fix: don't add test target if there are no tests (#36)

Author: jcesarmobile

Sources/CapacitorPluginTools/PackageFileGenerator.swift

@@ -3,11 +3,22 @@ import Foundation
 public class PackageFileGenerator {
     let packageName: String
     let targetName: String
+    let hasTests: Bool
     let capRepoName = "capacitor-swift-pm"
     let capLocation = "https://github.com/ionic-team/capacitor-swift-pm.git"
     let capVersion = "8.0.0"
 
     var packageText: String {
+        var testTargetText = ""
+        if hasTests {
+            testTargetText = """
+            ,
+                    .testTarget(
+                        name: "\(targetName)Tests",
+                        dependencies: ["\(targetName)"],
+                        path: "ios/Tests/\(targetName)Tests")
+            """
+        }
         return """
             // swift-tools-version: 5.9
             import PackageDescription
@@ -30,19 +41,16 @@ public class PackageFileGenerator {
                             .product(name: "Capacitor", package: "\(capRepoName)"),
                             .product(name: "Cordova", package: "\(capRepoName)")
                         ],
-                        path: "ios/Sources/\(targetName)"),
-                    .testTarget(
-                        name: "\(targetName)Tests",
-                        dependencies: ["\(targetName)"],
-                        path: "ios/Tests/\(targetName)Tests")
+                        path: "ios/Sources/\(targetName)")\(testTargetText)
                 ]
             )
             """
     }
 
-    public init(packageName: String, targetName: String) {
+    public init(packageName: String, targetName: String, hasTests: Bool) {
         self.packageName = packageName
         self.targetName = targetName
+        self.hasTests = hasTests
     }
 
     public func generateFile(at fileURL: URL) throws {

Sources/CommandLineTool/cap2spm.swift

@@ -50,7 +50,7 @@ struct Cap2SPM: ParsableCommand {
             try? modifyTestsFile(at: swiftTestsFileURL, with: capPlugin.identifier)
         }
 
-        let packageGenerator = PackageFileGenerator(packageName: podspec.podName, targetName: capPlugin.identifier)
+        let packageGenerator = PackageFileGenerator(packageName: podspec.podName, targetName: capPlugin.identifier, hasTests: swiftTestsFileURL != nil)
 
         try packageGenerator.generateFile(at: podspecFileURL)
 

Tests/CapacitorPluginToolsTests/PackageFileGenerator.swift

@@ -6,7 +6,7 @@ struct PackageFileGeneratorTests {
     let packageFileGenerator: PackageFileGenerator
 
     init() {
-        packageFileGenerator = PackageFileGenerator(packageName: "CapacitorAppPlugin", targetName: "AppPlugin")
+        packageFileGenerator = PackageFileGenerator(packageName: "CapacitorAppPlugin", targetName: "AppPlugin", hasTests: true)
     }
 
     @Test("Generates expected Package.swift Text")