libxml++-5.0: fix ptests

The recipe inherits the ptest class, however installs no tests nor
run-ptest script.

This change rectifies this.

Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>

meta-oe/recipes-core/libxml/libxml++-5.0/run-ptest

@@ -0,0 +1,4 @@
+#!/bin/sh
+for t in `ls ./*_test`; do
+	$t && echo PASS: $t || echo FAIL: $t
+done

meta-oe/recipes-core/libxml/libxml++-5.0_5.0.1.bb

@@ -8,6 +8,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=7fbc338309ac38fefcd64b04bb903e34 "
 
 SHRT_VER = "${@d.getVar('PV').split('.')[0]}.${@d.getVar('PV').split('.')[1]}"
 SRC_URI = "${GNOME_MIRROR}/libxml++/${SHRT_VER}/libxml++-${PV}.tar.xz \
+           file://run-ptest \
 "
 SRC_URI[sha256sum] = "15c38307a964fa6199f4da6683a599eb7e63cc89198545b36349b87cf9aa0098"
 
@@ -16,5 +17,11 @@ DEPENDS = "libxml2 glibmm"
 
 inherit meson pkgconfig ptest
 
+do_install_ptest(){
+	for t in `ls ${B}/tests/*_test`; do
+		install $t ${D}${PTEST_PATH}/
+	done
+}
+
 FILES:${PN}-doc += "${datadir}/devhelp"
 FILES:${PN}-dev += "${libdir}/libxml++-${SHRT_VER}/include/libxml++config.h"