Impressum browser_focus_steal_from_chrome.js Sprache: JAVA

add_task(async function () {
  requestLongerTimeout(2);

  let testingList = [
    {
      uri: "data:text/html,setTimeout(function () { document.getElementById('target').focus(); }, 10);\">",
      tagName: "INPUT",
      methodName: "focus",
    },
    {
      uri: "data:text/html,setTimeout(function () { document.getElementById('target').select(); }, 10);\">",
      tagName: "INPUT",
      methodName: "select",
    },
    {
      uri: "data:text/html,setTimeout(function () { document.getElementById('target').focus(); }, 10);\">anchor",
      tagName: "A",
      methodName: "focus",
    },
    {
      uri: "data:text/html,setTimeout(function () { document.getElementById('target').focus(); }, 10);\">",
      tagName: "BUTTON",
      methodName: "focus",
    },
    {
      uri: "data:text/html,setTimeout(function () { document.getElementById('target').focus(); }, 10);\">",
      tagName: "SELECT",
      methodName: "focus",
    },
    {
      uri: "data:text/html,setTimeout(function () { document.getElementById('target').focus(); }, 10);\">",
      tagName: "TEXTAREA",
      methodName: "focus",
    },
    {
      uri: "data:text/html,setTimeout(function () { document.getElementById('target').select(); }, 10);\">",
      tagName: "TEXTAREA",
      methodName: "select",
    },
    {
      uri: "data:text/html,setTimeout(function () { document.getElementById('target').focus(); }, 10);\">",
      tagName: "INPUT",
      methodName: "focus of label element",
    },
    {
      uri: "data:text/html,setTimeout(function () { document.getElementById('target').focus(); }, 10);\">

legend

",
      tagName: "INPUT",
      methodName: "focus of legend element",
    },
    {
      uri:
        'data:text/html, +
        " var event = document.createEvent('MouseEvent');" +
        " event.initMouseEvent('click', true, true, window," +
        " 1, 0, 0, 0, 0, false, false, false, false, 0, element);" +
        ' element.dispatchEvent(event); }, 10);">' +
        "",
      tagName: "INPUT",
      methodName: "click event on the label element",
    },
  ];

  await BrowserTestUtils.withNewTab("about:blank", async function (bg) {
    await BrowserTestUtils.withNewTab("about:blank", async function (fg) {
      for (let test of testingList) {
        // Focus the foreground tab's content
        fg.focus();

        // Load the URIs.
        BrowserTestUtils.startLoadingURIString(bg, test.uri);
        await BrowserTestUtils.browserLoaded(bg);
        BrowserTestUtils.startLoadingURIString(fg, test.uri);
        await BrowserTestUtils.browserLoaded(fg);

        ok(true, "Test1: Both of the tabs are loaded");

        // Confirm that the contents should be able to steal focus from content.
        await SpecialPowers.spawn(fg, [test], test => {
          return new Promise(res => {
            function f() {
              let e = content.document.activeElement;
              if (e.tagName != test.tagName) {
                // eslint-disable-next-line mozilla/no-arbitrary-setTimeout
                content.setTimeout(f, 10);
              } else {
                is(
                  Services.focus.focusedElement,
                  e,
                  "the foreground tab's " +
                    test.tagName +
                    " element isn't focused by the " +
                    test.methodName +
                    " (Test1: content can steal focus)"
                );
                res();
              }
            }
            f();
          });
        });

        await SpecialPowers.spawn(bg, [test], test => {
          return new Promise(res => {
            function f() {
              let e = content.document.activeElement;
              if (e.tagName != test.tagName) {
                // eslint-disable-next-line mozilla/no-arbitrary-setTimeout
                content.setTimeout(f, 10);
              } else {
                isnot(
                  Services.focus.focusedElement,
                  e,
                  "the background tab's " +
                    test.tagName +
                    " element is focused by the " +
                    test.methodName +
                    " (Test1: content can steal focus)"
                );
                res();
              }
            }
            f();
          });
        });

        if (fg.isRemoteBrowser) {
          is(
            Services.focus.focusedElement,
            fg,
            "Focus should be on the content in the parent process"
          );
        }

        // Focus chrome
        gURLBar.focus();
        let originalFocus = Services.focus.focusedElement;

        // Load about:blank just to make sure that everything works nicely
        BrowserTestUtils.startLoadingURIString(bg, "about:blank");
        await BrowserTestUtils.browserLoaded(bg);
        BrowserTestUtils.startLoadingURIString(fg, "about:blank");
        await BrowserTestUtils.browserLoaded(fg);

        // Load the URIs.
        BrowserTestUtils.startLoadingURIString(bg, test.uri);
        await BrowserTestUtils.browserLoaded(bg);
        BrowserTestUtils.startLoadingURIString(fg, test.uri);
        await BrowserTestUtils.browserLoaded(fg);

        ok(true, "Test2: Both of the tabs are loaded");

        // Confirm that the contents should be able to steal focus from content.
        await SpecialPowers.spawn(fg, [test], test => {
          return new Promise(res => {
            function f() {
              let e = content.document.activeElement;
              if (e.tagName != test.tagName) {
                // eslint-disable-next-line mozilla/no-arbitrary-setTimeout
                content.setTimeout(f, 10);
              } else {
                isnot(
                  Services.focus.focusedElement,
                  e,
                  "the foreground tab's " +
                    test.tagName +
                    " element is focused by the " +
                    test.methodName +
                    " (Test2: content can NOT steal focus)"
                );
                res();
              }
            }
            f();
          });
        });

        await SpecialPowers.spawn(bg, [test], test => {
          return new Promise(res => {
            function f() {
              let e = content.document.activeElement;
              if (e.tagName != test.tagName) {
                // eslint-disable-next-line mozilla/no-arbitrary-setTimeout
                content.setTimeout(f, 10);
              } else {
                isnot(
                  Services.focus.focusedElement,
                  e,
                  "the background tab's " +
                    test.tagName +
                    " element is focused by the " +
                    test.methodName +
                    " (Test2: content can NOT steal focus)"
                );
                res();
              }
            }
            f();
          });
        });

        is(
          Services.focus.focusedElement,
          originalFocus,
          "The parent process's focus has shifted " +
            "(methodName = " +
            test.methodName +
            ")" +
            " (Test2: content can NOT steal focus)"
        );
      }
    });
  });
});

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