Set up Android CI

.github/workflows/nightly-tests.yml

@@ -18,7 +18,7 @@ jobs:
       fail-fast: false
       matrix:
         swift-image:
-          - name: swiftlang/swift:nightly-6.2-jammy
+          - name: swiftlang/swift:nightly-6.3-jammy
         config:
           - mode: "debug"
           - mode: "release"
@@ -80,7 +80,7 @@ jobs:
       fail-fast: false
       matrix:
         swift:
-          - version: 6.2-snapshot
+          - version: 6.3-snapshot
 
     runs-on: macos-26
 
@@ -165,7 +165,7 @@ jobs:
         xcode:
           - version: latest-stable
         swift:
-          - version: 6.2-snapshot
+          - version: 6.3-snapshot
         config:
           - mode: "debug"
           - mode: "release"
@@ -273,3 +273,46 @@ jobs:
             --enable-code-coverage \
             -Xswiftc -require-explicit-sendable \
             -c ${{ matrix.config.mode }}
+
+  android-nightly-tests:
+    strategy:
+      fail-fast: false
+      matrix:
+        swift:
+          - version: nightly-6.3
+        config:
+          - mode: "debug"
+          - mode: "release"
+
+    runs-on: ubuntu-latest
+
+    timeout-minutes: 30
+
+    steps:
+      - name: Free disk space for emulator
+        run: |
+          sudo rm -rf /opt/microsoft /opt/google /opt/az /usr/share/miniconda /usr/share/az* /usr/share/glade* /usr/local/share/chromium /usr/local/share/powershell /usr/share/dotnet /opt/ghc /opt/hostedtoolcache/CodeQL /usr/local/share/boost
+          docker image prune --all --force
+          docker builder prune -a
+
+      - name: Ensure zstd is available for faster caching
+        run: sudo apt-get update -yq && sudo apt-get install -yq zstd
+
+      - name: Check out code
+        uses: actions/checkout@v6
+
+      - name: Replace symlinks with the actual files
+        run: find . -type l -exec sh -c 'LINKED="$(readlink -f "{}")"; rm "{}"; cp -a "$LINKED" "{}"' \;
+
+      - name: Run unit tests
+        uses: skiptools/swift-android-action@v2
+        with:
+          android-emulator-test-folder: /data/local/tmp/android-xctest
+          test-env: PROJECT_ROOT_FOR_TESTING=/data/local/tmp/android-xctest
+          swift-version: ${{ matrix.swift.version }}
+          swift-configuration: ${{ matrix.config.mode }}
+          copy-files: Tests
+          swift-build-flags: >-
+            --build-tests
+            --explicit-target-dependency-import-check error
+          swift-test-flags: --skip "IntegrationTests."

Benchmarks/Package.swift

@@ -19,7 +19,7 @@ let package = Package(
         .default(enabledTraits: ["IDNA_SUPPORT", "NIO_BYTE_BUFFER_SUPPORT"]),
     ],
     dependencies: [
-        .package(url: "https://github.com/swift-dns/swift-idna.git", from: "1.0.0-beta.21"),
+        .package(url: "https://github.com/swift-dns/swift-idna.git", from: "1.0.0-beta.22"),
         .package(url: "https://github.com/apple/swift-nio.git", from: "2.82.0"),
     ],
     targets: [

Package.swift

@@ -17,7 +17,7 @@ let package = Package(
         .default(enabledTraits: ["IDNA_SUPPORT", "NIO_BYTE_BUFFER_SUPPORT"]),
     ],
     dependencies: [
-        .package(url: "https://github.com/swift-dns/swift-idna.git", from: "1.0.0-beta.21"),
+        .package(url: "https://github.com/swift-dns/swift-idna.git", from: "1.0.0-beta.22"),
         .package(url: "https://github.com/apple/swift-nio.git", from: "2.82.0"),
     ],
     targets: [

Sources/Domain/DomainName.swift

@@ -62,7 +62,7 @@ public struct DomainName: Sendable {
     /// Non-ASCII names are converted to ASCII based on the IDNA spec, in the initializers.
     /// Non-lowercased ASCII names are converted to lowercased ASCII in the initializers.
     ///
-    /// Based on the DNS specs, all names are case-insensitive.
+    /// Based on the DNS spec, all names are case-insensitive.
     /// This package goes further and normalizes every domainName to lowercase to avoid inconsistencies.
     ///
     /// [RFC 9499, DNS Terminology, March 2024](https://tools.ietf.org/html/rfc9499)

Tests/EndpointTests/Resources.swift

@@ -23,8 +23,17 @@ enum Resources: String {
     private func qualifiedPath() -> String {
         var components = URL(fileURLWithPath: #filePath).pathComponents
 
-        while components.last != "swift-endpoint" {
-            components.removeLast()
+        if let projectRootForTesting = ProcessInfo.processInfo
+            .environment["PROJECT_ROOT_FOR_TESTING"],
+            !projectRootForTesting.isEmpty
+        {
+            components = URL(fileURLWithPath: projectRootForTesting).pathComponents
+        } else {
+            components = URL(fileURLWithPath: #filePath).pathComponents
+
+            while components.last != "swift-endpoint" {
+                components.removeLast()
+            }
         }
 
         components.append(contentsOf: ["Tests", "Resources", self.rawValue])