puppetlabs-stdlib/spec/unit/puppet/parser/functions/values_at_spec.rb
Ken Barber 1b73a66fc6 * Moved kwalify to puppetlabs-kwalify project
* Re-arranged tests in line with puppetlabs-stdlib
2011-08-05 08:46:38 +01:00

45 lines
1.4 KiB
Ruby

#!/usr/bin/env rspec
require 'spec_helper'
describe "the values_at function" do
before :all do
Puppet::Parser::Functions.autoloader.loadall
end
before :each do
@scope = Puppet::Parser::Scope.new
end
it "should exist" do
Puppet::Parser::Functions.function("values_at").should == "function_values_at"
end
it "should raise a ParseError if there is less than 1 arguments" do
lambda { @scope.function_values_at([]) }.should( raise_error(Puppet::ParseError))
end
it "should raise a ParseError if you try to use a range where stop is greater then start" do
lambda { @scope.function_values_at([['a','b'],["3-1"]]) }.should( raise_error(Puppet::ParseError))
end
it "should return a value at from an array" do
result = @scope.function_values_at([['a','b','c'],"1"])
result.should(eq(['b']))
end
it "should return a value at from an array when passed a range" do
result = @scope.function_values_at([['a','b','c'],"0-1"])
result.should(eq(['a','b']))
end
it "should return chosen values from an array when passed number of indexes" do
result = @scope.function_values_at([['a','b','c'],["0","2"]])
result.should(eq(['a','c']))
end
it "should return chosen values from an array when passed ranges and multiple indexes" do
result = @scope.function_values_at([['a','b','c','d','e','f','g'],["0","2","4-5"]])
result.should(eq(['a','c','e','f']))
end
end