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Contents
#! /usr/bin/env ruby
require 'spec_helper'
describe "the fqdn_rand function" do
it "provides a random number strictly less than the given max" do
fqdn_rand(3).should satisfy {|n| n.to_i < 3 }
end
it "provides the same 'random' value on subsequent calls for the same host" do
fqdn_rand(3).should eql(fqdn_rand(3))
end
it "considers the same host and same extra arguments to have the same random sequence" do
first_random = fqdn_rand(3, :extra_identifier => [1, "same", "host"])
second_random = fqdn_rand(3, :extra_identifier => [1, "same", "host"])
first_random.should eql(second_random)
end
it "allows extra arguments to control the random value on a single host" do
first_random = fqdn_rand(10000, :extra_identifier => [1, "different", "host"])
second_different_random = fqdn_rand(10000, :extra_identifier => [2, "different", "host"])
first_random.should_not eql(second_different_random)
end
it "should return different sequences of value for different hosts" do
val1 = fqdn_rand(1000000000, :host => "first.host.com")
val2 = fqdn_rand(1000000000, :host => "second.host.com")
val1.should_not eql(val2)
end
def fqdn_rand(max, args = {})
host = args[:host] || '127.0.0.1'
extra = args[:extra_identifier] || []
scope = Puppet::Parser::Scope.new_for_test_harness('localhost')
scope.stubs(:[]).with("::fqdn").returns(host)
scope.function_fqdn_rand([max] + extra)
end
end
Version data entries
17 entries across 17 versions & 1 rubygems