From 678b6f63f86c7ae8fd7bf13e6f6a67c10b1cd601 Mon Sep 17 00:00:00 2001
From: Thijs van den Anker <thijs@bitsnbolts.nl>
Date: Tue, 2 Apr 2024 09:09:49 +0200
Subject: [PATCH] Add dedicated test to test correct column alias on union
 cursor paginate

---
 .../Database/Concerns/BuildsQueries.php       |  4 +-
 tests/Database/DatabaseQueryBuilderTest.php   | 49 +++++++++++++++++++
 2 files changed, 51 insertions(+), 2 deletions(-)

diff --git a/src/Illuminate/Database/Concerns/BuildsQueries.php b/src/Illuminate/Database/Concerns/BuildsQueries.php
index 4c77c964f78e..8b18006bdc73 100644
--- a/src/Illuminate/Database/Concerns/BuildsQueries.php
+++ b/src/Illuminate/Database/Concerns/BuildsQueries.php
@@ -420,8 +420,8 @@ protected function paginateUsingCursor($perPage, $columns = ['*'], $cursorName =
                     }
 
                     $unionBuilders->each(function ($unionBuilder) use ($column, $direction, $cursor, $i, $orders, $addCursorConditions) {
-                        $unionBuilder->where(function ($unionBuilder) use ($column, $direction, $cursor, $i, $orders, $addCursorConditions) {
-                            $originalColumn = $this->getOriginalColumnNameForCursorPagination($unionBuilder, $column);
+                        $originalColumn = $this->getOriginalColumnNameForCursorPagination($unionBuilder, $column);
+                        $unionBuilder->where(function ($unionBuilder) use ($column, $direction, $cursor, $i, $orders, $addCursorConditions, $originalColumn) {
                             $unionBuilder->where(
                                 $originalColumn,
                                 $direction === 'asc' ? '>' : '<',
diff --git a/tests/Database/DatabaseQueryBuilderTest.php b/tests/Database/DatabaseQueryBuilderTest.php
index ccf2f9ca00a9..7fc333fbceb7 100755
--- a/tests/Database/DatabaseQueryBuilderTest.php
+++ b/tests/Database/DatabaseQueryBuilderTest.php
@@ -5434,6 +5434,55 @@ public function testCursorPaginateWithUnionWheresMultipleOrders()
         ]), $result);
     }
 
+    public function testCursorPaginateWithUnionWheresAndAliassedOrderColumns()
+    {
+        $ts = now()->toDateTimeString();
+
+        $perPage = 16;
+        $columns = ['test'];
+        $cursorName = 'cursor-name';
+        $cursor = new Cursor(['created_at' => $ts]);
+        $builder = $this->getMockQueryBuilder();
+        $builder->select('id', 'start_time as created_at')->selectRaw("'video' as type")->from('videos');
+        $builder->union($this->getBuilder()->select('id', 'created_at')->selectRaw("'news' as type")->from('news'));
+        $builder->union($this->getBuilder()->select('id', 'init_at as created_at')->selectRaw("'podcast' as type")->from('podcasts'));
+        $builder->orderBy('created_at');
+
+        $builder->shouldReceive('newQuery')->andReturnUsing(function () use ($builder) {
+            return new Builder($builder->connection, $builder->grammar, $builder->processor);
+        });
+
+        $path = 'http://foo.bar?cursor='.$cursor->encode();
+
+        $results = collect([
+            ['id' => 1, 'created_at' => now(), 'type' => 'video'],
+            ['id' => 2, 'created_at' => now(), 'type' => 'news'],
+            ['id' => 3, 'created_at' => now(), 'type' => 'podcast'],
+        ]);
+
+        $builder->shouldReceive('get')->once()->andReturnUsing(function () use ($builder, $results, $ts) {
+            $this->assertEquals(
+                '(select "id", "start_time" as "created_at", \'video\' as type from "videos" where ("start_time" > ?)) union (select "id", "created_at", \'news\' as type from "news" where ("created_at" > ?)) union (select "id", "init_at" as "created_at", \'podcast\' as type from "podcasts" where ("init_at" > ?)) order by "created_at" asc limit 17',
+                $builder->toSql());
+            $this->assertEquals([$ts], $builder->bindings['where']);
+            $this->assertEquals([$ts, $ts], $builder->bindings['union']);
+
+            return $results;
+        });
+
+        Paginator::currentPathResolver(function () use ($path) {
+            return $path;
+        });
+
+        $result = $builder->cursorPaginate($perPage, $columns, $cursorName, $cursor);
+
+        $this->assertEquals(new CursorPaginator($results, $perPage, $cursor, [
+            'path' => $path,
+            'cursorName' => $cursorName,
+            'parameters' => ['created_at'],
+        ]), $result);
+    }
+
     public function testWhereExpression()
     {
         $builder = $this->getBuilder();