diff --git a/src/EventEmitter.js b/src/EventEmitter.js
index 24d03ec3..94da0cde 100644
--- a/src/EventEmitter.js
+++ b/src/EventEmitter.js
@@ -36,7 +36,7 @@ export class EventEmitter {
 
     onLastSubscriptionRemoved(name) {}
 }
-//#ifdef TESTS
+
 export function tests() {
     return {
         test_on_off(assert) {
@@ -72,4 +72,3 @@ export function tests() {
         }
     };
 }
-//#endif
diff --git a/src/Platform.js b/src/Platform.js
index bfdfbd96..d8b4a7a9 100644
--- a/src/Platform.js
+++ b/src/Platform.js
@@ -1,5 +1 @@
-//#ifdef PLATFORM_GNOME
-//##export {default} from "./ui/gnome/GnomePlatform.js";
-//#else
 export {WebPlatform as Platform} from "./ui/web/WebPlatform.js";
-//#endif
diff --git a/src/matrix/room/timeline/EventKey.js b/src/matrix/room/timeline/EventKey.js
index 5f34a66d..885efba0 100644
--- a/src/matrix/room/timeline/EventKey.js
+++ b/src/matrix/room/timeline/EventKey.js
@@ -49,7 +49,6 @@ export class EventKey {
     }
 }
 
-//#ifdef TESTS
 export function xtests() {
     const fragmentIdComparer = {compare: (a, b) => a - b};
 
@@ -156,4 +155,3 @@ export function xtests() {
         }
     };
 }
-//#endif
diff --git a/src/matrix/room/timeline/FragmentIdComparer.js b/src/matrix/room/timeline/FragmentIdComparer.js
index 24073dbe..da3b2243 100644
--- a/src/matrix/room/timeline/FragmentIdComparer.js
+++ b/src/matrix/room/timeline/FragmentIdComparer.js
@@ -180,7 +180,6 @@ export class FragmentIdComparer {
     }
 }
 
-//#ifdef TESTS
 export function tests() {
     return {
         test_1_island_3_fragments(assert) {
@@ -297,4 +296,3 @@ export function tests() {
         }
     }
 }
-//#endif
diff --git a/src/matrix/room/timeline/persistence/GapWriter.js b/src/matrix/room/timeline/persistence/GapWriter.js
index f6939fae..36bb1256 100644
--- a/src/matrix/room/timeline/persistence/GapWriter.js
+++ b/src/matrix/room/timeline/persistence/GapWriter.js
@@ -178,7 +178,6 @@ export class GapWriter {
     }
 }
 
-//#ifdef TESTS
 //import MemoryStorage from "../storage/memory/MemoryStorage.js";
 
 export function xtests() {
@@ -277,4 +276,3 @@ export function xtests() {
         },
     }
 }
-//#endif
diff --git a/src/matrix/room/timeline/persistence/SyncWriter.js b/src/matrix/room/timeline/persistence/SyncWriter.js
index 103bb31f..92907b5a 100644
--- a/src/matrix/room/timeline/persistence/SyncWriter.js
+++ b/src/matrix/room/timeline/persistence/SyncWriter.js
@@ -134,7 +134,6 @@ export class SyncWriter {
     }
 }
 
-//#ifdef TESTS
 //import MemoryStorage from "../storage/memory/MemoryStorage.js";
 
 export function xtests() {
@@ -233,4 +232,3 @@ export function xtests() {
         },
     }
 }
-//#endif
diff --git a/src/observable/list/SortedMapList.js b/src/observable/list/SortedMapList.js
index 539bb65f..154febc3 100644
--- a/src/observable/list/SortedMapList.js
+++ b/src/observable/list/SortedMapList.js
@@ -113,7 +113,6 @@ export class SortedMapList extends BaseObservableList {
     }
 }
 
-//#ifdef TESTS
 import {ObservableMap} from "../map/ObservableMap.js";
 
 export function tests() {
@@ -250,4 +249,3 @@ export function tests() {
         },
     }
 }
-//#endif
diff --git a/src/observable/map/ObservableMap.js b/src/observable/map/ObservableMap.js
index cbdd7b3c..cfc366ab 100644
--- a/src/observable/map/ObservableMap.js
+++ b/src/observable/map/ObservableMap.js
@@ -56,7 +56,6 @@ export class ObservableMap extends BaseObservableMap {
     }
 }
 
-//#ifdef TESTS
 export function tests() {
     return {
         test_initial_values(assert) {
@@ -152,4 +151,3 @@ export function tests() {
         },
     }
 }
-//#endif