feat: detect filler columns

Author: yajra

src/SQLLoader.php

@@ -122,6 +122,9 @@ protected function buildDefaultColumns(string $table, array $columns): array
                 continue;
             }
 
+            if (! $schemaColumns->contains('name', $column)) {
+                $columns[$key] = "{$escapedColumn} FILLER";
+
                 continue;
             }
 

tests/Feature/SQLLoaderTest.php

@@ -122,3 +122,20 @@
         return str_contains((string) $process->command, "sqlldr userid={$username}/{$password}@{$host}:{$port}/{$database} control={$controlFile}");
     });
 });
+
+test('it can detect FILLER and DATE columns', function () {
+    Process::fake();
+
+    $loader = new SQLLoader();
+    $loader->inFile(__DIR__.'/../data/filler.dat')
+        ->as('users.ctl')
+        ->withHeaders()
+        ->into('users')
+        ->execute();
+
+    $controlFile = $loader->buildControlFile();
+    assertStringContainsString("\"NAME\",\n", $controlFile);
+    assertStringContainsString("\"EMAIL\",\n", $controlFile);
+    assertStringContainsString('"PHONE" FILLER', $controlFile);
+    assertStringContainsString('"CREATED_AT" DATE', $controlFile);
+});

tests/data/filler.dat

@@ -0,0 +1,5 @@
+NAME,EMAIL,PHONE,CREATED_AT
+John Doe,john@doe.com,123-456-7890,2016-01-01T00:00:00.000000Z
+Jane Doe,jane@doe.com,123-456-7890,2016-01-01T00:00:00.000000Z
+"Mr. ""John"" Doe",j@doe.com,123-456-7890,2016-01-01T00:00:00.000000Z
+"Ms. Doe, Jane", jj@doe.com,123-456-7890,2016-01-01T00:00:00.000000Z