diff --git a/tests/phpunit/data/languages/themes/block-theme-pl_PL.mo b/tests/phpunit/data/languages/themes/block-theme-pl_PL.mo
index ff89f87f12..d819be9b57 100644
Binary files a/tests/phpunit/data/languages/themes/block-theme-pl_PL.mo and b/tests/phpunit/data/languages/themes/block-theme-pl_PL.mo differ
diff --git a/tests/phpunit/data/languages/themes/block-theme-pl_PL.po b/tests/phpunit/data/languages/themes/block-theme-pl_PL.po
index 0aa4bbd52d..6ac5a6967e 100644
--- a/tests/phpunit/data/languages/themes/block-theme-pl_PL.po
+++ b/tests/phpunit/data/languages/themes/block-theme-pl_PL.po
@@ -2,22 +2,30 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "POT-Creation-Date: 2015-12-31 16:31+0100\n"
-"PO-Revision-Date: 2021-03-15 13:10+0100\n"
+"PO-Revision-Date: 2022-08-31 11:08+0200\n"
+"Last-Translator: \n"
+"Language-Team: \n"
 "Language: pl_PL\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"X-Generator: Poedit 2.4.2\n"
-"X-Poedit-Basepath: .\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
+"X-Generator: Poedit 3.1.1\n"
+"X-Poedit-Basepath: .\n"
 "X-Poedit-KeywordsList: __;_e;_x:1,2c;_ex:1,2c;_n:1,2;_nx:1,2,4c;_n_noop:1,2;"
 "_nx_noop:1,2,3c;esc_attr__;esc_html__;esc_attr_e;esc_html_e;esc_attr_x:1,2c;"
 "esc_html_x:1,2c\n"
 "X-Textdomain-Support: yes\n"
-"Last-Translator: \n"
-"Language-Team: \n"
 "X-Poedit-SearchPath-0: .\n"
 
+msgctxt "Style variation name"
+msgid "Block theme"
+msgstr "Motyw blokowy"
+
+msgctxt "Style variation name"
+msgid "Block theme variation"
+msgstr "Wariant motywu blokowego"
+
 msgctxt "Custom template name"
 msgid "Homepage template"
 msgstr "Szablon strony głównej"
diff --git a/tests/phpunit/data/themedir1/block-theme/styles/variation.json b/tests/phpunit/data/themedir1/block-theme/styles/variation.json
index ad3affb115..d0f316cb45 100644
--- a/tests/phpunit/data/themedir1/block-theme/styles/variation.json
+++ b/tests/phpunit/data/themedir1/block-theme/styles/variation.json
@@ -1,23 +1,24 @@
 {
-    "version": 2,
-    "settings": {
-        "color": {
-            "palette": [
-                {
-                    "slug": "foreground",
-                    "color": "#3F67C6",
-                    "name": "Foreground"
-                }
-            ]
-        }
-    },
-    "styles": {
-        "blocks": {
-            "core/post-title": {
-                "typography": {
-                    "fontWeight": "700"
-                }
-            }
-        }
-    }
-}
\ No newline at end of file
+	"version": 2,
+	"title": "Block theme variation",
+	"settings": {
+		"color": {
+			"palette": [
+				{
+					"slug": "foreground",
+					"color": "#3F67C6",
+					"name": "Foreground"
+				}
+			]
+		}
+	},
+	"styles": {
+		"blocks": {
+			"core/post-title": {
+				"typography": {
+					"fontWeight": "700"
+				}
+			}
+		}
+	}
+}
diff --git a/tests/phpunit/data/themedir1/block-theme/theme.json b/tests/phpunit/data/themedir1/block-theme/theme.json
index 38fcb1d9dd..7676d642b2 100644
--- a/tests/phpunit/data/themedir1/block-theme/theme.json
+++ b/tests/phpunit/data/themedir1/block-theme/theme.json
@@ -1,5 +1,6 @@
 {
 	"version": 1,
+	"title": "Block theme",
 	"settings": {
 		"color": {
 			"palette": [
@@ -36,9 +37,7 @@
 			"customLineHeight": true
 		},
 		"spacing": {
-			"units": [
-				"rem"
-			],
+			"units": ["rem"],
 			"customPadding": true
 		},
 		"blocks": {
diff --git a/tests/phpunit/tests/rest-api/rest-global-styles-controller.php b/tests/phpunit/tests/rest-api/rest-global-styles-controller.php
index e8756cf85d..2da5e18ab0 100644
--- a/tests/phpunit/tests/rest-api/rest-global-styles-controller.php
+++ b/tests/phpunit/tests/rest-api/rest-global-styles-controller.php
@@ -471,6 +471,7 @@ class WP_REST_Global_Styles_Controller_Test extends WP_Test_REST_Controller_Test
 		$expected = array(
 			array(
 				'version'  => 2,
+				'title'    => 'Block theme variation',
 				'settings' => array(
 					'color' => array(
 						'palette' => array(
@@ -493,7 +494,6 @@ class WP_REST_Global_Styles_Controller_Test extends WP_Test_REST_Controller_Test
 						),
 					),
 				),
-				'title'    => 'variation',
 			),
 		);
 		$this->assertSameSetsWithIndex( $data, $expected );
diff --git a/tests/phpunit/tests/theme/wpThemeJsonResolver.php b/tests/phpunit/tests/theme/wpThemeJsonResolver.php
index 287e5d8aeb..6ec69477b3 100644
--- a/tests/phpunit/tests/theme/wpThemeJsonResolver.php
+++ b/tests/phpunit/tests/theme/wpThemeJsonResolver.php
@@ -82,13 +82,15 @@ class Tests_Theme_wpThemeJsonResolver extends WP_UnitTestCase {
 		load_textdomain( 'block-theme', realpath( DIR_TESTDATA . '/languages/themes/block-theme-pl_PL.mo' ) );
 
 		switch_theme( 'block-theme' );
-		$actual = WP_Theme_JSON_Resolver::get_theme_data();
+		$theme_data       = WP_Theme_JSON_Resolver::get_theme_data();
+		$style_variations = WP_Theme_JSON_Resolver::get_style_variations();
 
 		unload_textdomain( 'block-theme' );
 		remove_filter( 'locale', array( $this, 'filter_set_locale_to_polish' ) );
 
-		$this->assertSame( wp_get_theme()->get( 'TextDomain' ), 'block-theme' );
-		$this->assertSame(
+		$this->assertSame( 'block-theme', wp_get_theme()->get( 'TextDomain' ) );
+		$this->assertSame( 'Motyw blokowy', $theme_data->get_data()['title'] );
+		$this->assertSameSets(
 			array(
 				'color'      => array(
 					'custom'         => false,
@@ -150,25 +152,29 @@ class Tests_Theme_wpThemeJsonResolver extends WP_UnitTestCase {
 					),
 				),
 			),
-			$actual->get_settings()
+			$theme_data->get_settings()
 		);
-		$this->assertSame(
-			$actual->get_custom_templates(),
+		$this->assertSameSets(
 			array(
 				'page-home' => array(
 					'title'     => 'Szablon strony głównej',
 					'postTypes' => array( 'page' ),
 				),
-			)
+			),
+			$theme_data->get_custom_templates()
 		);
-		$this->assertSame(
-			$actual->get_template_parts(),
+		$this->assertSameSets(
 			array(
 				'small-header' => array(
 					'title' => 'Mały nagłówek',
 					'area'  => 'header',
 				),
-			)
+			),
+			$theme_data->get_template_parts()
+		);
+		$this->assertSame(
+			'Wariant motywu blokowego',
+			$style_variations[0]['title']
 		);
 	}