Add PromiseKit dependency

- Added PromiseKit dependency

Carthage/Checkouts/PromiseKit/Extensions/AVFoundation/Tests/TestAVFoundation.swift

@@ -0,0 +1,24 @@
+import PMKAVFoundation
+import AVFoundation
+import PromiseKit
+import XCTest
+
+class Test_AVAudioSession_Swift: XCTestCase {
+    func test() {
+        let ex = expectation(description: "")
+
+        AVAudioSession().requestRecordPermission().done { _ in
+            ex.fulfill()
+        }
+
+        waitForExpectations(timeout: 1)
+    }
+
+    func testNotAmbiguous() {
+        let ex = expectation(description: "")
+        AVAudioSession().requestRecordPermission { _ in
+            ex.fulfill()
+        }
+        waitForExpectations(timeout: 1)
+    }
+}