require "helper"
require "inspec/resource"
require "inspec/resources/packages"

describe "Inspec::Resources::Packages" do
  it "verify packages resource" do
    resource = MockLoader.new(:ubuntu).load_resource("packages", /^vim$/)
    _(resource.entries.length).must_equal 1
    _(resource.entries[0].to_h).must_equal({
      status: "installed",
      name: "vim",
      version: "7.4.1689-3ubuntu1.2",
      architecture: "amd64",
    })
  end

  it "package name matches with output (string)" do
    resource = MockLoader.new(:ubuntu).load_resource("packages", "xserver-xorg")
    _(resource.to_s).must_equal 'Packages /xserver\\-xorg/'
  end

  it "packages using where filters" do
    resource = MockLoader.new(:ubuntu).load_resource("packages", /.+root$/)
    _(resource.entries.length).must_equal 3
    _(resource.where { status != "installed" }.names).must_equal(%w{fakeroot libfakeroot})
    _(resource.where { version =~ /^0\.2.+/ }.entries[0].to_h).must_equal({
      status: "installed",
      name: "overlayroot",
      version: "0.27ubuntu1.2",
      architecture: "amd64",
    })
  end

  it "package name matches with output (regex)" do
    resource = MockLoader.new(:ubuntu).load_resource("packages", /vim/)
    _(resource.to_s).must_equal "Packages /vim/"
  end

  it "returns a list of packages with a wildcard" do
    resource = MockLoader.new(:ubuntu).load_resource("packages", /^xserver-xorg.*/)
    _(resource.statuses).must_equal ["installed"]
    _(resource.entries.length).must_equal 3
  end

  it "all packages on Ubuntu" do
    resource = MockLoader.new(:ubuntu).load_resource("packages", /.+/)
    _(resource.entries.length).must_equal 14
  end

  it "can find packages with same name but different architectures on Ubuntu" do
    resource = MockLoader.new(:ubuntu).load_resource("packages", /libc6/)
    _(resource.architectures).must_include "amd64"
    _(resource.architectures).must_include "i386"
  end

  it "can find packages with same name but different architectures on CentOS" do
    resource = MockLoader.new(:centos6).load_resource("packages", /libstdc/)
    _(resource.architectures).must_include "x86_64"
    _(resource.architectures).must_include "i686"
  end

  it "all packages on CentOS" do
    resource = MockLoader.new(:centos6).load_resource("packages", /.+/)
    _(resource.entries.length).must_equal 12
  end

  it "packages on CentOS" do
    resource = MockLoader.new(:centos6).load_resource("packages", /^chef\-.+/)
    _(resource.entries.length).must_equal 1
    _(resource.where { status == "installed" }.names).must_equal(["chef-compliance"])
    _(resource.entries[0].to_h).must_equal({
      status: "installed",
      name: "chef-compliance",
      version: "1.3.1-1.el6",
      architecture: "x86_64",
    })
  end

  it "packages on alpine" do
    resource = MockLoader.new(:alpine).load_resource("packages", /^http-parser$/)
    _(resource.entries.length).must_equal 1
    _(resource.entries[0].to_h).must_equal({
      status: "installed",
      name: "http-parser",
      version: "2.8.1",
      architecture: "x86_64",
    })
  end

  it "skips on non debian platforms" do
    resource = MockLoader.new(:hpux).load_resource("packages", "bash")
    _(resource.resource_exception_message).must_equal "The packages resource is not yet supported on OS hpux"
  end

  # rubocop:disable Style/BlockDelimiters
  it "fails if the packages name is not a string or regexp" do
    _ {
      resources = MockLoader.new(:ubuntu).load_resource("packages", %i{a b})
      resources.send(:entries, nil)
    }.must_raise(RuntimeError)
  end

end