Alerts: mile-friendly radius 1/2/3/5/8 + Follow search (capped 8 mi); Live Activity Follow search; legacy radii clamped

2026-08-13 15:00:53 +01:00
parent bb48995fac
commit 490c343fd5
5 changed files with 210 additions and 27 deletions
@@ -306,3 +306,50 @@ final class AlertsFuelTests: XCTestCase {
        XCTAssertEqual(FuelStore.loadAlertsFuel(), .e10)
    }
 }
+
+final class AlertRadiusFollowTests: XCTestCase {
+    func testAlertRadiusOptionsAreMileFriendly() {
+        // 1–2 city, 3 town, 5 default, 8 motorway — the geofence ceiling.
+        XCTAssertEqual(FuelStore.alertRadiusOptions, [1, 2, 3, 5, 8])
+    }
+
+    func testLegacyRadiusClampsToCap() {
+        // Old options went to 20 km; stored values must not exceed the 8-mi cap.
+        FuelStore.saveAlertsRadius(30)
+        XCTAssertEqual(FuelStore.loadAlertsRadius(), FuelStore.alertFollowCapKM, accuracy: 0.001)
+        FuelStore.saveAlertsRadius(5)   // still inside the cap — untouched
+        XCTAssertEqual(FuelStore.loadAlertsRadius(), 5, accuracy: 0.001)
+    }
+
+    func testFollowSearchRoundTrips() {
+        FuelStore.saveAlertsFollowsSearch(true)
+        XCTAssertTrue(FuelStore.loadAlertsFollowsSearch())
+        FuelStore.saveAlertsFollowsSearch(false)
+        XCTAssertFalse(FuelStore.loadAlertsFollowsSearch())
+        FuelStore.saveLiveActivityFollowsSearch(true)
+        XCTAssertTrue(FuelStore.loadLiveActivityFollowsSearch())
+        FuelStore.saveLiveActivityFollowsSearch(false)
+        XCTAssertFalse(FuelStore.loadLiveActivityFollowsSearch())
+    }
+
+    func testEffectiveRadiusManualWhenNotFollowing() {
+        let eff = FuelStore.effectiveAlertsRadiusKM(followsSearch: false, manualKM: 3)
+        XCTAssertEqual(eff, 3, "manual radius passes through when not following")
+    }
+
+    func testEffectiveRadiusFollowsSearchCapped() {
+        // 15-mile search must cap at the 8-mile geofence ceiling.
+        FuelStore.saveDistanceUnit(.miles)
+        FuelStore.saveStationLimit(15)
+        let eff = FuelStore.effectiveAlertsRadiusKM(followsSearch: true, manualKM: 3)
+        XCTAssertEqual(eff, FuelStore.alertFollowCapKM, accuracy: 0.001)
+    }
+
+    func testEffectiveRadiusFollowsSmallSearch() {
+        // 5-mile search follows exactly (8.05 km), under the cap.
+        FuelStore.saveDistanceUnit(.miles)
+        FuelStore.saveStationLimit(5)
+        let eff = FuelStore.effectiveAlertsRadiusKM(followsSearch: true, manualKM: 3)
+        XCTAssertEqual(eff, 5 * 1.60934, accuracy: 0.001)
+    }
+}