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require 'spec_helper'
describe Parslet::Scope do
let(:scope) { described_class.new }
describe 'simple store/retrieve' do
before(:each) { scope[:foo] = :bar }
it "allows storing objects" do
scope[:obj] = 42
end
it "raises on access of empty slots" do
expect {
scope[:empty]
}.to raise_error(Parslet::Scope::NotFound)
end
it "allows retrieval of stored values" do
scope[:foo].should == :bar
end
end
describe 'scoping' do
before(:each) { scope[:depth] = 1 }
before(:each) { scope.push }
let(:depth) { scope[:depth] }
subject { depth }
it { should == 1 }
describe 'after a push' do
before(:each) { scope.push }
it { should == 1 }
describe 'and reassign' do
before(:each) { scope[:depth] = 2 }
it { should == 2 }
describe 'and a pop' do
before(:each) { scope.pop }
it { should == 1 }
end
end
end
end
end
|
