--- /dev/null
+<?php
+
+namespace Drupal\Tests\layout_builder\Unit;
+
+use Drupal\Core\Database\Connection;
+use Drupal\layout_builder\InlineBlockUsage;
+use Drupal\Tests\UnitTestCase;
+
+/**
+ * @coversDefaultClass \Drupal\layout_builder\InlineBlockUsage
+ *
+ * @group layout_builder
+ */
+class InlineBlockUsageTest extends UnitTestCase {
+
+ /**
+ * Tests calling deleteUsage() with empty array.
+ *
+ * @covers ::deleteUsage
+ */
+ public function testEmptyDeleteUsageCall() {
+ $connection = $this->prophesize(Connection::class);
+ $connection->delete('inline_block_usage')->shouldNotBeCalled();
+
+ (new InlineBlockUsage($connection->reveal()))->deleteUsage([]);
+ }
+
+}