Add test for OSM feature (doesn't work yet)

tests/integration/user_test.go

@@ -276,3 +276,35 @@ func TestListStopWatches(t *testing.T) {
 		assert.Greater(t, apiWatches[0].Seconds, int64(0))
 	}
 }
+
+func TestGetOpenStreetMapLink(t *testing.T) {
+	defer tests.PrepareTestEnv(t)()
+
+	testLocations := map[string]string{
+		"Αθήνα": "%ce%91%ce%b8%ce%ae%ce%bd%ce%b1",
+		// "  Αθήνα": "%20%20%ce%91%ce%b8%ce%ae%ce%bd%ce%b1",
+		"Barbarossabrunnen, Düsseldorf": "Barbarossabrunnen%2c%20D%c3%bcsseldorf",
+		"39.91025,116.40753": "39.91025%2C116.40753",
+		// "நியூ யோர்க்": "%e0%ae%a8%e0%ae%bf%e0%ae%af%e0%af%82%20%e0%ae%af%e0%af%8b%e0%ae%b0%e0%af%8d%e0%ae%95%e0%af%8d",
+	}
+
+	session := loginUser(t, "user2")
+	for location, encodedLocation := range testLocations {
+		t.Logf("Testing location %s", location)
+		req := NewRequestWithValues(t, "POST", "/user/settings", map[string]string{
+			"_csrf":    GetCSRF(t, session, "/user/settings"),
+			"name":     "user2",
+			"email":    "user@example.com",
+			"language": "en-US",
+			"location": location,
+		})
+		resp := session.MakeRequest(t, req, http.StatusSeeOther)
+
+		req = NewRequest(t, "GET", "/user2/")
+		resp = session.MakeRequest(t, req, http.StatusOK)
+		assert.Contains(t,
+			resp.Body.String(),
+			"<a href=\"" + "https://www.openstreetmap.org/search?query=" + encodedLocation + "\" rel=\"nofollow noreferrer\">",
+		)
+	}
+}