/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

add_task(function* test_ignoreFragment() {
  let tabRefAboutHome =
    yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:home#1");
  yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:mozilla");
  let numTabsAtStart = gBrowser.tabs.length;

  switchTab("about:home#1", true);
  switchTab("about:mozilla", true);

  let hashChangePromise = ContentTask.spawn(tabRefAboutHome.linkedBrowser, null, function* () {
    yield ContentTaskUtils.waitForEvent(this, "hashchange", false);
  });
  switchTab("about:home#2", true, { ignoreFragment: "whenComparingAndReplace" });
  is(tabRefAboutHome, gBrowser.selectedTab, "The same about:home tab should be switched to");
  yield hashChangePromise;
  is(gBrowser.currentURI.ref, "2", "The ref should be updated to the new ref");
  switchTab("about:mozilla", true);
  switchTab("about:home#3", true, { ignoreFragment: "whenComparing" });
  is(tabRefAboutHome, gBrowser.selectedTab, "The same about:home tab should be switched to");
  is(gBrowser.currentURI.ref, "2", "The ref should be unchanged since the fragment is only ignored when comparing");
  switchTab("about:mozilla", true);
  switchTab("about:home#1", false);
  isnot(tabRefAboutHome, gBrowser.selectedTab, "Selected tab should not be initial about:blank tab");
  is(gBrowser.tabs.length, numTabsAtStart + 1, "Should have one new tab opened");
  switchTab("about:mozilla", true);
  switchTab("about:home", true, {ignoreFragment: "whenComparingAndReplace"});
  yield BrowserTestUtils.waitForCondition(function() {
    return tabRefAboutHome.linkedBrowser.currentURI.spec == "about:home";
  });
  is(tabRefAboutHome.linkedBrowser.currentURI.spec, "about:home", "about:home shouldn't have hash");
  switchTab("about:about", false, { ignoreFragment: "whenComparingAndReplace" });
  cleanupTestTabs();
});

add_task(function* test_ignoreQueryString() {
  let tabRefAboutHome =
    yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:home?hello=firefox");
  yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:mozilla");

  switchTab("about:home?hello=firefox", true);
  switchTab("about:home?hello=firefoxos", false);
  // Remove the last opened tab to test ignoreQueryString option.
  gBrowser.removeCurrentTab();
  switchTab("about:home?hello=firefoxos", true, { ignoreQueryString: true });
  is(tabRefAboutHome, gBrowser.selectedTab, "Selected tab should be the initial about:home tab");
  is(gBrowser.currentURI.spec, "about:home?hello=firefox", "The spec should NOT be updated to the new query string");
  cleanupTestTabs();
});

add_task(function* test_replaceQueryString() {
  let tabRefAboutHome =
    yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:home?hello=firefox");
  yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:mozilla");

  switchTab("about:home", false);
  switchTab("about:home?hello=firefox", true);
  switchTab("about:home?hello=firefoxos", false);
  // Remove the last opened tab to test replaceQueryString option.
  gBrowser.removeCurrentTab();
  switchTab("about:home?hello=firefoxos", true, { replaceQueryString: true });
  is(tabRefAboutHome, gBrowser.selectedTab, "Selected tab should be the initial about:home tab");
  // Wait for the tab to load the new URI spec.
  yield BrowserTestUtils.browserLoaded(tabRefAboutHome.linkedBrowser);
  is(gBrowser.currentURI.spec, "about:home?hello=firefoxos", "The spec should be updated to the new spec");
  cleanupTestTabs();
});

add_task(function* test_replaceQueryStringAndFragment() {
  let tabRefAboutHome =
    yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:home?hello=firefox#aaa");
  let tabRefAboutMozilla =
    yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:mozilla?hello=firefoxos#aaa");

  switchTab("about:home", false);
  gBrowser.removeCurrentTab();
  switchTab("about:home?hello=firefox#aaa", true);
  is(tabRefAboutHome, gBrowser.selectedTab, "Selected tab should be the initial about:home tab");
  switchTab("about:mozilla?hello=firefox#bbb", true, { replaceQueryString: true, ignoreFragment: "whenComparingAndReplace" });
  is(tabRefAboutMozilla, gBrowser.selectedTab, "Selected tab should be the initial about:mozilla tab");
  switchTab("about:home?hello=firefoxos#bbb", true, { ignoreQueryString: true, ignoreFragment: "whenComparingAndReplace" });
  is(tabRefAboutHome, gBrowser.selectedTab, "Selected tab should be the initial about:home tab");
  cleanupTestTabs();
});

add_task(function* test_ignoreQueryStringIgnoresFragment() {
  let tabRefAboutHome =
    yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:home?hello=firefox#aaa");
  yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:mozilla?hello=firefoxos#aaa");

  switchTab("about:home?hello=firefox#bbb", false, { ignoreQueryString: true });
  gBrowser.removeCurrentTab();
  switchTab("about:home?hello=firefoxos#aaa", true, { ignoreQueryString: true });
  is(tabRefAboutHome, gBrowser.selectedTab, "Selected tab should be the initial about:home tab");
  cleanupTestTabs();
});

// Begin helpers

function cleanupTestTabs() {
  while (gBrowser.tabs.length > 1)
    gBrowser.removeCurrentTab();
}

function switchTab(aURI, aShouldFindExistingTab, aOpenParams = {}) {
  // Build the description before switchToTabHavingURI deletes the object properties.
  let msg = `Should switch to existing ${aURI} tab if one existed, ` +
        `${(aOpenParams.ignoreFragment ? "ignoring" : "including")} fragment portion, `;
  if (aOpenParams.replaceQueryString) {
    msg += "replacing";
  } else if (aOpenParams.ignoreQueryString) {
    msg += "ignoring";
  } else {
    msg += "including";
  }
  msg += " query string.";
  let tabFound = switchToTabHavingURI(aURI, true, aOpenParams);
  is(tabFound, aShouldFindExistingTab, msg);
}

registerCleanupFunction(cleanupTestTabs);
