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<!DOCTYPE HTML>
<html>
<head>
  <title>BrowsingData FormData test</title>
  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  <script src="chrome://mochikit/content/tests/SimpleTest/ExtensionTestUtils.js"></script>
  <script type="text/javascript" src="head.js"></script>
  <link rel="stylesheet" href="chrome://mochikit/contents/tests/SimpleTest/test.css"/>
</head>
<body>

<script type="text/javascript">
"use strict";

var {FormHistory} = ChromeUtils.import("resource://gre/modules/FormHistory.jsm");

const REFERENCE_DATE = Date.now();

function countEntries(fieldname, message, expected) {
  return new Promise((resolve, reject) => {
    let callback = {
      handleResult: result => {
        is(result, expected, message);
        resolve();
      },
      handleError: reject,
    };

    FormHistory.count({fieldname}, callback);
  });
}

async function setupFormHistory() {
  function searchEntries(terms, params) {
    return new Promise((resolve, reject) => {
      let callback = {
        handleResult: resolve,
        handleError: reject,
      };

      FormHistory.search(terms, params, callback);
    });
  }

  function update(changes) {
    return new Promise((resolve, reject) => {
      let callback = {
        handleError: reject,
        handleCompletion: resolve,
      };
      FormHistory.update(changes, callback);
    });
  }

  // Make sure we've got a clean DB to start with, then add the entries we'll be testing.
  await update([
    {op: "remove"},
    {
      op: "add",
      fieldname: "reference",
      value: "reference",
    }, {
      op: "add",
      fieldname: "10secondsAgo",
      value: "10s",
    }, {
      op: "add",
      fieldname: "10minutesAgo",
      value: "10m",
    }]);

  // Age the entries to the proper vintage.
  let timestamp = REFERENCE_DATE * 1000;
  let result = await searchEntries(["guid"], {fieldname: "reference"});
  await update({op: "update", firstUsed: timestamp, guid: result.guid});

  timestamp = (REFERENCE_DATE - 10000) * 1000;
  result = await searchEntries(["guid"], {fieldname: "10secondsAgo"});
  await update({op: "update", firstUsed: timestamp, guid: result.guid});

  timestamp = (REFERENCE_DATE - 10000 * 60) * 1000;
  result = await searchEntries(["guid"], {fieldname: "10minutesAgo"});
  await update({op: "update", firstUsed: timestamp, guid: result.guid});

  // Sanity check.
  await countEntries("reference", "Checking for 10minutes form history entry creation", 1);
  await countEntries("10secondsAgo", "Checking for 1hour form history entry creation", 1);
  await countEntries("10minutesAgo", "Checking for 1hour10minutes form history entry creation", 1);
}

add_task(async function testFormData() {
  function background() {
    browser.test.onMessage.addListener(async (msg, options) => {
      if (msg == "removeFormData") {
        await browser.browsingData.removeFormData(options);
      } else {
        await browser.browsingData.remove(options, {formData: true});
      }
      browser.test.sendMessage("formDataRemoved");
    });
  }

  let extension = ExtensionTestUtils.loadExtension({
    background,
    manifest: {
      permissions: ["browsingData"],
    },
  });

  async function testRemovalMethod(method) {
    // Clear form data with no since value.
    await setupFormHistory();
    extension.sendMessage(method, {});
    await extension.awaitMessage("formDataRemoved");

    await countEntries("reference", "reference form entry should be deleted.", 0);
    await countEntries("10secondsAgo", "10secondsAgo form entry should be deleted.", 0);
    await countEntries("10minutesAgo", "10minutesAgo form entry should be deleted.", 0);

    // Clear form data with recent since value.
    await setupFormHistory();
    extension.sendMessage(method, {since: REFERENCE_DATE});
    await extension.awaitMessage("formDataRemoved");

    await countEntries("reference", "reference form entry should be deleted.", 0);
    await countEntries("10secondsAgo", "10secondsAgo form entry should still exist.", 1);
    await countEntries("10minutesAgo", "10minutesAgo form entry should still exist.", 1);

    // Clear form data with old since value.
    await setupFormHistory();
    extension.sendMessage(method, {since: REFERENCE_DATE - 1000000});
    await extension.awaitMessage("formDataRemoved");

    await countEntries("reference", "reference form entry should be deleted.", 0);
    await countEntries("10secondsAgo", "10secondsAgo form entry should be deleted.", 0);
    await countEntries("10minutesAgo", "10minutesAgo form entry should be deleted.", 0);
  }

  await extension.startup();

  await testRemovalMethod("removeFormData");
  await testRemovalMethod("remove");

  await extension.unload();
});

</script>
</body>
</html>