uh-wm/spec/uh/wm/manager_spec.rb
2015-04-15 09:31:32 +00:00

120 lines
3.6 KiB
Ruby

module Uh
module WM
RSpec.describe Manager do
let(:events) { Dispatcher.new }
let(:display) { Display.new }
subject(:manager) { described_class.new events, display }
it 'has a new display' do
expect(manager.display).to be_a Display
end
describe '#connect', :xvfb do
let(:block) { proc { } }
it 'opens the display' do
expect(manager.display).to receive(:open).and_call_original
manager.connect
end
it 'emits :connecting event with the display' do
events.on :connecting, &block
expect(block).to receive(:call) do |*args|
expect(args).to eq [display]
end
manager.connect
end
it 'emits :connected event with the display' do
events.on :connected, &block
expect(block).to receive(:call) do |*args|
expect(args).to eq [display]
end
manager.connect
end
context 'when connection fails' do
before { allow(display).to receive(:open) { fail } }
it 'does not emit :connected event' do
events.on :connected, &block
expect(block).not_to receive :call
manager.connect rescue nil
end
end
end
describe '#grab_key' do
it 'grabs given key on the display' do
expect(manager.display)
.to receive(:grab_key).with('f', KEY_MODIFIERS[:mod1])
manager.grab_key :f
end
context 'when a modifier is given' do
it 'grabs the key with given modifier' do
expect(manager.display)
.to receive(:grab_key)
.with('f', KEY_MODIFIERS[:mod1] | KEY_MODIFIERS[:shift])
manager.grab_key :f, :shift
end
end
end
describe '#handle_pending_events' do
let(:event) { double 'event' }
context 'when an event is pending on display' do
before do
allow(display).to receive(:pending?).and_return true, false
allow(display).to receive(:next_event) { event }
end
it 'handles the event' do
expect(manager).to receive(:handle).with(event).once
manager.handle_pending_events
end
end
context 'when multiple events are pending on display' do
before do
allow(display).to receive(:pending?).and_return true, true, false
allow(display).to receive(:next_event) { event }
end
it 'handles all pending events' do
expect(manager).to receive(:handle).with(event).twice
manager.handle_pending_events
end
end
end
describe '#handle' do
context 'when key_press event is given' do
let(:mod_mask) { KEY_MODIFIERS[:mod1] }
let(:event) do
double 'event',
type: :key_press,
key: 'f',
modifier_mask: mod_mask
end
it 'emits :key event with the corresponding key' do
events.on(:key, :f) { throw :key_press_code }
expect { manager.handle event }.to throw_symbol :key_press_code
end
context 'whith shift key modifier' do
let(:mod_mask) { KEY_MODIFIERS[:mod1] | KEY_MODIFIERS[:shift] }
it 'emits :key event with the corresponding key and :shift' do
events.on(:key, :f, :shift) { throw :key_press_code }
expect { manager.handle event }.to throw_symbol :key_press_code
end
end
end
end
end
end
end