RxLua/tests/flatten.lua
2015-09-05 15:59:41 -07:00

16 lines
559 B
Lua

describe('flatten', function()
it('produces an error if its parent errors', function()
local observable = Rx.Observable.fromValue(''):map(function(x) return x() end)
expect(observable.subscribe).to.fail()
expect(observable:flatten().subscribe).to.fail()
end)
it('produces all values produced by the observables produced by its parent', function()
local observable = Rx.Observable.fromRange(3):map(function(i)
return Rx.Observable.fromRange(i, 3)
end):flatten()
expect(observable).to.produce(1, 2, 3, 2, 3, 3)
end)
end)