Add CameraViewTests

Tests/MapboxMapsTests/Foundation/Camera/CameraViewTests.swift

@@ -0,0 +1,39 @@
+import XCTest
+@testable import MapboxMaps
+
+final class CameraViewTests: XCTestCase {
+
+    let cameraOptions = CameraOptions(center: .init(latitude: 10, longitude: 10),
+                                      padding: .init(top: 10, left: 10, bottom: 10, right: 10),
+                                      anchor: .init(x: 10, y: 10),
+                                      zoom: 10,
+                                      bearing: 10,
+                                      pitch: 10)
+
+    var cameraView: CameraView!
+
+    override func setUp() {
+        cameraView = CameraView()
+        cameraView.syncLayer(to: cameraOptions)
+    }
+
+    func testSyncLayer() {
+        XCTAssertEqual(cameraView.layer.opacity, Float(cameraOptions.zoom!))
+        XCTAssertEqual(cameraView.layer.cornerRadius, CGFloat(cameraOptions.bearing!))
+        let padding = cameraOptions.padding!
+        XCTAssertEqual(cameraView.layer.bounds, CGRect(x: padding.left,
+                                                         y: padding.right,
+                                                         width: padding.bottom,
+                                                         height: padding.top))
+        let center = cameraOptions.center!
+        XCTAssertEqual(cameraView.layer.position, CGPoint(x: center.longitude,
+                                                          y: center.latitude))
+        XCTAssertEqual(cameraView.layer.transform.m11, cameraOptions.pitch!)
+        XCTAssertEqual(cameraView.layer.anchorPoint, cameraOptions.anchor!)
+    }
+
+    func testLocalCamera() {
+        XCTAssertEqual(cameraView.localCamera, cameraOptions)
+    }
+
+}