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

/*
 * Tests for mozIAsyncFavicons::replaceFaviconData()
 */

var iconsvc = PlacesUtils.favicons;

var originalFavicon = {
  file: do_get_file("favicon-normal16.png"),
  uri: uri(do_get_file("favicon-normal16.png")),
  data: readFileData(do_get_file("favicon-normal16.png")),
  mimetype: "image/png"
};

var uniqueFaviconId = 0;
function createFavicon(fileName) {
  let tempdir = Services.dirsvc.get("TmpD", Ci.nsIFile);

  // remove any existing file at the path we're about to copy to
  let outfile = tempdir.clone();
  outfile.append(fileName);
  try { outfile.remove(false); } catch (e) {}

  originalFavicon.file.copyToFollowingLinks(tempdir, fileName);

  let stream = Cc["@mozilla.org/network/file-output-stream;1"]
    .createInstance(Ci.nsIFileOutputStream);
  stream.init(outfile, 0x02 | 0x08 | 0x10, 0o600, 0);

  // append some data that sniffers/encoders will ignore that will distinguish
  // the different favicons we'll create
  uniqueFaviconId++;
  let uniqueStr = "uid:" + uniqueFaviconId;
  stream.write(uniqueStr, uniqueStr.length);
  stream.close();

  do_check_eq(outfile.leafName.substr(0, fileName.length), fileName);

  return {
    file: outfile,
    uri: uri(outfile),
    data: readFileData(outfile),
    mimetype: "image/png"
  };
}

function checkCallbackSucceeded(callbackMimetype, callbackData, sourceMimetype, sourceData) {
  do_check_eq(callbackMimetype, sourceMimetype);
  do_check_true(compareArrays(callbackData, sourceData));
}

function run_test() {
  // check that the favicon loaded correctly
  do_check_eq(originalFavicon.data.length, 286);
  run_next_test();
}

add_task(async function test_replaceFaviconData_validHistoryURI() {
  do_print("test replaceFaviconData for valid history uri");

  let pageURI = uri("http://test1.bar/");
  await PlacesTestUtils.addVisits(pageURI);

  let favicon = createFavicon("favicon1.png");

  iconsvc.replaceFaviconData(favicon.uri, favicon.data, favicon.data.length,
    favicon.mimetype);

  await new Promise(resolve => {
    iconsvc.setAndFetchFaviconForPage(pageURI, favicon.uri, true,
      PlacesUtils.favicons.FAVICON_LOAD_NON_PRIVATE,
      function test_replaceFaviconData_validHistoryURI_check(aURI, aDataLen, aData, aMimeType) {
  dump("GOT " + aMimeType + "\n");
        checkCallbackSucceeded(aMimeType, aData, favicon.mimetype, favicon.data);
        checkFaviconDataForPage(
          pageURI, favicon.mimetype, favicon.data,
          function test_replaceFaviconData_validHistoryURI_callback() {
            favicon.file.remove(false);
            resolve();
          });
      }, systemPrincipal);
  });

  await PlacesTestUtils.clearHistory();
});

add_task(async function test_replaceFaviconData_overrideDefaultFavicon() {
  do_print("test replaceFaviconData to override a later setAndFetchFaviconForPage");

  let pageURI = uri("http://test2.bar/");
  await PlacesTestUtils.addVisits(pageURI);

  let firstFavicon = createFavicon("favicon2.png");
  let secondFavicon = createFavicon("favicon3.png");

  iconsvc.replaceFaviconData(
    firstFavicon.uri, secondFavicon.data, secondFavicon.data.length,
    secondFavicon.mimetype);

  await new Promise(resolve => {
    iconsvc.setAndFetchFaviconForPage(
      pageURI, firstFavicon.uri, true,
      PlacesUtils.favicons.FAVICON_LOAD_NON_PRIVATE,
      function test_replaceFaviconData_overrideDefaultFavicon_check(aURI, aDataLen, aData, aMimeType) {
        checkCallbackSucceeded(aMimeType, aData, secondFavicon.mimetype, secondFavicon.data);
        checkFaviconDataForPage(
          pageURI, secondFavicon.mimetype, secondFavicon.data,
          function test_replaceFaviconData_overrideDefaultFavicon_callback() {
            firstFavicon.file.remove(false);
            secondFavicon.file.remove(false);
            resolve();
          });
      }, systemPrincipal);
  });

  await PlacesTestUtils.clearHistory();
});

add_task(async function test_replaceFaviconData_replaceExisting() {
  do_print("test replaceFaviconData to override a previous setAndFetchFaviconForPage");

  let pageURI = uri("http://test3.bar");
  await PlacesTestUtils.addVisits(pageURI);

  let firstFavicon = createFavicon("favicon4.png");
  let secondFavicon = createFavicon("favicon5.png");

  await new Promise(resolve => {
    iconsvc.setAndFetchFaviconForPage(
      pageURI, firstFavicon.uri, true,
      PlacesUtils.favicons.FAVICON_LOAD_NON_PRIVATE,
      function test_replaceFaviconData_replaceExisting_firstSet_check(aURI, aDataLen, aData, aMimeType) {
        checkCallbackSucceeded(aMimeType, aData, firstFavicon.mimetype, firstFavicon.data);
        checkFaviconDataForPage(
          pageURI, firstFavicon.mimetype, firstFavicon.data,
          function test_replaceFaviconData_overrideDefaultFavicon_firstCallback() {
            iconsvc.replaceFaviconData(
              firstFavicon.uri, secondFavicon.data, secondFavicon.data.length,
              secondFavicon.mimetype);
            PlacesTestUtils.promiseAsyncUpdates().then(() => {
              checkFaviconDataForPage(
                pageURI, secondFavicon.mimetype, secondFavicon.data,
                function test_replaceFaviconData_overrideDefaultFavicon_secondCallback() {
                  firstFavicon.file.remove(false);
                  secondFavicon.file.remove(false);
                  resolve();
                }, systemPrincipal);
            });
          });
      }, systemPrincipal);
  });

  await PlacesTestUtils.clearHistory();
});

add_task(async function test_replaceFaviconData_unrelatedReplace() {
  do_print("test replaceFaviconData to not make unrelated changes");

  let pageURI = uri("http://test4.bar/");
  await PlacesTestUtils.addVisits(pageURI);

  let favicon = createFavicon("favicon6.png");
  let unrelatedFavicon = createFavicon("favicon7.png");

  iconsvc.replaceFaviconData(
    unrelatedFavicon.uri, unrelatedFavicon.data, unrelatedFavicon.data.length,
    unrelatedFavicon.mimetype);

  await new Promise(resolve => {
    iconsvc.setAndFetchFaviconForPage(
      pageURI, favicon.uri, true,
      PlacesUtils.favicons.FAVICON_LOAD_NON_PRIVATE,
      function test_replaceFaviconData_unrelatedReplace_check(aURI, aDataLen, aData, aMimeType) {
        checkCallbackSucceeded(aMimeType, aData, favicon.mimetype, favicon.data);
        checkFaviconDataForPage(
          pageURI, favicon.mimetype, favicon.data,
          function test_replaceFaviconData_unrelatedReplace_callback() {
            favicon.file.remove(false);
            unrelatedFavicon.file.remove(false);
            resolve();
          });
      }, systemPrincipal);
  });

  await PlacesTestUtils.clearHistory();
});

add_task(async function test_replaceFaviconData_badInputs() {
  do_print("test replaceFaviconData to throw on bad inputs");
  let icon = createFavicon("favicon8.png");

  Assert.throws(
    () => iconsvc.replaceFaviconData(icon.uri, icon.data, icon.data.length, ""),
    /NS_ERROR_ILLEGAL_VALUE/);
  Assert.throws(
    () => iconsvc.replaceFaviconData(icon.uri, icon.data, icon.data.length, "not-an-image"),
    /NS_ERROR_ILLEGAL_VALUE/);
  Assert.throws(
    () => iconsvc.replaceFaviconData(null, icon.data, icon.data.length, icon.mimetype),
    /NS_ERROR_ILLEGAL_VALUE/);
  Assert.throws(
    () => iconsvc.replaceFaviconData(icon.uri, null, 0, icon.mimetype),
    /NS_ERROR_ILLEGAL_VALUE/);

  icon.file.remove(false);
  await PlacesTestUtils.clearHistory();
});

add_task(async function test_replaceFaviconData_twiceReplace() {
  do_print("test replaceFaviconData on multiple replacements");

  let pageURI = uri("http://test5.bar/");
  await PlacesTestUtils.addVisits(pageURI);

  let firstFavicon = createFavicon("favicon9.png");
  let secondFavicon = createFavicon("favicon10.png");

  iconsvc.replaceFaviconData(
    firstFavicon.uri, firstFavicon.data, firstFavicon.data.length,
    firstFavicon.mimetype);
  iconsvc.replaceFaviconData(
    firstFavicon.uri, secondFavicon.data, secondFavicon.data.length,
    secondFavicon.mimetype);

  await new Promise(resolve => {
    iconsvc.setAndFetchFaviconForPage(
      pageURI, firstFavicon.uri, true,
      PlacesUtils.favicons.FAVICON_LOAD_NON_PRIVATE,
      function test_replaceFaviconData_twiceReplace_check(aURI, aDataLen, aData, aMimeType) {
        checkCallbackSucceeded(aMimeType, aData, secondFavicon.mimetype, secondFavicon.data);
        checkFaviconDataForPage(
          pageURI, secondFavicon.mimetype, secondFavicon.data,
          function test_replaceFaviconData_twiceReplace_callback() {
            firstFavicon.file.remove(false);
            secondFavicon.file.remove(false);
            resolve();
          }, systemPrincipal);
      }, systemPrincipal);
  });

  await PlacesTestUtils.clearHistory();
});
