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util.async: Add ready() to check whether running in async context

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Matthew Wild 2018-03-22 07:46:23 +00:00
parent 1292d83c8c
commit b48a2409e7
2 changed files with 19 additions and 1 deletions
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14
spec/util_async_spec.lua
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@ -579,4 +579,18 @@ describe("util.async", function()
assert.spy(r.watchers.ready).was_not.called();
end);
end);
describe("#ready()", function ()
it("should return false outside an async context", function ()
assert.falsy(async.ready());
end);
it("should return true inside an async context", function ()
local r = new(function ()
assert.truthy(async.ready());
end);
r:run(true);
assert.spy(r.func).was.called();
assert.spy(r.watchers.error).was_not.called();
end);
end);
end);