ink-use-stream-dimensions/build/cjs/index.test.js

Get the columns and rows of a stream in a ink app

"use strict";
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
  isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
  mod
));
var import_react = __toESM(require("react"), 1);
var import_ava = __toESM(require("ava"), 1);
var import_ink_testing_library = require("ink-testing-library");
var import_react2 = require("@testing-library/react");
var import_sinon = require("sinon");
var import_index = require("./index.js");
function setup(stdout) {
  const dimensions = [0, 0];
  function Wrapper() {
    const result = (0, import_index.useStreamDimensions)(stdout);
    dimensions.splice(0, dimensions.length, ...result);
    return null;
  }
  const component = (0, import_ink_testing_library.render)(import_react.default.createElement(Wrapper, null));
  return [dimensions, component];
}
(0, import_ava.default)("it gets the right columns and rows", (t) => {
  const mockedStdout = {
    columns: 12,
    rows: 34,
    on: (0, import_sinon.fake)(),
    off: (0, import_sinon.fake)()
  };
  const [result] = setup(mockedStdout);
  t.deepEqual(result, [12, 34]);
});
(0, import_ava.default)("it subscribes to changes", (t) => {
  const mockedStdout = {
    columns: 12,
    rows: 34,
    on: (0, import_sinon.fake)(),
    off: (0, import_sinon.fake)()
  };
  (0, import_react2.act)(() => {
    setup(mockedStdout);
  });
  t.true(mockedStdout.on.calledOnce, "It should subscribe to changes");
});
(0, import_ava.default)("it cleans the stream subscription", (t) => {
  const mockedStdout = {
    columns: 12,
    rows: 34,
    on: (0, import_sinon.fake)(),
    off: (0, import_sinon.fake)()
  };
  let component = null;
  (0, import_react2.act)(() => {
    ;
    [, component] = setup(mockedStdout);
  });
  (0, import_react2.act)(() => {
    component.unmount();
  });
  t.true(mockedStdout.off.calledOnce, "It should remove the event on unmount");
});
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