mockzilla/dist/mockAssimilate.js

A mocking toolkit leveraging the power of TypeScript to enhance your jest experience.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.mockAssimilate = void 0;
const error_1 = require("./error");
const utils_1 = require("./utils");
const deepMock_1 = require("./deepMock");
function mockAssimilate(instance, name, { mock: mockKeys, whitelist }) {
    const [proxy, mock] = (0, deepMock_1.deepMock)(name);
    const properties = (0, utils_1.getAllProperties)(instance);
    // Validate, that every mock is in properties
    for (const key of mockKeys) {
        if (!properties.includes(key))
            throw new error_1.MockzillaError(`Property "${key}" does not exist on ${name}, so it can't be assimilated`);
        else if (typeof instance[key] !== "function")
            throw new error_1.MockzillaError(`Property "${key}" on ${name} is not a function, so it can't be assimilated`);
    }
    // Validate, that every whitelist item is in properties
    if (whitelist) {
        const key = whitelist.find((property) => !properties.includes(property));
        if (key)
            throw new error_1.MockzillaError(`Property "${key}" does not exist on ${name}, so it can't be whitelisted`);
    }
    for (const property of properties) {
        if (mockKeys.includes(property)) {
            mock[property].mockAllowMethod();
            instance[property] = proxy[property];
        }
        else if (whitelist && !whitelist.includes(property))
            (0, utils_1.denyPropertyAccess)(instance, property);
    }
    return mock;
}
exports.mockAssimilate = mockAssimilate;