[5.7] Fix SwiftDocC integration test

test-swift-docc/DocCTest/Package.swift

@@ -6,23 +6,9 @@ import PackageDescription
 let package = Package(
     name: "DocCTest",
     products: [
-        // Products define the executables and libraries a package produces, and make them visible to other packages.
-        .library(
-            name: "DocCTest",
-            targets: ["DocCTest"]),
-    ],
-    dependencies: [
-        // Dependencies declare other packages that this package depends on.
-        // .package(url: /* package url */, from: "1.0.0"),
+        .library(name: "DocCTest", targets: ["DocCTest"]),
     ],
     targets: [
-        // Targets are the basic building blocks of a package. A target can define a module or a test suite.
-        // Targets can depend on other targets in this package, and on products in packages this package depends on.
-        .target(
-            name: "DocCTest",
-            dependencies: []),
-        .testTarget(
-            name: "DocCTestTests",
-            dependencies: ["DocCTest"]),
+        .target(name: "DocCTest"),
     ]
 )

test-swift-docc/test-swift-docc.txt

@@ -1,5 +1,18 @@
-// Check Swift-DocC can compile and preview documentation.
+// Check that Swift-DocC can compile documentation.
 //
-// RNU: rm -rf %S/Output
-// RUN: %{docc} convert %S/DocCTest/Sources/DocCTest/DocCTest.docc --output-path %S/Output
-// RUN: ls %S/Output
+// Clear any existing state:
+// RUN: rm -rf %t.dir
+// RUN: mkdir -p %t.dir
+//
+// Build symbol graphs for the test package:
+// RUN: mkdir %t.dir/symbol-graph-directory
+// RUN: mkdir %t.dir/swiftpm-build-directory
+// RUN: %{swift} build --target DocCTest --package-path %S/DocCTest --build-path %t.dir/swiftpm-build-directory -Xswiftc -emit-symbol-graph -Xswiftc -emit-symbol-graph-dir -Xswiftc %t.dir/symbol-graph-directory
+//
+// Convert the documentation
+// RUN: %{docc} convert %S/DocCTest/Sources/DocCTest/DocCTest.docc --output-path %t.dir/DocCTest.doccarchive --additional-symbol-graph-dir %t.dir/symbol-graph-directory
+//
+// Assert that the produced documentation archive has a 'data' subdirectory as expected
+// RUN: ls %t.dir/DocCTest.doccarchive/data
+// RUN: ls %t.dir/DocCTest.doccarchive/data/documentation/docctest
+// RUN: ls %t.dir/DocCTest.doccarchive/data/documentation/docctest/docctest/variable.json