From d4563590c98f663f5d3789bae839e9549014e623 Mon Sep 17 00:00:00 2001
From: hiroshihorie <548776+hiroshihorie@users.noreply.github.com>
Date: Wed, 28 Feb 2024 04:15:29 +0900
Subject: [PATCH 01/18] resolve sid

---
 LiveKit.xctestplan                    | 45 ++++++++++++++++++++
 Tests/LiveKitTests/Basic.swift        |  6 ++-
 Tests/LiveKitTests/PublishTests.swift | 61 +++++++++++++++++++++++++++
 3 files changed, 111 insertions(+), 1 deletion(-)
 create mode 100644 LiveKit.xctestplan
 create mode 100644 Tests/LiveKitTests/PublishTests.swift

diff --git a/LiveKit.xctestplan b/LiveKit.xctestplan
new file mode 100644
index 000000000..9f2001a31
--- /dev/null
+++ b/LiveKit.xctestplan
@@ -0,0 +1,45 @@
+{
+  "configurations" : [
+    {
+      "id" : "C13DBD7E-A26D-4166-987B-8BB0E3A8A56F",
+      "name" : "Test Scheme Action",
+      "options" : {
+
+      }
+    }
+  ],
+  "defaultOptions" : {
+    "environmentVariableEntries" : [
+      {
+        "key" : "LIVEKIT_URL",
+        "value" : "$(LIVEKIT_URL)"
+      },
+      {
+        "key" : "LIVEKIT_TOKEN",
+        "value" : "$(LIVEKIT_TOKEN)"
+      }
+    ],
+    "targetForVariableExpansion" : {
+      "containerPath" : "container:",
+      "identifier" : "LiveKit",
+      "name" : "LiveKit"
+    }
+  },
+  "testTargets" : [
+    {
+      "target" : {
+        "containerPath" : "container:",
+        "identifier" : "LiveKitTests",
+        "name" : "LiveKitTests"
+      }
+    },
+    {
+      "target" : {
+        "containerPath" : "container:",
+        "identifier" : "LiveKitTestsObjC",
+        "name" : "LiveKitTestsObjC"
+      }
+    }
+  ],
+  "version" : 1
+}
diff --git a/Tests/LiveKitTests/Basic.swift b/Tests/LiveKitTests/Basic.swift
index d34e38c5a..61eb09007 100644
--- a/Tests/LiveKitTests/Basic.swift
+++ b/Tests/LiveKitTests/Basic.swift
@@ -17,4 +17,8 @@
 @testable import LiveKit
 import XCTest
 
-class Basic: XCTestCase {}
+class Basic: XCTestCase {
+    func testReadVersion() {
+        print("LiveKitSDK.version: \(LiveKitSDK.version)")
+    }
+}
diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
new file mode 100644
index 000000000..11ed2e3f8
--- /dev/null
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2024 LiveKit
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+@testable import LiveKit
+import XCTest
+
+class PublishTests: XCTestCase {
+    let room = Room()
+
+    override func setUp() async throws {
+        let url = ProcessInfo.processInfo.environment["LIVEKIT_URL"]
+        let token = ProcessInfo.processInfo.environment["LIVEKIT_TOKEN"]
+
+        guard let url else {
+            XCTFail("LIVEKIT_URL is nil")
+            return
+        }
+
+        guard let token else {
+            XCTFail("LIVEKIT_TOKEN is nil")
+            return
+        }
+
+        try await room.connect(url: url, token: token)
+    }
+
+    override func tearDown() async throws {
+        await room.disconnect()
+    }
+
+    func testResolveSid() async throws {
+        XCTAssert(room.connectionState == .connected)
+
+        let sid = try await room.sid()
+        print("Room.sid(): \(String(describing: sid))")
+        XCTAssert(sid.stringValue.starts(with: "RM_"))
+    }
+
+    func testPublishMic() async throws {
+        XCTAssert(room.connectionState == .connected)
+
+        try await room.localParticipant.setMicrophone(enabled: true)
+        sleep(5)
+
+        let stats = room.localParticipant.localAudioTracks.first?.track?.statistics
+        print("Stats: \(String(describing: stats))")
+    }
+}

From 28926d4f2f77a5e4c1572ab1375c13351e207a27 Mon Sep 17 00:00:00 2001
From: hiroshihorie <548776+hiroshihorie@users.noreply.github.com>
Date: Wed, 28 Feb 2024 04:23:48 +0900
Subject: [PATCH 02/18] pass secrets

---
 .github/workflows/testing-matrix.yaml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/testing-matrix.yaml b/.github/workflows/testing-matrix.yaml
index 671f4d369..78735054d 100644
--- a/.github/workflows/testing-matrix.yaml
+++ b/.github/workflows/testing-matrix.yaml
@@ -48,4 +48,7 @@ jobs:
         run: xcodebuild -scheme LiveKit -showdestinations
 
       - name: Run All Tests
-        run: xcodebuild test -scheme LiveKit -destination '${{ matrix.destination }}'
+        env:
+          LIVEKIT_URL: ${{ secrets.LIVEKIT_URL }}
+          LIVEKIT_TOKEN: ${{ secrets.LIVEKIT_TOKEN }}
+        run: xcodebuild test -scheme LiveKit -destination '${{ matrix.destination }}' LIVEKIT_URL='$LIVEKIT_URL' LIVEKIT_TOKEN='$LIVEKIT_TOKEN'

From 2022f05d6afc3a7da9e64c4a4e38ee9c548d8b85 Mon Sep 17 00:00:00 2001
From: hiroshihorie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 29 Feb 2024 01:35:42 +0900
Subject: [PATCH 03/18] generate token

---
 .github/workflows/testing-matrix.yaml         |  22 ++-
 LiveKit.xctestplan                            |  12 +-
 Package.swift                                 |  17 ++-
 Sources/LiveKit/Core/Transport.swift          |   1 -
 Tests/LiveKitTests/PublishTests.swift         |  20 ++-
 .../LiveKitTests/Support/TokenGenerator.swift | 136 ++++++++++++++++++
 Tests/LiveKitTestsObjC/Basic.m                |   2 +-
 7 files changed, 188 insertions(+), 22 deletions(-)
 create mode 100644 Tests/LiveKitTests/Support/TokenGenerator.swift

diff --git a/.github/workflows/testing-matrix.yaml b/.github/workflows/testing-matrix.yaml
index 78735054d..3c12e1630 100644
--- a/.github/workflows/testing-matrix.yaml
+++ b/.github/workflows/testing-matrix.yaml
@@ -3,9 +3,9 @@ name: Testing Matrix
 on:
   workflow_dispatch:
   push:
-    branches: [ main ]
+    branches: [main]
   pull_request:
-    branches: [ main ]
+    branches: [main]
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
@@ -17,7 +17,12 @@ jobs:
       fail-fast: false
       matrix:
         xcode-version: [14.2, 15.2]
-        destination: ['platform=iOS Simulator,OS=17.2,name=iPhone 14 Pro', 'platform=macOS', 'platform=macOS,variant=Mac Catalyst']
+        destination:
+          [
+            "platform=iOS Simulator,OS=17.2,name=iPhone 14 Pro",
+            "platform=macOS",
+            "platform=macOS,variant=Mac Catalyst",
+          ]
 
     runs-on: macos-13
 
@@ -49,6 +54,11 @@ jobs:
 
       - name: Run All Tests
         env:
-          LIVEKIT_URL: ${{ secrets.LIVEKIT_URL }}
-          LIVEKIT_TOKEN: ${{ secrets.LIVEKIT_TOKEN }}
-        run: xcodebuild test -scheme LiveKit -destination '${{ matrix.destination }}' LIVEKIT_URL='$LIVEKIT_URL' LIVEKIT_TOKEN='$LIVEKIT_TOKEN'
+          LIVEKIT_TESTING_URL: ${{ secrets.LIVEKIT_TESTING_URL }}
+          LIVEKIT_TESTING_API_KEY: ${{ secrets.LIVEKIT_TESTING_API_KEY }}
+          LIVEKIT_TESTING_API_SECRET: ${{ secrets.LIVEKIT_TESTING_API_SECRET }}
+        run: |
+          xcodebuild test -scheme LiveKit -destination '${{ matrix.destination }}' \
+          LIVEKIT_TESTING_URL='$LIVEKIT_TESTING_URL' \
+          LIVEKIT_TESTING_API_KEY='$LIVEKIT_TESTING_API_KEY' \
+          LIVEKIT_TESTING_API_SECRET='$LIVEKIT_TESTING_API_SECRET'
diff --git a/LiveKit.xctestplan b/LiveKit.xctestplan
index 9f2001a31..c79a61dbf 100644
--- a/LiveKit.xctestplan
+++ b/LiveKit.xctestplan
@@ -11,12 +11,16 @@
   "defaultOptions" : {
     "environmentVariableEntries" : [
       {
-        "key" : "LIVEKIT_URL",
-        "value" : "$(LIVEKIT_URL)"
+        "key" : "LIVEKIT_TESTING_URL",
+        "value" : "$(LIVEKIT_TESTING_URL)"
       },
       {
-        "key" : "LIVEKIT_TOKEN",
-        "value" : "$(LIVEKIT_TOKEN)"
+        "key" : "LIVEKIT_TESTING_API_KEY",
+        "value" : "$(LIVEKIT_TESTING_API_KEY)"
+      },
+      {
+        "key" : "LIVEKIT_TESTING_API_SECRET",
+        "value" : "$(LIVEKIT_TESTING_API_SECRET)"
       }
     ],
     "targetForVariableExpansion" : {
diff --git a/Package.swift b/Package.swift
index de85225df..7ea53752b 100644
--- a/Package.swift
+++ b/Package.swift
@@ -20,8 +20,11 @@ let package = Package(
         // LK-Prefixed Dynamic WebRTC XCFramework
         .package(url: "https://github.com/livekit/webrtc-xcframework.git", exact: "114.5735.13"),
         .package(url: "https://github.com/apple/swift-protobuf.git", .upToNextMajor(from: "1.25.2")),
-        .package(url: "https://github.com/apple/swift-log.git", .upToNextMajor(from: "1.5.3")),
-        .package(url: "https://github.com/apple/swift-docc-plugin", from: "1.3.0"),
+        .package(url: "https://github.com/apple/swift-log.git", .upToNextMajor(from: "1.5.4")),
+        // Only used for DocC generation
+        .package(url: "https://github.com/apple/swift-docc-plugin", .upToNextMajor(from: "1.3.0")),
+        // Only used for Testing
+        .package(url: "https://github.com/vapor/jwt-kit.git", .upToNextMajor(from: "4.13.2")),
     ],
     targets: [
         .systemLibrary(name: "CHeaders"),
@@ -37,11 +40,17 @@ let package = Package(
         ),
         .testTarget(
             name: "LiveKitTests",
-            dependencies: ["LiveKit"]
+            dependencies: [
+                "LiveKit",
+                .product(name: "JWTKit", package: "jwt-kit"),
+            ]
         ),
         .testTarget(
             name: "LiveKitTestsObjC",
-            dependencies: ["LiveKit"]
+            dependencies: [
+                "LiveKit",
+                .product(name: "JWTKit", package: "jwt-kit"),
+            ]
         ),
     ]
 )
diff --git a/Sources/LiveKit/Core/Transport.swift b/Sources/LiveKit/Core/Transport.swift
index 9a430c9a9..b4cd6ffe0 100644
--- a/Sources/LiveKit/Core/Transport.swift
+++ b/Sources/LiveKit/Core/Transport.swift
@@ -15,7 +15,6 @@
  */
 
 import Foundation
-import SwiftProtobuf
 
 @_implementationOnly import LiveKitWebRTC
 
diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
index 11ed2e3f8..b729a4d1f 100644
--- a/Tests/LiveKitTests/PublishTests.swift
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -21,20 +21,28 @@ class PublishTests: XCTestCase {
     let room = Room()
 
     override func setUp() async throws {
-        let url = ProcessInfo.processInfo.environment["LIVEKIT_URL"]
-        let token = ProcessInfo.processInfo.environment["LIVEKIT_TOKEN"]
+        let url = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_URL"]
+        let apiKey = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_API_KEY"]
+        let apiSecret = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_API_SECRET"]
 
         guard let url else {
-            XCTFail("LIVEKIT_URL is nil")
+            XCTFail("LIVEKIT_TESTING_URL is nil")
             return
         }
 
-        guard let token else {
-            XCTFail("LIVEKIT_TOKEN is nil")
+        guard let apiKey else {
+            XCTFail("LIVEKIT_TESTING_API_KEY is nil")
             return
         }
 
-        try await room.connect(url: url, token: token)
+        guard let apiSecret else {
+            XCTFail("LIVEKIT_TESTING_API_SECRET is nil")
+            return
+        }
+
+        let g = TokenGenerator(apiKey: apiKey, apiSecret: apiSecret, identity: "test_publisher01")
+
+        try await room.connect(url: url, token: g.sign())
     }
 
     override func tearDown() async throws {
diff --git a/Tests/LiveKitTests/Support/TokenGenerator.swift b/Tests/LiveKitTests/Support/TokenGenerator.swift
new file mode 100644
index 000000000..8406233f8
--- /dev/null
+++ b/Tests/LiveKitTests/Support/TokenGenerator.swift
@@ -0,0 +1,136 @@
+/*
+ * Copyright 2024 LiveKit
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import Foundation
+import JWTKit
+
+public struct VideoGrant: Codable, Equatable {
+    /** name of the room, must be set for admin or join permissions */
+    let room: String?
+    /** permission to create a room */
+    let roomCreate: Bool?
+    /** permission to join a room as a participant, room must be set */
+    let roomJoin: Bool?
+    /** permission to list rooms */
+    let roomList: Bool?
+    /** permission to start a recording */
+    let roomRecord: Bool?
+    /** permission to control a specific room, room must be set */
+    let roomAdmin: Bool?
+
+    /**
+     * allow participant to publish. If neither canPublish or canSubscribe is set,
+     * both publish and subscribe are enabled
+     */
+    let canPublish: Bool?
+    /** allow participant to subscribe to other tracks */
+    let canSubscribe: Bool?
+    /**
+     * allow participants to publish data, defaults to true if not set
+     */
+    let canPublishData: Bool?
+    /** participant isn't visible to others */
+    let hidden: Bool?
+    /** participant is recording the room, when set, allows room to indicate it's being recorded */
+    let recorder: Bool?
+
+    init(room: String? = nil,
+         roomCreate: Bool? = nil,
+         roomJoin: Bool? = nil,
+         roomList: Bool? = nil,
+         roomRecord: Bool? = nil,
+         roomAdmin: Bool? = nil,
+         canPublish: Bool? = nil,
+         canSubscribe: Bool? = nil,
+         canPublishData: Bool? = nil,
+         hidden: Bool? = nil,
+         recorder: Bool? = nil)
+    {
+        self.room = room
+        self.roomCreate = roomCreate
+        self.roomJoin = roomJoin
+        self.roomList = roomList
+        self.roomRecord = roomRecord
+        self.roomAdmin = roomAdmin
+        self.canPublish = canPublish
+        self.canSubscribe = canSubscribe
+        self.canPublishData = canPublishData
+        self.hidden = hidden
+        self.recorder = recorder
+    }
+}
+
+public class TokenGenerator {
+    private struct Payload: JWTPayload, Equatable {
+        let exp: ExpirationClaim
+        let iss: IssuerClaim
+        let nbf: NotBeforeClaim
+        let sub: SubjectClaim
+
+        let name: String?
+        let metadata: String?
+        let video: VideoGrant?
+
+        func verify(using _: JWTSigner) throws {
+            fatalError("not implemented")
+        }
+    }
+
+    // 30 mins
+    static let defaultTTL: TimeInterval = 30 * 60
+
+    // MARK: - Public
+
+    public var apiKey: String
+    public var apiSecret: String
+    public var identity: String
+    public var ttl: TimeInterval
+    public var name: String?
+    public var metadata: String?
+    public var videoGrant: VideoGrant?
+
+    // MARK: - Private
+
+    private let signers = JWTSigners()
+
+    init(apiKey: String,
+         apiSecret: String,
+         identity: String,
+         ttl: TimeInterval = defaultTTL)
+    {
+        self.apiKey = apiKey
+        self.apiSecret = apiSecret
+        self.identity = identity
+        self.ttl = ttl
+    }
+
+    func sign() throws -> String {
+        // Add HMAC with SHA-256 signer.
+        signers.use(.hs256(key: apiSecret))
+
+        let n = Date().timeIntervalSince1970
+
+        let p = Payload(exp: .init(value: Date(timeIntervalSince1970: floor(n + ttl))),
+                        iss: .init(stringLiteral: apiKey),
+                        nbf: .init(value: Date(timeIntervalSince1970: floor(n))),
+                        sub: .init(stringLiteral: identity),
+                        name: name,
+                        metadata: metadata,
+                        video: videoGrant)
+
+        return try signers.sign(p)
+    }
+}
diff --git a/Tests/LiveKitTestsObjC/Basic.m b/Tests/LiveKitTestsObjC/Basic.m
index 05aa25532..34dd1e6d4 100644
--- a/Tests/LiveKitTestsObjC/Basic.m
+++ b/Tests/LiveKitTestsObjC/Basic.m
@@ -22,7 +22,7 @@ @interface Basic : XCTestCase
 
 @implementation Basic
 
-- (void)sdkVersion {
+- (void)testSdkVersion {
     NSLog(@"%@", LiveKitSDK.sdkVersion);
 }
 

From 69d99f06b8dfc0c413bff4221805a8914487ea1f Mon Sep 17 00:00:00 2001
From: hiroshihorie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 29 Feb 2024 01:45:58 +0900
Subject: [PATCH 04/18] add grants

---
 Tests/LiveKitTests/PublishTests.swift | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
index b729a4d1f..aaf61523d 100644
--- a/Tests/LiveKitTests/PublishTests.swift
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -42,6 +42,10 @@ class PublishTests: XCTestCase {
 
         let g = TokenGenerator(apiKey: apiKey, apiSecret: apiSecret, identity: "test_publisher01")
 
+        g.videoGrant = VideoGrant(room: "swiftsdk_test_01",
+                                  roomJoin: true,
+                                  canPublish: true)
+
         try await room.connect(url: url, token: g.sign())
     }
 

From b69345842fb895717042a50cef5d9608a613a224 Mon Sep 17 00:00:00 2001
From: hiroshihorie <548776+hiroshihorie@users.noreply.github.com>
Date: Sun, 3 Mar 2024 03:06:34 +0900
Subject: [PATCH 05/18] Update testing-matrix.yaml

---
 .github/workflows/testing-matrix.yaml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/testing-matrix.yaml b/.github/workflows/testing-matrix.yaml
index 3c12e1630..50b9760ea 100644
--- a/.github/workflows/testing-matrix.yaml
+++ b/.github/workflows/testing-matrix.yaml
@@ -59,6 +59,6 @@ jobs:
           LIVEKIT_TESTING_API_SECRET: ${{ secrets.LIVEKIT_TESTING_API_SECRET }}
         run: |
           xcodebuild test -scheme LiveKit -destination '${{ matrix.destination }}' \
-          LIVEKIT_TESTING_URL='$LIVEKIT_TESTING_URL' \
-          LIVEKIT_TESTING_API_KEY='$LIVEKIT_TESTING_API_KEY' \
-          LIVEKIT_TESTING_API_SECRET='$LIVEKIT_TESTING_API_SECRET'
+          TEST_RUNNER_LIVEKIT_TESTING_URL='$LIVEKIT_TESTING_URL' \
+          TEST_RUNNER_LIVEKIT_TESTING_API_KEY='$LIVEKIT_TESTING_API_KEY' \
+          TEST_RUNNER_LIVEKIT_TESTING_API_SECRET='$LIVEKIT_TESTING_API_SECRET'

From 5003f3c80581ff38064a658d89237a736487238b Mon Sep 17 00:00:00 2001
From: hiroshihorie <548776+hiroshihorie@users.noreply.github.com>
Date: Sun, 3 Mar 2024 03:12:13 +0900
Subject: [PATCH 06/18] quiet

---
 .github/workflows/testing-matrix.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/testing-matrix.yaml b/.github/workflows/testing-matrix.yaml
index 50b9760ea..9c2416517 100644
--- a/.github/workflows/testing-matrix.yaml
+++ b/.github/workflows/testing-matrix.yaml
@@ -58,7 +58,7 @@ jobs:
           LIVEKIT_TESTING_API_KEY: ${{ secrets.LIVEKIT_TESTING_API_KEY }}
           LIVEKIT_TESTING_API_SECRET: ${{ secrets.LIVEKIT_TESTING_API_SECRET }}
         run: |
-          xcodebuild test -scheme LiveKit -destination '${{ matrix.destination }}' \
+          xcodebuild test -quiet -scheme LiveKit -destination '${{ matrix.destination }}' \
           TEST_RUNNER_LIVEKIT_TESTING_URL='$LIVEKIT_TESTING_URL' \
           TEST_RUNNER_LIVEKIT_TESTING_API_KEY='$LIVEKIT_TESTING_API_KEY' \
           TEST_RUNNER_LIVEKIT_TESTING_API_SECRET='$LIVEKIT_TESTING_API_SECRET'

From 3b72a70607b7c9decfef7e4db171007b349a9fb6 Mon Sep 17 00:00:00 2001
From: hiroshihorie <548776+hiroshihorie@users.noreply.github.com>
Date: Tue, 5 Mar 2024 14:57:51 +0900
Subject: [PATCH 07/18] ref

---
 Tests/LiveKitTests/PublishTests.swift | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
index aaf61523d..9e45ab15c 100644
--- a/Tests/LiveKitTests/PublishTests.swift
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -40,13 +40,13 @@ class PublishTests: XCTestCase {
             return
         }
 
-        let g = TokenGenerator(apiKey: apiKey, apiSecret: apiSecret, identity: "test_publisher01")
+        let tokenGenerator = TokenGenerator(apiKey: apiKey, apiSecret: apiSecret, identity: "test_publisher01")
 
-        g.videoGrant = VideoGrant(room: "swiftsdk_test_01",
-                                  roomJoin: true,
-                                  canPublish: true)
+        tokenGenerator.videoGrant = VideoGrant(room: "swiftsdk_test_01",
+                                               roomJoin: true,
+                                               canPublish: true)
 
-        try await room.connect(url: url, token: g.sign())
+        try await room.connect(url: url, token: tokenGenerator.sign())
     }
 
     override func tearDown() async throws {

From ced34670351b825f79f8b552b705fb6539d0a9ef Mon Sep 17 00:00:00 2001
From: Hiroshi Horie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 7 Mar 2024 11:20:49 +0900
Subject: [PATCH 08/18] disable publish tests for ios

---
 Tests/LiveKitTests/PublishTests.swift | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
index 9e45ab15c..1da6dd70d 100644
--- a/Tests/LiveKitTests/PublishTests.swift
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -17,6 +17,8 @@
 @testable import LiveKit
 import XCTest
 
+#if !os(iOS)
+// TODO: Make this work with iOS
 class PublishTests: XCTestCase {
     let room = Room()
 
@@ -71,3 +73,4 @@ class PublishTests: XCTestCase {
         print("Stats: \(String(describing: stats))")
     }
 }
+#endif

From cf88f8da93e5a69f548faa42891c06b4c42b1bca Mon Sep 17 00:00:00 2001
From: Hiroshi Horie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 7 Mar 2024 11:36:38 +0900
Subject: [PATCH 09/18] enable for ios but not ios simulator

---
 Tests/LiveKitTests/PublishTests.swift | 5 +++--
 Tests/LiveKitTestsObjC/Basic.m        | 3 ++-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
index 1da6dd70d..d00e51874 100644
--- a/Tests/LiveKitTests/PublishTests.swift
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -17,8 +17,9 @@
 @testable import LiveKit
 import XCTest
 
-#if !os(iOS)
-// TODO: Make this work with iOS
+#if !targetEnvironment(simulator)
+// TODO: Make this work with iOS Simulator
+
 class PublishTests: XCTestCase {
     let room = Room()
 
diff --git a/Tests/LiveKitTestsObjC/Basic.m b/Tests/LiveKitTestsObjC/Basic.m
index 34dd1e6d4..c286b5dee 100644
--- a/Tests/LiveKitTestsObjC/Basic.m
+++ b/Tests/LiveKitTestsObjC/Basic.m
@@ -14,9 +14,10 @@
  * limitations under the License.
  */
 
-#import <XCTest/XCTest.h>
+@import XCTest;
 @import LiveKit;
 
+// Simple ObjC test just to ensure ObjC SDK code compiles.
 @interface Basic : XCTestCase
 @end
 

From 14263e597ab41771d379f9eb8615dd893446c3cf Mon Sep 17 00:00:00 2001
From: Hiroshi Horie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 7 Mar 2024 12:04:40 +0900
Subject: [PATCH 10/18] enable local testing

---
 .github/workflows/testing-matrix.yaml | 16 +++++++---------
 Tests/LiveKitTests/PublishTests.swift | 21 +++------------------
 2 files changed, 10 insertions(+), 27 deletions(-)

diff --git a/.github/workflows/testing-matrix.yaml b/.github/workflows/testing-matrix.yaml
index 9c2416517..b9f7e53c9 100644
--- a/.github/workflows/testing-matrix.yaml
+++ b/.github/workflows/testing-matrix.yaml
@@ -29,6 +29,12 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Install LiveKit Server
+        run: brew install livekit
+
+      - name: Run LiveKit Server
+        run: livekit-server --dev &
+
       - uses: maxim-lobanov/setup-xcode@v1
         with:
           xcode-version: ${{ matrix.xcode-version }}
@@ -53,12 +59,4 @@ jobs:
         run: xcodebuild -scheme LiveKit -showdestinations
 
       - name: Run All Tests
-        env:
-          LIVEKIT_TESTING_URL: ${{ secrets.LIVEKIT_TESTING_URL }}
-          LIVEKIT_TESTING_API_KEY: ${{ secrets.LIVEKIT_TESTING_API_KEY }}
-          LIVEKIT_TESTING_API_SECRET: ${{ secrets.LIVEKIT_TESTING_API_SECRET }}
-        run: |
-          xcodebuild test -quiet -scheme LiveKit -destination '${{ matrix.destination }}' \
-          TEST_RUNNER_LIVEKIT_TESTING_URL='$LIVEKIT_TESTING_URL' \
-          TEST_RUNNER_LIVEKIT_TESTING_API_KEY='$LIVEKIT_TESTING_API_KEY' \
-          TEST_RUNNER_LIVEKIT_TESTING_API_SECRET='$LIVEKIT_TESTING_API_SECRET'
+        run: xcodebuild test -quiet -scheme LiveKit -destination '${{ matrix.destination }}'
diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
index d00e51874..5c42d3580 100644
--- a/Tests/LiveKitTests/PublishTests.swift
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -24,24 +24,9 @@ class PublishTests: XCTestCase {
     let room = Room()
 
     override func setUp() async throws {
-        let url = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_URL"]
-        let apiKey = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_API_KEY"]
-        let apiSecret = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_API_SECRET"]
-
-        guard let url else {
-            XCTFail("LIVEKIT_TESTING_URL is nil")
-            return
-        }
-
-        guard let apiKey else {
-            XCTFail("LIVEKIT_TESTING_API_KEY is nil")
-            return
-        }
-
-        guard let apiSecret else {
-            XCTFail("LIVEKIT_TESTING_API_SECRET is nil")
-            return
-        }
+        let url = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_URL"] ?? "ws://localhost:7880"
+        let apiKey = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_API_KEY"] ?? "devkey"
+        let apiSecret = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_API_SECRET"] ?? "secret"
 
         let tokenGenerator = TokenGenerator(apiKey: apiKey, apiSecret: apiSecret, identity: "test_publisher01")
 

From 4006c1798a16f15d9173b1d81ab9d8ab887b4be8 Mon Sep 17 00:00:00 2001
From: Hiroshi Horie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 7 Mar 2024 12:05:10 +0900
Subject: [PATCH 11/18] Update PublishTests.swift

---
 Tests/LiveKitTests/PublishTests.swift | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
index 5c42d3580..5494bd7c3 100644
--- a/Tests/LiveKitTests/PublishTests.swift
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -17,9 +17,6 @@
 @testable import LiveKit
 import XCTest
 
-#if !targetEnvironment(simulator)
-// TODO: Make this work with iOS Simulator
-
 class PublishTests: XCTestCase {
     let room = Room()
 
@@ -59,4 +56,3 @@ class PublishTests: XCTestCase {
         print("Stats: \(String(describing: stats))")
     }
 }
-#endif

From 04cecfcda52233467fb50ab8b1294bdff59b25b7 Mon Sep 17 00:00:00 2001
From: Hiroshi Horie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 7 Mar 2024 12:42:20 +0900
Subject: [PATCH 12/18] 2 participants

---
 .github/workflows/testing-matrix.yaml         |  2 +-
 Tests/LiveKitTests/PublishTests.swift         | 56 +++++++++++++------
 .../LiveKitTests/Support/TokenGenerator.swift | 18 ++++++
 3 files changed, 58 insertions(+), 18 deletions(-)

diff --git a/.github/workflows/testing-matrix.yaml b/.github/workflows/testing-matrix.yaml
index b9f7e53c9..b5c289523 100644
--- a/.github/workflows/testing-matrix.yaml
+++ b/.github/workflows/testing-matrix.yaml
@@ -59,4 +59,4 @@ jobs:
         run: xcodebuild -scheme LiveKit -showdestinations
 
       - name: Run All Tests
-        run: xcodebuild test -quiet -scheme LiveKit -destination '${{ matrix.destination }}'
+        run: xcodebuild test -scheme LiveKit -destination '${{ matrix.destination }}'
diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
index 5494bd7c3..b2108f2f5 100644
--- a/Tests/LiveKitTests/PublishTests.swift
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -14,45 +14,67 @@
  * limitations under the License.
  */
 
+import Combine
 @testable import LiveKit
 import XCTest
 
 class PublishTests: XCTestCase {
-    let room = Room()
+    let room1 = Room()
+    let room2 = Room()
+
+    var watchRoom1: AnyCancellable?
+    var watchRoom2: AnyCancellable?
 
     override func setUp() async throws {
-        let url = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_URL"] ?? "ws://localhost:7880"
-        let apiKey = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_API_KEY"] ?? "devkey"
-        let apiSecret = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_API_SECRET"] ?? "secret"
+        let url = testUrl()
+
+        let token1 = try testToken(for: "room01", identity: "identity01")
+        try await room1.connect(url: url, token: token1)
+
+        let token2 = try testToken(for: "room01", identity: "identity02")
+        try await room2.connect(url: url, token: token2)
 
-        let tokenGenerator = TokenGenerator(apiKey: apiKey, apiSecret: apiSecret, identity: "test_publisher01")
+        let room1ParticipantCountIs2 = expectation(description: "Room1 Participant count is 2")
+        room1ParticipantCountIs2.assertForOverFulfill = false
 
-        tokenGenerator.videoGrant = VideoGrant(room: "swiftsdk_test_01",
-                                               roomJoin: true,
-                                               canPublish: true)
+        let room2ParticipantCountIs2 = expectation(description: "Room2 Participant count is 2")
+        room2ParticipantCountIs2.assertForOverFulfill = false
 
-        try await room.connect(url: url, token: tokenGenerator.sign())
+        watchRoom1 = room1.objectWillChange.sink { _ in
+            if self.room1.participantCount == 2 {
+                room1ParticipantCountIs2.fulfill()
+            }
+        }
+
+        watchRoom2 = room2.objectWillChange.sink { _ in
+            if self.room2.participantCount == 2 {
+                room2ParticipantCountIs2.fulfill()
+            }
+        }
+
+        // Wait until both room's participant count is 2
+        await fulfillment(of: [room1ParticipantCountIs2, room2ParticipantCountIs2], timeout: 10)
     }
 
     override func tearDown() async throws {
-        await room.disconnect()
+        await room1.disconnect()
+        await room2.disconnect()
+        watchRoom1?.cancel()
+        watchRoom2?.cancel()
     }
 
     func testResolveSid() async throws {
-        XCTAssert(room.connectionState == .connected)
+        XCTAssert(room1.connectionState == .connected)
 
-        let sid = try await room.sid()
+        let sid = try await room1.sid()
         print("Room.sid(): \(String(describing: sid))")
         XCTAssert(sid.stringValue.starts(with: "RM_"))
     }
 
     func testPublishMic() async throws {
-        XCTAssert(room.connectionState == .connected)
+        XCTAssert(room1.connectionState == .connected)
 
-        try await room.localParticipant.setMicrophone(enabled: true)
+        try await room1.localParticipant.setMicrophone(enabled: true)
         sleep(5)
-
-        let stats = room.localParticipant.localAudioTracks.first?.track?.statistics
-        print("Stats: \(String(describing: stats))")
     }
 }
diff --git a/Tests/LiveKitTests/Support/TokenGenerator.swift b/Tests/LiveKitTests/Support/TokenGenerator.swift
index 8406233f8..7f8d9fdf0 100644
--- a/Tests/LiveKitTests/Support/TokenGenerator.swift
+++ b/Tests/LiveKitTests/Support/TokenGenerator.swift
@@ -17,6 +17,24 @@
 import Foundation
 import JWTKit
 
+public func testUrl() -> String {
+    ProcessInfo.processInfo.environment["LIVEKIT_TESTING_URL"] ?? "ws://localhost:7880"
+}
+
+public func testToken(for room: String, identity: String) throws -> String {
+    let apiKey = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_API_KEY"] ?? "devkey"
+    let apiSecret = ProcessInfo.processInfo.environment["LIVEKIT_TESTING_API_SECRET"] ?? "secret"
+
+    let tokenGenerator = TokenGenerator(apiKey: apiKey,
+                                        apiSecret: apiSecret,
+                                        identity: identity)
+
+    tokenGenerator.videoGrant = VideoGrant(room: room,
+                                           roomJoin: true,
+                                           canPublish: true)
+    return try tokenGenerator.sign()
+}
+
 public struct VideoGrant: Codable, Equatable {
     /** name of the room, must be set for admin or join permissions */
     let room: String?

From e620b4c11168f7def86857860dac96c919c357bb Mon Sep 17 00:00:00 2001
From: hiroshihorie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 7 Mar 2024 13:02:34 +0900
Subject: [PATCH 13/18] Create Xcode14.2Backport.swift

---
 .../Support/Xcode14.2Backport.swift           | 35 +++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 Tests/LiveKitTests/Support/Xcode14.2Backport.swift

diff --git a/Tests/LiveKitTests/Support/Xcode14.2Backport.swift b/Tests/LiveKitTests/Support/Xcode14.2Backport.swift
new file mode 100644
index 000000000..acf1e07ee
--- /dev/null
+++ b/Tests/LiveKitTests/Support/Xcode14.2Backport.swift
@@ -0,0 +1,35 @@
+/*
+ * Copyright 2024 LiveKit
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import Foundation
+import XCTest
+
+/// Support for Xcode 14.2
+#if !swift(>=5.7)
+extension XCTestCase {
+    func fulfillment(of expectations: [XCTestExpectation], timeout: TimeInterval, enforceOrder: Bool = false) async {
+        await withCheckedContinuation { continuation in
+            // This function operates by blocking a background thread instead of one owned by libdispatch or by the
+            // Swift runtime (as used by Swift concurrency.) To ensure we use a thread owned by neither subsystem, use
+            // Foundation's Thread.detachNewThread(_:).
+            Thread.detachNewThread { [self] in
+                wait(for: expectations, timeout: timeout, enforceOrder: enforceOrder)
+                continuation.resume()
+            }
+        }
+    }
+}
+#endif

From 7bbfc0728b5c9ab808c953ac86c283c1d3c4f4bc Mon Sep 17 00:00:00 2001
From: hiroshihorie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 7 Mar 2024 13:19:56 +0900
Subject: [PATCH 14/18] concurrent mic publish test

---
 Tests/LiveKitTests/PublishTests.swift | 32 +++++++++++++++++++++++----
 1 file changed, 28 insertions(+), 4 deletions(-)

diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
index b2108f2f5..016f4aa94 100644
--- a/Tests/LiveKitTests/PublishTests.swift
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -71,10 +71,34 @@ class PublishTests: XCTestCase {
         XCTAssert(sid.stringValue.starts(with: "RM_"))
     }
 
-    func testPublishMic() async throws {
-        XCTAssert(room1.connectionState == .connected)
+    func testConcurrentMicPublish() async throws {
+        // Lock
+        struct State {
+            var firstMicPublication: LocalTrackPublication?
+        }
 
-        try await room1.localParticipant.setMicrophone(enabled: true)
-        sleep(5)
+        let _state = StateSync(State())
+
+        // Run Tasks concurrently
+        try await withThrowingTaskGroup(of: Void.self) { group in
+            for _ in 1 ... 100 {
+                group.addTask {
+                    let result = try await self.room1.localParticipant.setMicrophone(enabled: true)
+
+                    if let result {
+                        _state.mutate {
+                            if let firstMicPublication = $0.firstMicPublication {
+                                XCTAssert(result == firstMicPublication, "Duplicate mic track has been published")
+                            } else {
+                                $0.firstMicPublication = result
+                                print("Did publish first mic track: \(String(describing: result))")
+                            }
+                        }
+                    }
+                }
+            }
+
+            try await group.waitForAll()
+        }
     }
 }

From 064b1cd20de4b3a69104d63443f1005903722d82 Mon Sep 17 00:00:00 2001
From: hiroshihorie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 7 Mar 2024 13:25:40 +0900
Subject: [PATCH 15/18] fix backport ver

---
 Tests/LiveKitTests/Support/Xcode14.2Backport.swift | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Tests/LiveKitTests/Support/Xcode14.2Backport.swift b/Tests/LiveKitTests/Support/Xcode14.2Backport.swift
index acf1e07ee..64145a575 100644
--- a/Tests/LiveKitTests/Support/Xcode14.2Backport.swift
+++ b/Tests/LiveKitTests/Support/Xcode14.2Backport.swift
@@ -18,7 +18,7 @@ import Foundation
 import XCTest
 
 /// Support for Xcode 14.2
-#if !swift(>=5.7)
+#if !compiler(>=5.8)
 extension XCTestCase {
     func fulfillment(of expectations: [XCTestExpectation], timeout: TimeInterval, enforceOrder: Bool = false) async {
         await withCheckedContinuation { continuation in

From 88f59b239d8a67c809fa49a873b8f8e6c94dd211 Mon Sep 17 00:00:00 2001
From: hiroshihorie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 7 Mar 2024 13:51:54 +0900
Subject: [PATCH 16/18] update timeout

---
 Tests/LiveKitTests/PublishTests.swift | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
index 016f4aa94..a8bdf2951 100644
--- a/Tests/LiveKitTests/PublishTests.swift
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -25,6 +25,7 @@ class PublishTests: XCTestCase {
     var watchRoom1: AnyCancellable?
     var watchRoom2: AnyCancellable?
 
+    @MainActor
     override func setUp() async throws {
         let url = testUrl()
 
@@ -41,19 +42,23 @@ class PublishTests: XCTestCase {
         room2ParticipantCountIs2.assertForOverFulfill = false
 
         watchRoom1 = room1.objectWillChange.sink { _ in
-            if self.room1.participantCount == 2 {
-                room1ParticipantCountIs2.fulfill()
+            DispatchQueue.main.async {
+                if self.room1.participantCount == 2 {
+                    room1ParticipantCountIs2.fulfill()
+                }
             }
         }
 
         watchRoom2 = room2.objectWillChange.sink { _ in
-            if self.room2.participantCount == 2 {
-                room2ParticipantCountIs2.fulfill()
+            DispatchQueue.main.async {
+                if self.room2.participantCount == 2 {
+                    room2ParticipantCountIs2.fulfill()
+                }
             }
         }
 
         // Wait until both room's participant count is 2
-        await fulfillment(of: [room1ParticipantCountIs2, room2ParticipantCountIs2], timeout: 10)
+        await fulfillment(of: [room1ParticipantCountIs2, room2ParticipantCountIs2], timeout: 30)
     }
 
     override func tearDown() async throws {

From 0c321fd95b592180afcf4b89cfa14f9c4aeeaf2c Mon Sep 17 00:00:00 2001
From: Hiroshi Horie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 7 Mar 2024 15:11:58 +0900
Subject: [PATCH 17/18] Update PublishTests.swift

---
 Tests/LiveKitTests/PublishTests.swift | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
index a8bdf2951..40c52241d 100644
--- a/Tests/LiveKitTests/PublishTests.swift
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -25,7 +25,6 @@ class PublishTests: XCTestCase {
     var watchRoom1: AnyCancellable?
     var watchRoom2: AnyCancellable?
 
-    @MainActor
     override func setUp() async throws {
         let url = testUrl()
 
@@ -42,18 +41,14 @@ class PublishTests: XCTestCase {
         room2ParticipantCountIs2.assertForOverFulfill = false
 
         watchRoom1 = room1.objectWillChange.sink { _ in
-            DispatchQueue.main.async {
-                if self.room1.participantCount == 2 {
-                    room1ParticipantCountIs2.fulfill()
-                }
+            if self.room1.allParticipants.count == 2 {
+                room1ParticipantCountIs2.fulfill()
             }
         }
 
         watchRoom2 = room2.objectWillChange.sink { _ in
-            DispatchQueue.main.async {
-                if self.room2.participantCount == 2 {
-                    room2ParticipantCountIs2.fulfill()
-                }
+            if self.room2.allParticipants.count == 2 {
+                room2ParticipantCountIs2.fulfill()
             }
         }
 

From b1cc3268228064b6249d2bbf618c751e1d4455fb Mon Sep 17 00:00:00 2001
From: hiroshihorie <548776+hiroshihorie@users.noreply.github.com>
Date: Thu, 7 Mar 2024 22:31:14 +0900
Subject: [PATCH 18/18] clean up

---
 Tests/LiveKitTests/PublishTests.swift | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Tests/LiveKitTests/PublishTests.swift b/Tests/LiveKitTests/PublishTests.swift
index 40c52241d..36cf15a5c 100644
--- a/Tests/LiveKitTests/PublishTests.swift
+++ b/Tests/LiveKitTests/PublishTests.swift
@@ -15,6 +15,7 @@
  */
 
 import Combine
+import CoreMedia
 @testable import LiveKit
 import XCTest
 
@@ -100,5 +101,8 @@ class PublishTests: XCTestCase {
 
             try await group.waitForAll()
         }
+
+        // Reset
+        await room1.localParticipant.unpublishAll()
     }
 }