diff --git a/tests/test_helpers.d/ynhtest_apt.sh b/tests/test_helpers.d/ynhtest_apt.sh
new file mode 100644
index 000000000..074bc2e60
--- /dev/null
+++ b/tests/test_helpers.d/ynhtest_apt.sh
@@ -0,0 +1,22 @@
+ynhtest_apt_install_apt_deps_regular() {
+
+    dpkg --list | grep -q "ii *$app-ynh-deps" && apt remove $app-ynh-deps --assume-yes || true
+    dpkg --list | grep -q 'ii *nyancat' && apt remove nyancat --assume-yes || true
+    dpkg --list | grep -q 'ii *sl' && apt remove sl --assume-yes || true
+
+    ! ynh_package_is_installed "$app-ynh-deps"
+    ! ynh_package_is_installed "nyancat"
+    ! ynh_package_is_installed "sl"
+
+    ynh_install_app_dependencies "nyancat sl"
+
+    ynh_package_is_installed "$app-ynh-deps"
+    ynh_package_is_installed "nyancat"
+    ynh_package_is_installed "sl"
+    
+    ynh_remove_app_dependencies
+
+    ! ynh_package_is_installed "$app-ynh-deps"
+    ! ynh_package_is_installed "nyancat"
+    ! ynh_package_is_installed "sl"
+}