Add some refactoring and first simple test on RoomListPresenter

libraries/di/src/main/java/io/element/android/x/di/DaggerComponentOwner.kt

@@ -0,0 +1,26 @@
+/*
+ * Copyright (c) 2022 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.x.di
+
+/**
+ * A [DaggerComponentOwner] is anything that "owns" a Dagger Component.
+ *
+ */
+interface DaggerComponentOwner {
+    /** This is either a component, or a list of components. */
+    val daggerComponent: Any
+}