First external release

tests/Spout/Reader/Helper/XLSX/SharedStringsHelperTest.php

@@ -0,0 +1,99 @@
+<?php
+
+namespace Box\Spout\Reader\Helper\XLSX;
+
+use Box\Spout\TestUsingResource;
+
+/**
+ * Class SharedStringsHelperTest
+ *
+ * @package Box\Spout\Reader\Helper\XLSX
+ */
+class SharedStringsHelperTest extends \PHPUnit_Framework_TestCase
+{
+    use TestUsingResource;
+
+    /** @var SharedStringsHelper */
+    private $sharedStringsHelper;
+
+    /**
+     * @return void
+     */
+    public function setUp()
+    {
+        $resourcePath = $this->getResourcePath('one_sheet_with_shared_strings.xlsx');
+        $this->sharedStringsHelper = new SharedStringsHelper($resourcePath);
+    }
+
+    /**
+     * @return void
+     */
+    public function tearDown()
+    {
+        $this->sharedStringsHelper->cleanup();
+    }
+
+    /**
+     * @return void
+     */
+    public function testExtractSharedStringsShouldCreateTempFileWithSharedStrings()
+    {
+        $this->sharedStringsHelper->extractSharedStrings();
+
+        $tempFolder = \ReflectionHelper::getValueOnObject($this->sharedStringsHelper, 'tempFolder');
+
+        $filesInTempFolder = $this->getFilesInFolder($tempFolder);
+        $this->assertEquals(1, count($filesInTempFolder), 'One temp file should have been created in the temp folder.');
+
+        $tempFileContents = file_get_contents($filesInTempFolder[0]);
+        $tempFileContentsPerLine = explode("\n", $tempFileContents);
+
+        $this->assertEquals('s1--A1', $tempFileContentsPerLine[0]);
+        $this->assertEquals('s1--E5', $tempFileContentsPerLine[24]);
+    }
+
+    /**
+     * Returns all files that are in the given folder.
+     * It does not include "." and ".." and is not recursive.
+     *
+     * @param string $folderPath
+     * @return array
+     */
+    private function getFilesInFolder($folderPath)
+    {
+        $files = [];
+        $directoryIterator = new \DirectoryIterator($folderPath);
+
+        foreach ($directoryIterator as $fileInfo) {
+            if ($fileInfo->isFile()) {
+                $files[] = $fileInfo->getPathname();
+            }
+        }
+
+        return $files;
+    }
+
+    /**
+     * @expectedException \Box\Spout\Reader\Exception\SharedStringNotFoundException
+     * @return void
+     */
+    public function testGetStringAtIndexShouldThrowExceptionIfStringNotFound()
+    {
+        $this->sharedStringsHelper->extractSharedStrings();
+        $this->sharedStringsHelper->getStringAtIndex(PHP_INT_MAX);
+    }
+
+    /**
+     * @return void
+     */
+    public function testGetStringAtIndexShouldReturnTheCorrectStringIfFound()
+    {
+        $this->sharedStringsHelper->extractSharedStrings();
+
+        $sharedString = $this->sharedStringsHelper->getStringAtIndex(0);
+        $this->assertEquals('s1--A1', $sharedString);
+
+        $sharedString = $this->sharedStringsHelper->getStringAtIndex(24);
+        $this->assertEquals('s1--E5', $sharedString);
+    }
+}