PHP: Add strings tests

tests/ctags/Makefile.am

@@ -221,6 +221,7 @@ test_sources = \
 	state_machine.v					\
 	static_array.c					\
 	stdcall.f						\
+	strings.php						\
 	strings.rb						\
 	structure.f						\
 	tabindent.py					\

tests/ctags/strings.php

@@ -0,0 +1,24 @@
+<?php
+
+$a = "hello";
+
+$b = 'hello';
+
+$c = "hello \"buddy\"";
+
+$d = 'hello \'buddy\'';
+
+$e = <<<EOS
+hello buddy
+EOS;
+
+$f = <<<'EOS'
+hello buddy
+EOS;
+
+$g = <<<"EOS"
+hello buddy
+EOS;
+
+# just to check we're correctly out of a string here
+$zzz_end = 42;

tests/ctags/strings.php.tags

@@ -0,0 +1,9 @@
+# format=tagmanager
+aÌ16384Ö0
+bÌ16384Ö0
+cÌ16384Ö0
+dÌ16384Ö0
+eÌ16384Ö0
+fÌ16384Ö0
+gÌ16384Ö0
+zzz_endÌ16384Ö0