1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
require 'test/unit'
$:.unshift(File.expand_path('../../lib',__FILE__))
require 'graphviz/utils/colors'
class TypesTest < Test::Unit::TestCase
def setup
@brown_txt = GraphViz::Utils::Colors.name("brown")
@brown_hsv = GraphViz::Utils::Colors.hsv(0.0, 0.745454545454545, 0.647058823529412)
@brown_rgb = GraphViz::Utils::Colors.rgb("a5", "2a", "2a")
end
def test_color
assert @brown_txt
assert @brown_hsv
assert @brown_rgb
end
def test_color_by_name
assert_equal "brown", @brown_txt.name
assert_equal "brown", @brown_hsv.name
assert_equal "brown", @brown_rgb.name
end
def test_color_by_rgb
assert_equal "a5", @brown_txt.r
assert_equal "2a", @brown_txt.g
assert_equal "2a", @brown_txt.b
assert_equal "#a52a2a", @brown_txt.rgba_string("#")
assert_equal "a5", @brown_hsv.r
assert_equal "2a", @brown_hsv.g
assert_equal "2a", @brown_hsv.b
assert_equal "#a52a2a", @brown_hsv.rgba_string("#")
assert_equal "a5", @brown_rgb.r
assert_equal "2a", @brown_rgb.g
assert_equal "2a", @brown_rgb.b
assert_equal "#a52a2a", @brown_rgb.rgba_string("#")
end
def test_color_by_hsv
assert_equal @brown_rgb.h, @brown_txt.h
assert_equal @brown_rgb.s, @brown_txt.s
assert_equal @brown_rgb.v, @brown_txt.v
assert_equal @brown_rgb.hsv_string, @brown_txt.hsv_string
assert_equal 0.0.to_s, @brown_hsv.h.to_s
assert_equal 0.745454545454545.to_s, @brown_hsv.s.to_s
assert_equal 0.647058823529412.to_s, @brown_hsv.v.to_s
assert_equal "0.0, 0.745454545454545, 0.647058823529412", @brown_hsv.hsv_string
end
end
|
