source: downloads/boost_1_34_1/tools/build/v2/test/check-test-tools.jam @ 32

# Copyright 2001 Dave Abrahams 
# Distributed under the Boost Software License, Version 1.0. 
# (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) 

include recursive.jam ;
include assert-equal.jam ;

#####################################
# Test the testing tools right here #
#####################################

# This command always exits with a failure.
Jam-fail "EXIT error ;" ;

# This should fail to fail
Jam-fail
     "include recursive.jam ; Jam-fail \"# this innocuous Jamfile should fail to fail\" ;"
      ;

# the ECHO rule always has an empty result.
Jam-fail "include assert-equal.jam ; assert-equal fubar : ECHO checking that assertions fail ;"
    : "ASSERTION FAILURE"
    ;

local NOTHING = ;
assert-equal $(NOTHING) : ECHO checking that assertions succeed ;