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c105ff2220
* feat: checkout to frontiers * feat: record timestamp * fix: use unicode len by default for text now "你好" has length of 2 instead of 6 * chore: rm dbg!
85 lines
2.1 KiB
TypeScript
85 lines
2.1 KiB
TypeScript
import { describe, expect, it } from "vitest";
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import {
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Loro,
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setPanicHook,
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} from "../src";
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setPanicHook();
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describe("Checkout", () => {
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it("simple checkout", () => {
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const doc = new Loro();
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const text = doc.getText("text");
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doc.transact(txn => {
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text.insert(txn, 0, "hello world");
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});
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const v = doc.frontiers();
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doc.transact(txn => {
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text.insert(txn, 0, "000");
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});
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expect(doc.toJson()).toStrictEqual({
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text: "000hello world"
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});
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doc.checkout(v);
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expect(doc.toJson()).toStrictEqual({
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text: "hello world"
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});
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v[0].counter -= 1;
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doc.checkout(v);
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expect(doc.toJson()).toStrictEqual({
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text: "hello worl"
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});
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});
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it("Chinese char", () => {
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const doc = new Loro();
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const text = doc.getText("text");
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doc.transact(txn => {
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text.insert(txn, 0, "你好世界");
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});
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const v = doc.frontiers();
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expect(v[0].counter).toBe(3);
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v[0].counter -= 1;
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doc.checkout(v);
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expect(doc.toJson()).toStrictEqual({
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text: "你好世"
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});
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v[0].counter -= 1;
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doc.checkout(v);
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expect(doc.toJson()).toStrictEqual({
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text: "你好"
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});
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v[0].counter -= 1;
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doc.checkout(v);
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expect(doc.toJson()).toStrictEqual({
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text: "你"
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});
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})
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it("two clients", () => {
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const doc = new Loro();
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const text = doc.getText("text");
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const txn = doc.newTransaction("");
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text.insert(txn, 0, "0");
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txn.commit();
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const v0 = doc.frontiers();
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const docB = new Loro();
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docB.import(doc.exportFrom());
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expect(docB.cmpFrontiers(v0)).toBe(0);
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doc.transact((t) => {
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text.insert(t, 1, "0");
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});
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expect(docB.cmpFrontiers(doc.frontiers())).toBe(-1);
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const textB = docB.getText("text");
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docB.transact((t) => {
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textB.insert(t, 0, "0");
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});
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expect(docB.cmpFrontiers(doc.frontiers())).toBe(-1);
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docB.import(doc.exportFrom());
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expect(docB.cmpFrontiers(doc.frontiers())).toBe(1);
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doc.import(docB.exportFrom());
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expect(docB.cmpFrontiers(doc.frontiers())).toBe(0);
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});
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});
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