hackthelobby/libcaca/ruby/t/tc_canvas.rb

61 lines
1.9 KiB
Ruby

require 'caca'
class TC_Canvas < MiniTest::Test
def setup
@c = Caca::Canvas.new(3, 3)
end
def test_create
c = Caca::Canvas.new(3, 3)
refute_nil(c, 'Canvas creation failed')
assert(c.width == 3 && c.height == 3, 'Wrong size for new canvas')
end
def test_width
@c.width = 42
assert_equal(42, @c.width, 'Failed to set width with =')
@c.set_width(24)
assert_equal(24, @c.width, 'Failed to set width')
end
def test_height
@c.height = 42
assert_equal(42, @c.height, 'Failed to set height with =')
@c.set_height(24)
assert_equal(24, @c.height, 'Failed to set height')
end
def test_size
@c.set_size(100,100)
assert(@c.width == 100 && @c.height == 100, 'Failed to set size')
end
def test_import
@c.import_from_memory("foo", "")
assert_equal("foo\r\n", @c.export_to_memory("irc"), "Import/Export failed")
@c.import_area_from_memory(0, 0, "p", "")
assert_equal("poo\r\n", @c.export_area_to_memory(0, 0, 3, 1, "irc"), "Import/Export of area failed")
end
def test_cursor
@c.gotoxy(1,1)
assert_equal(1, @c.wherex)
assert_equal(1, @c.wherey)
end
def test_clear
@c.put_char(1, 1, 64)
@c.clear
assert_equal("", @c.export_to_memory("irc").strip, "Failed to clear canvas")
end
def test_char
@c.put_char(1, 1, 42)
assert_equal(42, @c.get_char(1,1))
end
def test_render
c = Caca::Canvas.new(4,4)
c.put_str(0,0,"plop")
f = Caca::Font.new(Caca::Font.list[0])
refute_nil(c.render(f, c.width*f.width, c.height*f.height, c.width*f.width*4))
end
def test_fail_render
c = Caca::Canvas.new(4,4)
assert_raises(ArgumentError) {
c.render(nil, c.width, c.height, c.width*4)
}
end
end