update docs only if tests are successful

.github/workflows/pull_request.yml

@@ -1,10 +1,10 @@
-on: [push, pull_request]
+on: pull_request
 
-name: CI
+name: Pull request checks
 
 jobs:
-  ci:
-    name: CI
+  pull_request:
+    name: Run tests
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources

.github/workflows/push.yml

@@ -1,10 +1,10 @@
-on: [push]
+on: push
 
-name: Generate documentation
+name: Compile + Test + Update docs
 
 jobs:
-  gen-docs:
-    name: Generate documentation
+  push:
+    name: Compile + Test + Update docs
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
@@ -37,6 +37,17 @@ jobs:
           restore-keys: |
             target-debug-
 
+      - name: Compile
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: --no-run
+
+      - name: Test
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+
       - name: Cache docs
         uses: actions/cache@v2
         with: