/* Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/publicdomain/zero/1.0/ */

const RELATIVE_DIR = "browser/extensions/pdfjs/test/";
const TESTROOT = "http://example.com/browser/" + RELATIVE_DIR;

add_task(async function test() {
  let mimeService = Cc["@mozilla.org/mime;1"].getService(Ci.nsIMIMEService);
  let handlerInfo = mimeService.getFromTypeAndExtension("application/pdf", "pdf");

  // Make sure pdf.js is the default handler.
  is(handlerInfo.alwaysAskBeforeHandling, false, "pdf handler defaults to always-ask is false");
  is(handlerInfo.preferredAction, Ci.nsIHandlerInfo.handleInternally, "pdf handler defaults to internal");

  info("Pref action: " + handlerInfo.preferredAction);

  await BrowserTestUtils.withNewTab({ gBrowser, url: "about:blank" },
    async function(browser) {
      // check that PDF is opened with internal viewer
      await waitForPdfJS(browser, TESTROOT + "file_pdfjs_test.pdf");

      await ContentTask.spawn(browser, null, async function() {
        Assert.ok(content.document.querySelector("div#viewer"), "document content has viewer UI");
        Assert.ok("PDFJS" in content.wrappedJSObject, "window content has PDFJS object");

        // open sidebar
        var sidebar = content.document.querySelector("button#sidebarToggle");
        var outerContainer = content.document.querySelector("div#outerContainer");

        sidebar.click();
        Assert.ok(outerContainer.classList.contains("sidebarOpen"), "sidebar opens on click");

        // check that thumbnail view is open
        var thumbnailView = content.document.querySelector("div#thumbnailView");
        var outlineView = content.document.querySelector("div#outlineView");

        Assert.equal(thumbnailView.getAttribute("class"), null,
          "Initial view is thumbnail view");
        Assert.equal(outlineView.getAttribute("class"), "hidden",
          "Outline view is hidden initially");

        // switch to outline view
        var viewOutlineButton = content.document.querySelector("button#viewOutline");
        viewOutlineButton.click();

        Assert.equal(thumbnailView.getAttribute("class"), "hidden",
          "Thumbnail view is hidden when outline is selected");
        Assert.equal(outlineView.getAttribute("class"), "",
          "Outline view is visible when selected");

        // switch back to thumbnail view
        var viewThumbnailButton = content.document.querySelector("button#viewThumbnail");
        viewThumbnailButton.click();

        Assert.equal(thumbnailView.getAttribute("class"), "",
          "Thumbnail view is visible when selected");
        Assert.equal(outlineView.getAttribute("class"), "hidden",
          "Outline view is hidden when thumbnail is selected");

        sidebar.click();

        var viewer = content.wrappedJSObject.PDFViewerApplication;
        await viewer.close();
      });
    });
});
