Add Makefile with a test target for running the test suite (#147)

.gitignore

@@ -5,3 +5,11 @@ vendor
 *.tgz
 *.tar
 *.zip
+run-tests.php
+# Generated by `./run-tests.php` upon failure
+**/tests/**/*.diff
+**/tests/**/*.out*
+**/tests/**/*.php
+**/tests/**/*.exp
+**/tests/**/*.log
+**/tests/**/*.sh

Makefile

@@ -0,0 +1,7 @@
+.PHONY: test
+
+test: run-tests.php
+	php run-tests.php -P  -q --no-progress --offline --show-diff --show-slow 1000 --set-timeout 120 -g FAIL,BORK,LEAK,XLEAK tests/
+
+run-tests.php:
+	wget https://raw.githubusercontent.com/php/php-src/master/run-tests.php

README.md

@@ -12,6 +12,14 @@ which is used to convert the PHP Manual into different output formats.
 - DOM, libXML2, XMLReader and SQLite3.
 
 
+## Running the test suite
+
+Running the test suite uses the same test runner as the `php-src` repository.
+
+```shell
+$ make test
+```
+
 ## Rendering the PHP Documentation Sources
 
 To render the PHP documentation, you will need to clone the