<!DOCTYPE HTML>
<html>
<head>
  <meta charset="utf-8">
  <title>Downloads Test</title>
  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="text/javascript" src="/tests/SimpleTest/ExtensionTestUtils.js"></script>
  <script type="text/javascript" src="head.js"></script>
  <link rel="stylesheet" href="/tests/SimpleTest/test.css"/>
</head>
<body>

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

async function background() {
  const url = "http://mochi.test:8888/tests/mobile/android/components/extensions/test/mochitest/context_tabs_onUpdated_page.html";

  browser.test.assertThrows(
    () => browser.downloads.download(),
    /Incorrect argument types for downloads.download/,
    "Should fail without options"
  );

  browser.test.assertThrows(
    () => browser.downloads.download({url: "invalid url"}),
    /invalid url is not a valid URL/,
    "Should fail on invalid URL"
  );

  browser.test.assertThrows(
    () => browser.downloads.download({}),
    /Property "url" is required/,
    "Should fail with no URL"
  );

  browser.test.assertThrows(
    () => browser.downloads.download({url, method: "DELETE"}),
    /Invalid enumeration value "DELETE"/,
    "Should fail with invalid method"
  );

  await browser.test.assertRejects(
    browser.downloads.download({url, headers: [{name: "Host", value: "Banana"}]}),
    /Forbidden request header name/,
    "Should fail with a forbidden header"
  );

  const absoluteFilename = SpecialPowers.Services.appinfo.OS === "WINNT"
    ? "C:\\tmp\\file.gif"
    : "/tmp/file.gif";

  await browser.test.assertRejects(
    browser.downloads.download({url, filename: absoluteFilename}),
    /filename must not be an absolute path/,
    "Should fail with an absolute file path"
  );

  await browser.test.assertRejects(
    browser.downloads.download({url, filename: ""}),
    /filename must not be empty/,
    "Should fail with an empty file path"
  );

  await browser.test.assertRejects(
    browser.downloads.download({url, filename: "file."}),
    /filename must not contain illegal characters/,
    "Should fail with a dot in the filename"
  );

  await browser.test.assertRejects(
    browser.downloads.download({url, filename: "../file.gif"}),
    /filename must not contain back-references/,
    "Should fail with a file path that contains back-references"
  );

  browser.test.notifyPass("download.done");
}

add_task(async function test_invalid_download_parameters() {
  const extension = ExtensionTestUtils.loadExtension({
    manifest: {permissions: ["downloads"]},
    background,
  });
  await extension.startup();

  await extension.awaitFinish("download.done");

  await extension.unload();
});
</script>

</body>
</html>
