diff --git a/tests/languages/en.ts b/tests/languages/en.ts
index b87c6bee9..2000ad233 100644
--- a/tests/languages/en.ts
+++ b/tests/languages/en.ts
@@ -2,10 +2,10 @@
 <!DOCTYPE TS>
 <TS version="2.1">
 <context>
-    <name>main_window</name>
+    <name>SearchBar</name>
     <message>
         <source>helloWorld</source>
-        <translation>Hello World!</translation>
+        <translation>Hello World</translation>
     </message>
 </context>
 </TS>
diff --git a/tests/languages/fr.ts b/tests/languages/fr.ts
index 609e23e2b..f11961a9c 100644
--- a/tests/languages/fr.ts
+++ b/tests/languages/fr.ts
@@ -2,10 +2,10 @@
 <!DOCTYPE TS>
 <TS version="2.1">
 <context>
-    <name>main_window</name>
+    <name>SearchBar</name>
     <message>
         <source>helloWorld</source>
-        <translation>Bonjour le monde !</translation>
+        <translation>Bonjour le monde</translation>
     </message>
 </context>
 </TS>
diff --git a/tests/linphone.pro b/tests/linphone.pro
index 71675b9fa..f56b5657d 100644
--- a/tests/linphone.pro
+++ b/tests/linphone.pro
@@ -1,14 +1,14 @@
-QT += core gui quick widgets
+QT = core gui quick widgets
 
 TARGET = linphone
 TEMPLATE = app
 
-SOURCES += \
+SOURCES = \
   src/app.cpp \
   src/main.cpp \
   src/views/main_window.cpp
 
-HEADERS += \
+HEADERS = \
   src/app.hpp \
   src/views/main_window.hpp
 
@@ -17,8 +17,10 @@ TRANSLATIONS = \
   languages/fr.ts
 
 lupdate_only{
+  # Each component folder must be added explicitly.
   SOURCES = \
-    ui/*.qml
+    ui/components/SearchBar/*.qml \
+    ui/views/*.qml
 }
 
 RESOURCES += \
diff --git a/tests/resources.qrc b/tests/resources.qrc
index 6cf86537a..8b6e72210 100644
--- a/tests/resources.qrc
+++ b/tests/resources.qrc
@@ -5,6 +5,7 @@
   <file>languages/fr.qm</file>
 
   <!-- UI. -->
-  <file>ui/main_window.qml</file>
+  <file>ui/components/SearchBar/SearchBar.qml</file>
+  <file>ui/views/main_window.qml</file>
 </qresource>
 </RCC>
diff --git a/tests/src/app.cpp b/tests/src/app.cpp
index 7661ab156..e05a0ab99 100644
--- a/tests/src/app.cpp
+++ b/tests/src/app.cpp
@@ -6,6 +6,8 @@
 
 #define LANGUAGES_PATH ":/languages/"
 
+// ===================================================================
+
 App::App(int &argc, char **argv) : QGuiApplication(argc, argv) {
   // Try to enable system translation by default. (else english)
   if (m_translator.load(QString(LANGUAGES_PATH) + QLocale::system().name()) ||
diff --git a/tests/src/main.cpp b/tests/src/main.cpp
index 8e3e5dca7..63b24d769 100644
--- a/tests/src/main.cpp
+++ b/tests/src/main.cpp
@@ -4,12 +4,12 @@
 
 #include "app.hpp"
 
-int main (int argc, char *argv[]) {
-  // Init main window.
-  App app(argc, argv);
-  QQmlApplicationEngine engine(QUrl("qrc:/ui/main_window.qml"));
+// ===================================================================
+
+int main (int argc, char *argv[]) {
+  App app(argc, argv);
+  QQmlApplicationEngine engine(QUrl("qrc:/ui/views/main_window.qml"));
 
-  // File not found.
   if (engine.rootObjects().isEmpty())
     exit(EXIT_FAILURE);
 
diff --git a/tests/src/views/main_window.hpp b/tests/src/views/main_window.hpp
index 4d049c8bc..cdbae4e47 100644
--- a/tests/src/views/main_window.hpp
+++ b/tests/src/views/main_window.hpp
@@ -1,4 +1,8 @@
-#ifndef MAIN_WINDOW_H
-#define MAIN_WINDOW_H
+#ifndef MAIN_WINDOW_H_
+#define MAIN_WINDOW_H_
 
-#endif // MAIN_WINDOW
+class MainWindow {
+  // TODO.
+};
+
+#endif // MAIN_WINDOW_
diff --git a/tests/ui/main_window.qml b/tests/ui/main_window.qml
deleted file mode 100644
index 22cd562f8..000000000
--- a/tests/ui/main_window.qml
+++ /dev/null
@@ -1,23 +0,0 @@
-import QtQuick 2.5
-import QtQuick.Controls 2.0
-import QtQuick.Layouts 1.3
-
-ApplicationWindow {
-    id: mainWindow
-    visible: true
-
-    header: ToolBar {
-        RowLayout {
-            anchors.fill: parent
-        }
-    }
-
-    footer: TabBar {
-
-    }
-
-    Text {
-        anchors.centerIn: parent
-        text: qsTr("helloWorld");
-    }
-}