/**
 * Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/publicdomain/zero/1.0/
 */

/**
 * This test is mainly to verify UpgradeStorageFrom0_0To1_0 method.
 */

function* testSteps() {
  const origins = [
    {
      path: "storage/default/1007+f+app+++system.gaiamobile.org",
      obsolete: true,
    },

    {
      path: "storage/default/1007+t+https+++developer.cdn.mozilla.net",
      obsolete: true,
    },

    {
      path: "storage/default/http+++www.mozilla.org",
      obsolete: false,
      url: "http://www.mozilla.org",
      persistence: "default",
    },
  ];

  const storageFileName = "storage.sqlite";
  const metadataFileName = ".metadata";
  const metadata2FileName = ".metadata-v2";

  const packages = [
    // Storage used by FF 36-48 (storage/default/ directory, but no
    // storage.sqlite and no .metadata-v2 files).
    "version0_0_profile",
    "../defaultStorageDirectory_shared",
  ];

  info("Clearing");

  clear(continueToNextStepSync);
  yield undefined;

  info("Verifying storage");

  verifyStorage(packages, "beforeInstall");

  info("Installing packages");

  installPackages(packages);

  info("Verifying storage");

  verifyStorage(packages, "afterInstall");

  info("Checking storage file");

  let storageFile = getRelativeFile(storageFileName);

  let exists = storageFile.exists();
  ok(!exists, "Storage file doesn't exist");

  info("Checking origin directories");

  for (let origin of origins) {
    let originDir = getRelativeFile(origin.path);

    exists = originDir.exists();
    ok(exists, "Origin directory does exist");

    let metadataFile = originDir.clone();
    metadataFile.append(metadataFileName);

    exists = metadataFile.exists();
    ok(exists, "Metadata file does exist");

    let metadata2File = originDir.clone();
    metadata2File.append(metadata2FileName);

    exists = metadata2File.exists();
    ok(!exists, "Metadata file doesn't exist");
  }

  info("Initializing");

  let request = init(continueToNextStepSync);
  yield undefined;

  ok(request.resultCode == NS_OK, "Initialization succeeded");

  info("Verifying storage");

  verifyStorage(packages, "afterInit");

  // TODO: Remove this block once temporary storage initialization is able to
  //       ignore unknown directories.
  getRelativeFile("storage/default/invalid+++example.com").remove(false);
  getRelativeFile("storage/temporary/invalid+++example.com").remove(false);

  exists = storageFile.exists();
  ok(exists, "Storage file does exist");

  info("Checking origin directories");

  for (let origin of origins) {
    let originDir = getRelativeFile(origin.path);

    exists = originDir.exists();
    if (origin.obsolete) {
      ok(!exists, "Origin directory doesn't exist");
    } else {
      ok(exists, "Origin directory does exist");

      let metadataFile = originDir.clone();
      metadataFile.append(metadataFileName);

      exists = metadataFile.exists();
      ok(exists, "Metadata file does exist");

      let metadata2File = originDir.clone();
      metadata2File.append(metadata2FileName);

      exists = metadata2File.exists();
      ok(exists, "Metadata file does exist");
    }
  }

  info("Initializing temporary storage");

  request = initTemporaryStorage(continueToNextStepSync);
  yield undefined;

  ok(request.resultCode == NS_OK, "Initialization succeeded");

  info("Initializing origins");

  for (const origin of origins) {
    if (!origin.obsolete) {
      info("Initializing origin");

      let principal = getPrincipal(origin.url);
      request = initTemporaryOrigin(
        origin.persistence,
        principal,
        continueToNextStepSync
      );
      yield undefined;

      ok(request.resultCode == NS_OK, "Initialization succeeded");

      ok(!request.result, "Origin directory wasn't created");
    }
  }

  finishTest();
}