Contents

require "assert"
require 'scmd/command'

class CommandTests < Assert::Context
  desc "a command"
  setup do
    @success_cmd = Scmd::Command.new("echo hi")
    @failure_cmd = Scmd::Command.new("cd /path/that/does/not/exist")
  end
  subject { @success_cmd }

  should have_readers :cmd_str, :pid, :exitcode, :stdout, :stderr
  should have_instance_methods :run, :run!

  should "know and return its cmd string" do
    assert_equal "echo hi", subject.cmd_str
    assert_equal "echo hi", subject.to_s
  end

  should "default its result values" do
    assert_nil subject.pid
    assert_nil subject.exitcode
    assert_equal '', subject.stdout
    assert_equal '', subject.stderr
  end

  should "run the command and set appropriate result data" do
    @success_cmd.run

    assert_not_nil @success_cmd.pid
    assert_equal 0, @success_cmd.exitcode
    assert @success_cmd.success?
    assert_equal 'hi', @success_cmd.stdout
    assert_equal '', @success_cmd.stderr

    @failure_cmd.run

    assert_not_nil @failure_cmd.pid
    assert_not_equal 0, @failure_cmd.exitcode
    assert_not @failure_cmd.success?
    assert_equal '', @failure_cmd.stdout
    assert_not_equal '', @failure_cmd.stderr
  end

  should "raise an exception on `run!` and a non-zero exitcode" do
    assert_raises Scmd::Command::Failure do
      @failure_cmd.run!
    end
  end

  should "return itself on `run`, `run!`" do
    assert_equal @success_cmd, @success_cmd.run
    assert_equal @success_cmd, @success_cmd.run!
    assert_equal @failure_cmd, @failure_cmd.run
  end

end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
scmd-1.0.0	test/command_tests.rb
scmd-0.0.1	test/command_tests.rb