spec/unit/parser/functions/generate_spec.rb


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#! /usr/bin/env ruby

require File.dirname(__FILE__) + '/../../../spec_helper'

describe "the generate function" do

    before :each do
        @scope = Puppet::Parser::Scope.new()
    end

    it "should exist" do
        Puppet::Parser::Functions.function("generate").should == "function_generate"
    end

    it "should accept a fully-qualified path as a command" do
        command = File::SEPARATOR + "command"
        Puppet::Util.expects(:execute).with([command]).returns("yay")
        lambda { @scope.function_generate([command]) }.should_not raise_error(Puppet::ParseError)
    end

    it "should not accept a relative path as a command" do
        command = "command"
        lambda { @scope.function_generate([command]) }.should raise_error(Puppet::ParseError)
    end

    # Really not sure how to implement this test, just sure it needs
    # to be implemented.
    it "should not accept a command containing illegal characters"

    it "should not accept a command containing '..'" do
        command = File::SEPARATOR + "command#{File::SEPARATOR}..#{File::SEPARATOR}"
        lambda { @scope.function_generate([command]) }.should raise_error(Puppet::ParseError)
    end

    it "should execute the generate script with the correct working directory" do
        command = File::SEPARATOR + "command"
        Dir.expects(:chdir).with(File.dirname(command)).yields
        Puppet::Util.expects(:execute).with([command]).returns("yay")
        lambda { @scope.function_generate([command]) }.should_not raise_error(Puppet::ParseError)
    end
end