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vendor/scrivo/highlight.php/test/DetectionTest.php

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+<?php
+
+/* Copyright (c) 2013-2019 Geert Bergman (geert@scrivo.nl), highlight.php
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of "highlight.js", "highlight.php", nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+use Highlight\Highlighter;
+use Symfony\Component\Finder\Finder;
+
+class DetectionTest extends PHPUnit_Framework_TestCase
+{
+    private $allowedFailures;
+
+    public function setUp()
+    {
+        // These languages fail auto-detection because their relevance scores are tied with or wrong because of another
+        // language.
+        $this->allowedFailures = array(
+            'http',         // [1. routeros (15%); 2. groovy (15%)]
+            'java',         // [1. angelscript (22%); 2. scala (22%)]
+            'shell',        // [1. vhdl (9%); 2. elixir (9%)]
+            'plaintext',    // [1. asciidoc (10%); 2. properties (4%)]
+            'coffeescript', // [1. livescript (26%); 2. coffeescript (26%)]
+            'handlebars',   // [1. htmlbars (12%); 2. handlebars (12%)]
+            'n1ql',         // [1. sql (26%); 2. n1ql (26%)]
+            'sml',          // [1. sml (18%); 2. coq (18%)]
+            'purebasic',    // [1. reasonml (29%); 2. purebasic (29%)]
+            'fortran',      // [1. irpf90 (40%); 2. fortran (40%)]
+        );
+    }
+
+    public static function detectableLanguagesProvider()
+    {
+        $testData = array();
+
+        $languages = new Finder();
+        $languages
+            ->in(__DIR__ . '/detect/')
+            ->sortByName()
+            ->files()
+        ;
+
+        foreach ($languages as $language) {
+            $testData[] = array($language->getRelativePath(), $language->getContents());
+        }
+
+        return $testData;
+    }
+
+    /**
+     * @dataProvider detectableLanguagesProvider
+     */
+    public function testAutomaticDetection($language, $raw)
+    {
+        $hl = new Highlighter();
+        $hl->setAutodetectLanguages($hl->listLanguages());
+
+        $actual = $hl->highlightAuto($raw);
+
+        $errMessage = sprintf(
+            "Expected language: %s; [1. %s (%d%%); 2. %s (%d%%)]",
+            $language,
+            $actual->language,
+            $actual->relevance,
+            $actual->secondBest->language,
+            $actual->secondBest->relevance
+        );
+
+        if (in_array($language, $this->allowedFailures)) {
+            $this->markTestSkipped("The '$language' auto-detection test is known to fail: $errMessage");
+        }
+
+        $this->assertEquals($language, $actual->language, $errMessage);
+    }
+}