Add service for Photon requests

tests/unit/services/photon-test.js

@@ -0,0 +1,90 @@
+import { module, test } from 'qunit';
+import { setupTest } from 'marco/tests/helpers';
+
+module('Unit | Service | photon', function (hooks) {
+  setupTest(hooks);
+
+  test('it exists', function (assert) {
+    let service = this.owner.lookup('service:photon');
+    assert.ok(service);
+  });
+
+  test('search handles successful response', async function (assert) {
+    let service = this.owner.lookup('service:photon');
+
+    // Mock fetch
+    const originalFetch = window.fetch;
+    window.fetch = async () => {
+      return {
+        ok: true,
+        json: async () => ({
+          features: [
+            {
+              properties: {
+                name: 'Test Place',
+                osm_id: 123,
+                osm_type: 'N',
+                city: 'Test City',
+                country: 'Test Country',
+              },
+              geometry: {
+                coordinates: [13.4, 52.5], // lon, lat
+              },
+            },
+          ],
+        }),
+      };
+    };
+
+    try {
+      const results = await service.search('Test', 52.5, 13.4);
+      assert.strictEqual(results.length, 1);
+      assert.strictEqual(results[0].title, 'Test Place');
+      assert.strictEqual(results[0].lat, 52.5);
+      assert.strictEqual(results[0].lon, 13.4);
+      assert.strictEqual(results[0].description, 'Test City, Test Country');
+    } finally {
+      window.fetch = originalFetch;
+    }
+  });
+
+  test('search handles empty response', async function (assert) {
+    let service = this.owner.lookup('service:photon');
+
+    // Mock fetch
+    const originalFetch = window.fetch;
+    window.fetch = async () => {
+      return {
+        ok: true,
+        json: async () => ({ features: [] }),
+      };
+    };
+
+    try {
+      const results = await service.search('Nonexistent', 52.5, 13.4);
+      assert.strictEqual(results.length, 0);
+    } finally {
+      window.fetch = originalFetch;
+    }
+  });
+
+  test('normalizeFeature handles missing properties', function (assert) {
+    let service = this.owner.lookup('service:photon');
+
+    const feature = {
+      properties: {
+        street: 'Main St',
+        housenumber: '123',
+        city: 'Metropolis',
+      },
+      geometry: {
+        coordinates: [10, 20],
+      },
+    };
+
+    const result = service.normalizeFeature(feature);
+    assert.strictEqual(result.title, 'Main St 123, Metropolis'); // Fallback to address description
+    assert.strictEqual(result.lat, 20);
+    assert.strictEqual(result.lon, 10);
+  });
+});