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

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

SimpleTest.registerCleanupFunction(() => { SpecialPowers.clearUserPref("intl.accept_languages"); });
SimpleTest.registerCleanupFunction(() => { SpecialPowers.clearUserPref("general.useragent.locale"); });

add_task(function* test_i18n() {
  function runTests(assertEq) {
    let _ = browser.i18n.getMessage.bind(browser.i18n);

    let url = browser.runtime.getURL("/");
    assertEq(url, `moz-extension://${_("@@extension_id")}/`, "@@extension_id builtin message");

    assertEq("Foo.", _("Foo"), "Simple message in selected locale.");

    assertEq("(bar)", _("bar"), "Simple message fallback in default locale.");

    assertEq("", _("some-unknown-locale-string"), "Unknown locale string.");

    assertEq("", _("@@unknown_builtin_string"), "Unknown built-in string.");
    assertEq("", _("@@bidi_unknown_builtin_string"), "Unknown built-in bidi string.");

    assertEq("Føo.", _("Föo"), "Multi-byte message in selected locale.");

    let substitutions = [];
    substitutions[4] = "5";
    substitutions[13] = "14";

    assertEq("'$0' '14' '' '5' '$$$$' '$'.", _("basic_substitutions", substitutions),
             "Basic numeric substitutions");

    assertEq("'$0' '' 'just a string' '' '$$$$' '$'.", _("basic_substitutions", "just a string"),
             "Basic numeric substitutions, with non-array value");

    let values = _("named_placeholder_substitutions", ["(subst $1 $2)", "(2 $1 $2)"]).split("\n");

    assertEq("_foo_ (subst $1 $2) _bar_", values[0], "Named and numeric substitution");

    assertEq("(2 $1 $2)", values[1], "Numeric substitution amid named placeholders");

    assertEq("$bad name$", values[2], "Named placeholder with invalid key");

    assertEq("", values[3], "Named placeholder with an invalid value");

    assertEq("Accepted, but shouldn't break.", values[4], "Named placeholder with a strange content value");

    assertEq("$foo", values[5], "Non-placeholder token that should be ignored");
  }

  let extension = ExtensionTestUtils.loadExtension({
    manifest: {
      "default_locale": "jp",

      content_scripts: [
        {"matches": ["http://mochi.test/*/file_sample.html"],
         "js": ["content.js"]},
      ],
    },


    files: {
      "_locales/en_US/messages.json": {
        "foo": {
          "message": "Foo.",
          "description": "foo",
        },

        "föo": {
          "message": "Føo.",
          "description": "foo",
        },

        "basic_substitutions": {
          "message": "'$0' '$14' '$1' '$5' '$$$$$' '$$'.",
          "description": "foo",
        },

        "Named_placeholder_substitutions": {
          "message": "$Foo$\n$2\n$bad name$\n$bad_value$\n$bad_content_value$\n$foo",
          "description": "foo",
          "placeholders": {
            "foO": {
              "content": "_foo_ $1 _bar_",
              "description": "foo",
            },

            "bad name": {
              "content": "Nope.",
              "description": "bad name",
            },

            "bad_value": "Nope.",

            "bad_content_value": {
              "content": ["Accepted, but shouldn't break."],
              "description": "bad value",
            },
          },
        },

        "broken_placeholders": {
          "message": "$broken$",
          "description": "broken placeholders",
          "placeholders": "foo.",
        },
      },

      "_locales/jp/messages.json": {
        "foo": {
          "message": "(foo)",
          "description": "foo",
        },

        "bar": {
          "message": "(bar)",
          "description": "bar",
        },
      },

      "content.js": "new " + function(runTestsFn) {
        runTestsFn((...args) => {
          browser.runtime.sendMessage(["assertEq", ...args]);
        });

        browser.runtime.sendMessage(["content-script-finished"]);
      } + `(${runTests})`,
    },

    background: "new " + function(runTestsFn) {
      browser.runtime.onMessage.addListener(([msg, ...args]) => {
        if (msg == "assertEq") {
          browser.test.assertEq(...args);
        } else {
          browser.test.sendMessage(msg, ...args);
        }
      });

      runTestsFn(browser.test.assertEq.bind(browser.test));
    } + `(${runTests})`,
  });

  yield extension.startup();

  let win = window.open("file_sample.html");
  yield extension.awaitMessage("content-script-finished");
  win.close();

  yield extension.unload();
});

add_task(function* test_get_accept_languages() {
  function background() {
    function checkResults(source, results, expected) {
      browser.test.assertEq(
        expected.length,
        results.length,
        `got expected number of languages in ${source}`);
      results.forEach((lang, index) => {
        browser.test.assertEq(
          expected[index],
          lang,
          `got expected language in ${source}`);
      });
    }

    let tabId;

    browser.tabs.query({currentWindow: true, active: true}, tabs => {
      tabId = tabs[0].id;
      browser.test.sendMessage("ready");
    });

    browser.test.onMessage.addListener(async ([msg, expected]) => {
      let contentResults = await browser.tabs.sendMessage(tabId, "get-results");
      let backgroundResults = await browser.i18n.getAcceptLanguages();

      checkResults("contentScript", contentResults, expected);
      checkResults("background", backgroundResults, expected);

      browser.test.sendMessage("done");
    });
  }

  function content() {
    browser.runtime.onMessage.addListener((msg, sender, respond) => {
      browser.i18n.getAcceptLanguages(respond);
      return true;
    });
  }

  let extension = ExtensionTestUtils.loadExtension({
    manifest: {
      "content_scripts": [{
        "matches": ["http://mochi.test/*/file_sample.html"],
        "run_at": "document_start",
        "js": ["content_script.js"],
      }],
    },

    background,

    files: {
      "content_script.js": content,
    },
  });

  let win = window.open("file_sample.html");

  yield extension.startup();
  yield extension.awaitMessage("ready");

  let expectedLangs = ["en-US", "en"];
  extension.sendMessage(["expect-results", expectedLangs]);
  yield extension.awaitMessage("done");

  expectedLangs = ["en-US", "en", "fr-CA", "fr"];
  SpecialPowers.setCharPref("intl.accept_languages", expectedLangs.toString());
  extension.sendMessage(["expect-results", expectedLangs]);
  yield extension.awaitMessage("done");
  SpecialPowers.clearUserPref("intl.accept_languages");

  win.close();

  yield extension.unload();
});

add_task(function* test_get_ui_language() {
  function getResults() {
    return {
      getUILanguage: browser.i18n.getUILanguage(),
      getMessage: browser.i18n.getMessage("@@ui_locale"),
    };
  }

  function background(getResultsFn) {
    function checkResults(source, results, expected) {
      browser.test.assertEq(
        expected,
        results.getUILanguage,
        `Got expected getUILanguage result in ${source}`
      );
      browser.test.assertEq(
        expected,
        results.getMessage,
        `Got expected getMessage result in ${source}`
      );
    }

    let tabId;

    browser.test.onMessage.addListener(([msg, expected]) => {
      browser.tabs.sendMessage(tabId, "get-results", result => {
        checkResults("contentScript", result, expected);
        checkResults("background", getResultsFn(), expected);

        browser.test.sendMessage("done");
      });
    });

    browser.tabs.query({currentWindow: true, active: true}, tabs => {
      tabId = tabs[0].id;
      browser.test.sendMessage("ready");
    });
  }

  function content(getResultsFn) {
    browser.runtime.onMessage.addListener((msg, sender, respond) => {
      respond(getResultsFn());
    });
  }

  let extension = ExtensionTestUtils.loadExtension({
    manifest: {
      "content_scripts": [{
        "matches": ["http://mochi.test/*/file_sample.html"],
        "run_at": "document_start",
        "js": ["content_script.js"],
      }],
    },

    background: `(${background})(${getResults})`,

    files: {
      "content_script.js": `(${content})(${getResults})`,
    },
  });

  let win = window.open("file_sample.html");

  yield extension.startup();
  yield extension.awaitMessage("ready");

  extension.sendMessage(["expect-results", "en_US"]);
  yield extension.awaitMessage("done");

  SpecialPowers.setCharPref("general.useragent.locale", "he");

  extension.sendMessage(["expect-results", "he"]);
  yield extension.awaitMessage("done");

  win.close();

  yield extension.unload();
});


add_task(function* test_detect_language() {
  const af_string = " aam skukuza die naam beteken hy wat skoonvee of hy wat alles onderstebo keer wysig " +
    "bosveldkampe boskampe is kleiner afgeleë ruskampe wat oor min fasiliteite beskik daar is geen restaurante " +
    "of winkels nie en slegs oornagbesoekers word toegelaat bateleur";
  // String with intermixed French/English text
  const fr_en_string = "France is the largest country in Western Europe and the third-largest in Europe as a whole. " +
    "A accès aux chiens et aux frontaux qui lui ont été il peut consulter et modifier ses collections et exporter " +
    "Cet article concerne le pays européen aujourd’hui appelé République française. Pour d’autres usages du nom France, " +
    "Pour une aide rapide et effective, veuiller trouver votre aide dans le menu ci-dessus." +
    "Motoring events began soon after the construction of the first successful gasoline-fueled automobiles. The quick brown fox jumped over the lazy dog";

  function background() {
    function checkResult(source, result, expected) {
      browser.test.assertEq(expected.isReliable, result.isReliable, "result.confident is true");
      browser.test.assertEq(
        expected.languages.length,
        result.languages.length,
        `result.languages contains the expected number of languages in ${source}`);
      expected.languages.forEach((lang, index) => {
        browser.test.assertEq(
          lang.percentage,
          result.languages[index].percentage,
          `element ${index} of result.languages array has the expected percentage in ${source}`);
        browser.test.assertEq(
          lang.language,
          result.languages[index].language,
          `element ${index} of result.languages array has the expected language in ${source}`);
      });
    }

    let tabId;

    browser.tabs.query({currentWindow: true, active: true}, tabs => {
      tabId = tabs[0].id;
      browser.test.sendMessage("ready");
    });

    browser.test.onMessage.addListener(async ([msg, expected]) => {
      let backgroundResults = await browser.i18n.detectLanguage(msg);
      let contentResults = await browser.tabs.sendMessage(tabId, msg);

      checkResult("background", backgroundResults, expected);
      checkResult("contentScript", contentResults, expected);

      browser.test.sendMessage("done");
    });
  }

  function content() {
    browser.runtime.onMessage.addListener((msg, sender, respond) => {
      browser.i18n.detectLanguage(msg, respond);
      return true;
    });
  }

  let extension = ExtensionTestUtils.loadExtension({
    manifest: {
      "content_scripts": [{
        "matches": ["http://mochi.test/*/file_sample.html"],
        "run_at": "document_start",
        "js": ["content_script.js"],
      }],
    },

    background,

    files: {
      "content_script.js": content,
    },
  });

  let win = window.open("file_sample.html");

  yield extension.startup();
  yield extension.awaitMessage("ready");

  let expected = {
    isReliable: true,
    languages: [
      {
        language: "fr",
        percentage: 67,
      },
      {
        language: "en",
        percentage: 32,
      },
    ],
  };
  extension.sendMessage([fr_en_string, expected]);
  yield extension.awaitMessage("done");

  expected = {
    isReliable: true,
    languages: [
      {
        language: "af",
        percentage: 99,
      },
    ],
  };
  extension.sendMessage([af_string, expected]);
  yield extension.awaitMessage("done");

  win.close();

  yield extension.unload();
});

</script>

</body>
</html>