module Knock
def ok(passed, desc=nil, errmsg=nil)
testing desc do
desc = (Thread.current[:knock_prefix] || []).join(" - ")
desc = " - " + desc unless desc.empty?
if passed
puts "ok#{desc}"
else
puts "not ok - %s%s" % [caller.find { |pos| pos !~ /\/knock/ }, desc]
puts "# #{errmsg}" if errmsg
end
end
passed
end
def testing(desc, &block)
(Thread.current[:knock_prefix] ||= []) << desc if desc
yield
rescue => e
ok false, "RAISED: #{e}"
puts "# " + e.backtrace.find_all { |pos| pos !~ /\/knock/ }.join("\n# ")
ensure
Thread.current[:knock_prefix].pop if desc
end
def is(a, b, desc=nil) ok a == b, desc end
def isnt(a, b, desc=nil) ok a != b, desc end
def like(a, b, desc=nil) ok a =~ b, desc end
def unlike(a, b, desc=nil) ok a !~ b, desc end
def pass(desc=nil) ok true, desc end
def fail(desc=nil) ok false, desc end
def can(obj, *methods)
desc = methods.pop if methods.last.kind_of? String
ok methods.all? { |m| obj.respond_to? m }, desc
end
def is_a(obj, klass, desc=nil)
ok obj.kind_of?(klass), desc
end
def expect(value, &block)
testing "expecting #{value.kind_of?(Class) && value <= Exception ?
"exception" : "value"} #{value.inspect}" do
begin
r = block.call
rescue Object => e
ok e.instance_of?(value)
else
ok r == value
end
end
end
def d(*obj)
obj.each { |o| puts o.inspect.gsub(/^/, '# ') }
end
end
