1 files changed, 100 insertions, 0 deletions
diff --git a/plugins/Minify/extlib/minify/min_unit_tests/test_environment.php b/plugins/Minify/extlib/minify/min_unit_tests/test_environment.php
new file mode 100644
index 000000000..f80156905
--- /dev/null
+++ b/plugins/Minify/extlib/minify/min_unit_tests/test_environment.php
@@ -0,0 +1,100 @@
+<?php
+
+if (__FILE__ === realpath($_SERVER['SCRIPT_FILENAME'])) {
+    // called directly
+    if (isset($_GET['getOutputCompression'])) {
+        echo (int)ini_get('zlib.output_compression');
+        exit();
+    }
+    if (isset($_GET['hello'])) {
+        // try to disable (may not work)
+        ini_set('zlib.output_compression', '0');
+        echo 'World!';
+        exit();
+    }
+}
+
+require_once '_inc.php';
+
+function test_environment()
+{
+    global $thisDir;
+
+    // check DOCROOT
+    $noSlash = assertTrue(
+        0 === preg_match('@[\\\\/]$@', $_SERVER['DOCUMENT_ROOT'])
+        ,'environment : DOCUMENT_ROOT should not end in trailing slash'
+    );
+    $isRealPath = assertTrue(false !== realpath($_SERVER['DOCUMENT_ROOT'])
+        ,'environment : DOCUMENT_ROOT should pass realpath()'
+    );
+    $containsThisFile = assertTrue(
+        0 === strpos(realpath(__FILE__), realpath($_SERVER['DOCUMENT_ROOT']))
+        ,'environment : DOCUMENT_ROOT should contain this test file'
+    );
+    if (! $noSlash || ! $isRealPath || ! $containsThisFile) {
+        echo "\nDOCUMENT_ROOT is set to: '{$_SERVER['DOCUMENT_ROOT']}'. If you "
+           . "cannot modify this, consider setting \$min_documentRoot in config.php\n\n";
+    }
+    if (isset($_SERVER['SUBDOMAIN_DOCUMENT_ROOT'])) {
+        echo "\n!NOTE: environment : \$_SERVER['SUBDOMAIN_DOCUMENT_ROOT'] is set. "
+           . "You may need to set \$min_documentRoot to this in config.php\n";
+    }
+    if (realpath(__FILE__) !== realpath($_SERVER['DOCUMENT_ROOT'] . '/min_unit_tests/test_environment.php')) {
+        echo "!NOTE: environment : /min_unit_tests/ is not directly inside DOCUMENT_ROOT\n";
+    }
+
+    $thisUrl = 'http://'
+        . $_SERVER['HTTP_HOST'] // avoid redirects when SERVER_NAME doesn't match
+        . ('80' === $_SERVER['SERVER_PORT'] ? '' : ":{$_SERVER['SERVER_PORT']}")
+        . dirname($_SERVER['REQUEST_URI']) 
+        . '/test_environment.php';
+    
+    $oc = @file_get_contents($thisUrl . '?getOutputCompression=1');
+    
+    if (false === $oc || ! preg_match('/^[01]$/', $oc)) {
+        echo "!WARN: environment : Local HTTP request failed. Testing cannot continue.\n";
+        return;
+    }
+    if ('1' === $oc) {
+        echo "!WARN: environment : zlib.output_compression is enabled in php.ini"
+           . " or .htaccess.\n";
+    }
+    
+    $fp = fopen($thisUrl . '?hello=1', 'r', false, stream_context_create(array(
+        'http' => array(
+            'method' => "GET",
+            'header' => "Accept-Encoding: deflate, gzip\r\n"
+        )
+    )));
+    
+    $meta = stream_get_meta_data($fp);
+    
+    $passed = true;
+    foreach ($meta['wrapper_data'] as $i => $header) {
+        if ((preg_match('@^Content-Length: (\\d+)$@i', $header, $m) && $m[1] !== '6')
+            || preg_match('@^Content-Encoding:@i', $header, $m)
+        ) {
+            $passed = false;
+            break;
+        }
+    }
+    if ($passed && stream_get_contents($fp) !== 'World!') {
+        $passed = false;
+    }
+    assertTrue(
+        $passed
+        ,'environment : PHP/server does not auto-HTTP-encode content'
+    );
+    fclose($fp);
+    
+    if (__FILE__ === realpath($_SERVER['SCRIPT_FILENAME'])) {
+        if (! $passed) {
+            echo "\nReturned content should be 6 bytes and not HTTP encoded.\n"
+               . "Headers returned by: {$thisUrl}?hello=1\n\n";
+            var_export($meta['wrapper_data']);
+        }
+    }
+}
+
+test_environment();