Test with MSRV on all platforms (#286)

.github/workflows/merge.yml

@@ -14,12 +14,27 @@ jobs:
   test:
     strategy:
       matrix:
-        platform:
-          - ubuntu
-          - windows
-          - macos
+        include:
+          - name: stable-ubuntu
+            platform: ubuntu
+            toolchain: stable
+          - name: stable-windows
+            platform: windows
+            toolchain: stable
+          - name: stable-macos
+            platform: macos
+            toolchain: stable
+          - name: msrv-ubuntu
+            platform: ubuntu
+            toolchain: 1.58.0
+          - name: msrv-windows
+            platform: windows
+            toolchain: 1.58.0
+          - name: msrv-macos
+            platform: macos
+            toolchain: 1.58.0
 
-    name: Merge test on ${{ matrix.platform }}
+    name: Test on ${{ matrix.platform }} with Rust ${{ matrix.toolchain }}
     runs-on: "${{ matrix.platform }}-latest"
 
     steps:
@@ -27,21 +42,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: stable
-          override: true
-      - uses: actions-rs/cargo@v1
-        with:
-          command: test
-
-  msrv:
-    name: Merge test on MSRV
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: 1.58.0
+          toolchain: "${{ matrix.toolchain }}"
           override: true
       - uses: actions-rs/cargo@v1
         with:

bors.toml

@@ -1,7 +1,7 @@
-status = ["Merge test on %"]
+status = ["Test on %"]
 use_squash_merge = true
 delete_merged_branches = true
 update_base_for_deletes = true
 
 # Disabled until https://github.com/bors-ng/bors-ng/issues/1434 is fixed
-#pr_status = ["PR check on ubuntu"]
+#pr_status = ["PR check on %"]