mirror of
https://github.com/littensy/charm.git
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96 lines
2.8 KiB
Text
96 lines
2.8 KiB
Text
local Charm = require("../../Charm")
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local client = require("../client")
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local config = require("../config")
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local server = require("../server")
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local suite = require("../../../../test/suite")
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local afterEach = suite.afterEach
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local test = suite.test
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afterEach(function()
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server.reset()
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client.removeAllSignals()
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config.preserveHistory = false
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end)
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test("should replicate server state to client", function()
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local target = {}
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local serverA = Charm.atom({ count = 0 })
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local serverB = Charm.atom({ count = 0 })
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local clientA = Charm.atom({ count = -1 })
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local clientB = Charm.atom({ count = -1 })
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client.addSignals({ a = clientA, b = clientB })
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server.addSignalsToClient(target, { a = serverA, b = serverB })
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server.connect(function(syncTarget, payloads)
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if syncTarget == target then
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client.patch(payloads)
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end
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end)
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server.flush()
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assert(clientA().count == 0, "Client atom A should be initialized to 0")
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assert(clientB().count == 0, "Client atom B should be initialized to 0")
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serverA({ count = 1 })
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serverB({ count = 1 })
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server.flush()
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assert(clientA().count == 1, "Client atom A should be updated to 1")
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assert(clientB().count == 1, "Client atom B should be updated to 1")
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local prevClientB = clientB()
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serverA({ count = 2 })
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server.flush()
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assert(clientA().count == 2, "Client atom A should be updated to 2")
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assert(clientB() == prevClientB, "Client atom B should not be updated")
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end)
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test("should replicate historical server state to client", function()
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local target = {}
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local serverA = Charm.atom({ count = 0 })
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local serverB = Charm.atom({ count = 0 })
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local clientA = Charm.atom({ count = -1 })
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local clientB = Charm.atom({ count = -1 })
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config.preserveHistory = true
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client.addSignals({ a = clientA, b = clientB })
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server.addSignalsToClient(target, { a = serverA, b = serverB })
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server.connect(function(syncTarget, payloads)
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if syncTarget == target then
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client.patch(payloads)
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end
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end)
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local expectedA = { -1, 0, 1, 2, 3, 4 }
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local expectedB = { -1, 0, 1, 2 }
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Charm.effect(function()
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local expected = table.remove(expectedA, 1)
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assert(expected == clientA().count, `Client atom A should be {expected}`)
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end)
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Charm.effect(function()
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local expected = table.remove(expectedB, 1)
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assert(expected == clientB().count, `Client atom B should be {expected}`)
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end)
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server.flush()
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serverA({ count = 1 })
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serverA({ count = 2 })
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serverB({ count = 1 })
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serverB({ count = 2 })
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server.flush()
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assert(clientA().count == 2, "Client atom A should be updated to 2")
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assert(clientB().count == 2, "Client atom B should be updated to 2")
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local prevClientB = clientB()
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serverA({ count = 3 })
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serverA({ count = 4 })
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server.flush()
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assert(clientA().count == 4, "Client atom A should be updated to 4")
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assert(clientB() == prevClientB, "Client atom B should not be updated")
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end)
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return {}
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