require 'test/unit' require 'rake' ###################################################################### class Rake::TestTaskArguments < Test::Unit::TestCase def setup @backup = ENV.to_hash ENV.clear end def teardown ENV.clear @backup.each {|k, v| ENV[k] = v } end def test_empty_arg_list_is_empty ta = Rake::TaskArguments.new([], []) assert_equal({}, ta.to_hash) end def test_multiple_values_in_args ta = Rake::TaskArguments.new([:a, :b, :c], [:one, :two, :three]) assert_equal({:a => :one, :b => :two, :c => :three}, ta.to_hash) end def test_to_s ta = Rake::TaskArguments.new([:a, :b, :c], [1, 2, 3]) assert_equal ta.to_hash.inspect, ta.to_s assert_equal ta.to_hash.inspect, ta.inspect end def test_enumerable_behavior ta = Rake::TaskArguments.new([:a, :b, :c], [1, 2 ,3]) assert_equal [10, 20, 30], ta.collect { |k,v| v * 10 }.sort end def test_named_args ta = Rake::TaskArguments.new(["aa", "bb"], [1, 2]) assert_equal 1, ta.aa assert_equal 1, ta[:aa] assert_equal 1, ta["aa"] assert_equal 2, ta.bb assert_nil ta.cc end def test_args_knows_its_names ta = Rake::TaskArguments.new(["aa", "bb"], [1, 2]) assert_equal ["aa", "bb"], ta.names end def test_extra_names_are_nil ta = Rake::TaskArguments.new(["aa", "bb", "cc"], [1, 2]) assert_nil ta.cc end def test_args_can_reference_env_values ta = Rake::TaskArguments.new(["aa"], [1]) ENV['rev'] = "1.2" ENV['VER'] = "2.3" assert_equal "1.2", ta.rev assert_equal "2.3", ta.ver end def test_creating_new_argument_scopes parent = Rake::TaskArguments.new(['p'], [1]) child = parent.new_scope(['c', 'p']) assert_equal({:p=>1}, child.to_hash) assert_equal 1, child.p assert_equal 1, child["p"] assert_equal 1, child[:p] assert_nil child.c end def test_child_hides_parent_arg_names parent = Rake::TaskArguments.new(['aa'], [1]) child = Rake::TaskArguments.new(['aa'], [2], parent) assert_equal 2, child.aa end def test_default_arguments_values_can_be_merged ta = Rake::TaskArguments.new(["aa", "bb"], [nil, "original_val"]) ta.with_defaults({ :aa => 'default_val' }) assert_equal 'default_val', ta[:aa] assert_equal 'original_val', ta[:bb] end def test_default_arguements_that_dont_match_names_are_ignored ta = Rake::TaskArguments.new(["aa", "bb"], [nil, "original_val"]) ta.with_defaults({ "cc" => "default_val" }) assert_nil ta[:cc] end end