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Contents
module Spec
class HaveHelper < ShouldBase
def initialize(target, expected=nil)
@target = target
@expected = expected == :no ? 0 : expected
@min = false
@max = false
end
def method_missing(sym, *args)
fail_with_message(build_message(sym)) unless as_specified?(sym)
end
def collection(sym)
@target.send(sym)
end
def actual_size(collection)
return collection.length if collection.respond_to? :length
return collection.size if collection.respond_to? :size
end
def build_message(sym)
message = "<#{@target.class.to_s}> should have"
message += " at least" if @min
message += " at most" if @max
message += " #{@expected} #{sym} (has #{actual_size(collection(sym))})"
end
def as_specified?(sym)
return actual_size(collection(sym)) >= @expected if @min
return actual_size(collection(sym)) <= @expected if @max
return actual_size(collection(sym)) == @expected
end
def at
self
end
def least(min)
@expected = min
@min = true
self
end
def most(max)
@expected = max
@max = true
self
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems