diff --git a/__tests__/main.test.ts b/__tests__/main.test.ts
index dd15beca..d462bce6 100644
--- a/__tests__/main.test.ts
+++ b/__tests__/main.test.ts
@@ -1,4 +1,7 @@
-test('Local test', async() => {
-  const test = "test"
-  expect(test.length).toBe(4)
+import { SwiftToolInstaller } from '../src/installer'
+
+test('Test Package.resolved v3 parsing', async() => {
+  const installer = new SwiftToolInstaller("https://github.com/nicklockwood/SwiftFormat", "", "" , "", false)
+  const version = installer.parsePackageResolved()
+  expect(version).toBe("ab6844edb79a7b88dc6320e6cee0a0db7674dac3")
 })
diff --git a/src/installer.ts b/src/installer.ts
index ffc1d94e..89625fbe 100644
--- a/src/installer.ts
+++ b/src/installer.ts
@@ -16,7 +16,7 @@ export class SwiftToolInstaller {
 	readonly version: string
 	readonly useCache: boolean
 
-	private constructor(url: string, commit: string, branch: string, version: string, useCache: boolean) {
+	constructor(url: string, commit: string, branch: string, version: string, useCache: boolean) {
 		this.url = url
 		this.commit = commit
 		this.branch = branch