Adding more tests to test order by is null columns

Signed-off-by: iifawzi <[email protected]>

Author: iifawzi

tests/Builder/SelectStatementTest.php

@@ -48,6 +48,21 @@ public function testBuilderWithIsNull(): void
         $this->assertEquals('SELECT test3.t1 is null AS `col1` FROM test3', $stmt->build());
     }
 
+    public function testBuilderOrderByNull(): void
+    {
+        $query = 'SELECT * FROM some_table ORDER BY some_col IS NULL DESC;';
+        $parser = new Parser($query);
+        $stmt = $parser->statements[0];
+
+        $this->assertEquals('SELECT * FROM some_table ORDER BY some_col IS NULL DESC', $stmt->build());
+
+        $query = 'SELECT * FROM some_table ORDER BY some_col IS NOT NULL;';
+        $parser = new Parser($query);
+        $stmt = $parser->statements[0];
+
+        $this->assertEquals('SELECT * FROM some_table ORDER BY some_col IS NOT NULL ASC', $stmt->build());
+    }
+
     public function testBuilderAlias(): void
     {
         $parser = new Parser(

tests/Parser/CreateStatementTest.php

@@ -60,6 +60,7 @@ public function createProvider(): array
             ['parser/parseCreateView2'],
             ['parser/parseCreateView3'],
             ['parser/parseCreateView4'],
+            ['parser/parseCreateView5'],
             ['parser/parseCreateViewMultiple'],
             ['parser/parseCreateViewWithoutQuotes'],
             ['parser/parseCreateViewWithQuotes'],

tests/Parser/SelectStatementTest.php

@@ -89,6 +89,7 @@ public function selectProvider(): array
             ['parser/parseSelectWhere'],
             ['parser/parseSelectIndexHint1'],
             ['parser/parseSelectIndexHint2'],
+            ['parser/parseSelectOrderByIsNull'],
             ['parser/parseSelectIndexHintErr1'],
             ['parser/parseSelectIndexHintErr2'],
             ['parser/parseSelectIndexHintErr3'],

tests/data/parser/parseSelectOrderByIsNull.in

@@ -0,0 +1 @@
+SELECT * FROM some_table ORDER BY some_col IS NULL;