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 products/Sources/formale Sprachen/C/Firefox/toolkit/content/tests/widgets/test_moz_page_nav.html


<!DOCTYPE HTML>
<html>
<head>
  <meta charset="utf-8">
  <title>MozPageNav Tests</title>
  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  <script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
  <link rel="stylesheet" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
  <link rel="stylesheet" href="chrome://global/skin/in-content/common.css">
  <script type="module" src="chrome://global/content/elements/moz-page-nav.mjs"></script>
</head>
<style>
body {
  display: flex;
}
#navigation {
  width: var(--page-nav-width);
}
</style>
<body>
  <p id="display"></p>
  <div id="content">
    <div id="navigation">
      <moz-page-nav heading="Heading">
        <moz-page-nav-button view="view-one" iconSrc="chrome://mozapps/skin/extensions/category-discover.svg">
          <span class="view-name">View 1</span>
        </moz-page-nav-button>
        <moz-page-nav-button view="view-two" iconSrc="chrome://mozapps/skin/extensions/category-discover.svg">
          <span class="view-name">View 2</span>
        </moz-page-nav-button>
        <moz-page-nav-button view="view-three" iconSrc="chrome://mozapps/skin/extensions/category-discover.svg">
          <span class="view-name">View 3</span>
        </moz-page-nav-button>
        <moz-page-nav-button view="view-four" iconSrc="chrome://mozapps/skin/extensions/category-discover.svg">
          <span class="view-name">View 4</span>
        </moz-page-nav-button>
        <moz-page-nav-button view="view-five" iconSrc="chrome://mozapps/skin/extensions/category-discover.svg">
          <span class="view-name">View 5</span>
        </moz-page-nav-button>
        <moz-page-nav-button iconSrc="chrome://mozapps/skin/extensions/category-discover.svg" support-page="test" slot="secondary-nav">
          <span class="view-name">Support Link</span>
        </moz-page-nav-button>
        <moz-page-nav-button iconSrc="chrome://mozapps/skin/extensions/category-discover.svg" href="https://www.example.com" slot="secondary-nav">
          <span class="view-name">External Link</span>
        </moz-page-nav-button>
      </moz-page-nav>
    </div>
  </div>
<pre id="test"></pre>
<script>
  Services.scriptloader.loadSubScript(
    "chrome://browser/content/utilityOverlay.js",
    this
  );
  const { BrowserTestUtils } = ChromeUtils.importESModule(
    "resource://testing-common/BrowserTestUtils.sys.mjs"
  );

const mozPageNav = document.querySelector("moz-page-nav");

function isActiveElement(expectedActiveEl) {
    return expectedActiveEl.getRootNode().activeElement == expectedActiveEl;
  }

  /**
  * Tests that the first page nav button is selected by default
  */
  add_task(async function test_first_item_selected_by_default() {
    is(
      mozPageNav.pageNavButtons.length,
      5,
      "Five page nav buttons are in the navigation"
    );

    ok(
      mozPageNav.pageNavButtons[0].view === mozPageNav.currentView,
      "The first page nav button is selected by default"
    )
  });

  /**
  * Tests that views are selected when clicked
  */
  add_task(async function test_select_view() {
    let gBrowser = BrowserWindowTracker.getTopWindow().top.gBrowser;
    let secondViewButton = mozPageNav.pageNavButtons[1];
    let viewChanged = BrowserTestUtils.waitForEvent(
      gBrowser,
      "change-view"
    );

    secondViewButton.buttonEl.click();
    await viewChanged;

    ok(
      secondViewButton.view === mozPageNav.currentView,
      "The second page nav button is selected"
    )

    let thirdPageNavButton = mozPageNav.pageNavButtons[2];
    viewChanged = BrowserTestUtils.waitForEvent(
      gBrowser,
      "change-view"
    );

    thirdPageNavButton.buttonEl.click();
    await viewChanged;

    ok(
      thirdPageNavButton.view === mozPageNav.currentView,
      "The third page nav button is selected"
    )

    let firstPageNavButton = mozPageNav.pageNavButtons[0];
    viewChanged = BrowserTestUtils.waitForEvent(
      gBrowser,
      "change-view"
    );

    firstPageNavButton.buttonEl.click();
    await viewChanged;

    ok(
      firstPageNavButton.view === mozPageNav.currentView,
      "The first page nav button is selected"
    )
  });

  /**
  * Tests that footer support links have the expected attributes
  */
  add_task(async function test_support_link() {
    const supportLinkRootPath = "https://support.mozilla.org/";
    let supportLink = mozPageNav.secondaryNavButtons[0];
    ok(supportLink.linkEl, "The secondary nav button contains the link element.");
    ok(
      supportLink.linkEl.hasAttribute("is") && supportLink.linkEl.getAttribute("is") === "moz-support-link",
      "The support link has the is=moz-support-link attribute."
    );
    ok(
      supportLink.linkEl.hasAttribute("href") && supportLink.linkEl.getAttribute("href") === `${supportLinkRootPath}test`,
      "The support link has the expected href atrribute."
    );
  });

  /**
  * Tests that footer external links have the expected attributes
  */
  add_task(async function test_external_link() {
    const externalLinkPath = "https://www.example.com";
    let externalLink = mozPageNav.secondaryNavButtons[1];
    ok(externalLink.linkEl, "The secondary nav button contains the link element.");
    ok(!externalLink.linkEl.hasAttribute("is"), "The external link doesn't have the is=moz-support-link attribute.");
    ok(
      externalLink.linkEl.hasAttribute("href") && externalLink.linkEl.getAttribute("href") === externalLinkPath,
      "The external link has the expected href atrribute."
    );
  });

  /**
  * Tests that categories are keyboard-navigable
  */
  add_task(async function test_keyboard_navigation() {
    const tab = async shiftKey => {
      info(`Tab${shiftKey ? " + Shift" : ""}`);
      synthesizeKey("KEY_Tab", { shiftKey });
      await mozPageNav.updateComplete;
    };
    const arrowDown = async () => {
      info("Arrow down");
      synthesizeKey("KEY_ArrowDown", {});
      await mozPageNav.updateComplete;
    };
    const arrowUp = async () => {
      info("Arrow up");
      synthesizeKey("KEY_ArrowUp", {});
      await mozPageNav.updateComplete;
    };
    const arrowLeft = async () => {
      info("Arrow left");
      synthesizeKey("KEY_ArrowLeft", {});
      await mozPageNav.updateComplete;
    };
    const arrowRight = async () => {
      info("Arrow right");
      synthesizeKey("KEY_ArrowRight", {});
      await mozPageNav.updateComplete;
    };

     // Setting this pref allows the test to run as expected with a keyboard on MacOS
     await SpecialPowers.pushPrefEnv({
      set: [["accessibility.tabfocus", 7]],
    });

    let firstPageNavButton = mozPageNav.pageNavButtons[0];
    let secondPageNavButton = mozPageNav.pageNavButtons[1];
    let thirdPageNavButton = mozPageNav.pageNavButtons[2];
    let fourthPageNavButton = mozPageNav.pageNavButtons[3];
    let fifthPageNavButton = mozPageNav.pageNavButtons[4];
    let supportLink = mozPageNav.secondaryNavButtons[0];
    let externalLink = mozPageNav.secondaryNavButtons[1];

    is(
      firstPageNavButton.view,
      mozPageNav.currentView,
      "The first page nav button is selected"
    )
    firstPageNavButton.buttonEl.focus();
    await arrowDown();
    ok(
      isActiveElement(secondPageNavButton),
      "The second page nav button is the active element after first arrow down"
    );
    is(
      secondPageNavButton.view,
      mozPageNav.currentView,
      "The second page nav button is selected"
    )
    await arrowDown();
    is(
      thirdPageNavButton.view,
      mozPageNav.currentView,
      "The third page nav button is selected"
    )
    await arrowDown();
    is(
      fourthPageNavButton.view,
      mozPageNav.currentView,
      "The fourth page nav button is selected"
    )
    await arrowDown();
    is(
      fifthPageNavButton.view,
      mozPageNav.currentView,
      "The fifth page nav button is selected"
    )
    await arrowDown();
    is(
      fifthPageNavButton.view,
      mozPageNav.currentView,
      "The fifth page nav button is still selected"
    )
    await tab();
    ok(
      isActiveElement(supportLink.linkEl),
      "The support link is selected"
    )
    await tab();
    ok(
      isActiveElement(externalLink.linkEl),
      "The external link is selected"
    )
    await tab(true);
    await tab(true);
    is(
      fifthPageNavButton.view,
      mozPageNav.currentView,
      "The fifth page nav button is selected"
    )
    await arrowUp();
    is(
      fourthPageNavButton.view,
      mozPageNav.currentView,
      "The fourth page nav button is selected"
    )
    await arrowUp();
    is(
      thirdPageNavButton.view,
      mozPageNav.currentView,
      "The third page nav button is selected"
    )
    await arrowUp();
    is(
      secondPageNavButton.view,
      mozPageNav.currentView,
      "The second page nav button is selected"
    )
    await arrowUp();
    is(
      firstPageNavButton.view,
      mozPageNav.currentView,
      "The first page nav button is selected"
    )
    await arrowUp();
    is(
      firstPageNavButton.view,
      mozPageNav.currentView,
      "The first page nav button is still selected"
    )

    // Test navigation with arrow left/right keys
    is(
      firstPageNavButton.view,
      mozPageNav.currentView,
      "The first page nav button is selected"
    )
    firstPageNavButton.buttonEl.focus();
    await arrowRight();
    ok(
      isActiveElement(secondPageNavButton),
      "The second page nav button is the active element after first arrow right"
    );
    is(
      secondPageNavButton.view,
      mozPageNav.currentView,
      "The second page nav button is selected"
    )
    await arrowRight();
    is(
      thirdPageNavButton.view,
      mozPageNav.currentView,
      "The third page nav button is selected"
    )
    await arrowRight();
    is(
      fourthPageNavButton.view,
      mozPageNav.currentView,
      "The fourth page nav button is selected"
    )
    await arrowRight();
    is(
      fifthPageNavButton.view,
      mozPageNav.currentView,
      "The fifth page nav button is selected"
    )
    await arrowRight();
    is(
      fifthPageNavButton.view,
      mozPageNav.currentView,
      "The fifth page nav button is still selected"
    )
    await arrowLeft();
    is(
      fourthPageNavButton.view,
      mozPageNav.currentView,
      "The fourth page nav button is selected"
    )
    await arrowLeft();
    is(
      thirdPageNavButton.view,
      mozPageNav.currentView,
      "The third page nav button is selected"
    )
    await arrowLeft();
    is(
      secondPageNavButton.view,
      mozPageNav.currentView,
      "The second page nav button is selected"
    )
    await arrowLeft();
    is(
      firstPageNavButton.view,
      mozPageNav.currentView,
      "The first page nav button is selected"
    )
    await arrowLeft();
    is(
      firstPageNavButton.view,
      mozPageNav.currentView,
      "The first page nav button is still selected"
    )

    await SpecialPowers.popPrefEnv();
  });
</script>
</body>
</html>

Messung V0.5
C=99 H=100 G=99

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