Fix "Cannot open file" issue with XMLReader::open on Windows

This occurred when using relative paths. Using realpath() solves this issue.

tests/Spout/Reader/Wrapper/XMLReaderTest.php

@@ -163,4 +163,39 @@ class XMLReaderTest extends \PHPUnit_Framework_TestCase
 
         $this->assertEquals($expectedResult, $isZipStream);
     }
+
+    /**
+     * @return array
+     */
+    public function dataProviderForTestConvertURIToUseRealPath()
+    {
+        $tempFolder = realpath(sys_get_temp_dir());
+
+        return [
+            ['/../../../' . $tempFolder . '/test.xlsx', $tempFolder . '/test.xlsx'],
+            [$tempFolder . '/test.xlsx', $tempFolder . '/test.xlsx'],
+            ['zip://' . $tempFolder . '/test.xlsx#test.xml', 'zip://' . $tempFolder . '/test.xlsx#test.xml'],
+            ['zip:///../../../' . $tempFolder . '/test.xlsx#test.xml', 'zip://' . $tempFolder . '/test.xlsx#test.xml'],
+        ];
+    }
+
+    /**
+     * @dataProvider dataProviderForTestConvertURIToUseRealPath
+     *
+     * @param string $URI
+     * @param string $expectedConvertedURI
+     * @return void
+     */
+    public function testConvertURIToUseRealPath($URI, $expectedConvertedURI)
+    {
+        $tempFolder = sys_get_temp_dir();
+        touch($tempFolder . '/test.xlsx');
+
+        $xmlReader = new XMLReader();
+        $convertedURI = \ReflectionHelper::callMethodOnObject($xmlReader, 'convertURIToUseRealPath', $URI);
+
+        $this->assertEquals($expectedConvertedURI, $convertedURI);
+
+        unlink($tempFolder . '/test.xlsx');
+    }
 }

tests/Spout/TestUsingResource.php

@@ -10,13 +10,13 @@ namespace Box\Spout;
 trait TestUsingResource {
 
     /** @var string Path to the test resources folder */
-    private $resourcesPath = 'tests/resources/';
+    private $resourcesPath = 'tests/resources';
 
     /** @var string Path to the test generated resources folder */
-    private $generatedResourcesPath = 'tests/resources/generated/';
+    private $generatedResourcesPath = 'tests/resources/generated';
 
     /** @var string Path to the test resources folder, that does not have writing permissions */
-    private $generatedUnwritableResourcesPath = 'tests/resources/generated/unwritable/';
+    private $generatedUnwritableResourcesPath = 'tests/resources/generated/unwritable';
 
     /**
      * @param string $resourceName
@@ -25,7 +25,7 @@ trait TestUsingResource {
     protected function getResourcePath($resourceName)
     {
         $resourceType = pathinfo($resourceName, PATHINFO_EXTENSION);
-        $resourcePath = $this->resourcesPath . strtolower($resourceType) . '/' . $resourceName;
+        $resourcePath = realpath($this->resourcesPath) . '/' . strtolower($resourceType) . '/' . $resourceName;
 
         return (file_exists($resourcePath) ? $resourcePath : null);
     }
@@ -37,7 +37,7 @@ trait TestUsingResource {
     protected function getGeneratedResourcePath($resourceName)
     {
         $resourceType = pathinfo($resourceName, PATHINFO_EXTENSION);
-        $generatedResourcePath = $this->generatedResourcesPath . strtolower($resourceType) . '/' . $resourceName;
+        $generatedResourcePath = realpath($this->generatedResourcesPath) . '/' . strtolower($resourceType) . '/' . $resourceName;
 
         return $generatedResourcePath;
     }
@@ -49,7 +49,7 @@ trait TestUsingResource {
     protected function createGeneratedFolderIfNeeded($resourceName)
     {
         $resourceType = pathinfo($resourceName, PATHINFO_EXTENSION);
-        $generatedResourcePathForType = $this->generatedResourcesPath . strtolower($resourceType);
+        $generatedResourcePathForType = $this->generatedResourcesPath . '/' . strtolower($resourceType);
 
         if (!file_exists($generatedResourcePathForType)) {
             mkdir($generatedResourcePathForType, 0777, true);
@@ -62,7 +62,7 @@ trait TestUsingResource {
      */
     protected function getGeneratedUnwritableResourcePath($resourceName)
     {
-        return $this->generatedUnwritableResourcesPath . $resourceName;
+        return realpath($this->generatedUnwritableResourcesPath) . '/' . $resourceName;
     }
 
     /**