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require 'stringio'
require 'test/unit'
require 'rdoc/ri/formatter'
require 'rdoc/markup/to_flow'
class TestRDocRIFormatter < Test::Unit::TestCase
def setup
@output = StringIO.new
@width = 78
@indent = ' '
@f = RDoc::RI::Formatter.new @output, @width, @indent
@markup = RDoc::Markup.new
@flow = RDoc::Markup::ToFlow.new
end
def test_blankline
@f.blankline
assert_equal "\n", @output.string
end
def test_bold_print
@f.bold_print 'a b c'
assert_equal 'a b c', @output.string
end
def test_break_to_newline
@f.break_to_newline
assert_equal '', @output.string
end
def test_conv_html
assert_equal '> < " &', @f.conv_html('> < " &')
end
def test_conv_markup
text = '<tt>a</tt> <code>b</code> <b>c</b> <em>d</em>'
expected = '+a+ +b+ *c* _d_'
assert_equal expected, @f.conv_markup(text)
end
def test_display_list_bullet
list = util_convert('* a b c').first
@f.display_list list
assert_equal " * a b c\n\n", @output.string
end
def test_display_list_unknown
list = util_convert('* a b c').first
list.instance_variable_set :@type, :UNKNOWN
e = assert_raise ArgumentError do
@f.display_list list
end
assert_equal 'unknown list type UNKNOWN', e.message
end
def test_draw_line
@f.draw_line
expected = '-' * @width + "\n"
assert_equal expected, @output.string
end
def test_draw_line_label
@f.draw_line 'label'
expected = '-' * (@width - 6) + " label\n"
assert_equal expected, @output.string
end
def test_draw_line_label_long
@f.draw_line 'a' * @width
expected = '-' * @width + "\n" + ('a' * @width) + "\n"
assert_equal expected, @output.string
end
def test_raw_print_line
@f.raw_print_line 'a b c'
assert_equal "a b c\n", @output.string
end
def test_wrap_empty
@f.wrap ''
assert_equal '', @output.string
end
def test_wrap_long
@f.wrap 'a ' * (@width / 2)
assert_equal " a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a\n a \n",
@output.string
end
def test_wrap_markup
@f.wrap 'a <tt>b</tt> c'
assert_equal " a +b+ c\n", @output.string
end
def test_wrap_nil
@f.wrap nil
assert_equal '', @output.string
end
def test_wrap_short
@f.wrap 'a b c'
assert_equal " a b c\n", @output.string
end
def util_convert(text)
@markup.convert text, @flow
end
end
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