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125 lines
2.4 KiB
Lua
125 lines
2.4 KiB
Lua
require("plenary.async").tests.add_to_env()
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local channel = a.control.channel
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local eq = assert.are.same
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local apcall = a.util.apcall
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describe("channel", function()
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describe("oneshot", function()
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a.it("should work when rx is used first", function()
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local tx, rx = channel.oneshot()
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a.run(function()
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local got = rx()
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eq("sent value", got)
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end)
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tx "sent value"
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end)
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a.it("should work when tx is used first", function()
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local tx, rx = channel.oneshot()
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tx "sent value"
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local got = rx()
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eq("sent value", got)
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end)
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a.it("should work with multiple returns", function()
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local tx, rx = channel.oneshot()
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a.run(function()
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local got, got2 = rx()
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eq("sent value", got)
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eq("another sent value", got2)
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end)
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tx("sent value", "another sent value")
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end)
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a.it("should work when sending a falsey value", function()
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local tx, rx = channel.oneshot()
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tx(false)
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local res = rx()
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eq(res, false)
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local stat, ret = apcall(rx)
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eq(stat, false)
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local stat, ret = apcall(rx)
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eq(stat, false)
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end)
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a.it("should work when sending a nil value", function()
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local tx, rx = channel.oneshot()
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tx(nil)
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local res = rx()
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eq(res, nil)
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local stat, ret = apcall(rx)
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eq(stat, false)
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local stat, ret = apcall(rx)
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eq(stat, false)
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end)
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a.it("should error when sending mulitple times", function()
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local tx, rx = channel.oneshot()
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tx()
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local stat = pcall(tx)
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eq(stat, false)
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end)
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a.it("should block receiving multiple times", function()
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local tx, rx = channel.oneshot()
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tx(true)
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rx()
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local stat = apcall(rx)
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eq(stat, false)
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end)
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end)
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describe("counter", function()
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a.it("should work", function()
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local tx, rx = channel.counter()
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tx.send()
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tx.send()
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tx.send()
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local counter = 0
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a.run(function()
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for i = 1, 3 do
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rx.recv()
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counter = counter + 1
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end
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end)
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eq(counter, 3)
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end)
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a.it("should work when getting last", function()
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local tx, rx = channel.counter()
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tx.send()
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tx.send()
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tx.send()
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local counter = 0
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a.run(function()
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rx.last()
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counter = counter + 1
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end)
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eq(counter, 1)
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end)
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end)
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end)
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