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#! /usr/bin/env ruby -S rspec
require 'spec_helper'
describe "the range function" do
let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
it "should exist" do
Puppet::Parser::Functions.function("range").should == "function_range"
end
it "should raise a ParseError if there is less than 1 arguments" do
lambda { scope.function_range([]) }.should( raise_error(Puppet::ParseError))
end
it "should return a letter range" do
result = scope.function_range(["a","d"])
result.should(eq(['a','b','c','d']))
end
it "should return a number range" do
result = scope.function_range(["1","4"])
result.should(eq([1,2,3,4]))
end
it "should work with padded hostname like strings" do
expected = ("host01".."host10").to_a
scope.function_range(["host01","host10"]).should eq expected
end
it "should coerce zero padded digits to integers" do
expected = (0..10).to_a
scope.function_range(["00", "10"]).should eq expected
end
end
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