Adjust index datastore alter test

Author: janette

modules/datastore/tests/src/Unit/DataDictionary/AlterTableQuery/MySQLQueryTest.php

@@ -122,8 +122,7 @@ public function testExecute(): void {
     $this->assertEquals("ALTER TABLE {" . $table . "} MODIFY COLUMN foo TEXT COMMENT 'Foo', " .
     "MODIFY COLUMN bar DECIMAL(10, 5) COMMENT 'Bar', " .
     "MODIFY COLUMN baz DATE COMMENT 'Baz', " .
-    "ADD  INDEX index1 (foo (12), bar, baz) COMMENT 'Fizz', " .
-    "ADD FULLTEXT INDEX index2 (foo (6), baz) COMMENT '';", $query);
+    "ADD  INDEX index1 (foo (12), bar, baz) COMMENT 'Fizz';", $query);
   }
 
 
@@ -141,6 +140,32 @@ public function testExecuteWithTooLargeDecimal(): void {
     $mysql_query->execute();
   }
 
+  public functon testFulltextIndexes(): void {
+    $connection_chain = $this->buildConnectionChain();
+    $table = 'datastore_' . uniqid();
+    $mysql_query = $this->buildMySQLQuery($connection_chain->getMock(), $table);
+
+    // Extract return value and generate queries for validation.
+    $return = $mysql_query->execute();
+    $update_query = \Drupal::state()->get('update_query');
+    $query = $connection_chain->getStoredInput('prepare')[0];
+
+    // Validate return value and generated queries.
+    $this->assertNull($return);
+    $this->assertEquals([
+      'field' => 'baz',
+      'expression' => 'STR_TO_DATE(baz, :date_format)',
+      'arguments' => [
+        ':date_format' => ''
+      ],
+    ], $update_query);
+
+    $this->assertEquals("ALTER TABLE {" . $table . "} MODIFY COLUMN foo TEXT COMMENT 'Foo', " .
+    "MODIFY COLUMN bar DECIMAL(10, 5) COMMENT 'Bar', " .
+    "MODIFY COLUMN baz DATE COMMENT 'Baz', " .
+    "ADD  INDEX index1 (foo (12), bar, baz) COMMENT 'Fizz';", $query);
+  }
+
   public function baseTypeProvider() {
     return [
       'string' => ['string', 'TEXT'],