Fixes @retroactive conformance warnings in tests

.github/workflows/build.yml

@@ -0,0 +1,71 @@
+name: Tests
+
+on:
+  push:
+    branches: [ main ]
+    paths-ignore: [ README.md ]
+  pull_request:
+    branches: [ main ]
+    paths-ignore: [ README.md ]
+  workflow_dispatch:
+
+jobs:
+  formatlint:
+    name: Format linting
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Pull formatting docker image
+        run: docker pull ghcr.io/nicklockwood/swiftformat:latest
+      - name: Run format linting
+        run: docker run --rm -v ${{ github.workspace }}:/repo ghcr.io/nicklockwood/swiftformat:latest /repo --lint
+
+  macos:
+    name: Test on macOS
+    runs-on: macOS-latest
+    steps:
+    - uses: maxim-lobanov/setup-xcode@v1
+      with:
+        xcode-version: latest-stable
+    - uses: actions/checkout@v3
+    - name: Build and test
+      run: swift test --parallel --enable-test-discovery
+
+  linux:
+    name: Test on Linux
+    runs-on: ubuntu-latest
+    steps:
+    - uses: swift-actions/setup-swift@v2
+    - uses: actions/checkout@v3
+    - name: Test
+      run: swift test --parallel --enable-code-coverage
+    - name: Get test coverage html
+      run: |
+        llvm-cov show \
+          $(swift build --show-bin-path)/DataLoaderPackageTests.xctest \
+          --instr-profile $(swift build --show-bin-path)/codecov/default.profdata \
+          --ignore-filename-regex="\.build|Tests" \
+          --format html \
+          --output-dir=.test-coverage
+    - name: Upload test coverage html
+      uses: actions/upload-artifact@v3
+      with:
+        name: test-coverage-report
+        path: .test-coverage
+
+  backcompat-ubuntu-22_04:
+    name: Test Swift ${{ matrix.swift }} on Ubuntu 22.04
+    runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        swift: ["5.7", "5.8", "5.9", "5.10"]
+    steps:
+    - uses: swift-actions/setup-swift@v2
+      with:
+        swift-version: ${{ matrix.swift }}
+    - uses: actions/checkout@v3
+    - name: Test
+      run: swift test --parallel

.gitignore

@@ -87,4 +87,7 @@ fastlane/test_output
 # After new code Injection tools there's a generated folder /iOSInjectionProject
 # https://github.com/johnno1962/injectionforxcode
 
-iOSInjectionProject/
+iOSInjectionProject/
+
+# VS Code
+.vscode/

Tests/DataLoaderTests/DataLoaderAbuseTests.swift

@@ -19,7 +19,10 @@ class DataLoaderAbuseTests: XCTestCase {
 
         let value = try identityLoader.load(key: 1, on: eventLoopGroup)
 
-        XCTAssertThrowsError(try value.wait(), "Did not return value for key: 1")
+        XCTAssertThrowsError(
+            try value.wait(),
+            "Did not return value for key: 1"
+        )
     }
 
     func testBatchFuntionMustPromiseAnArrayOfCorrectLength() throws {
@@ -53,7 +56,9 @@ class DataLoaderAbuseTests: XCTestCase {
                 if key == 1 {
                     results.append(DataLoaderFutureValue.success(key))
                 } else {
-                    results.append(DataLoaderFutureValue.failure("Test error"))
+                    results.append(
+                        DataLoaderFutureValue.failure(DataLoaderError.typeError("Test error"))
+                    )
                 }
             }
 
@@ -83,7 +88,9 @@ class DataLoaderAbuseTests: XCTestCase {
                 if key == 1 {
                     results.append(DataLoaderFutureValue.success(key))
                 } else {
-                    results.append(DataLoaderFutureValue.failure("Test error"))
+                    results.append(
+                        DataLoaderFutureValue.failure(DataLoaderError.typeError("Test error"))
+                    )
                 }
             }
 
@@ -98,5 +105,3 @@ class DataLoaderAbuseTests: XCTestCase {
         XCTAssertTrue(try value1.wait() == 1)
     }
 }
-
-extension String: Error {}