add SerializeAddon

2019-07-10 21:46:51 +08:00
parent 44a843bbe6
commit 2571a0654f
11 changed files with 289 additions and 1 deletions
@@ -0,0 +1,134 @@
+/**
+ * Copyright (c) 2019 The xterm.js authors. All rights reserved.
+ * @license MIT
+ */
+
+import * as puppeteer from 'puppeteer';
+import * as util from 'util';
+import { assert } from 'chai';
+import { ITerminalOptions } from 'xterm';
+
+const APP = 'http://127.0.0.1:3000/test';
+
+let browser: puppeteer.Browser;
+let page: puppeteer.Page;
+const width = 800;
+const height = 600;
+
+describe('SerializeAddon', () => {
+  before(async function (): Promise<any> {
+    this.timeout(20000);
+    browser = await puppeteer.launch({
+      headless: process.argv.indexOf('--headless') !== -1,
+      slowMo: 80,
+      args: [`--window-size=${width},${height}`]
+    });
+    page = (await browser.pages())[0];
+    await page.setViewport({ width, height });
+  });
+
+  after(async () => {
+    await browser.close();
+  });
+
+  beforeEach(async function (): Promise<any> {
+    this.timeout(20000);
+    await page.goto(APP);
+  });
+
+  it('empty content', async function (): Promise<any> {
+    this.timeout(20000);
+    const rows = 10;
+    const cols = 10;
+    const blankline = ' '.repeat(cols);
+    const lines = newArray<string>(blankline, rows);
+
+    await openTerminal({ rows: rows, cols: cols, rendererType: 'dom' });
+    await page.evaluate(`
+      window.serializeAddon = new SerializeAddon();
+      window.term.loadAddon(window.serializeAddon);
+    `)
+
+    assert.equal(await page.evaluate(`serializeAddon.serialize();`), lines.join('\r\n'));
+  });
+
+  it('digits content', async function (): Promise<any> {
+    this.timeout(20000);
+    const rows = 10;
+    const cols = 10;
+    const digitsLine = digitsString(cols);
+    const lines = newArray<string>(digitsLine, rows);
+
+    await openTerminal({ rows: rows, cols: cols, rendererType: 'dom' });
+    await page.evaluate(`
+      window.serializeAddon = new SerializeAddon();
+      window.term.loadAddon(window.serializeAddon);
+      window.term.write(${util.inspect(lines.join('\r\n'))});
+    `)
+
+    assert.equal(await page.evaluate(`serializeAddon.serialize();`), lines.join('\r\n'));
+  });
+
+  it('serialize n rows of content', async function (): Promise<any> {
+    this.timeout(20000);
+    const rows = 10;
+    const halfRows = rows >> 1;
+    const cols = 10;
+    const lines = newArray<string>((index: number) => digitsString(cols, index), rows);
+
+    await openTerminal({ rows: rows, cols: cols, rendererType: 'dom' });
+    await page.evaluate(`
+      window.serializeAddon = new SerializeAddon();
+      window.term.loadAddon(window.serializeAddon);
+      window.term.write(${util.inspect(lines.join('\r\n'))});
+    `)
+
+    assert.equal(await page.evaluate(`serializeAddon.serialize(${halfRows});`), lines.slice(0, halfRows).join('\r\n'));
+  });
+
+  it('serialize 0 rows of content', async function (): Promise<any> {
+    this.timeout(20000);
+    const rows = 10;
+    const cols = 10;
+    const lines = newArray<string>((index: number) => digitsString(cols, index), rows);
+
+    await openTerminal({ rows: rows, cols: cols, rendererType: 'dom' });
+    await page.evaluate(`
+      window.serializeAddon = new SerializeAddon();
+      window.term.loadAddon(window.serializeAddon);
+      window.term.write(${util.inspect(lines.join('\r\n'))});
+    `)
+
+    assert.equal(await page.evaluate(`serializeAddon.serialize(0);`), '');
+  });
+});
+
+async function openTerminal(options: ITerminalOptions = {}): Promise<void> {
+  await page.evaluate(`window.term = new Terminal(${JSON.stringify(options)})`);
+  await page.evaluate(`window.term.open(document.querySelector('#terminal-container'))`);
+  if (options.rendererType === 'dom') {
+    await page.waitForSelector('.xterm-rows');
+  } else {
+    await page.waitForSelector('.xterm-text-layer');
+  }
+}
+
+function newArray<T>(initial: T | ((index: number) => T), count: number): T[] {
+  const array: T[] = new Array<T>(count);
+  for (let i = 0; i < array.length; i++) {
+    if (typeof initial === 'function') {
+      array[i] = (<(index: number) => T>initial)(i);
+    } else {
+      array[i] = <T>initial;
+    }
+  }
+  return array;
+}
+
+function digitsString(length: number, from: number = 0) {
+  let s = '';
+  for (let i = 0; i < length; i++) {
+    s += (from++) % 10;
+  }
+  return s;
+}