firefox/dom/cache/test/mochitest/test_cache.js

/* global context testDone:true */

var c = null;
var request = "https://example.com/hmm?q=foobar" + context;
var response = new Response("This is some Response!");
var name = "snafu" + context;
var foobar = "foobar" + context;

ok(!!caches, "caches object should be available on global");
caches
  .open(name)
  .then(function (openCache) {
    ok(
      openCache instanceof Cache,
      "cache object should be resolved from caches.open"
    );
    return caches.has(name);
  })
  .then(function (hasResult) {
    ok(hasResult, "caches.has() should resolve true");
    return caches.keys();
  })
  .then(function (keys) {
    ok(!!keys, "caches.keys() should resolve to a truthy value");
    ok(
      keys.length >= 1,
      "caches.keys() should resolve to an array of length at least 1"
    );
    ok(
      keys.includes(name),
      "caches.keys() should resolve to an array containing key"
    );
    return caches.delete(name);
  })
  .then(function (deleteResult) {
    ok(deleteResult, "caches.delete() should resolve true");
    return caches.has(name);
  })
  .then(function (hasMissingCache) {
    ok(!hasMissingCache, "missing key should return false from has");
  })
  .then(function () {
    return caches.open(name);
  })
  .then(function (snafu) {
    return snafu.keys();
  })
  .then(function (empty) {
    is(0, empty.length, "cache.keys() should resolve to an array of length 0");
  })
  .then(function () {
    return caches.open(name);
  })
  .then(function (snafu) {
    var req = "./cachekey";
    var res = new Response("Hello world");
    return snafu
      .put("ftp://invalid", res)
      .then(function () {
        ok(false, "This should fail");
      })
      .catch(function (err) {
        is(
          err.name,
          "TypeError",
          "put() should throw TypeError for invalid scheme"
        );
        return snafu.put(req, res);
      })
      .then(function () {
        return snafu;
      });
  })
  .then(function (snafu) {
    return Promise.all([snafu, snafu.keys()]);
  })
  .then(function (args) {
    var snafu = args[0];
    var keys = args[1];
    is(1, keys.length, "cache.keys() should resolve to an array of length 1");
    ok(keys[0] instanceof Request, "key should be a Request");
    ok(keys[0].url.match(/cachekey$/), "Request URL should match original");
    return Promise.all([
      snafu,
      snafu.match(keys[0]),
      snafu.match("ftp://invalid"),
    ]);
  })
  .then(function (args) {
    var snafu = args[0];
    var res = args[1];
    ok(res instanceof Response, "value should be a Response");
    is(res.status, 200, "Response status should be 200");
    is(
      undefined,
      args[2],
      "Match with invalid scheme should resolve undefined"
    );
    return Promise.all([snafu, snafu.put("./cachekey2", res)]);
  })
  .then(function (args) {
    var snafu = args[0];
    return snafu.match("./cachekey2");
  })
  .then(function (res) {
    return res.text().then(function (v) {
      is(v, "Hello world", "Response body should match original");
    });
  })
  .then(function () {
    // FIXME(nsm): Can't use a Request object for now since the operations
    // consume it's 'body'. See
    // https://github.com/slightlyoff/ServiceWorker/issues/510.
    return caches.open(foobar);
  })
  .then(function (openCache) {
    c = openCache;
    return c.put(request, response);
  })
  .then(function (putResponse) {
    is(putResponse, undefined, "The promise should resolve to undefined");
    return c.keys(request);
  })
  .then(function (keys) {
    ok(keys, "Valid keys object expected");
    is(keys.length, 1, "Only one key is expected");
    return c.keys();
  })
  .then(function (keys) {
    ok(keys, "Valid keys object expected");
    is(keys.length, 1, "Only one key is expected");
    return c.matchAll(request);
  })
  .then(function (matchAllResponses) {
    ok(matchAllResponses, "matchAll should succeed");
    is(matchAllResponses.length, 1, "Only one match is expected");
    return c.match(request);
  })
  .then(function (matchResponse) {
    ok(matchResponse, "match should succeed");
    return caches.match(request);
  })
  .then(function (storageMatchResponse) {
    ok(storageMatchResponse, "storage match should succeed");
    return caches.match(request, { cacheName: foobar });
  })
  .then(function (storageMatchResponse) {
    ok(storageMatchResponse, "storage match with cacheName should succeed");
    var request2 = new Request("https://example.com/hmm?q=snafu" + context);
    return c.match(request2, { ignoreSearch: true });
  })
  .then(function (match2Response) {
    ok(match2Response, "match should succeed");
    return c.delete(request);
  })
  .then(function (deleteResult) {
    ok(deleteResult, "delete should succeed");
    return c.keys();
  })
  .then(function (keys) {
    ok(keys, "Valid keys object expected");
    is(keys.length, 0, "Zero keys is expected");
    return c.matchAll(request);
  })
  .then(function (matchAll2Responses) {
    ok(matchAll2Responses, "matchAll should succeed");
    is(matchAll2Responses.length, 0, "Zero matches is expected");
    return caches.has(foobar);
  })
  .then(function (hasResult) {
    ok(hasResult, "has should succeed");
    return caches.keys();
  })
  .then(function (keys) {
    ok(keys, "Valid keys object expected");
    ok(keys.length >= 2, "At least two keys are expected");
    ok(keys.includes(name), "snafu should exist");
    ok(
      keys.indexOf(foobar) >= keys.indexOf(name),
      "foobar should come after it"
    );
    return caches.delete(foobar);
  })
  .then(function (deleteResult) {
    ok(deleteResult, "delete should succeed");
    return caches.has(foobar);
  })
  .then(function (hasMissingCache) {
    ok(!hasMissingCache, "has should have a result");
    return caches.delete(name);
  })
  .then(function (deleteResult) {
    ok(deleteResult, "delete should succeed");
    testDone();
  });