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

/* exported testGenerator */
var testGenerator = testSteps();

function* testSteps() {
  // Test object stores

  const name = "test_complex_keyPaths";
  const keyPaths = [
    { keyPath: "id", value: { id: 5 }, key: 5 },
    { keyPath: "id", value: { id: "14", iid: 12 }, key: "14" },
    { keyPath: "id", value: { iid: "14", id: 12 }, key: 12 },
    { keyPath: "id", value: {} },
    { keyPath: "id", value: { id: {} } },
    { keyPath: "id", value: { id: /x/ } },
    { keyPath: "id", value: 2 },
    { keyPath: "id", value: undefined },
    { keyPath: "foo.id", value: { foo: { id: 7 } }, key: 7 },
    { keyPath: "foo.id", value: { id: 7, foo: { id: "asdf" } }, key: "asdf" },
    { keyPath: "foo.id", value: { foo: { id: undefined } } },
    { keyPath: "foo.id", value: { foo: 47 } },
    { keyPath: "foo.id", value: {} },
    { keyPath: "", value: "foopy", key: "foopy" },
    { keyPath: "", value: 2, key: 2 },
    { keyPath: "", value: undefined },
    { keyPath: "", value: { id: 12 } },
    { keyPath: "", value: /x/ },
    {
      keyPath: "foo.bar",
      value: { baz: 1, foo: { baz2: 2, bar: "xo" } },
      key: "xo",
    },
    {
      keyPath: "foo.bar.baz",
      value: { foo: { bar: { bazz: 16, baz: 17 } } },
      key: 17,
    },
    { keyPath: "foo..id", exception: true },
    { keyPath: "foo.", exception: true },
    { keyPath: "fo o", exception: true },
    { keyPath: "foo ", exception: true },
    { keyPath: "foo[bar]", exception: true },
    { keyPath: "foo[1]", exception: true },
    { keyPath: "$('id').stuff", exception: true },
    { keyPath: "foo.2.bar", exception: true },
    { keyPath: "foo. .bar", exception: true },
    { keyPath: ".bar", exception: true },
    { keyPath: [], exception: true },

    { keyPath: ["foo", "bar"], value: { foo: 1, bar: 2 }, key: [1, 2] },
    { keyPath: ["foo"], value: { foo: 1, bar: 2 }, key: [1] },
    {
      keyPath: ["foo", "bar", "bar"],
      value: { foo: 1, bar: "x" },
      key: [1, "x", "x"],
    },
    { keyPath: ["x", "y"], value: { x: [], y: "x" }, key: [[], "x"] },
    { keyPath: ["x", "y"], value: { x: [[1]], y: "x" }, key: [[[1]], "x"] },
    {
      keyPath: ["x", "y"],
      value: { x: [[1]], y: new Date(1) },
      key: [[[1]], new Date(1)],
    },
    {
      keyPath: ["x", "y"],
      value: { x: [[1]], y: [new Date(3)] },
      key: [[[1]], [new Date(3)]],
    },
    {
      keyPath: ["x", "y.bar"],
      value: { x: "hi", y: { bar: "x" } },
      key: ["hi", "x"],
    },
    {
      keyPath: ["x.y", "y.bar"],
      value: { x: { y: "hello" }, y: { bar: "nurse" } },
      key: ["hello", "nurse"],
    },
    { keyPath: ["", ""], value: 5, key: [5, 5] },
    { keyPath: ["x", "y"], value: { x: 1 } },
    { keyPath: ["x", "y"], value: { y: 1 } },
    { keyPath: ["x", "y"], value: { x: 1, y: undefined } },
    { keyPath: ["x", "y"], value: { x: null, y: 1 } },
    { keyPath: ["x", "y.bar"], value: { x: null, y: { bar: "x" } } },
    { keyPath: ["x", "y"], value: { x: 1, y: false } },
    { keyPath: ["x", "y", "z"], value: { x: 1, y: false, z: "a" } },
    { keyPath: [".x", "y", "z"], exception: true },
    { keyPath: ["x", "y ", "z"], exception: true },
  ];

  let openRequest = indexedDB.open(name, 1);
  openRequest.onerror = errorHandler;
  openRequest.onupgradeneeded = grabEventAndContinueHandler;
  openRequest.onsuccess = unexpectedSuccessHandler;
  let event = yield undefined;
  let db = event.target.result;

  let stores = {};

  // Test creating object stores and inserting data
  for (let i = 0; i < keyPaths.length; i++) {
    let info = keyPaths[i];

    let test = " for objectStore test " + JSON.stringify(info);
    let indexName = JSON.stringify(info.keyPath);
    if (!stores[indexName]) {
      try {
        let objectStore = db.createObjectStore(indexName, {
          keyPath: info.keyPath,
        });
        ok(!("exception" in info), "shouldn't throw" + test);
        is(
          JSON.stringify(objectStore.keyPath),
          JSON.stringify(info.keyPath),
          "correct keyPath property" + test
        );
        ok(
          // eslint-disable-next-line no-self-compare
          objectStore.keyPath === objectStore.keyPath,
          "object identity should be preserved"
        );
        stores[indexName] = objectStore;
      } catch (e) {
        ok("exception" in info, "should throw" + test);
        is(e.name, "SyntaxError", "expect a SyntaxError" + test);
        ok(e instanceof DOMException, "Got a DOM Exception" + test);
        is(e.code, DOMException.SYNTAX_ERR, "expect a syntax error" + test);
        continue;
      }
    }

    let store = stores[indexName];

    try {
      var request = store.add(info.value);
      ok("key" in info, "successfully created request to insert value" + test);
    } catch (e) {
      ok(!("key" in info), "threw when attempted to insert" + test);
      ok(e instanceof DOMException, "Got a DOMException" + test);
      is(e.name, "DataError", "expect a DataError" + test);
      is(e.code, 0, "expect zero" + test);
      continue;
    }

    request.onerror = errorHandler;
    request.onsuccess = grabEventAndContinueHandler;

    let e = yield undefined;
    is(e.type, "success", "inserted successfully" + test);
    is(e.target, request, "expected target" + test);
    ok(compareKeys(request.result, info.key), "found correct key" + test);
    is(
      indexedDB.cmp(request.result, info.key),
      0,
      "returned key compares correctly" + test
    );

    store.get(info.key).onsuccess = grabEventAndContinueHandler;
    e = yield undefined;
    isnot(e.target.result, undefined, "Did find entry");

    // Check that cursor.update work as expected
    request = store.openCursor();
    request.onerror = errorHandler;
    request.onsuccess = grabEventAndContinueHandler;
    e = yield undefined;
    let cursor = e.target.result;
    request = cursor.update(info.value);
    request.onerror = errorHandler;
    request.onsuccess = grabEventAndContinueHandler;
    yield undefined;
    ok(true, "Successfully updated cursor" + test);

    // Check that cursor.update throws as expected when key is changed
    let newValue = cursor.value;
    let destProp = Array.isArray(info.keyPath) ? info.keyPath[0] : info.keyPath;
    if (destProp) {
      let splitDestProp = destProp.split(".");
      if (splitDestProp.length == 1) {
        newValue[splitDestProp[0]] = "newKeyValue";
      } else if (splitDestProp.length == 2) {
        newValue[splitDestProp[0]][splitDestProp[1]] = "newKeyValue";
      } else {
        newValue[splitDestProp[0]][splitDestProp[1]][splitDestProp[2]] =
          "newKeyValue";
      }
    } else {
      newValue = "newKeyValue";
    }
    let didThrow;
    try {
      cursor.update(newValue);
    } catch (ex) {
      didThrow = ex;
    }
    ok(didThrow instanceof DOMException, "Got a DOMException" + test);
    is(didThrow.name, "DataError", "expect a DataError" + test);
    is(didThrow.code, 0, "expect zero" + test);

    // Clear object store to prepare for next test
    store.clear().onsuccess = grabEventAndContinueHandler;
    yield undefined;
  }

  // Attempt to create indexes and insert data
  let store = db.createObjectStore("indexStore");
  let indexes = {};
  for (let i = 0; i < keyPaths.length; i++) {
    let info = keyPaths[i];
    let test = " for index test " + JSON.stringify(info);
    let indexName = JSON.stringify(info.keyPath);
    if (!indexes[indexName]) {
      try {
        let index = store.createIndex(indexName, info.keyPath);
        ok(!("exception" in info), "shouldn't throw" + test);
        is(
          JSON.stringify(index.keyPath),
          JSON.stringify(info.keyPath),
          "index has correct keyPath property" + test
        );
        ok(
          // eslint-disable-next-line no-self-compare
          index.keyPath === index.keyPath,
          "object identity should be preserved"
        );
        indexes[indexName] = index;
      } catch (e) {
        ok("exception" in info, "should throw" + test);
        is(e.name, "SyntaxError", "expect a SyntaxError" + test);
        ok(e instanceof DOMException, "Got a DOM Exception" + test);
        is(e.code, DOMException.SYNTAX_ERR, "expect a syntax error" + test);
        continue;
      }
    }

    let index = indexes[indexName];

    request = store.add(info.value, 1);
    if ("key" in info) {
      index.getKey(info.key).onsuccess = grabEventAndContinueHandler;
      let e = yield undefined;
      is(e.target.result, 1, "found value when reading" + test);
    } else {
      index.count().onsuccess = grabEventAndContinueHandler;
      let e = yield undefined;
      is(e.target.result, 0, "should be empty" + test);
    }

    store.clear().onsuccess = grabEventAndContinueHandler;
    yield undefined;
  }

  // Autoincrement and complex key paths
  let aitests = [
    { v: {}, k: 1, res: { foo: { id: 1 } } },
    { v: { value: "x" }, k: 2, res: { value: "x", foo: { id: 2 } } },
    { v: { value: "x", foo: {} }, k: 3, res: { value: "x", foo: { id: 3 } } },
    {
      v: { v: "x", foo: { x: "y" } },
      k: 4,
      res: { v: "x", foo: { x: "y", id: 4 } },
    },
    { v: { value: 2, foo: { id: 10 } }, k: 10 },
    { v: { value: 2 }, k: 11, res: { value: 2, foo: { id: 11 } } },
    { v: true },
    { v: { value: 2, foo: 12 } },
    { v: { foo: { id: true } } },
    { v: { foo: { x: 5, id: {} } } },
    { v: undefined },
    { v: { foo: undefined } },
    { v: { foo: { id: undefined } } },
    { v: null },
    { v: { foo: null } },
    { v: { foo: { id: null } } },
  ];

  store = db.createObjectStore("gen", {
    keyPath: "foo.id",
    autoIncrement: true,
  });
  for (let i = 0; i < aitests.length; ++i) {
    let info = aitests[i];
    let test = " for autoIncrement test " + JSON.stringify(info);

    let preValue = JSON.stringify(info.v);
    if ("k" in info) {
      store.add(info.v).onsuccess = grabEventAndContinueHandler;
      is(JSON.stringify(info.v), preValue, "put didn't modify value" + test);
    } else {
      try {
        store.add(info.v);
        ok(false, "should throw" + test);
      } catch (e) {
        ok(true, "did throw" + test);
        ok(e instanceof DOMException, "Got a DOMException" + test);
        is(e.name, "DataError", "expect a DataError" + test);
        is(e.code, 0, "expect zero" + test);

        is(
          JSON.stringify(info.v),
          preValue,
          "failing put didn't modify value" + test
        );

        continue;
      }
    }

    let e = yield undefined;
    is(e.target.result, info.k, "got correct return key" + test);

    store.get(info.k).onsuccess = grabEventAndContinueHandler;
    e = yield undefined;
    is(
      JSON.stringify(e.target.result),
      JSON.stringify(info.res || info.v),
      "expected value stored" + test
    );
  }

  openRequest.onsuccess = grabEventAndContinueHandler;
  yield undefined;

  finishTest();
}
