brew/Library/Homebrew/test/test_options.rb

106 lines
2.5 KiB
Ruby

require 'testing_env'
require 'options'
class OptionTests < Homebrew::TestCase
def setup
@option = Option.new("foo")
end
def test_to_s
assert_equal "--foo", @option.to_s
end
def test_equality
foo = Option.new("foo")
bar = Option.new("bar")
assert_equal foo, @option
refute_equal bar, @option
assert_eql @option, foo
refute_eql @option, bar
end
def test_description
assert_empty @option.description
assert_equal "foo", Option.new("foo", "foo").description
end
end
class OptionsTests < Homebrew::TestCase
def setup
@options = Options.new
end
def test_no_duplicate_options
@options << Option.new("foo")
@options << Option.new("foo")
assert_includes @options, "--foo"
assert_equal 1, @options.count
end
def test_preserves_existing_member_when_pushing_duplicate
a = Option.new("foo", "bar")
b = Option.new("foo", "qux")
@options << a << b
assert_equal 1, @options.count
assert_same a, @options.first
assert_equal a.description, @options.first.description
end
def test_include
@options << Option.new("foo")
assert_includes @options, "--foo"
assert_includes @options, "foo"
assert_includes @options, Option.new("foo")
end
def test_union_returns_options
assert_instance_of Options, @options + Options.new
end
def test_difference_returns_options
assert_instance_of Options, @options - Options.new
end
def test_shovel_returns_self
assert_same @options, @options << Option.new("foo")
end
def test_as_flags
@options << Option.new("foo")
assert_equal %w{--foo}, @options.as_flags
end
def test_to_a
option = Option.new("foo")
@options << option
assert_equal [option], @options.to_a
end
def test_to_ary
option = Option.new("foo")
@options << option
assert_equal [option], @options.to_ary
end
def test_intersection
foo, bar, baz = %w{foo bar baz}.map { |o| Option.new(o) }
options = Options.new << foo << bar
@options << foo << baz
assert_equal [foo], (@options & options).to_a
end
def test_set_union
foo, bar, baz = %w{foo bar baz}.map { |o| Option.new(o) }
options = Options.new << foo << bar
@options << foo << baz
assert_equal [foo, bar, baz].sort, (@options | options).sort
end
def test_create_with_array
array = %w{--foo --bar}
option1 = Option.new("foo")
option2 = Option.new("bar")
assert_equal [option1, option2].sort, Options.create(array).sort
end
end