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Added page break methods

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This commit is contained in:
Dmitriy Shishkov
2021-08-04 14:59:41 +03:00
parent b7e3c1b2f5
commit 460d58d4d6
3 changed files with 151 additions and 30 deletions
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54
src/__tests__/index.test.ts
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@ -4,20 +4,20 @@
import { CacheInterface, HTMLPagination } from "../index";
describe("HTMLPagination", () => {
let hp: HTMLPagination;
let hp: HTMLPagination;
const content = document.createElement("div");
const container = document.createElement("div");
class Cache extends CacheInterface {
g(key: string) {
return localStorage.getItem(key);
}
s(key: string, value: string) {
localStorage.setItem(key, value);
}
const content = document.createElement("div");
const container = document.createElement("div");
class Cache extends CacheInterface {
g(key: string) {
return localStorage.getItem(key);
}
s(key: string, value: string) {
localStorage.setItem(key, value);
}
}
describe("Text position stuff", () => {
beforeEach(() => {
content.innerHTML = "";
content.innerHTML = "<div><p>aa</p><p>bb<span>cc</span>dd</p></div>";
@ -27,22 +27,42 @@ describe("HTMLPagination", () => {
hp = new HTMLPagination(content, container, new Cache());
});
test("Computes positions for each text node", () => {
it("computes positions for each text node", () => {
expect(hp.elementPositions.map((el) => el[0])).toEqual([0, 2, 4, 6]);
});
test("Gets element by position", () => {
it("gets element by position", () => {
expect(hp.getElementForPosition(0)[0]).toBe(0);
expect(hp.getElementForPosition(1)[0]).toBe(0);
expect(hp.getElementForPosition(2)[0]).toBe(2);
expect(hp.getElementForPosition(3)[0]).toBe(2);
});
test("Gets html content for range of text", () => {
expect(hp.getFromRange(0, 8)).toEqual(
it("gets html content for range of text", () => {
expect(hp.getContentFromRange(0, 8)).toEqual(
"<p>aa</p><p>bb<span>cc</span>dd</p>"
);
expect(hp.getFromRange(0, 3)).toEqual("<p>aa</p><p>b</p>");
expect(hp.getFromRange(5, 7)).toEqual("<span>c</span>d");
expect(hp.getContentFromRange(0, 3)).toEqual("<p>aa</p><p>b</p>");
expect(hp.getContentFromRange(5, 7)).toEqual("<span>c</span>d");
});
});
// TODO: Add pagination tests using puppeteer
// let browser: puppeteer.Browser, page: puppeteer.Page;
// describe("Page splitting stuff", () => {
// beforeAll(async () => {
// browser = await puppeteer.launch({
// defaultViewport: {
// height: 150,
// width: 150,
// },
// });
// page = await browser.newPage();
// });
// it("Inserts page break to prevent scroll", async () => {
// await page.goto("localhost:5000");
// });
// });