Merge pull request #863 from wti/fix-CI-isolating-SiteTests

In CI, run SiteTests in isolation as recommended

Author: MrSkwiggs

.github/workflows/swift.yml

@@ -18,5 +18,7 @@ jobs:
     - uses: actions/checkout@v4
     - name: Build
       run: swift build
-    - name: Run tests
-      run: swift test -q
+    - name: Run tests (except SiteTests)
+      run: swift test -q --skip SiteTests
+    - name: Run tests (SiteTests only)
+      run: swift test -q --filter SiteTests

Tests/IgniteTesting/Publishing/Site.swift

@@ -153,6 +153,9 @@ private struct TestPackage {
             .appending(path: "TestWebsitePackage")
         buildDirectoryURL = packageBaseURL.appending(path: "Build")
         contentDirectoryURL = packageBaseURL.appending(path: "Content")
+        try? FileManager.default.createDirectory(
+            at: contentDirectoryURL,
+            withIntermediateDirectories: false)
     }
 
     func checkIndexFileExists() -> Bool {