fixing searchCallback parameter, adding test

Author: bdelamatre

src/Traits/WithFilters.php

@@ -230,7 +230,7 @@ public function applySearchFilter(Builder $query): Builder
                     if ($column->searchCallback) {
 
                         // call the callback
-                        ($column->searchCallback)($query, $search);
+                        ($column->searchCallback)($subQuery, $search);
 
                     // if the column isn't a relation or if it was previously selected
                     } elseif (! $hasRelation || $selectedColumn) {
@@ -256,6 +256,7 @@ public function applySearchFilter(Builder $query): Builder
                     }
                 }
             });
+
         }
 
         return $query;

tests/DataTableComponentTest.php

@@ -94,6 +94,13 @@ public function test_search_filter_remove(): void
         $this->assertEquals(5, $this->table->rows->total());
     }
 
+    /** @test */
+    public function test_search_filter_callback(): void
+    {
+        $this->table->filters['search'] = '2';
+        $this->assertEquals(1, $this->table->getRowsProperty()->total());
+    }
+
     public function test_search_filter_alt_query()
     {
         $this->tableAltQuery->filters['search'] = 'Cartman';

tests/Http/Livewire/PetsTable.php

@@ -25,7 +25,9 @@ public function columns(): array
             Column::make('Name', 'name')
                 ->searchable(),
             Column::make('Age', 'age')
-                ->searchable(),
+                ->searchable(function(Builder $query, $search){
+                    $query->orWhere('age', '=', $search);
+                }),
             Column::make('Last Visit', 'last_visit')
                 ->searchable(),
             Column::make('Species', 'species.name')

tests/TestCase.php

@@ -40,7 +40,7 @@ protected function setUp(): void
         Pet::insert([
             [ 'id' => 1, 'name' => 'Cartman', 'age' => 22, 'species_id' => 1, 'breed_id' => 4 ],
             [ 'id' => 2, 'name' => 'Tux', 'age' => 8, 'species_id' => 1, 'breed_id' => 4 ],
-            [ 'id' => 3, 'name' => 'May', 'age' => 3, 'species_id' => 2, 'breed_id' => 102 ],
+            [ 'id' => 3, 'name' => 'May', 'age' => 2, 'species_id' => 2, 'breed_id' => 102 ],
             [ 'id' => 4, 'name' => 'Ben', 'age' => 5, 'species_id' => 3, 'breed_id' => 200 ],
             [ 'id' => 5, 'name' => 'Chico', 'age' => 7, 'species_id' => 3, 'breed_id' => 202 ],
         ]);