Merge pull request maplibre#49 from stadiamaps/make-snapshot-tests-reproducible

Make snapshot helpers reproducible

Author: ianthetechie

Tests/MapLibreSwiftUITests/Examples/CameraPreviewTests.swift

@@ -4,7 +4,7 @@ import XCTest
 
 final class CameraPreviewTests: XCTestCase {
     func testCameraPreview() {
-        assertView(named: "CameraPreview") {
+        assertView {
             CameraDirectManipulationPreview(
                 styleURL: URL(string: "https://demotiles.maplibre.org/style.json")!
             )

Tests/MapLibreSwiftUITests/Examples/MapControlsTests.swift

@@ -1,79 +1,104 @@
+import CoreLocation
 import MapLibreSwiftDSL
 import SnapshotTesting
 import XCTest
 @testable import MapLibreSwiftUI
 
 final class MapControlsTests: XCTestCase {
+    // NOTE: The map views in this test intentionally have a non-north orientation
+    // so that the compass will be rendered if present.
+
     @MainActor
     func testEmptyControls() {
         assertView {
-            MapView(styleURL: demoTilesURL)
-                .mapControls {
-                    // No controls
-                }
+            MapView(
+                styleURL: demoTilesURL,
+                camera: .constant(.center(CLLocationCoordinate2D(), zoom: 4, direction: 45))
+            )
+            .mapControls {
+                // No controls
+            }
         }
     }
 
     @MainActor
     func testLogoOnly() {
         assertView {
-            MapView(styleURL: demoTilesURL)
-                .mapControls {
-                    LogoView()
-                }
+            MapView(
+                styleURL: demoTilesURL,
+                camera: .constant(.center(CLLocationCoordinate2D(), zoom: 4, direction: 45))
+            )
+            .mapControls {
+                LogoView()
+            }
         }
     }
 
     @MainActor
     func testLogoChangePosition() {
         assertView {
-            MapView(styleURL: demoTilesURL)
-                .mapControls {
-                    LogoView()
-                        .position(.topLeft)
-                }
+            MapView(
+                styleURL: demoTilesURL,
+                camera: .constant(.center(CLLocationCoordinate2D(), zoom: 4, direction: 45))
+            )
+            .mapControls {
+                LogoView()
+                    .position(.topLeft)
+            }
         }
     }
 
     @MainActor
     func testCompassOnly() {
         assertView {
-            MapView(styleURL: demoTilesURL)
-                .mapControls {
-                    CompassView()
-                }
+            MapView(
+                styleURL: demoTilesURL,
+                camera: .constant(.center(CLLocationCoordinate2D(), zoom: 4, direction: 45))
+            )
+            .mapControls {
+                CompassView()
+            }
         }
     }
 
     @MainActor
     func testCompassChangePosition() {
         assertView {
-            MapView(styleURL: demoTilesURL)
-                .mapControls {
-                    CompassView()
-                        .position(.topLeft)
-                }
+            MapView(
+                styleURL: demoTilesURL,
+                camera: .constant(.center(CLLocationCoordinate2D(), zoom: 4, direction: 45))
+            )
+            .mapControls {
+                CompassView()
+                    .position(.topLeft)
+            }
         }
     }
 
     @MainActor
     func testAttributionOnly() {
         assertView {
-            MapView(styleURL: demoTilesURL)
-                .mapControls {
-                    AttributionButton()
-                }
+            MapView(
+                styleURL: demoTilesURL,
+                camera: .constant(.center(CLLocationCoordinate2D(), zoom: 4, direction: 45))
+            )
+            .mapControls {
+                AttributionButton()
+            }
         }
     }
 
     @MainActor
     func testAttributionChangePosition() {
         assertView {
-            MapView(styleURL: demoTilesURL)
-                .mapControls {
-                    AttributionButton()
-                        .position(.topLeft)
-                }
+            MapView(
+                styleURL: demoTilesURL,
+                camera: .constant(.center(CLLocationCoordinate2D(), zoom: 4, direction: 45))
+            )
+            .mapControls {
+                AttributionButton()
+                    .position(.topLeft)
+            }
         }
     }
 }