swig/Examples/test-suite/ruby/swig_assert.rb
Gonzalo Garramuno 293750eaea Moved the GC_VALUE class over to rubystdcommon
so that it will only get added when STL is used.

Documented swig_assert interface.



git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@9731 626c5289-ae23-0410-ae9c-e8d60b6d4f22
2007-05-01 01:21:26 +00:00

104 lines
2.2 KiB
Ruby
Executable file

#!/usr/bin/env ruby
#
# A simple function to create useful asserts
#
# Author:: gga
# Copyright:: 2007
# License:: Ruby
#
#
# Exception raised when some swig binding test fails
#
class SwigRubyError < RuntimeError
end
#
# Asserts whether a and b are equal.
#
# scope - optional Binding where to run the code
# msg - optional additional message to print
#
def swig_assert_equal( a, b, scope = nil, msg = nil )
begin
check = "#{a} == #{b}"
if scope.kind_of? Binding
ok = eval(check.to_s, scope)
else
ok = eval(check.to_s)
msg = scope if !msg
end
rescue => e
raise
end
unless ok
raise SwigRubyError.new("FAILED CHECK: #{check} was #{eval(a)} #{msg}")
end
if $VERBOSE
$stdout.puts "\tPASSED #{check} #{msg}"
end
return ok
rescue => e
trace = e.backtrace[1..-1]
$stderr.puts "#{trace[0,1]}: #{e}"
if trace.size > 1
$stderr.puts "\tfrom #{trace[1..-1].join("\n\t ")}"
end
exit(1)
end
#
# Asserts whether an expression runs properly
#
# scope - optional Binding where to run the code
# msg - optional additional message to print
#
def swig_assert( expr, scope = nil, msg = nil )
begin
if scope.kind_of? Binding
eval(expr.to_s, scope)
else
eval(expr.to_s)
msg = scope if !msg
end
rescue => e
raise SwigRubyError.new("Wrong assert: #{expr.to_s} - #{e}")
end
if $VERBOSE
$stdout.puts "\tPASSED #{expr} #{msg}"
end
rescue => e
trace = e.backtrace[1..-1]
$stderr.puts "#{trace[0,1]}: #{e}"
if trace.size > 1
$stderr.puts "\tfrom #{trace[1..-1].join("\n\t ")}"
end
exit(1)
end
#
# Given a set of lines as text, runs each of them, asserting them.
# Lines that are of the form:
# a == b are run with swig_assert_equal
# others are run with swig_assert.
#
# scope - optional Binding where to run the code
# msg - optional additional message to print
#
def swig_assert_each_line( lines, scope = nil, msg = nil )
lines.split("\n").each do |line|
next if line.empty? or line =~ /^\s*#.*/
if line =~ /(.*)\s*==\s*(.*)/
swig_assert_equal($1, $2, scope, msg)
else
swig_assert(line, scope, msg)
end
end
end