Changes to m4/tests/modules.at,v

[Eric Blake]

CVSROOT:        /sources/m4
Module name:    m4
Changes by:     Eric Blake <ericb>      07/09/06 22:58:27

Index: tests/modules.at
===================================================================
RCS file: /sources/m4/m4/tests/modules.at,v
retrieving revision 1.26
retrieving revision 1.27
diff -u -b -r1.26 -r1.27
--- tests/modules.at    7 Aug 2007 03:15:32 -0000       1.26
+++ tests/modules.at    6 Sep 2007 22:58:27 -0000       1.27
@@ -487,3 +487,45 @@
 AT_CHECK_M4([-m load input.m4], [0])
 
 AT_CLEANUP
+
+
+## ------------------ ##
+## unload load module ##
+## ------------------ ##
+
+AT_SETUP([unload load module])
+AT_CHECK_DYNAMIC_MODULE
+
+dnl Ensure that the load module can be unloaded and reloaded (obviously,
+dnl it can't reload itself; the reload occurs on the command line).  Since
+dnl the module must be resident (after all, the `unload' builtin had better
+dnl not unmap the memory for the code it is currently executing), make sure
+dnl that resident modules are handled gracefully.
+AT_DATA([in1.m4], [[__load__ 1
+unload(`load') 2
+__load__ 3
+]])
+
+AT_DATA([in2.m4], [[__load__ 4
+load(`load') 5
+__load__ 6
+unload(`load') 7
+__load__ 8
+unload(`load') 9
+__load__ 10
+]])
+
+AT_CHECK_M4([-m load in1.m4 -m load in2.m4], [0],
+[[ 1
+ 2
+__load__ 3
+ 4
+ 5
+ 6
+ 7
+ 8
+ 9
+__load__ 10
+]])
+
+AT_CLEANUP