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Contents
require 'spec_helper'
describe ChunkyPNG::Dimension do
subject { ChunkyPNG::Dimension.new(2, 3) }
it { should respond_to(:width) }
it { should respond_to(:height) }
describe '#area' do
it "should calculate the area correctly" do
subject.area.should == 6
end
end
end
describe 'ChunkyPNG.Dimension' do
subject { ChunkyPNG::Dimension.new(1, 2) }
it "should create a dimension from a 2-item array" do
ChunkyPNG::Dimension([1, 2]).should == subject
ChunkyPNG::Dimension(['1', '2']).should == subject
end
it "should create a dimension from a hash with x and y keys" do
ChunkyPNG::Dimension(:width => 1, :height => 2).should == subject
ChunkyPNG::Dimension('width' => '1', 'height' => '2').should == subject
end
it "should create a dimension from a point-like string" do
[
ChunkyPNG::Dimension('1,2'),
ChunkyPNG::Dimension('1 2'),
ChunkyPNG::Dimension('(1 , 2)'),
ChunkyPNG::Dimension("{1x2}"),
ChunkyPNG::Dimension("[1\t2}"),
].all? { |point| point == subject }
end
it "should create a dimension from an object that responds to width and height" do
mock_object = Struct.new(:width, :height).new(1, 2)
ChunkyPNG::Dimension(mock_object).should == subject
end
it "should raise an exception if the input is not understood" do
lambda { ChunkyPNG::Dimension(Object.new) }.should raise_error(ArgumentError)
lambda { ChunkyPNG::Dimension(1, 2, 3) }.should raise_error(ArgumentError)
end
end
Version data entries
7 entries across 6 versions & 3 rubygems