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path: root/browser/components/sessionstore/test/browser_formdata_format.js
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/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

function test() {
  /** Tests formdata format **/
  waitForExplicitFinish();

  let formData = [
    {},
    // old format
    { "#input1": "value0" },
    {
      "#input1": "value1",
      "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value2",
    },
    { "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value3" },
    // new format
    { id: { input1: "value4" } },
    { id: { input1: "value5" }, xpath: {} },
    {
      id: { input1: "value6" },
      xpath: { "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value7" },
    },
    {
      id: {},
      xpath: { "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value8" },
    },
    {
      xpath: { "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value9" },
    },
    // combinations
    { "#input1": "value10", id: { input1: "value11" } },
    {
      "#input1": "value12",
      id: { input1: "value13" },
      xpath: {
        "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value14",
      },
    },
    {
      "#input1": "value15",
      xpath: {
        "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value16",
      },
    },
    {
      "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value17",
      id: { input1: "value18" },
    },
    {
      "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value19",
      id: { input1: "value20" },
      xpath: {
        "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value21",
      },
    },
    {
      "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value22",
      xpath: {
        "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value23",
      },
    },
    {
      "#input1": "value24",
      "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value25",
      id: { input1: "value26" },
    },
    {
      "#input1": "value27",
      "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value28",
      id: { input1: "value29" },
      xpath: {
        "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value30",
      },
    },
    {
      "#input1": "value31",
      "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value32",
      xpath: {
        "/xhtml:html/xhtml:body/xhtml:input[@name='input2']": "value33",
      },
    },
  ];
  let expectedValues = [
    ["", ""],
    // old format
    ["value0", ""],
    ["value1", "value2"],
    ["", "value3"],
    // new format
    ["value4", ""],
    ["value5", ""],
    ["value6", "value7"],
    ["", "value8"],
    ["", "value9"],
    // combinations
    ["value11", ""],
    ["value13", "value14"],
    ["", "value16"],
    ["value18", ""],
    ["value20", "value21"],
    ["", "value23"],
    ["value26", ""],
    ["value29", "value30"],
    ["", "value33"],
  ];

  let promises = [];
  for (let i = 0; i < formData.length; i++) {
    promises.push(testTabRestoreData(formData[i], expectedValues[i]));
  }

  Promise.all(promises).then(
    () => finish(),
    ex => ok(false, ex)
  );
}

async function testTabRestoreData(aFormData, aExpectedValue) {
  let URL = ROOT + "browser_formdata_format_sample.html";
  let tab = BrowserTestUtils.addTab(gBrowser, "about:blank");

  aFormData.url = URL;
  let tabState = {
    entries: [{ url: URL, triggeringPrincipal_base64 }],
    formdata: aFormData,
  };

  await promiseBrowserLoaded(tab.linkedBrowser);
  await promiseTabState(tab, tabState);

  await TabStateFlusher.flush(tab.linkedBrowser);
  let restoredTabState = JSON.parse(ss.getTabState(tab));
  let restoredFormData = restoredTabState.formdata;

  if (restoredFormData) {
    let doc = tab.linkedBrowser.contentDocument;
    let input1 = doc.getElementById("input1");
    let input2 = doc.querySelector("input[name=input2]");

    // test format
    ok(
      "id" in restoredFormData || "xpath" in restoredFormData,
      "FormData format is valid: " + restoredFormData
    );
    // validate that there are no old keys
    for (let key of Object.keys(restoredFormData)) {
      if (!["id", "xpath", "url"].includes(key)) {
        ok(false, "FormData format is invalid.");
      }
    }
    // test id
    is(
      input1.value,
      aExpectedValue[0],
      "FormData by 'id' has been restored correctly"
    );
    // test xpath
    is(
      input2.value,
      aExpectedValue[1],
      "FormData by 'xpath' has been restored correctly"
    );
  }

  // clean up
  gBrowser.removeTab(tab);
}