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95 lines
2.3 KiB
JavaScript
95 lines
2.3 KiB
JavaScript
6 years ago
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"use strict";
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const expect = require("chai").expect;
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const dm = require("../src");
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const generateTypeHash = require("../src/type-hash");
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function customSerializer(value) {
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if (value instanceof Date) {
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return {
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_d_sT: "date",
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date: Math.round(value.getTime() / 1000)
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};
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} else {
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return value;
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}
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}
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function customDeserializer(value) {
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if (value != null && value._d_sT === "date") {
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let date = new Date();
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date.setTime(value.date);
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return date;
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} else {
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return value;
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}
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}
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let registry = dm.createRegistry();
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let User = registry.createType("User", {
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name: dm.string(),
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messages: dm.setOf(registry.trait("Addressable"))
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});
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let Addressable = registry.createTrait("Addressable", {
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to: registry.type("User"),
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from: registry.type("User"),
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});
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let Message = registry.createType("Message", {
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body: dm.string(),
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date: dm.instanceOf(Date)
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}).implements(Addressable, {
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to: dm.slot(),
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from: dm.slot()
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});
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describe("serialization", () => {
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it("should serialize correctly", () => {
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let joe = User({
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name: "Joe",
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messages: new Set()
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});
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let jane = User({
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name: "Jane",
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messages: new Set()
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});
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let messageOne = Message({
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to: joe,
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from: jane,
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body: "Hello world!",
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date: new Date()
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});
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joe.messages.add(messageOne);
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let messageTwo = Message({
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to: jane,
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from: joe,
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body: "Hello you!",
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date: new Date()
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});
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jane.messages.add(messageTwo);
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let serializedJoe = joe.serialize(customSerializer);
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let deserializedJoe = User.deserialize(serializedJoe, customDeserializer);
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expect(joe.name).to.equal(deserializedJoe.name);
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expect(Array.from(joe.messages)[0].body).to.equal(Array.from(deserializedJoe.messages)[0].body);
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expect(Array.from(joe.messages)[0].from.name).to.equal(Array.from(deserializedJoe.messages)[0].from.name);
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let serializedMessageTwo = messageTwo.serialize(customSerializer);
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let deserializedMessageTwo = Message.deserialize(serializedMessageTwo, customDeserializer);
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expect(messageTwo.body).to.equal(deserializedMessageTwo.body);
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expect(messageTwo.to.name).to.equal(deserializedMessageTwo.to.name);
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expect(messageTwo.from.name).to.equal(deserializedMessageTwo.from.name);
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expect(Array.from(messageTwo.from.messages)[0].body).to.equal(Array.from(deserializedMessageTwo.from.messages)[0].body);
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});
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});
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