revert tests

Author: Wang Lun

Tests/SourceKitLSPTests/SwiftInterfaceTests.swift

@@ -220,16 +220,19 @@ final class SwiftInterfaceTests: XCTestCase {
     )
 
     let (mainUri, mainPositions) = try project.openDocument("main.swift")
-    let response = try await project.testClient.send(
-      DefinitionRequest(textDocument: TextDocumentIdentifier(mainUri), position: mainPositions["1️⃣"])
-    )
+    let response =
+      try await project.testClient.send(
+        DefinitionRequest(
+          textDocument: TextDocumentIdentifier(mainUri),
+          position: mainPositions["1️⃣"]
+        )
+      )
     let referenceDocumentUri = try XCTUnwrap(response?.locations?.only).uri
     let referenceDocument = try await project.testClient.send(GetReferenceDocumentRequest(uri: referenceDocumentUri))
 
-    // Test hover functionality in the interface
     let stringIndex = try XCTUnwrap(referenceDocument.content.firstRange(of: "-> String"))
-    let (line, column) = LineTable(referenceDocument.content)
-      .lineAndUTF16ColumnOf(referenceDocument.content.index(stringIndex.lowerBound, offsetBy: 3))
+    let (stringLine, stringColumn) = LineTable(referenceDocument.content)
+          .lineAndUTF16ColumnOf(referenceDocument.content.index(stringIndex.lowerBound, offsetBy: 3))
     project.testClient.send(
       DidOpenTextDocumentNotification(
         textDocument: TextDocumentItem(
@@ -243,7 +246,7 @@ final class SwiftInterfaceTests: XCTestCase {
     let hover = try await project.testClient.send(
       HoverRequest(
         textDocument: TextDocumentIdentifier(referenceDocumentUri),
-        position: Position(line: line, utf16index: column)
+        position: Position(line: stringLine, utf16index: stringColumn)   
       )
     )
     XCTAssertNotNil(hover)
@@ -296,7 +299,6 @@ final class SwiftInterfaceTests: XCTestCase {
         GetReferenceDocumentRequest.method: .dictionary(["supported": .bool(true)])
       ])
     )
-
     let uri = DocumentURI(for: .swift)
 
     let positions = testClient.openDocument(