[AltStoreCore] Generates Source.identifier from sourceURL

AltTests/AltTests+Sources.swift

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+//
+//  AltTests+Sources.swift
+//  AltTests
+//
+//  Created by Riley Testut on 10/10/23.
+//  Copyright © 2023 Riley Testut. All rights reserved.
+//
+
+import XCTest
+
+@testable import AltStoreCore
+
+extension AltTests
+{
+    func testSourceID() throws
+    {
+        let url = Source.altStoreSourceURL
+        
+        let sourceID = try Source.sourceID(from: url)
+        XCTAssertEqual(sourceID, "apps.altstore.io")
+    }
+    
+    @available(iOS 17, *)
+    func testSourceIDWithPercentEncoding() throws
+    {
+        let url = URL(string: "apple.com/MY invalid•path/")!
+        
+        let sourceID = try Source.sourceID(from: url)
+        XCTAssertEqual(sourceID, "apple.com/my invalid•path")
+    }
+    
+    func testSourceIDWithDifferentSchemes() throws
+    {
+        let url1 = URL(string: "http://rileytestut.com")!
+        let url2 = URL(string: "https://rileytestut.com")!
+        
+        let sourceID = try Source.sourceID(from: url1)
+        XCTAssertEqual(sourceID, "rileytestut.com")
+        
+        let sourceID2 = try Source.sourceID(from: url2)
+        XCTAssertEqual(sourceID, sourceID2)
+    }
+    
+    func testSourceIDWithNonDefaultPort() throws
+    {
+        let url = URL(string: "http://localhost:8008/apps.json")!
+        
+        let sourceID = try Source.sourceID(from: url)
+        XCTAssertEqual(sourceID, "localhost:8008/apps.json")
+    }
+    
+    func testSourceIDWithFragmentsAndQueries() throws
+    {
+        var components = URLComponents(string: "https://disney.com/altstore/apps")!
+        components.fragment = "get started"
+        
+        components.queryItems = [URLQueryItem(name: "id", value: "1234")]
+        let url1 = components.url!
+        
+        components.queryItems = [URLQueryItem(name: "id", value: "5678")]
+        let url2 = components.url!
+        
+        XCTAssertNotEqual(url1, url2)
+        
+        let sourceID = try Source.sourceID(from: url1)
+        XCTAssertEqual(sourceID, "disney.com/altstore/apps")
+        
+        let sourceID2 = try Source.sourceID(from: url2)
+        XCTAssertEqual(sourceID, sourceID2)
+    }
+    
+    func testSourceIDWithDuplicateSlashes() throws
+    {
+        let url1 = URL(string: "http://rileytestut.co.nz//secret/altstore//apps.json")!
+        let url2 = URL(string: "http://rileytestut.co.nz/secret/altstore/apps.json//")!
+        
+        let sourceID = try Source.sourceID(from: url1)
+        XCTAssertEqual(sourceID, "rileytestut.co.nz/secret/altstore/apps.json")
+        
+        let sourceID2 = try Source.sourceID(from: url2)
+        XCTAssertEqual(sourceID, sourceID2)
+    }
+    
+    func testSourceIDWithMixedCase() throws
+    {
+        let href = "https://rileyTESTUT.co.nz/test/PATH/ApPs.json"
+        
+        let url1 = URL(string: href)!
+        let url2 = URL(string: href.lowercased())!
+        
+        let sourceID = try Source.sourceID(from: url1)
+        XCTAssertEqual(sourceID, "rileytestut.co.nz/test/path/apps.json")
+        
+        let sourceID2 = try Source.sourceID(from: url2)
+        XCTAssertEqual(sourceID, sourceID2)
+    }
+    
+    func testSourceIDWithTrailingSlash() throws
+    {
+        let url1 = URL(string: "http://apps.altstore.io/")!
+        let url2 = URL(string: "http://apps.altstore.io")!
+        
+        let sourceID = try Source.sourceID(from: url1)
+        XCTAssertEqual(sourceID, "apps.altstore.io")
+        
+        let sourceID2 = try Source.sourceID(from: url2)
+        XCTAssertEqual(sourceID, sourceID2)
+    }
+    
+    func testSourceIDWithLeadingWWW() throws
+    {
+        let url1 = URL(string: "http://www.GBA4iOSApp.com")!
+        let url2 = URL(string: "http://gba4iosapp.com")!
+        
+        let sourceID = try Source.sourceID(from: url1)
+        XCTAssertEqual(sourceID, "gba4iosapp.com")
+        
+        let sourceID2 = try Source.sourceID(from: url2)
+        XCTAssertEqual(sourceID, sourceID2)
+    }
+    
+    func testSourceIDWithAllRules() throws
+    {
+        let url1 = URL(string: "fTp://WWW.apps.APPLE.com:4004//altstore apps/source.JSON?user=test@altstore.io#welcome//")!
+        let url2 = URL(string: "ftp://apps.apple.com:4004/altstore apps/source.json?user=anothertest@altstore.io#welcome")!
+        
+        let sourceID = try Source.sourceID(from: url1)
+        XCTAssertEqual(sourceID, "apps.apple.com:4004/altstore apps/source.json")
+        
+        let sourceID2 = try Source.sourceID(from: url2)
+        XCTAssertEqual(sourceID, sourceID2)
+    }
+    
+    func testSourceIDWithEmoji() throws
+    {
+        let url1 = URL(string: "http://xn--g5h5981o.com")! // 🤷‍♂️.com
+        let sourceID1 = try Source.sourceID(from: url1)
+        XCTAssertEqual(sourceID1, "🤷♂.com")
+        
+        let url2 = URL(string: "http://www.xn--7r8h.io")! // www.💜.io
+        let sourceID2 = try Source.sourceID(from: url2)
+        XCTAssertEqual(sourceID2, "💜.io")
+    }
+    
+    func testSourceIDWithRelativeURL() throws
+    {
+        let baseURL = URL(string: "https://rileytestut.com")!
+        let path = "altstore/apps.json"
+        
+        let url1 = URL(string: path, relativeTo: baseURL)!
+        let url2 = baseURL.appendingPathComponent(path)
+        
+        let sourceID = try Source.sourceID(from: url1)
+        XCTAssertEqual(sourceID, "rileytestut.com/altstore/apps.json")
+        
+        let sourceID2 = try Source.sourceID(from: url2)
+        XCTAssertEqual(sourceID, sourceID2)
+    }
+}