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
|
require 'ruby2d'
RSpec.describe Ruby2D::Color do
describe '#is_valid?' do
it 'determines if a color string is valid' do
expect(Ruby2D::Color.is_valid? 'red').to eq true
expect(Ruby2D::Color.is_valid? 'balloons').to eq false
end
it 'determines if a color string is a valid hex value' do
expect(Ruby2D::Color.is_valid? '#c0c0c0').to eq true
expect(Ruby2D::Color.is_valid? '#00000').to eq false
expect(Ruby2D::Color.is_valid? '123456').to eq false
end
it 'determines if an array is a valid color' do
expect(Ruby2D::Color.is_valid? [1, 0, 0.0, 1.0]).to eq true
expect(Ruby2D::Color.is_valid? [1.0, 0, 0]).to eq false
end
it 'prevents color values that are out of range' do
expect(Ruby2D::Color.is_valid? [1.2, 0, 0, 0]).to eq false
expect(Ruby2D::Color.is_valid? [0, 0, -0.1, 0]).to eq false
expect(Ruby2D::Color.is_valid? [0, 0, 0, 2]).to eq false
end
end
describe '#new' do
it 'raises error on bad color' do
expect { Ruby2D::Color.new 42 }.to raise_error Ruby2D::Error
end
end
end
|
