Promote warnings to Error in FileInfo extension

Author: Girgias

ext/fileinfo/fileinfo.c

@@ -376,8 +376,8 @@ static void _php_finfo_get_type(INTERNAL_FUNCTION_PARAMETERS, int mode, int mime
 				break;
 
 			default:
-				php_error_docref(NULL, E_WARNING, "Can only process string or stream arguments");
-				RETURN_FALSE;
+				zend_argument_type_error(2, "must be of type string|resource, %s given", zend_zval_type_name(what));
+				RETURN_THROWS();
 		}
 
 		magic = magic_open(MAGIC_MIME_TYPE);
@@ -439,14 +439,12 @@ static void _php_finfo_get_type(INTERNAL_FUNCTION_PARAMETERS, int mode, int mime
 			php_stream_wrapper *wrap;
 			php_stream_statbuf ssb;
 
-			if (buffer == NULL || !*buffer) {
-				php_error_docref(NULL, E_WARNING, "Empty filename or path");
-				RETVAL_FALSE;
+			if (buffer == NULL || buffer_len == 0) {
+				zend_argument_value_error(1, "cannot be empty");
 				goto clean;
 			}
 			if (CHECK_NULL_PATH(buffer, buffer_len)) {
-				php_error_docref(NULL, E_WARNING, "Invalid path");
-				RETVAL_FALSE;
+				zend_argument_type_error(1, "must not contain null bytes");
 				goto clean;
 			}
 
@@ -487,6 +485,9 @@ static void _php_finfo_get_type(INTERNAL_FUNCTION_PARAMETERS, int mode, int mime
 
 		default:
 			php_error_docref(NULL, E_WARNING, "Can only process string or stream arguments");
+			// TODO Not sure I understand this code flow completely
+			//zend_argument_type_error(2, "must be of type string|resource, %s given", zend_zval_type_name(group));
+			//goto clean;
 	}
 
 common:

ext/fileinfo/tests/finfo_file_001.phpt

@@ -6,22 +6,29 @@ finfo_file(): Testing file names
 <?php
 
 $fp = finfo_open();
-var_dump(finfo_file($fp, "\0"));
-var_dump(finfo_file($fp, ''));
-var_dump(finfo_file($fp, NULL));
+try {
+    var_dump(finfo_file($fp, "\0"));
+} catch (\TypeError $e) {
+    echo $e->getMessage() . \PHP_EOL;
+}
+try {
+    var_dump(finfo_file($fp, ''));
+} catch (\ValueError $e) {
+    echo $e->getMessage() . \PHP_EOL;
+}
+try {
+    var_dump(finfo_file($fp, NULL));
+} catch (\ValueError $e) {
+    echo $e->getMessage() . \PHP_EOL;
+}
 var_dump(finfo_file($fp, '.'));
 var_dump(finfo_file($fp, '&'));
 
 ?>
 --EXPECTF--
-Warning: finfo_file(): Empty filename or path in %s on line %d
-bool(false)
-
-Warning: finfo_file(): Empty filename or path in %s on line %d
-bool(false)
-
-Warning: finfo_file(): Empty filename or path in %s on line %d
-bool(false)
+finfo_file(): Argument #1 ($finfo) must not contain null bytes
+finfo_file(): Argument #1 ($finfo) cannot be empty
+finfo_file(): Argument #1 ($finfo) cannot be empty
 string(9) "directory"
 
 Warning: finfo_file(&): Failed to open stream: No such file or directory in %s on line %d

ext/fileinfo/tests/finfo_file_basic.phpt

@@ -13,14 +13,17 @@ echo "*** Testing finfo_file() : basic functionality ***\n";
 var_dump( finfo_file( $finfo, __FILE__) );
 var_dump( finfo_file( $finfo, __FILE__, FILEINFO_CONTINUE ) );
 var_dump( finfo_file( $finfo, $magicFile ) );
-var_dump( finfo_file( $finfo, $magicFile.chr(0).$magicFile) );
+
+try {
+    var_dump( finfo_file( $finfo, $magicFile.chr(0).$magicFile) );
+} catch (\TypeError $e) {
+    echo $e->getMessage() . \PHP_EOL;
+}
 
 ?>
---EXPECTF--
+--EXPECT--
 *** Testing finfo_file() : basic functionality ***
 string(28) "text/x-php; charset=us-ascii"
-string(%d) "PHP script, ASCII text%A"
+string(22) "PHP script, ASCII text"
 string(32) "text/plain; charset=unknown-8bit"
-
-Warning: finfo_file(): Invalid path in %s%efinfo_file_basic.php on line %d
-bool(false)
+finfo_file(): Argument #1 ($finfo) must not contain null bytes

ext/fileinfo/tests/mime_content_type_001.phpt

@@ -5,26 +5,47 @@ mime_content_type(): Testing wrong parameters
 --FILE--
 <?php
 
-mime_content_type(1);
-mime_content_type(NULL);
-mime_content_type(new stdclass);
-mime_content_type(array());
+try {
+    mime_content_type(1);
+} catch (\TypeError $e) {
+    echo $e->getMessage() . \PHP_EOL;
+}
+try {
+    mime_content_type(NULL);
+} catch (\TypeError $e) {
+    echo $e->getMessage() . \PHP_EOL;
+}
+try {
+    mime_content_type(new stdclass);
+} catch (\TypeError $e) {
+    echo $e->getMessage() . \PHP_EOL;
+}
+try {
+    mime_content_type(array());
+} catch (\TypeError $e) {
+    echo $e->getMessage() . \PHP_EOL;
+}
+
 mime_content_type('foo/inexistent');
-mime_content_type('');
-mime_content_type("\0");
+
+try {
+    mime_content_type('');
+} catch (\ValueError $e) {
+    echo $e->getMessage() . \PHP_EOL;
+}
+try {
+    mime_content_type("\0");
+} catch (\TypeError $e) {
+    echo $e->getMessage() . \PHP_EOL;
+}
 
 ?>
 --EXPECTF--
-Warning: mime_content_type(): Can only process string or stream arguments in %s on line %d
-
-Warning: mime_content_type(): Can only process string or stream arguments in %s on line %d
-
-Warning: mime_content_type(): Can only process string or stream arguments in %s on line %d
-
-Warning: mime_content_type(): Can only process string or stream arguments in %s on line %d
+mime_content_type(): Argument #2 must be of type string|resource, int given
+mime_content_type(): Argument #2 must be of type string|resource, null given
+mime_content_type(): Argument #2 must be of type string|resource, stdClass given
+mime_content_type(): Argument #2 must be of type string|resource, array given
 
 Warning: mime_content_type(foo/inexistent): Failed to open stream: No such file or directory in %s on line %d
-
-Warning: mime_content_type(): Empty filename or path in %s on line %d
-
-Warning: mime_content_type(): Empty filename or path in %s on line %d
+mime_content_type(): Argument #1 ($filename) cannot be empty
+mime_content_type(): Argument #1 ($filename) must not contain null bytes