feat: expose maximum resolution playback modifiers for 1080p and 2160p (#16)

Author: andrewjl-mux

Sources/MuxPlayerSwift/PublicAPI/Options/PlaybackOptions.swift

@@ -13,6 +13,12 @@ public enum ResolutionTier {
     /// The asset will stream with a resolution that does
     /// not exceed 720p (720 x 1280)
     case upTo720p
+    /// The asset will stream with a resolution that does
+    /// not exceed 1080p (1080 x 1920)
+    case upTo1080p
+    /// The asset will stream with a resolution that does
+    /// not exceed 2160 (2160 x 4096)
+    case upTo2160p
 }
 
 extension ResolutionTier {
@@ -22,6 +28,10 @@ extension ResolutionTier {
                 return ""
             case .upTo720p:
                 return "720p"
+            case .upTo1080p:
+                return "1080p"
+            case .upTo2160p:
+                return "2160p"
         }
     }
 }

Tests/MuxPlayerSwift/PlaybackURLTests.swift

@@ -19,19 +19,31 @@ final class PlaybackURLTests: XCTestCase {
     }
 
     func testMaximumResolution() throws {
-        let playbackOptions = PlaybackOptions(
-            maximumResolutionTier: .upTo720p
-        )
-
-        let playerItem = AVPlayerItem(
-            playbackID: "abc",
-            playbackOptions: playbackOptions
-        )
 
-        XCTAssertEqual(
-            (playerItem.asset as! AVURLAsset).url.absoluteString,
-            "https://stream.mux.com/abc.m3u8?redundant_streams=true&max_resolution=720p"
-        )
+        let expectedURLs: [String: String] = [
+            ResolutionTier.upTo720p.queryValue: "https://stream.mux.com/abc.m3u8?redundant_streams=true&max_resolution=720p",
+            ResolutionTier.upTo1080p.queryValue: "https://stream.mux.com/abc.m3u8?redundant_streams=true&max_resolution=1080p",
+            ResolutionTier.upTo2160p.queryValue: "https://stream.mux.com/abc.m3u8?redundant_streams=true&max_resolution=2160p",
+            ResolutionTier.default.queryValue: "https://stream.mux.com/abc.m3u8?redundant_streams=true",
+        ]
+
+        let tiers: [ResolutionTier] = [.upTo720p, .upTo1080p, .upTo2160p, .default]
+
+        for tier in tiers {
+            let playbackOptions = PlaybackOptions(
+                maximumResolutionTier: tier
+            )
+
+            let playerItem = AVPlayerItem(
+                playbackID: "abc",
+                playbackOptions: playbackOptions
+            )
+
+            XCTAssertEqual(
+                (playerItem.asset as! AVURLAsset).url.absoluteString,
+                expectedURLs[tier.queryValue]
+            )
+        }
     }
 
     func testCustomDomainPlaybackURL() throws {