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#! /usr/bin/env ruby -S rspec
require 'spec_helper'
describe "the delete_at function" do
let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
it "should exist" do
Puppet::Parser::Functions.function("delete_at").should == "function_delete_at"
end
it "should raise a ParseError if there is less than 1 arguments" do
lambda { scope.function_delete_at([]) }.should( raise_error(Puppet::ParseError))
end
it "should delete an item at specified location from an array" do
result = scope.function_delete_at([['a','b','c'],1])
result.should(eq(['a','c']))
end
it "should not change origin array passed as argument" do
origin_array = ['a','b','c','d']
result = scope.function_delete_at([origin_array, 1])
origin_array.should(eq(['a','b','c','d']))
end
end
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