mirror of
https://github.com/koreader/koreader
synced 2024-11-13 19:11:25 +00:00
128 lines
4.6 KiB
Lua
128 lines
4.6 KiB
Lua
describe("Persist module", function()
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local Persist
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local sample
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local bitserInstance, luajitInstance, zstdInstance, dumpInstance, serpentInstance
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local fail = { a = function() end, }
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local function arrayOf(n)
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assert(type(n) == "number", "wrong type (expected number)")
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local t = {}
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for i = 1, n do
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table.insert(t, i, {
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a = "sample " .. tostring(i),
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b = true,
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c = nil,
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d = i,
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e = {
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f = {
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g = nil,
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h = false,
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},
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},
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})
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end
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return t
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end
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setup(function()
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require("commonrequire")
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Persist = require("persist")
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bitserInstance = Persist:new{ path = "test.dat", codec = "bitser" }
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luajitInstance = Persist:new{ path = "testj.dat", codec = "luajit" }
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zstdInstance = Persist:new{ path = "test.zst", codec = "zstd" }
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dumpInstance = Persist:new{ path = "test.lua", codec = "dump" }
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serpentInstance = Persist:new{ path = "tests.lua", codec = "serpent" }
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sample = arrayOf(1000)
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end)
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it("should save a table to file", function()
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assert.is_true(bitserInstance:save(sample))
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assert.is_true(luajitInstance:save(sample))
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assert.is_true(zstdInstance:save(sample))
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assert.is_true(dumpInstance:save(sample))
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assert.is_true(serpentInstance:save(sample))
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end)
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it("should generate a valid file", function()
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assert.is_true(bitserInstance:exists())
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assert.is_true(bitserInstance:size() > 0)
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assert.is_true(type(bitserInstance:timestamp()) == "number")
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assert.is_true(luajitInstance:exists())
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assert.is_true(luajitInstance:size() > 0)
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assert.is_true(type(luajitInstance:timestamp()) == "number")
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assert.is_true(zstdInstance:exists())
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assert.is_true(zstdInstance:size() > 0)
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assert.is_true(type(zstdInstance:timestamp()) == "number")
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end)
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it("should load a table from file", function()
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assert.are.same(sample, bitserInstance:load())
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assert.are.same(sample, luajitInstance:load())
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assert.are.same(sample, zstdInstance:load())
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assert.are.same(sample, dumpInstance:load())
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assert.are.same(sample, serpentInstance:load())
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end)
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it("should delete the file", function()
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bitserInstance:delete()
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luajitInstance:delete()
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zstdInstance:delete()
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dumpInstance:delete()
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serpentInstance:delete()
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assert.is_nil(bitserInstance:exists())
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assert.is_nil(luajitInstance:exists())
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assert.is_nil(zstdInstance:exists())
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assert.is_nil(dumpInstance:exists())
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assert.is_nil(serpentInstance:exists())
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end)
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it("should return standalone serializers/deserializers", function()
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local tab = sample
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-- NOTE: zstd only deser from a *file*, not a string.
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for _, codec in ipairs({"dump", "serpent", "bitser", "luajit"}) do
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assert.is_true(Persist.getCodec(codec).id == codec)
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local ser = Persist.getCodec(codec).serialize
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local deser = Persist.getCodec(codec).deserialize
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local str = ser(tab)
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local t, err = deser(str)
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if not t then
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print(codec, "deser failed:", err)
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end
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assert.are.same(t, tab)
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end
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end)
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it("should work with huge tables", function()
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local tab = arrayOf(100000)
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for _, codec in ipairs({"bitser", "luajit"}) do
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local ser = Persist.getCodec(codec).serialize
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local deser = Persist.getCodec(codec).deserialize
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local str = ser(tab)
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assert.are.same(deser(str), tab)
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end
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end)
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it("should fail to serialize functions", function()
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for _, codec in ipairs({"dump", "bitser", "luajit", "zstd"}) do
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assert.is_true(Persist.getCodec(codec).id == codec)
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local ser = Persist.getCodec(codec).serialize
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local deser = Persist.getCodec(codec).deserialize
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local str = ser(fail)
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assert.are_not.same(deser(str), fail)
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end
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end)
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it("should successfully serialize functions", function()
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for _, codec in ipairs({"serpent"}) do
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assert.is_true(Persist.getCodec(codec).id == codec)
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local ser = Persist.getCodec(codec).serialize
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local deser = Persist.getCodec(codec).deserialize
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local str = ser(fail)
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assert.are_not.same(deser(str), fail)
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end
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end)
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end)
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