diff --git a/plugins/woocommerce-blocks/tests/php/Helpers/FixtureData.php b/plugins/woocommerce-blocks/tests/php/Helpers/FixtureData.php
index 9976e04fc2e..df4d7a7d6b3 100644
--- a/plugins/woocommerce-blocks/tests/php/Helpers/FixtureData.php
+++ b/plugins/woocommerce-blocks/tests/php/Helpers/FixtureData.php
@@ -208,6 +208,53 @@ class FixtureData {
 		return new \WC_Coupon( $coupon->get_id() );
 	}
 
+	/**
+	 * Create a new product taxonomy and term.
+	 *
+	 * @param  \WC_Product $product  The product to add the term to.
+	 * @param  string      $taxonomy_name  The name of the taxonomy.
+	 * @param  string      $term_name  The name of the term.
+	 * @param  string      $term_slug  The slug of the term.
+	 * @param  int         $term_parent  The parent of the term.
+	 * @param  string      $term_description  The description of the term.
+	 *
+	 * @return array|int[]|\WP_Error|\WP_Taxonomy
+	 */
+	public function get_taxonomy_and_term( \WC_Product $product, $taxonomy_name, $term_name, $term_slug = '', $term_parent = 0, $term_description = '' ) {
+		$taxonomy = register_taxonomy( $taxonomy_name, array( 'product' ), array( 'hierarchical' => true ) );
+
+		if ( is_wp_error( $taxonomy ) ) {
+			return $taxonomy;
+		}
+
+		$term = wp_insert_term(
+			$term_name,
+			$taxonomy_name,
+			array(
+				'slug'        => $term_slug,
+				'parent'      => $term_parent,
+				'description' => $term_description,
+			)
+		);
+
+		if ( ! is_wp_error( $term ) && ! empty( $term['term_id'] ) ) {
+			global $wpdb;
+			$wpdb->insert(
+				$wpdb->prefix . 'wc_product_attributes_lookup',
+				array(
+					'product_id'             => $product->get_id(),
+					'product_or_parent_id'   => $product->get_parent_id(),
+					'taxonomy'               => $taxonomy_name,
+					'term_id'                => $term['term_id'],
+					'is_variation_attribute' => true,
+				),
+				array( '%d', '%d', '%s', '%d', '%d' )
+			);
+		}
+
+		return $term;
+	}
+
 	/**
 	 * Upload a sample image and return it's ID.
 	 *
diff --git a/plugins/woocommerce-blocks/tests/php/StoreApi/Routes/ProductCollectionData.php b/plugins/woocommerce-blocks/tests/php/StoreApi/Routes/ProductCollectionData.php
index 255042787fb..80dd569e9a2 100644
--- a/plugins/woocommerce-blocks/tests/php/StoreApi/Routes/ProductCollectionData.php
+++ b/plugins/woocommerce-blocks/tests/php/StoreApi/Routes/ProductCollectionData.php
@@ -82,6 +82,7 @@ class ProductCollectionData extends ControllerTestCase {
 				$fixtures->get_product_attribute( 'size', array( 'small', 'medium', 'large' ) ),
 			)
 		);
+		$fixtures->get_taxonomy_and_term( $product, 'pa_size', 'large', 'large' );
 
 		$request = new \WP_REST_Request( 'GET', '/wc/store/v1/products/collection-data' );
 		$request->set_param(
@@ -91,8 +92,20 @@ class ProductCollectionData extends ControllerTestCase {
 					'taxonomy'   => 'pa_size',
 					'query_type' => 'and',
 				),
+			),
+		);
+
+		$request->set_param(
+			'attributes',
+			array(
+				array(
+					'attribute' => 'pa_size',
+					'operator'  => 'in',
+					'slug'      => array( 'large' ),
+				),
 			)
 		);
+
 		$response = rest_get_server()->dispatch( $request );
 		$data     = $response->get_data();
 
@@ -100,8 +113,9 @@ class ProductCollectionData extends ControllerTestCase {
 		$this->assertEquals( null, $data['price_range'] );
 		$this->assertEquals( null, $data['rating_counts'] );
 
-		$this->assertObjectHasAttribute( 'term', $data['attribute_counts'][0] );
-		$this->assertObjectHasAttribute( 'count', $data['attribute_counts'][0] );
+		$this->assertIsArray( $data );
+		$this->assertTrue( property_exists( $data['attribute_counts'][0], 'term' ) );
+		$this->assertTrue( property_exists( $data['attribute_counts'][0], 'count' ) );
 	}
 
 	/**