expressions: Fix dependency on current year in tests.

The tests for expressions broke on Jan 1, 2013 because the default epoch
depends on the current year.  This commit fixes the tests by setting a
fixed epoch for dates.

Reported by John Darrington.

diff --git a/tests/language/expressions/evaluate.at b/tests/language/expressions/evaluate.at
index 4512458afcee36b3b8ddc08e4d487d950a0d6c7a..cd514fef93d2455272318b94f78bc311447ed6b3 100644 (file)
--- a/tests/language/expressions/evaluate.at
+++ b/tests/language/expressions/evaluate.at
@@ -3,12 +3,13 @@ m4_define([CHECK_EXPR_EVAL],
    AT_DATA([evaluate.sps],
      [set mxwarn 1000.
 set mxerr 1000.
+set epoch 1940.
 m4_foreach([check], [m4_shift($@)],
                  [DEBUG EVALUATE NOOPT m4_argn(4, check)/[]m4_car(check).
 DEBUG EVALUATE m4_argn(4, check)/[]m4_car(check).
 ])])
    AT_CAPTURE_FILE([evaluate.sps])
-   m4_pushdef([i], [2])
+   m4_pushdef([i], [3])
    AT_CHECK([pspp --testing-mode --error-file=- --no-output evaluate.sps], 
      [m4_if(m4_bregexp([m4_foreach([check], [m4_shift($@)], [m4_argn(3, check)])], [error:]), [-1], [0], [1])], 
      [stdout])