[Architecture] split all feature modules to api/impl

libraries/dateformatter/test/build.gradle.kts

@@ -24,7 +24,7 @@ android {
     namespace = "io.element.android.libraries.dateformatter.test"
 
     dependencies {
-        implementation(projects.libraries.dateformatter.api)
+        api(projects.libraries.dateformatter.api)
         api(libs.datetime)
     }
 }

libraries/dateformatter/test/src/main/kotlin/io/element/android/libraries/dateformatter/test/FakeLastMessageFormatter.kt

@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2023 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.libraries.dateformatter.test
+
+import io.element.android.libraries.dateformatter.api.LastMessageFormatter
+
+class FakeLastMessageFormatter : LastMessageFormatter {
+    private var format = ""
+    fun givenFormat(format: String) {
+        this.format = format
+    }
+
+    override fun format(timestamp: Long?): String {
+        return format
+    }
+}