require 'aruba/rspec'

IFILE_PATH = 'installfile'

def run_simulate(extra = '')
    run_command 'hscript-simulate ' + IFILE_PATH + extra
end

def use_fixture(fixture)
    copy '%/' + fixture, IFILE_PATH
end

RSpec.describe 'HorizonScript Simulator', :type => :aruba do
    context "argument passing" do
        it "requires an installfile to be specified" do
            run_command 'hscript-simulate'
            expect(last_command_started).to have_output(/usage/)
        end
        it "supports Strict Mode" do
            run_command 'hscript-simulate foo -s'
            expect(last_command_started).to_not have_output(/usage/)
        end
        it "doesn't output ANSI colours when instructed not to" do
            run_command 'hscript-simulate foo -n'
            expect(last_command_started).to_not have_output(/\033/)
        end
        it "doesn't output ANSI colours when redirected" do
            run_command 'hscript-simulate foo 2>/dev/null'
            expect(last_command_started).to_not have_output(/\033/)
        end
        it "outputs the hashbang when redirected" do
            run_command 'hscript-simulate foo'
            expect(last_command_started.stdout).to start_with("#!/bin/sh")
        end
    end
    context "simulating 'mount' flags" do
        it "mounts directories in tree order" do
            use_fixture '0057-many-mounts.installfile'
            run_simulate
            expect(last_command_started.stdout).to include("
mount /dev/sda1 /target/
mount /dev/gwyn/home /target/home
mount /dev/sda2 /target/usr
mount /dev/gwyn/source /target/usr/src")
        end
    end
end