[10.x] Extract customised deleted_at column name from Model FQN (#47873)

* #47856 attempt to extract customized deleted_at column name when Model FCN is passed for table argument

* fix issue identified by styleci

* formatting

---------

Co-authored-by: Taylor Otwell <taylor@laravel.com>

src/Illuminate/Foundation/Testing/Concerns/InteractsWithDatabase.php

@@ -106,7 +106,12 @@ protected function assertSoftDeleted($table, array $data = [], $connection = nul
         }
 
         $this->assertThat(
-            $this->getTable($table), new SoftDeletedInDatabase($this->getConnection($connection, $table), $data, $deletedAtColumn)
+            $this->getTable($table),
+            new SoftDeletedInDatabase(
+                $this->getConnection($connection, $table),
+                $data,
+                $this->getDeletedAtColumn($table, $deletedAtColumn)
+            )
         );
 
         return $this;
@@ -133,7 +138,12 @@ protected function assertNotSoftDeleted($table, array $data = [], $connection =
         }
 
         $this->assertThat(
-            $this->getTable($table), new NotSoftDeletedInDatabase($this->getConnection($connection, $table), $data, $deletedAtColumn)
+            $this->getTable($table),
+            new NotSoftDeletedInDatabase(
+                $this->getConnection($connection, $table),
+                $data,
+                $this->getDeletedAtColumn($table, $deletedAtColumn)
+            )
         );
 
         return $this;
@@ -270,6 +280,18 @@ protected function getTableConnection($table)
         return $this->newModelFor($table)?->getConnectionName();
     }
 
+    /**
+     * Get the table column name used for soft deletes.
+     *
+     * @param  string  $table
+     * @param  string  $defaultColumnName
+     * @return string
+     */
+    protected function getDeletedAtColumn($table, $defaultColumnName = 'deleted_at')
+    {
+        return $this->newModelFor($table)?->getDeletedAtColumn() ?: $defaultColumnName;
+    }
+
     /**
      * Get the model entity from the given model or string.
      *

tests/Foundation/FoundationInteractsWithDatabaseTest.php

@@ -238,6 +238,21 @@ public function testAssertSoftDeletedInDatabaseDoesNotFindModelWithCustomColumnR
         $this->assertSoftDeleted($model, ['name' => 'Tailwind']);
     }
 
+    public function testAssertSoftDeletedInDatabaseDoesNotFindModePassedViaFcnWithCustomColumnResults()
+    {
+        $this->expectException(ExpectationFailedException::class);
+        $this->expectExceptionMessage('The table is empty.');
+
+        $model = new CustomProductStub(['id' => 1, 'name' => 'Laravel']);
+        $this->data = ['id' => 1];
+
+        $builder = $this->mockCountBuilder(0, 'trashed_at');
+
+        $builder->shouldReceive('get')->andReturn(collect());
+
+        $this->assertSoftDeleted(CustomProductStub::class, ['id' => $model->id]);
+    }
+
     public function testAssertNotSoftDeletedInDatabaseFindsResults()
     {
         $this->mockCountBuilder(1);
@@ -305,6 +320,21 @@ public function testAssertNotSoftDeletedInDatabaseDoesNotFindModelWithCustomColu
         $this->assertNotSoftDeleted($model, ['name' => 'Tailwind']);
     }
 
+    public function testAssertNotSoftDeletedInDatabaseDoesNotFindModelPassedViaFcnWithCustomColumnResults()
+    {
+        $this->expectException(ExpectationFailedException::class);
+        $this->expectExceptionMessage('The table is empty.');
+
+        $model = new CustomProductStub(['id' => 1, 'name' => 'Laravel']);
+        $this->data = ['id' => 1];
+
+        $builder = $this->mockCountBuilder(0, 'trashed_at');
+
+        $builder->shouldReceive('get')->andReturn(collect());
+
+        $this->assertNotSoftDeleted(CustomProductStub::class, ['id' => $model->id]);
+    }
+
     public function testAssertExistsPassesWhenFindsResults()
     {
         $this->data = ['id' => 1];
@@ -323,6 +353,12 @@ public function testGetTableNameFromModel()
         $this->assertEquals($this->table, $this->getTable($this->table));
     }
 
+    public function testGetTableCustomizedDeletedAtColumnName()
+    {
+        $this->assertEquals('trashed_at', $this->getDeletedAtColumn(CustomProductStub::class));
+        $this->assertEquals('trashed_at', $this->getDeletedAtColumn(new CustomProductStub()));
+    }
+
     public function testExpectsDatabaseQueryCount()
     {
         $case = new class('foo') extends TestingTestCase