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htmlpurifier-4.10.0/tests/HTMLPurifier/ComplexHarness.php

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+<?php
+
+/**
+ * General-purpose test-harness that makes testing functions that require
+ * configuration and context objects easier when those two parameters are
+ * meaningless.  See HTMLPurifier_ChildDefTest for a good example of usage.
+ */
+class HTMLPurifier_ComplexHarness extends HTMLPurifier_Harness
+{
+
+    /**
+     * Instance of the object that will execute the method.
+     * @type object
+     */
+    protected $obj;
+
+    /**
+     * Name of the function to be executed.
+     * @type string
+     */
+    protected $func;
+
+    /**
+     * Whether or not the method deals in tokens.
+     * If set to true, assertResult()
+     * will transparently convert HTML to and back from tokens.
+     * @type bool
+     */
+    protected $to_tokens = false;
+
+    /**
+     * Whether or not the method deals in a node list.
+     * If set to true, assertResult() will transparently convert HTML
+     * to and back from node.
+     * @type bool
+     */
+    protected $to_node_list = false;
+
+    /**
+     * Whether or not to convert tokens back into HTML before performing
+     * equality check, has no effect on bools.
+     * @type bool
+     */
+    protected $to_html = false;
+
+    /**
+     * Instance of an HTMLPurifier_Lexer implementation.
+     * @type HTMLPurifier_Lexer
+     */
+    protected $lexer;
+
+    public function __construct()
+    {
+        $this->lexer     = new HTMLPurifier_Lexer_DirectLex();
+        parent::__construct();
+    }
+
+    /**
+     * Asserts a specific result from a one parameter + config/context function
+     * @param string $input Input parameter
+     * @param bool|string $expect Expectation
+     */
+    protected function assertResult($input, $expect = true)
+    {
+        // $func may cause $input to change, so "clone" another copy
+        // to sacrifice
+        if ($this->to_node_list && is_string($input)) {
+            $input = HTMLPurifier_Arborize::arborize($this->tokenize($temp = $input), $this->config, $this->context)->children;
+            $input_c = HTMLPurifier_Arborize::arborize($this->tokenize($temp), $this->config, $this->context)->children;
+        } elseif ($this->to_tokens && is_string($input)) {
+            $input   = $this->tokenize($temp = $input);
+            $input_c = $this->tokenize($temp);
+        } else {
+            $input_c = $input;
+        }
+
+        // call the function
+        $func = $this->func;
+        $result = $this->obj->$func($input_c, $this->config, $this->context);
+
+        // test a bool result
+        if (is_bool($result)) {
+            $this->assertIdentical($expect, $result);
+            return;
+        } elseif (is_bool($expect)) {
+            $expect = $input;
+        }
+
+        if ($this->to_html) {
+            if ($this->to_node_list) {
+                $result = $this->generateTokens($result);
+                if (is_array($expect) && !empty($expect) && $expect[0] instanceof HTMLPurifier_Node) {
+                    $expect = $this->generateTokens($expect);
+                }
+            }
+            $result = $this->generate($result);
+            if (is_array($expect)) {
+                $expect = $this->generate($expect);
+            }
+        }
+        $this->assertIdentical($expect, $result);
+
+        if ($expect !== $result) {
+            echo '<pre>' . var_dump($result) . '</pre>';
+        }
+
+    }
+
+    /**
+     * Tokenize HTML into tokens, uses member variables for common variables
+     */
+    protected function tokenize($html)
+    {
+        return $this->lexer->tokenizeHTML($html, $this->config, $this->context);
+    }
+
+    /**
+     * Generate textual HTML from tokens
+     */
+    protected function generate($tokens)
+    {
+        $generator = new HTMLPurifier_Generator($this->config, $this->context);
+        return $generator->generateFromTokens($tokens);
+    }
+
+    /**
+     * Generate tokens from node list
+     */
+    protected function generateTokens($children)
+    {
+        $dummy = new HTMLPurifier_Node_Element("dummy");
+        $dummy->children = $children;
+        return HTMLPurifier_Arborize::flatten($dummy, $this->context, $this->config);
+    }
+
+}
+
+// vim: et sw=4 sts=4