Add GroupKeyword class to fix postgres GROUP BY

1 files changed, 24 insertions, 0 deletions

diff --git a/tests/Components/GroupKeywordTest.php b/tests/Components/GroupKeywordTest.php
new file mode 100644
index 0000000..515de6b
--- /dev/null
+++ b/tests/Components/GroupKeywordTest.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace PhpMyAdmin\SqlParser\Tests\Components;
+
+use PhpMyAdmin\SqlParser\Components\Expression;
+use PhpMyAdmin\SqlParser\Components\GroupKeyword;
+use PhpMyAdmin\SqlParser\Tests\TestCase;
+
+class GroupKeywordTest extends TestCase
+{
+    public function testBuild()
+    {
+        $this->assertEquals(
+            GroupKeyword::build(
+                array(
+                    new GroupKeyword(new Expression('a'), 'ASC'),
+                    new GroupKeyword(new Expression('b'), 'DESC'),
+                    new GroupKeyword(new Expression('c')),
+                )
+            ),
+            'a ASC, b DESC, c'
+        );
+    }
+}