import { ContextKeysManager, NOTHING } from "../..";

describe("Context Keys Manager - getKey", () => {
  it("returns null if key is invalid", async () => {
    // setup
    const invalidKey = null;

    const mockedLogger = {
      warn: jest.fn(),
    };

    const mockedSessionStorage = {
      getItem: jest.fn(),
      setItem: jest.fn(),
      removeItem: jest.fn(),
    };

    const mockedLocalStorage = {
      getItem: jest.fn(),
      setItem: jest.fn(),
      removeItem: jest.fn(),
    };

    const mockedSecureStorage = {
      getItem: jest.fn(),
      setItem: jest.fn(),
      removeItem: jest.fn(),
    };

    const contextManager = new ContextKeysManager({
      logger: mockedLogger,
      sessionStorage: mockedSessionStorage,
      localStorage: mockedLocalStorage,
      secureStorage: mockedSecureStorage,
    });

    const getKeyByReference = jest.spyOn(contextManager, "getKeyByReference");

    // run
    const result = await contextManager.getKey(invalidKey);

    // verify
    expect(result).toBeNull();

    expect(mockedLogger.warn).toHaveBeenCalledTimes(1);

    expect(mockedLogger.warn).toHaveBeenCalledWith({
      message:
        "Provided key is not valid - expecing an object with namespace and key properties",
      data: { key: invalidKey },
    });

    expect(getKeyByReference).not.toHaveBeenCalled();
    expect(mockedSessionStorage.getItem).not.toHaveBeenCalled();
    expect(mockedLocalStorage.getItem).not.toHaveBeenCalled();
    expect(mockedSecureStorage.getItem).not.toHaveBeenCalled();
  });

  it("returns null if failed to get in session-storage", async () => {
    // setup
    const key = "namespace.key";
    const error = Error("oops");

    const mockedLogger = {
      warn: jest.fn(),
    };

    const mockedSessionStorage = {
      getItem: jest.fn().mockRejectedValueOnce(error),
      setItem: jest.fn(),
      removeItem: jest.fn(),
    };

    const mockedLocalStorage = {
      getItem: jest.fn(),
      setItem: jest.fn(),
      removeItem: jest.fn(),
    };

    const mockedSecureStorage = {
      getItem: jest.fn(),
      setItem: jest.fn(),
      removeItem: jest.fn(),
    };

    const contextManager = new ContextKeysManager({
      logger: mockedLogger,
      sessionStorage: mockedSessionStorage,
      localStorage: mockedLocalStorage,
      secureStorage: mockedSecureStorage,
    });

    const getKeyByReference = jest
      .spyOn(contextManager, "getKeyByReference")
      .mockResolvedValueOnce(NOTHING);

    // run
    const result = await contextManager.getKey(key);

    // verify
    expect(result).toBeNull();

    expect(mockedLogger.warn).toHaveBeenCalledTimes(1);

    expect(mockedLogger.warn).toHaveBeenCalledWith({
      message: error.message,
      data: { key },
    });

    expect(getKeyByReference).toHaveBeenCalledWith("key", "namespace");

    expect(mockedSessionStorage.getItem).toHaveBeenCalledWith(
      "key",
      "namespace"
    );

    expect(mockedLocalStorage.getItem).not.toHaveBeenCalled();
    expect(mockedSecureStorage.getItem).not.toHaveBeenCalled();
  });

  it("returns null if failed to get in local-storage", async () => {
    // setup
    const key = "namespace.key";
    const error = Error("oops");

    const mockedLogger = {
      warn: jest.fn(),
    };

    const mockedSessionStorage = {
      getItem: jest.fn().mockResolvedValueOnce(undefined),
      setItem: jest.fn(),
      removeItem: jest.fn(),
    };

    const mockedLocalStorage = {
      getItem: jest.fn().mockRejectedValueOnce(error),
      setItem: jest.fn(),
      removeItem: jest.fn(),
    };

    const mockedSecureStorage = {
      getItem: jest.fn(),
      setItem: jest.fn(),
      removeItem: jest.fn(),
    };

    const contextManager = new ContextKeysManager({
      logger: mockedLogger,
      sessionStorage: mockedSessionStorage,
      localStorage: mockedLocalStorage,
      secureStorage: mockedSecureStorage,
    });

    const getKeyByReference = jest
      .spyOn(contextManager, "getKeyByReference")
      .mockResolvedValueOnce(NOTHING);

    // run
    const result = await contextManager.getKey(key);

    // verify
    expect(result).toBeNull();

    expect(mockedLogger.warn).toHaveBeenCalledTimes(1);

    expect(mockedLogger.warn).toHaveBeenCalledWith({
      message: error.message,
      data: { key },
    });

    expect(getKeyByReference).toHaveBeenCalledWith("key", "namespace");

    expect(mockedSessionStorage.getItem).toHaveBeenCalledWith(
      "key",
      "namespace"
    );

    expect(mockedLocalStorage.getItem).toHaveBeenCalledWith("key", "namespace");
    expect(mockedSecureStorage.getItem).not.toHaveBeenCalled();
  });

  it("returns null if failed to get in secure-storage", async () => {
    // setup
    const key = "namespace.key";
    const error = Error("oops");

    const mockedLogger = {
      warn: jest.fn(),
    };

    const mockedSessionStorage = {
      getItem: jest.fn().mockResolvedValueOnce(undefined),
      setItem: jest.fn(),
      removeItem: jest.fn(),
    };

    const mockedLocalStorage = {
      getItem: jest.fn().mockResolvedValueOnce(undefined),
      setItem: jest.fn(),
      removeItem: jest.fn(),
    };

    const mockedSecureStorage = {
      getItem: jest.fn().mockRejectedValueOnce(error),
      setItem: jest.fn(),
      removeItem: jest.fn(),
    };

    const contextManager = new ContextKeysManager({
      logger: mockedLogger,
      sessionStorage: mockedSessionStorage,
      localStorage: mockedLocalStorage,
      secureStorage: mockedSecureStorage,
    });

    const getKeyByReference = jest
      .spyOn(contextManager, "getKeyByReference")
      .mockResolvedValueOnce(NOTHING);

    // run
    const result = await contextManager.getKey(key);

    // verify
    expect(result).toBeNull();

    expect(mockedLogger.warn).toHaveBeenCalledTimes(1);

    expect(mockedLogger.warn).toHaveBeenCalledWith({
      message: error.message,
      data: { key },
    });

    expect(getKeyByReference).toHaveBeenCalledWith("key", "namespace");

    expect(mockedSessionStorage.getItem).toHaveBeenCalledWith(
      "key",
      "namespace"
    );

    expect(mockedLocalStorage.getItem).toHaveBeenCalledWith("key", "namespace");

    expect(mockedSecureStorage.getItem).toHaveBeenCalledWith(
      "key",
      "namespace"
    );
  });
});