diff --git a/includes/ContentImport/LogWriters/AdminNoticeLogger.php b/includes/ContentImport/LogWriters/AdminNoticeLogger.php
index 35f1b7d1..dd11d0fa 100644
--- a/includes/ContentImport/LogWriters/AdminNoticeLogger.php
+++ b/includes/ContentImport/LogWriters/AdminNoticeLogger.php
@@ -2,7 +2,6 @@
 
 namespace lloc\Msls\ContentImport\LogWriters;
 
-
 use lloc\Msls\ContentImport\ImportCoordinates;
 use lloc\Msls\MslsRegistryInstance;
 
@@ -15,43 +14,57 @@ class AdminNoticeLogger extends MslsRegistryInstance implements LogWriter {
 	protected $import_coordinates;
 
 	public function write( array $data ) {
-		$message = '<h3>' . esc_html__( 'Multisite Language Switcher last import report',
-				'multisite-language-switcher' ) . '</h3>';
+		/* translators: %1$d: source post ID, %2$d: source blog ID, %3$d: destination post ID, %4$d: destination blog ID */
+		$format = esc_html__( 'From post %1$d on site %2$d to post %3$d on site %4$d', 'multisite-language-switcher' );
+
+		$message  = '<h3>' . esc_html__( 'Multisite Language Switcher last import report', 'multisite-language-switcher' ) . '</h3>';
 		$message .= '<b>' . sprintf(
-				esc_html__( 'From post %d on site %d to post %d on site %d', 'multisite-language-switcher' ),
-				$this->import_coordinates->source_post_id,
-				$this->import_coordinates->source_blog_id,
-				$this->import_coordinates->dest_post_id,
-				$this->import_coordinates->dest_blog_id
-			) . '</b>';
+			$format,
+			$this->import_coordinates->source_post_id,
+			$this->import_coordinates->source_blog_id,
+			$this->import_coordinates->dest_post_id,
+			$this->import_coordinates->dest_blog_id
+		) . '</b>';
 		if ( ! empty( $data['info'] ) ) {
 			$section_title = esc_html__( 'General information', 'multisite-language-switcher' );
 			$entries       = $data['info'];
-			$message       .= $this->get_section_html( $section_title, $entries );
+			$message      .= $this->get_section_html( $section_title, $entries );
 		}
 
 		if ( ! empty( $data['success'] ) ) {
 			$section_title   = esc_html__( 'Details', 'multisite-language-switcher' );
 			$success_data    = $data['success'];
-			$success_entries = [];
+			$success_entries = array();
 
 			if ( isset( $success_data['post-field']['added'] ) ) {
-				$success_entries[] = esc_html__( 'The following post fields have been set: ',
-						'multisite-language-switcher' ) .
-				                     '<code>' . implode( '</code>, <code>',
-						array_keys( $success_data['post-field']['added'] ) ) . '</code>.';
+				$success_entries[] = esc_html__(
+					'The following post fields have been set: ',
+					'multisite-language-switcher'
+				) .
+									'<code>' . implode(
+										'</code>, <code>',
+										array_keys( $success_data['post-field']['added'] )
+									) . '</code>.';
 			}
 			if ( isset( $success_data['meta']['added'] ) ) {
-				$success_entries[] = esc_html__( 'The following post meta have been set: ',
-						'multisite-language-switcher' ) .
-				                     '<code>' . implode( '</code>, <code>',
-						array_keys( $success_data['meta']['added'] ) ) . '</code>.';
+				$success_entries[] = esc_html__(
+					'The following post meta have been set: ',
+					'multisite-language-switcher'
+				) .
+									'<code>' . implode(
+										'</code>, <code>',
+										array_keys( $success_data['meta']['added'] )
+									) . '</code>.';
 			}
 			if ( isset( $success_data['term']['added'] ) ) {
-				$success_entries[] = esc_html__( 'Terms have been assigned to the post for the following taxonomies: ',
-						'multisite-language-switcher' ) .
-				                     '<code>' . implode( '</code>, <code>',
-						array_keys( $success_data['term']['added'] ) ) . '</code>.';
+				$success_entries[] = esc_html__(
+					'Terms have been assigned to the post for the following taxonomies: ',
+					'multisite-language-switcher'
+				) .
+									'<code>' . implode(
+										'</code>, <code>',
+										array_keys( $success_data['term']['added'] )
+									) . '</code>.';
 			}
 			if ( isset( $success_data['post-thumbnail']['set'] ) ) {
 				$success_entries[] = esc_html__( 'The post thumbnail has been set.', 'multisite-language-switcher' );
@@ -63,18 +76,24 @@ public function write( array $data ) {
 		if ( ! empty( $data['error'] ) ) {
 			$section_title = esc_html__( 'Errors:', 'multisite-language-switcher' );
 			$error_data    = $data['error'];
-			$error_entries = [];
+			$error_entries = array();
 			if ( isset( $error_data['term']['added'] ) || isset( $error_data['term']['created'] ) ) {
-				$taxonomies      = isset( $error_data['term']['added'] ) ? array_keys( $error_data['term']['added'] ) : [];
-				$taxonomies      = isset( $error_data['term']['created'] ) ? array_merge( $taxonomies,
-					array_keys( $error_data['term']['created'] ) ) : $taxonomies;
-				$error_entries[] = esc_html__( 'There were issues creating or assigning terms for the following taxonomies: ',
-						'multisite-language-switcher' ) .
-				                   '<code>' . implode( '</code>, <code>', $taxonomies ) . '</code>.';
+				$taxonomies      = isset( $error_data['term']['added'] ) ? array_keys( $error_data['term']['added'] ) : array();
+				$taxonomies      = isset( $error_data['term']['created'] ) ? array_merge(
+					$taxonomies,
+					array_keys( $error_data['term']['created'] )
+				) : $taxonomies;
+				$error_entries[] = esc_html__(
+					'There were issues creating or assigning terms for the following taxonomies: ',
+					'multisite-language-switcher'
+				) .
+									'<code>' . implode( '</code>, <code>', $taxonomies ) . '</code>.';
 			}
 			if ( isset( $error_data['post-thumbnail']['set'] ) || isset( $error_data['post-thumbnail']['created'] ) ) {
-				$error_entries[] = esc_html__( 'The post thumbnail could not be created or set.',
-					'multisite-language-switcher' );
+				$error_entries[] = esc_html__(
+					'The post thumbnail could not be created or set.',
+					'multisite-language-switcher'
+				);
 			}
 			$message .= $this->get_section_html( $section_title, $error_entries, false );
 		}
@@ -87,7 +106,7 @@ public function write( array $data ) {
 	}
 
 	protected function get_section_html( $section_title, $entries, $escape_entries = true ) {
-		$html = '<h3>' . $section_title . '</h3>';
+		$html  = '<h3>' . $section_title . '</h3>';
 		$html .= '<ul>';
 		foreach ( $entries as $entry ) {
 			if ( $escape_entries ) {
@@ -128,4 +147,4 @@ public function set_import_coordinates( $import_coordinates ) {
 	public function get_transient() {
 		return $this->transient;
 	}
-}
\ No newline at end of file
+}
diff --git a/includes/ContentImport/MetaBox.php b/includes/ContentImport/MetaBox.php
index c9e9524d..70d68f8f 100644
--- a/includes/ContentImport/MetaBox.php
+++ b/includes/ContentImport/MetaBox.php
@@ -39,6 +39,8 @@ function ( $lang ) use ( $mydata ) {
 
 		if ( $has_input || $has_translation ) {
 			add_thickbox();
+
+			/* translators: %s: language name */
 			$label_template = __( 'Import content from %s', 'multisite-language-switcher' );
 			$output         = '<fieldset>';
 			$output        .= '<legend>'
diff --git a/tests/phpunit/ContentImport/LogWriters/TestAdminNoticeLogger.php b/tests/phpunit/ContentImport/LogWriters/TestAdminNoticeLogger.php
new file mode 100644
index 00000000..d5f7fdc4
--- /dev/null
+++ b/tests/phpunit/ContentImport/LogWriters/TestAdminNoticeLogger.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace lloc\MslsTests\ContentImport\LogWriters;
+
+use lloc\Msls\ContentImport\LogWriters\AdminNoticeLogger;
+use lloc\MslsTests\MslsUnitTestCase;
+
+class TestAdminNoticeLogger extends MslsUnitTestCase {
+
+
+	public function setUp(): void {
+		parent::setUp();
+
+		$this->test = new AdminNoticeLogger();
+	}
+
+	public function test_get_transient(): void {
+		$this->assertEquals( 'msls_last_import_log', $this->test->get_transient() );
+	}
+}
diff --git a/tests/phpunit/ContentImport/TestMetaBox.php b/tests/phpunit/ContentImport/TestMetaBox.php
new file mode 100644
index 00000000..e7f79684
--- /dev/null
+++ b/tests/phpunit/ContentImport/TestMetaBox.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace lloc\MslsTests\ContentImport;
+
+use lloc\Msls\ContentImport\MetaBox;
+use lloc\MslsTests\MslsUnitTestCase;
+
+class TestMetaBox extends MslsUnitTestCase {
+
+
+	public function setUp(): void {
+		parent::setUp();
+
+		$this->test = new MetaBox();
+	}
+
+	public function test_print_modal_html(): void {
+		$this->assertEquals( '', $this->test->print_modal_html() );
+	}
+}