RxLua/tests/window.lua
2016-10-15 10:31:23 -07:00

17 lines
629 B
Lua

describe('window', function()
it('produces an error if its parent errors', function()
local observable = Rx.Observable.of(''):map(function(x) return x() end)
expect(observable.subscribe).to.fail()
expect(observable:window().subscribe).to.fail()
end)
it('fails if size is not specified', function()
expect(Rx.Observable.fromRange(5):window().subscribe).to.fail()
end)
it('produces a specified number of the most recent values', function()
expect(Rx.Observable.fromRange(3):window(2)).to.produce({{1, 2}, {2, 3}})
expect(Rx.Observable.fromRange(3):window(3)).to.produce({{1, 2, 3}})
end)
end)