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Contents
require 'spec_helper'
module WLang
class Scope
describe ObjectScope do
it 'implements fetch through [] if a Hash' do
scope = Scope.coerce(:who => "World")
scope.fetch(:who).should eq("World")
end
it 'supports any obj that responds to :has_key?' do
subj = Object.new.tap{|x|
def x.has_key?(k); true; end
def x.[](k); "World"; end
}
scope = Scope.coerce(subj)
scope.fetch(:who).should eq("World")
end
it 'falls back to send' do
subj = Struct.new(:who).new("World")
scope = Scope.coerce(subj)
scope.fetch(:who).should eq("World")
end
it 'delegates fetch to its parent when not found' do
scope = Scope.coerce({:who => "World"}).push(12)
scope.fetch(:who).should eq("World")
end
it 'fetches `self` correctly' do
scope = Scope.coerce(12)
scope.fetch(:self).should eq(12)
end
end # describe ObjectScope
end # class Scope
end # module WLang
Version data entries
12 entries across 12 versions & 1 rubygems