Run tests with GitHub Actions

.github/workflows/swift.yml

@@ -0,0 +1,26 @@
+# This workflow will build a Swift project
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-swift
+
+name: Swift
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    name: Swift ${{ matrix.swift }} on ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        swift: ["5.9"]
+    runs-on: ${{ matrix.os }}
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Build
+      run: swift build -v
+    - name: Run tests
+      run: swift test -v

Package.resolved

@@ -8,6 +8,15 @@
         "revision" : "6ad4ea24b01559dde0773e3d091f1b9e36175036",
         "version" : "509.0.2"
       }
+    },
+    {
+      "identity" : "swift-testing",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/apple/swift-testing.git",
+      "state" : {
+        "branch" : "aa8702a",
+        "revision" : "aa8702a7880218de50bd0459487958dbab57ead5"
+      }
     }
   ],
   "version" : 2

Package.swift

@@ -18,6 +18,7 @@ let package = Package(
     ],
     dependencies: [
         .package(url: "https://github.com/apple/swift-syntax.git", from: "509.0.2"),
+        .package(url: "https://github.com/apple/swift-testing.git", revision: "aa8702a"),
     ],
     targets: [
         .macro(
@@ -44,6 +45,7 @@ let package = Package(
             dependencies: [
                 "FatalErrorTestValueImplementationMacro",
                 .product(name: "SwiftSyntaxMacrosTestSupport", package: "swift-syntax"),
+                .product(name: "Testing", package: "swift-testing"),
             ]
         ),
     ]