use php://temp for writer tests

composer.json

@@ -52,6 +52,9 @@
         ],
         "versions": [
             "phpcs --report-width=200 samples/ src/ tests/ --ignore=samples/Header.php --standard=PHPCompatibility --runtime-set testVersion 7.3- -n"
+        ],
+        "bench": [
+            "phpbench run tests/Performance/ --report=aggregate -n"
         ]
     },
     "require": {

tests/Performance/Writer/AbstractBasicWriter.php

@@ -15,7 +15,7 @@ class AbstractBasicWriter
     /**
      * @var string
      */
-    protected $fileName = 'performanceTestWrite.file';
+    protected $fileName = 'php://temp';
 
     public function __construct(int $columns = 32, int $rows = 512)
     {

tests/Performance/Writer/Html/HtmlWriterBenchmark.php

@@ -7,11 +7,6 @@ use PhpOffice\PhpSpreadsheetPerformance\Writer\AbstractBasicWriter;
 
 class HtmlWriterBenchmark extends AbstractBasicWriter
 {
-    /**
-     * @var string
-     */
-    protected $fileName = 'performanceTestWrite.html';
-
     /**
      * @revs(5)
      * @Iterations(5)

tests/Performance/Writer/Ods/OdsWriterBenchmark.php

@@ -7,11 +7,6 @@ use PhpOffice\PhpSpreadsheetPerformance\Writer\AbstractBasicWriter;
 
 class OdsWriterBenchmark extends AbstractBasicWriter
 {
-    /**
-     * @var string
-     */
-    protected $fileName = 'performanceTestWrite.ods';
-
     /**
      * @revs(5)
      * @Iterations(5)

tests/Performance/Writer/Xls/XlsWriterBenchmark.php

@@ -5,13 +5,8 @@ namespace PhpOffice\PhpSpreadsheetPerformance\Writer\Xls;
 use PhpOffice\PhpSpreadsheet\Writer\Xls;
 use PhpOffice\PhpSpreadsheetPerformance\Writer\AbstractBasicWriter;
 
-class XlxWriterBenchmark extends AbstractBasicWriter
+class XlsWriterBenchmark extends AbstractBasicWriter
 {
-    /**
-     * @var string
-     */
-    protected $fileName = 'performanceTestWrite.xls';
-
     /**
      * @revs(5)
      * @Iterations(5)

tests/Performance/Writer/Xls/XlsWriterLargeBenchmark.php

@@ -5,18 +5,13 @@ namespace PhpOffice\PhpSpreadsheetPerformance\Writer\Xls;
 use PhpOffice\PhpSpreadsheet\Writer\Xls;
 use PhpOffice\PhpSpreadsheetPerformance\Writer\AbstractBasicWriter;
 
-class XlxWriterLargeBenchmark extends AbstractBasicWriter
+class XlsWriterLargeBenchmark extends AbstractBasicWriter
 {
     public function __construct()
     {
         parent::__construct(128, 8192);
     }
 
-    /**
-     * @var string
-     */
-    protected $fileName = 'performanceTestWrite.xls';
-
     /**
      * @Groups({"slow"})
      * @revs(3)

tests/Performance/Writer/Xlsx/XlsxWriterBenchmark.php

@@ -7,11 +7,6 @@ use PhpOffice\PhpSpreadsheetPerformance\Writer\AbstractBasicWriter;
 
 class XlsxWriterBenchmark extends AbstractBasicWriter
 {
-    /**
-     * @var string
-     */
-    protected $fileName = 'performanceTestWrite.xlsx';
-
     /**
      * @revs(5)
      * @Iterations(5)

tests/Performance/Writer/Xlsx/XlsxWriterLargeBenchmark.php

@@ -12,11 +12,6 @@ class XlsxWriterLargeBenchmark extends AbstractBasicWriter
         parent::__construct(128, 8192);
     }
 
-    /**
-     * @var string
-     */
-    protected $fileName = 'performanceTestWrite.xlsx';
-
     /**
      * @Groups({"slow"})
      * @revs(3)