Changes to m4/tests/builtins.at,v

[Eric Blake]

CVSROOT:        /sources/m4
Module name:    m4
Changes by:     Eric Blake <ericb>      07/07/22 22:53:35

Index: tests/builtins.at
===================================================================
RCS file: /sources/m4/m4/tests/builtins.at,v
retrieving revision 1.42
retrieving revision 1.43
diff -u -b -r1.42 -r1.43
--- tests/builtins.at   10 Jul 2007 20:48:10 -0000      1.42
+++ tests/builtins.at   22 Jul 2007 22:53:35 -0000      1.43
@@ -188,6 +188,42 @@
 hello world
 ]])
 
+dnl Test large diversions, which were broken in m4 1.4.8-1.4.10.
+AT_DATA([in.m4], [M4_ONE_MEG_DEFN[divert(`2')f`'dnl
+divert(`1')hello
+divert(`3')goodbye
+]])
+
+dnl Rather than open-code the 1 megabyte expected output, we reduce the
+dnl size of testsuite by constructing it.
+AT_DATA([expout], [[
+]])
+cat expout expout > expout2
+cat expout2 expout2 > expout
+cat expout expout > expout2
+cat expout2 expout2 > expout
+cat expout expout > expout2
+cat expout2 expout2 > expout
+cat expout expout > expout2
+cat expout2 expout2 > expout
+cat expout expout > expout2
+cat expout2 expout2 > expout
+cat expout expout > expout2
+cat expout2 expout2 > expout
+cat expout expout > expout2
+cat expout2 expout2 > expout
+cat expout expout > expout2
+cat expout2 expout2 > expout
+cat expout expout > expout2
+cat expout2 expout2 > expout
+cat expout expout > expout2 # 512 kilobytes
+echo hello > expout
+cat expout2 expout2 >> expout # 1 megabyte
+echo goodbye >> expout
+rm expout2
+
+AT_CHECK_M4([in.m4], [0], [expout])
+
 AT_CLEANUP