add tests

Author: Aleksei Zelentsov

Tests/SmsHubApiTests/SmsHubApiTests.swift

@@ -3,10 +3,42 @@ import XCTest
 @testable import SmsHubApi
 
 final class SmsHubApiTests: XCTestCase {
-    func testExample() throws {
-        // This is an example of a functional test case.
-        // Use XCTAssert and related functions to verify your tests produce the correct
-        // results.
-        
+    private var smsHubAPI: ISmsHubAPI!
+    private var apiKey: String = "api_token"
+    
+    override func setUp() {
+        super.setUp()
+        smsHubAPI = SmsHubAPI(apiKey: apiKey)
+    }
+    
+    override func tearDown() {
+        smsHubAPI = nil
+        super.tearDown()
+    }
+    
+    func testGetBalance() async throws {
+        let balance = try await smsHubAPI.getBalance()
+        XCTAssertNotNil(balance, "Balance should not be nil")
+    }
+    
+    func testPurchasePhoneNumber() async throws {
+        let getNumberRequest = GetNumberRequest(service: .kuhnaNaRayone, country: .russia)
+        let result = try await smsHubAPI.purchasePhoneNumber(by: getNumberRequest)
+        print(result.0)
+        XCTAssertNotNil(result.0, "ID should not be nil")
+        XCTAssertNotNil(result.1, "Phone number should not be nil")
+    }
+    
+    func testGetStatus() async throws {
+        let getStatusId = 393619569 // Replace with a valid ID
+        let result = try await smsHubAPI.getStatus(id: getStatusId)
+        print(result)
+        XCTAssertNotNil(result.0, "GetStatusResponse should not be nil")
+    }
+    
+    func testSetStatus() async throws {
+        let setStatusId = 393619569 // Replace with a valid ID
+        let setStatusResponse = try await smsHubAPI.setStatus(id: setStatusId, status: .cancelActivation)
+        XCTAssertEqual(setStatusResponse, SetStatusResponse.accessCancel, "Expected status to be '.success'")
     }
 }