106 lines
2.6 KiB
TypeScript
106 lines
2.6 KiB
TypeScript
import { Serializer } from "./serializer";
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class TestSerializerObj1 {
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a: number;
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constructor(a = 0) {
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this.a = a;
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}
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}
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class TestSerializerObj2 {
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a = () => 1
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b = [(obj: any) => 2]
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}
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class TestSerializerObj3 {
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a = [1, 2];
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postUnserialize() {
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this.a.push(3);
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}
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}
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const TEST_NS = {
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TestSerializerObj1,
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TestSerializerObj2,
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TestSerializerObj3
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};
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describe("Serializer", () => {
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function checkReversability(obj: any, namespace = TEST_NS): any {
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var serializer = new Serializer(namespace);
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var data = serializer.serialize(obj);
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serializer = new Serializer(namespace);
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var loaded = serializer.unserialize(data);
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expect(loaded).toEqual(obj);
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return loaded;
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}
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it("serializes simple objects", () => {
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var obj = {
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"a": 5,
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"b": null,
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"c": [{ "a": 2 }, "test"]
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};
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checkReversability(obj);
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});
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it("restores objects constructed from class", () => {
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var loaded = checkReversability(new TestSerializerObj1(5));
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expect(loaded.a).toBe(5);
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expect(loaded).toBeInstanceOf(TestSerializerObj1);
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});
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it("stores one version of the same object", () => {
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var a = new TestSerializerObj1(8);
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var b = new TestSerializerObj1(8);
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var c = {
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'r': a,
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's': ["test", a],
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't': a,
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'u': b
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};
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var loaded = checkReversability(c);
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expect(loaded.t).toBe(loaded.r);
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expect(loaded.s[1]).toBe(loaded.r);
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expect(loaded.u).not.toBe(loaded.r);
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});
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it("handles circular references", () => {
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var a: any = { b: {} };
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a.b.c = a;
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checkReversability(a);
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});
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it("ignores some classes", () => {
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var serializer = new Serializer(TEST_NS);
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serializer.addIgnoredClass("TestSerializerObj1");
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var data = serializer.serialize({ a: 5, b: new TestSerializerObj1() });
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var loaded = serializer.unserialize(data);
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expect(loaded).toEqual({ a: 5, b: undefined });
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});
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it("ignores functions", () => {
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let serializer = new Serializer(TEST_NS);
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let data = serializer.serialize({ obj: new TestSerializerObj2() });
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let loaded = serializer.unserialize(data);
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let expected = <any>new TestSerializerObj2();
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expected.a = undefined;
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expected.b[0] = undefined;
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expect(loaded).toEqual({ obj: expected });
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});
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it("calls specific postUnserialize", () => {
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let serializer = new Serializer(TEST_NS);
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let data = serializer.serialize({ obj: new TestSerializerObj3() });
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let loaded = serializer.unserialize(data);
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let expected = new TestSerializerObj3();
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expected.a = [1, 2, 3];
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expect(loaded).toEqual({ obj: expected });
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});
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});
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