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
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
#!/usr/bin/ruby
require File.dirname(__FILE__) + "/gruff_test_case"
class TestGruffPie < GruffTestCase
def setup
@datasets = [
[:Darren, [25]],
[:Chris, [80]],
[:Egbert, [22]],
[:Adam, [95]],
[:Bill, [90]],
["Frank", [5]],
["Zero", [0]],
]
end
def test_pie_graph
g = Gruff::Pie.new
g.title = "Visual Pie Graph Test"
@datasets.each do |data|
g.data(data[0], data[1])
end
# Default theme
g.write("test/output/pie_keynote.png")
end
def test_pie_graph_greyscale
g = Gruff::Pie.new
g.title = "Greyscale Pie Graph Test"
g.theme = Gruff::Themes::GREYSCALE
@datasets.each do |data|
g.data(data[0], data[1])
end
# Default theme
g.write("test/output/pie_grey.png")
end
def test_pie_graph_pastel
g = Gruff::Pie.new
g.theme = Gruff::Themes::PASTEL
g.title = "Pastel Pie Graph Test"
@datasets.each do |data|
g.data(data[0], data[1])
end
# Default theme
g.write("test/output/pie_pastel.png")
end
def test_pie_graph_small
g = Gruff::Pie.new(400)
g.title = "Visual Pie Graph Test Small"
@datasets.each do |data|
g.data(data[0], data[1])
end
# Default theme
g.write("test/output/pie_keynote_small.png")
end
def test_pie_graph_nearly_equal
g = Gruff::Pie.new
g.title = "Pie Graph Nearly Equal"
g.data(:Blake, [41])
g.data(:Aaron, [42])
# g.data(:Grouch, [40])
# g.data(:Snuffleupagus, [43])
g.write("test/output/pie_nearly_equal.png")
end
def test_pie_graph_equal
g = Gruff::Pie.new
g.title = "Pie Graph Equal"
g.data(:Bert, [41])
g.data(:Adam, [41])
g.write("test/output/pie_equal.png")
end
def test_pie_graph_zero
g = Gruff::Pie.new
g.title = "Pie Graph One Zero"
g.data(:Bert, [0])
g.data(:Adam, [1])
g.write("test/output/pie_zero.png")
end
def test_pie_graph_one_val
g = Gruff::Pie.new
g.title = "Pie Graph One Val"
g.data(:Bert, 53)
g.data(:Adam, 29)
g.write("test/output/pie_one_val.png")
end
def test_wide
g = setup_basic_graph('800x400')
g.title = "Wide Pie"
g.write("test/output/pie_wide.png")
end
def test_label_size
g = setup_basic_graph()
g.title = "Pie With Small Legend"
g.legend_font_size = 10
g.write("test/output/pie_legend.png")
g = setup_basic_graph(400)
g.title = "Small Pie With Small Legend"
g.legend_font_size = 10
g.write("test/output/pie_legend_small.png")
end
def test_tiny_simple_pie
@datasets = (1..5).map {|n| ['Auto', [rand(100)]]}
g = setup_basic_graph 200
g.hide_legend = true
g.hide_title = true
g.hide_line_numbers = true
g.marker_font_size = 40.0
g.minimum_value = 0.0
write_test_file g, "pie_simple.png"
end
protected
def setup_basic_graph(size=800)
g = Gruff::Pie.new(size)
g.title = "My Graph Title"
@datasets.each do |data|
g.data(data[0], data[1])
end
return g
end
end
|
