Separate bonjour concerns in PrinterRequestManager into BonjourBrowser, add unit test for BonjourBrowser

SoyuzTests/BonjourBrowserTests.swift

@@ -0,0 +1,54 @@
+//
+//  BonjourBrowserTests.swift
+//  SoyuzTests
+//
+//  Created by maddiefuzz on 3/24/23.
+//
+
+import XCTest
+import Network
+import Combine
+@testable import Soyuz
+
+class SoyuzBonjourBrowserTests: XCTestCase {
+    var bonjourBrowser: BonjourBrowser?
+    var bonjourListener: NWListener?
+    var cancellable: AnyCancellable?
+    
+    override func setUp() {
+        do {
+            bonjourListener = try NWListener(using: .tcp, on: .http)
+            bonjourListener!.service = NWListener.Service(name: "Test", type: "_xctest._tcp")
+            
+            bonjourListener!.newConnectionHandler = { newConnection in
+                return
+            }
+        } catch {
+            print("Error: \(error)")
+        }
+        bonjourBrowser = BonjourBrowser(browser: NWBrowser(for: .bonjour(type: "_xctest._tcp", domain: "local."), using: .tcp))
+    }
+    
+    func testBonjourDiscoveredItemsNotNil() {
+        guard let browser = bonjourBrowser else {
+            XCTAssert(false)
+            return
+        }
+        
+        let expectation = XCTestExpectation(description: "BonjourBrowser publishes network services")
+        
+        cancellable = browser.$NDEngineResults
+            .dropFirst()
+            .sink(receiveValue: { newValue in
+                if newValue.count > 0 {
+                    expectation.fulfill()
+                }
+            })
+        
+        bonjourListener!.start(queue: DispatchQueue.main)
+        wait(for: [expectation], timeout: 2)
+        XCTAssert(!browser.NDEngineResults.isEmpty)
+        XCTAssertEqual(browser.NDEngineResults.count, 1)
+    }
+    
+}

SoyuzTests/PrinterRequestManagerTests.swift

@@ -14,20 +14,20 @@ class PrinterRequestManagerTests: XCTestCase {
     
     var testBonjourListener: NWListener?
     
-    override func setUp() {
-        printerRequestManager = PrinterRequestManager(browser: NWBrowser(for: .bonjour(type: "_http._tcp", domain: "local."), using: .tcp))
-        
-        // Set up test bonjour server
-        //let parameters = NWParameters(tls: .none, tcp: NWListener.)
-        do {
-            testBonjourListener = try NWListener(using: .tcp, on: .http)
-            testBonjourListener!.start(queue: DispatchQueue.main)
-        } catch {
-            print("Error: \(error)")
-        }
-    }
-    
-    func testBonjourDiscoveredItemsNotNil() {
-        XCTAssertNotNil(printerRequestManager?.nwBrowserDiscoveredItems)
-    }
+//    override func setUp() {
+//        printerRequestManager = PrinterRequestManager(browser: NWBrowser(for: .bonjour(type: "_http._tcp", domain: "local."), using: .tcp))
+//        
+//        // Set up test bonjour server
+//        //let parameters = NWParameters(tls: .none, tcp: NWListener.)
+//        do {
+//            testBonjourListener = try NWListener(using: .tcp, on: .http)
+//            testBonjourListener!.start(queue: DispatchQueue.main)
+//        } catch {
+//            print("Error: \(error)")
+//        }
+//    }
+//    
+//    func testBonjourDiscoveredItemsNotNil() {
+//        XCTAssertNotNil(printerRequestManager?.nwBrowserDiscoveredItems)
+//    }
 }