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Contents
require 'test_helper'
module Vedeu
describe Viewport do
let(:interface) {
Interface.new({
name: 'fluorine',
geometry: {
width: 30,
height: 2,
},
lines: [
{
streams: [{
text: 'Something interesting ',
},{
text: 'on this line ',
},{
text: 'would be cool, eh?'
}]
}, {
streams: [{
text: 'Maybe a lyric, a little ditty ',
},{
text: 'to help you unwind.',
}]
}
]
})
}
describe '#initialize' do
it 'returns an instance of itself' do
Viewport.new(interface).must_be_instance_of(Viewport)
end
end
describe '.show' do
it 'returns an Array' do
Viewport.show(interface).must_be_instance_of(Array)
end
context 'when there is no content' do
before { interface.stubs(:content).returns([]) }
it 'returns an empty collection' do
Viewport.show(interface).must_equal([])
end
end
context 'when there is content, it returns only the visible content ' \
'determined by the geometry of the interface and the current ' \
'offset stored' do
it 'returns a collection of lines, each a collection of characters' do
Viewport.show(interface).must_equal(
[
['S', 'o', 'm', 'e', 't', 'h', 'i', 'n', 'g', ' ', 'i', 'n', 't', 'e', 'r', 'e', 's', 't', 'i', 'n', 'g', ' ', 'o', 'n', ' ', 't', 'h', 'i', 's', ' '],
['M', 'a', 'y', 'b', 'e', ' ', 'a', ' ', 'l', 'y', 'r', 'i', 'c', ',', ' ', 'a', ' ', 'l', 'i', 't', 't', 'l', 'e', ' ', 'd', 'i', 't', 't', 'y', ' ']
]
)
end
end
end
end # Viewport
end # Vedeu
Version data entries
7 entries across 7 versions & 1 rubygems