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Versions: 11
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Stored size: 1.16 KB
Contents
# -*- coding: utf-8 -*-
require 'spec_helper'
describe DXRubySDL::Color, 'カラーを変換するモジュール' do
describe '#to_sdl_color', 'DXRubyのカラー情報をSDLのカラー情報に変換する' do
subject { described_class.to_sdl_color(color) }
expected = [0, 125, 255]
context "引数が3つの要素の配列(#{expected.inspect})の場合" do
let(:color) { [0, 125, 255] }
it { should be(color) }
end
context "引数が4つの要素の配列で最初の3つが(#{expected.inspect})の場合" do
let(:color) { expected + [0] }
it { should eq(expected) }
end
end
describe '#to_sdl_alpha', 'カラー情報からアルファ値を抽出する' do
subject { described_class.to_sdl_alpha(color) }
context '引数が3つの要素の配列の場合' do
let(:color) { [0, 125, 255] }
it '常にnilを返す' do
should eq(nil)
end
end
[0, 125, 255].each do |expected|
context "引数が4つの要素の配列で最後の値が#{expected}の場合" do
let(:color) { [0, 125, 255, expected] }
it { should eq(expected) }
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems