[gtk-doc] tests: add a syntax check for gtkdoc-depscan

[Stefan Kost <stefkost src gnome org>]

commit b4c3c50dae104dfaf902a38b69a72b1362f43d89
Author: Stefan Sauer <ensonic users sf net>
Date:   Fri May 15 23:15:33 2015 +0200

    tests: add a syntax check for gtkdoc-depscan

 tests/tools.sh.in |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/tests/tools.sh.in b/tests/tools.sh.in
index d331f52..a114a42 100644
--- a/tests/tools.sh.in
+++ b/tests/tools.sh.in
@@ -32,6 +32,13 @@ for file in $ABS_TOP_SRCDIR/*.xsl; do
   tested=`expr $tested + 1`
 done
 
+
+# test python scripts
+ PYTHON@ -m py_compile `which gtkdoc-depscan`
+if test $? != 0 ; then failed=`expr $failed + 1`; fi
+tested=`expr $tested + 1`
+
+
 # summary
 successes=`expr $tested - $failed`