require "helper"
require "inspec/resource"
require "inspec/resources/passwd"

describe "Inspec::Resources::Passwd" do
  let(:passwd) { load_resource("passwd") }
  it "retrieve users via field" do
    _(passwd.users).must_equal %w{root www-data}
  end

  it "retrieve uids via field" do
    _(passwd.uids).must_equal %w{0 33}
  end

  it "retrieve gids via field" do
    _(passwd.gids).must_equal %w{0 133}
  end

  it "retrieve passwords via field" do
    _(passwd.passwords).must_equal %w{x x}
  end

  it "retrieve login-shells via field" do
    _(passwd.shells).must_equal %w{/bin/bash /bin/sh}
  end

  it "access all lines of the file" do
    _(passwd.lines).must_equal %w{root:x:0:0:root:/root:/bin/bash www-data:x:33:133:www-data:/var/www:/bin/sh}
  end

  it "access all params of the file" do
    _(passwd.params[1]).must_equal({ "user" => "www-data", "password" => "x", "uid" => "33", "gid" => "133", "desc" => "www-data", "home" => "/var/www", "shell" => "/bin/sh" })
  end

  describe "filter by uid == 0" do
    let(:child) { passwd.uids(0) }
    it "creates a new passwd instance" do
      _(child.content).must_equal "root:x:0:0:root:/root:/bin/bash"
    end

    it "prints a nice to_s string" do
      _(child.to_s).must_equal "/etc/passwd with uid == 0"
    end

    it "retrieves singular elements instead of arrays when filter has only one entry" do
      _(child.users).must_equal ["root"]
      _(child.entries.length).must_equal 1
    end
  end

  describe "filter via name =~ /^www/" do
    let(:child) { passwd.users(/^www/) }
    it "filters by user via name (regex)" do
      _(child.users).must_equal ["www-data"]
      _(child.entries.length).must_equal 1
    end

    it "prints a nice to_s string" do
      _(child.to_s).must_equal "/etc/passwd with user == /^www/"
    end
  end

  describe "where clause" do
    it "retrieves username via uids < x" do
      _(passwd.where { uid.to_i < 33 }.entries.length).must_equal 1
      _(passwd.where { uid.to_i < 34 }.entries.length).must_equal 2
    end

    it "retrieves username via uids <= x" do
      _(passwd.where { uid.to_i <= 32 }.entries.length).must_equal 1
      _(passwd.where { uid.to_i <= 33 }.entries.length).must_equal 2
    end

    it "retrieves username via uids > x" do
      _(passwd.where { uid.to_i > 0 }.entries.length).must_equal 1
      _(passwd.where { uid.to_i > -1 }.entries.length).must_equal 2
    end

    it "retrieves username via uids >= x" do
      _(passwd.where { uid.to_i >= 1 }.entries.length).must_equal 1
      _(passwd.where { uid.to_i >= 0 }.entries.length).must_equal 2
    end

    it "retrieves username via uids == x" do
      _(passwd.where { uid.to_i == 0 }.entries.length).must_equal 1
      _(passwd.where { uid.to_i == 1 }.entries.length).must_equal 0
    end

    it "retrieves username via uids != x" do
      _(passwd.where { uid.to_i != 0 }.entries.length).must_equal 1
      _(passwd.where { uid.to_i != 1 }.entries.length).must_equal 2
    end
  end
end