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Contents
require File.dirname(__FILE__) + '/../spec_helper'
require 'mspec/helpers/const_lookup'
CONST = 2
module ConstLookupSpecs
class A
class B
CONST = 1
end
class C; end
class D
def self.const_missing(const)
A::B::CONST
end
end
end
end
describe Kernel, "#const_lookup" do
it "returns the constant specified by 'A::B'" do
const_lookup("ConstLookupSpecs::A::B").should == ConstLookupSpecs::A::B
end
it "returns a regular constant specified without scoping" do
const_lookup("ConstLookupSpecs").should == ConstLookupSpecs
end
it "returns an explicit toplevel constant" do
const_lookup("::ConstLookupSpecs").should == ConstLookupSpecs
end
it "returns the constant from the proper scope" do
const_lookup("ConstLookupSpecs::A::B::CONST").should == 1
end
it "raises NameError if the constant is not contained within the module's scope" do
lambda {
const_lookup("ConstLookupSpecs::A::C::CONST")
}.should raise_error(NameError)
end
it "returns the value of #const_missing" do
const_lookup("ConstLookupSpecs::A::D::CONST").should == 1
end
end
Version data entries
24 entries across 24 versions & 1 rubygems