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Contents
require 'spec_helper'
module Alf
describe Heading do
describe "the class itself" do
let(:type){ Heading }
def Heading.exemplars
[
{},
{:a => String},
{:a => String, :b => Date}
].map{|x| Heading.coerce(x)}
end
it_should_behave_like 'A valid type implementation'
end
let(:h0){ Heading.new({}) }
let(:h1){ Heading.new(:name => String) }
let(:h2){ Heading.new(:name => String, :price => Float) }
it 'should be Enumerable' do
h2.map{|k,v| [k,v]}.to_set.should eq([[:name, String], [:price, Float]].to_set)
end
describe "[]" do
specify "it should mimic coerce" do
Heading[:name => String].should eq(h1)
Heading["name" => "String"].should eq(h1)
Heading[{}].should eq(h0)
Heading[[]].should eq(h0)
Heading[["name", "String"]].should eq(h1)
end
specify "should raise ArgumentError on error" do
lambda{ Heading[true] }.should raise_error(TypeError)
end
end # []
describe "EMPTY" do
subject{ Heading::EMPTY }
it{ should be_a(Heading) }
it_should_behave_like "A value"
end
describe "h0" do
subject{ h0 }
it { should == Heading::EMPTY }
it_should_behave_like "A value"
end
describe "h1" do
subject{ h1 }
it_should_behave_like "A value"
end
end
end
Version data entries
4 entries across 4 versions & 1 rubygems