Modified applyFromArray() method of PHPExcel_Style to use PHPExcel::cellXfExists() call instead of expensive hash test.

Classes/PHPExcel/Style.php

@@ -402,7 +402,7 @@ class PHPExcel_Style extends PHPExcel_Style_Supervisor implements PHPExcel_IComp
 					$newStyle = clone $style;
 					$newStyle->applyFromArray($pStyles);
 
-					if ($existingStyle = $workbook->getCellXfByHashCode($newStyle->getHashCode())) {
+					if ($workbook->cellXfExists($newStyle)) {
 						// there is already such cell Xf in our collection
 						$newXfIndexes[$oldXfIndex] = $existingStyle->getIndex();
 					} else {

Examples/runall.php

@@ -84,6 +84,8 @@ $aTests = array(
 	, '34chartupdate.php'
 	, '35chartrender.php'
 	, '36chartreadwriteHTML.php'
+	, '37page_layout_view.php'
+	, '40duplicateStyle.php'
 	, 'OOCalcReader.php'
 	, 'SylkReader.php'
 	, 'Excel2003XMLReader.php'

changelog.txt

@@ -32,6 +32,7 @@ Fixed in develop branch:
 - General:  (kea)       Work item GH-69 - Improved AdvancedValueBinder for currency
 - General:  (MBaker)    Work items 17936 and 17840 - Fix for environments where there is no access to /tmp but to upload_tmp_dir
                         Provided an option to set the sys_get_temp_dir() call to use the upload_tmp_dir; though by default the standard temp directory will still be used
+- General:  (amironov ) Work item GH-84 - Search style by identity in PHPExcel_Worksheet::duplicateStyle()
 - Bugfix:   (techhead)  Work item GH-70 - Fixed formula/formatting bug when removing rows
 - Bugfix:   (alexgann)  Work item GH-63 - Fix to cellExists for non-existent namedRanges
 - Bugfix:   (MBaker)    Work item 18844 - cache_in_memory_gzip "eats" last worksheet line, cache_in_memory doesn't

unitTests/Classes/PHPExcel/Shared/FileTest.php

@@ -0,0 +1,58 @@
+<?php
+
+
+require_once 'testDataFileIterator.php';
+
+class FileTest extends PHPUnit_Framework_TestCase
+{
+
+    public function setUp()
+    {
+        if (!defined('PHPEXCEL_ROOT')) {
+            define('PHPEXCEL_ROOT', APPLICATION_PATH . '/');
+        }
+        require_once(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
+	}
+
+	public function testGetUseUploadTempDirectory()
+	{
+		$expectedResult = FALSE;
+
+		$result = call_user_func(array('PHPExcel_Shared_File','getUseUploadTempDirectory'));
+		$this->assertEquals($expectedResult, $result);
+	}
+
+	public function testSetUseUploadTempDirectory()
+	{
+		$useUploadTempDirectoryValues = array(
+			TRUE,
+			FALSE,
+		);
+
+		foreach($useUploadTempDirectoryValues as $useUploadTempDirectoryValue) {
+			call_user_func(array('PHPExcel_Shared_File','setUseUploadTempDirectory'),$useUploadTempDirectoryValue);
+
+			$result = call_user_func(array('PHPExcel_Shared_File','getUseUploadTempDirectory'));
+			$this->assertEquals($useUploadTempDirectoryValue, $result);
+		}
+	}
+
+	public function testSysGetTempDir()
+	{
+		$expectedResult = 'C:\Users\Mark\AppData\Local\Temp';
+
+		$result = call_user_func(array('PHPExcel_Shared_File','sys_get_temp_dir'));
+		$this->assertEquals($expectedResult, $result);
+	}
+
+	public function testSysGetTempDirUpload()
+	{
+		$expectedResult = 'C:\xampp\tmp';
+
+		call_user_func(array('PHPExcel_Shared_File','setUseUploadTempDirectory'),TRUE);
+
+		$result = call_user_func(array('PHPExcel_Shared_File','sys_get_temp_dir'));
+		$this->assertEquals($expectedResult, $result);
+	}
+
+}