local h = require("harness")
local t = h.module("time")

t.check("now is a number that moves forward", function()
    local a = reskate.time.now()
    assert(type(a) == "number" and a > 0)
    assert(reskate.time.now() >= a)
end)
t.later("after runs once", 2000, function(done)
    local count = 0
    reskate.time.after(50, function() count += 1 end)
    reskate.time.after(400, function() done(count == 1, "it ran " .. count .. " times") end)
end)
t.later("every repeats, and cancel stops it", 2000, function(done)
    local count = 0
    local id = reskate.time.every(50, function() count += 1 end)
    reskate.time.after(300, function()
        reskate.time.cancel(id)
        local at = count
        reskate.time.after(200, function()
            done(count >= 3 and count == at, "it counted " .. count .. ", and " .. at .. " when cancelled")
        end)
    end)
end)
t.check("negative, NaN and zero repeats are refused", function()
    h.refused(reskate.time.after, -1, print)
    h.refused(reskate.time.after, 0 / 0, print)
    h.refused(reskate.time.every, 0, print)
    h.refused(reskate.time.after, 10, "not a function")
end)