Disable integration tests that fail because of rdar://134406349 (#90)

Author: d-ronnqvist

IntegrationTests/Tests/SnippetDocumentationGenerationTests.swift

@@ -44,6 +44,9 @@ final class SnippetDocumentationGenerationTests: ConcurrencyRequiringTestCase {
     }
 
     func testPreviewDocumentationWithSnippets() throws {
+#if os(macOS)
+        throw XCTSkip("Skipping integration tests due to rdar://134406349")
+#else
         let outputDirectory = try temporaryDirectory().appendingPathComponent("output")
 
         let port = try getAvailablePort()
@@ -102,5 +105,6 @@ final class SnippetDocumentationGenerationTests: ConcurrencyRequiringTestCase {
 
         // Send an interrupt to the SwiftPM parent process
         process.interrupt()
+#endif
     }
 }

IntegrationTests/Tests/SwiftDocCPreviewTests.swift

@@ -11,6 +11,9 @@ import XCTest
 
 final class SwiftDocCPreview: ConcurrencyRequiringTestCase {
     func testRunPreviewServerOnSamePortRepeatedly() throws {
+#if os(macOS)
+        throw XCTSkip("Skipping integration tests due to rdar://134406349")
+#else
         // Because only a single server can bind to a given port at a time,
         // this test ensures that the preview server running in the `docc`
         // process exits when the an interrupt is sent to the `SwiftPM` process.
@@ -110,5 +113,6 @@ final class SwiftDocCPreview: ConcurrencyRequiringTestCase {
             // Send an interrupt to the SwiftPM parent process
             process.interrupt()
         }
+#endif
     }
 }

IntegrationTests/Tests/Utility/XCTestCase+swiftPackage.swift

@@ -96,15 +96,20 @@ extension XCTestCase {
         }
 
         return try processQueue.sync {
-            let standardOutputString = String(data: standardOutputData, encoding: .utf8)
-            let standardErrorString = String(data: standardErrorData, encoding: .utf8)
+            let standardOutputString = String(data: standardOutputData, encoding: .utf8) ?? ""
+            let standardErrorString = String(data: standardErrorData, encoding: .utf8) ?? ""
 
+            
+            if process.terminationStatus != 0, standardErrorString.contains("<unknown>:0: error: unknown argument: ") {
+                throw XCTSkip("Skipping integration tests due to rdar://134406349")
+            }
+            
             return SwiftInvocationResult(
                 workingDirectory: directoryURL,
                 swiftExecutable: try swiftExecutableURL,
                 arguments: arguments.map(\.description),
-                standardOutput: standardOutputString ?? "",
-                standardError: standardErrorString ?? "",
+                standardOutput: standardOutputString ,
+                standardError: standardErrorString,
                 exitStatus: Int(process.terminationStatus)
             )
         }