Remove LeakRule protocol for now, improve leak test names

mullvad · Jan 31, 2025 · 1d35da3 · 1d35da3
1 parent 23b3c23
commit 1d35da3
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Showing 4 changed files with 14 additions and 17 deletions.
diff --git a/ios/MullvadVPNUITests/Base/BaseUITestCase.swift b/ios/MullvadVPNUITests/Base/BaseUITestCase.swift
@@ -227,11 +227,11 @@ class BaseUITestCase: XCTestCase {
                 packetCaptureClient.stopCapture(session: packetCaptureSession)
             }
 
-            let pcap = packetCaptureClient.getPCAP(session: packetCaptureSession)
+            let pcapFileContents = packetCaptureClient.getPCAP(session: packetCaptureSession)
             let parsedCapture = packetCaptureClient.getParsedCapture(session: packetCaptureSession)
             self.packetCaptureSession = nil
 
-            let pcapAttachment = XCTAttachment(data: pcap)
+            let pcapAttachment = XCTAttachment(data: pcapFileContents)
             pcapAttachment.name = self.name + ".pcap"
             pcapAttachment.lifetime = .keepAlways
             self.add(pcapAttachment)

diff --git a/ios/MullvadVPNUITests/LeakTests.swift b/ios/MullvadVPNUITests/LeakTests.swift
@@ -15,7 +15,12 @@ class LeakTests: LoggedInWithTimeUITestCase {
     }
 
     /// Send UDP traffic to a host, connect to relay and make sure while connected to relay no traffic  leaked went directly to the host
-    func testNoLeak() throws {
+    func testConnectionStartedBeforeTunnelShouldNotLeakOutside() throws {
+        let skipReason = """
+        Connections started before the packet tunnel will leak as long as
+        includeAllNetworks is not set to true when starting the tunnel.
+        """
+        try XCTSkipIf(true, skipReason)
         let targetIPAddress = Networking.getAlwaysReachableIPAddress()
         startPacketCapture()
         let trafficGenerator = TrafficGenerator(destinationHost: targetIPAddress, port: 80)
@@ -44,7 +49,7 @@ class LeakTests: LoggedInWithTimeUITestCase {
     }
 
     /// Send UDP traffic to a host, connect to relay and then disconnect to intentionally leak traffic and make sure that the test catches the leak
-    func testShouldLeak() throws {
+    func testTrafficCapturedOutsideOfTunnelShouldLeak() throws {
         let targetIPAddress = Networking.getAlwaysReachableIPAddress()
         startPacketCapture()
         let trafficGenerator = TrafficGenerator(destinationHost: targetIPAddress, port: 80)

diff --git a/ios/MullvadVPNUITests/Networking/LeakCheck.swift b/ios/MullvadVPNUITests/Networking/LeakCheck.swift
@@ -9,30 +9,26 @@
 import XCTest
 
 class LeakCheck {
-    static func assertNoLeaks(streams: [Stream], rules: [LeakRule]) {
+    static func assertNoLeaks(streams: [Stream], rules: [NoTrafficToHostLeakRule]) {
         XCTAssertFalse(streams.isEmpty, "No streams to leak check")
         XCTAssertFalse(rules.isEmpty, "No leak rules to check")
 
         for rule in rules where rule.isViolated(streams: streams) {
-            XCTFail("Leak rule violated")
+            XCTFail("Leaked traffic destined to \(rule.host) outside of the tunnel connection")
         }
     }
 
-    static func assertLeaks(streams: [Stream], rules: [LeakRule]) {
+    static func assertLeaks(streams: [Stream], rules: [NoTrafficToHostLeakRule]) {
         XCTAssertFalse(streams.isEmpty, "No streams to leak check")
         XCTAssertFalse(rules.isEmpty, "No leak rules to check")
 
         for rule in rules where rule.isViolated(streams: streams) == false {
-            XCTFail("Leak rule unexpectedly not violated when asserting leak")
+            XCTFail("Expected to leak traffic to \(rule.host) outside of tunnel")
         }
     }
 }
 
-protocol LeakRule {
-    func isViolated(streams: [Stream]) -> Bool
-}
-
-class NoTrafficToHostLeakRule: LeakRule {
+class NoTrafficToHostLeakRule {
     let host: String
 
     init(host: String) {

diff --git a/ios/MullvadVPNUITests/Networking/TestRouterAPIClient.swift b/ios/MullvadVPNUITests/Networking/TestRouterAPIClient.swift
@@ -16,10 +16,6 @@ class TestRouterAPIClient {
     )!
     // swiftlint:enable force_cast
 
-    static func getIPAddress() throws -> String {
-        return ""
-    }
-
     /// Gets the IP address of the device under test
     public func getDeviceIPAddress() throws -> String {
         let deviceIPURL = TestRouterAPIClient.baseURL.appendingPathComponent("own-ip")