awesome/spec/gears/object_spec.lua

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---------------------------------------------------------------------------
-- @author Uli Schlachter
-- @copyright 2014 Uli Schlachter
---------------------------------------------------------------------------
local object = require("gears.object")
describe("gears.object", function()
local obj
before_each(function()
obj = object()
obj:add_signal("signal")
end)
it("connect non-existent signal", function()
assert.has.errors(function()
obj:connect_signal("foo", function() end)
end)
end)
it("disconnect non-existent signal", function()
assert.has.errors(function()
obj:disconnect_signal("foo", function() end)
end)
end)
it("emitting non-existent signal", function()
assert.has.errors(function()
obj:emit_signal("foo")
end)
end)
it("connecting and emitting signal", function()
local called = false
obj:connect_signal("signal", function()
called = true
end)
obj:emit_signal("signal")
assert.is_true(called)
end)
it("connecting, disconnecting and emitting signal", function()
local called = false
local function cb()
called = true
end
obj:connect_signal("signal", cb)
obj:disconnect_signal("signal", cb)
obj:emit_signal("signal")
assert.is_false(called)
end)
it("arguments to signal", function()
obj:connect_signal("signal", function(arg1, arg2)
assert.is.equal(obj, arg1)
assert.is.same(42, arg2)
end)
obj:emit_signal("signal", 42)
end)
end)
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