react-native/ReactCommon/hermes/inspector/tools/msggen/__tests__/CommandTest.js

A framework for building native apps using React

/**
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

import {Command} from '../src/Command.js';

test('parses simple command', () => {
  let obj = {
    'name': 'setBreakpointsActive',
    'parameters': [
      { 'name': 'active', 'type': 'boolean', 'description': 'New value for breakpoints active state.' },
    ],
    'description': 'Activates / deactivates all breakpoints on the page.',
  };
  let command = Command.create('Debugger', obj, false);

  expect(command.domain).toBe('Debugger');
  expect(command.name).toBe('setBreakpointsActive');
  expect(command.description).toBe('Activates / deactivates all breakpoints on the page.');
  expect(command.parameters.map(p => p.name)).toEqual(['active']);
  expect(command.returns.length).toBe(0);

  expect(command.getDebuggerName()).toBe('Debugger.setBreakpointsActive');
  expect(command.getCppNamespace()).toBe('debugger');
  expect(command.getRequestCppType()).toBe('SetBreakpointsActiveRequest');
  expect(command.getResponseCppType()).toBeUndefined();
  expect(command.getForwardDecls()).toEqual(['struct SetBreakpointsActiveRequest;']);
});

test('parses command with return', () => {
  let obj = {
    'name': 'setBreakpoint',
    'parameters': [
      { 'name': 'location', '$ref': 'Location', 'description': 'Location to set breakpoint in.' },
      { 'name': 'condition', 'type': 'string', 'optional': true, 'description': 'Expression to use as a breakpoint condition. When specified, debugger will only stop on the breakpoint if this expression evaluates to true.' },
    ],
    'returns': [
      { 'name': 'breakpointId', '$ref': 'BreakpointId', 'description': 'Id of the created breakpoint for further reference.' },
      { 'name': 'actualLocation', '$ref': 'Location', 'description': 'Location this breakpoint resolved into.' },
    ],
    'description': 'Sets JavaScript breakpoint at a given location.',
  };
  let command = Command.create('Debugger', obj, false);

  expect(command.domain).toBe('Debugger');
  expect(command.name).toBe('setBreakpoint');
  expect(command.description).toBe('Sets JavaScript breakpoint at a given location.');
  expect(command.parameters.map(p => p.name)).toEqual(['location', 'condition']);
  expect(command.returns.map(p => p.name)).toEqual(['breakpointId', 'actualLocation']);

  expect(command.getDebuggerName()).toBe('Debugger.setBreakpoint');
  expect(command.getCppNamespace()).toBe('debugger');
  expect(command.getRequestCppType()).toBe('SetBreakpointRequest');
  expect(command.getResponseCppType()).toBe('SetBreakpointResponse');
  expect(command.getForwardDecls()).toEqual([
    'struct SetBreakpointRequest;',
    'struct SetBreakpointResponse;',
  ]);
});