angular-cli/packages/angular_devkit/build_angular/testing/utils.ts

/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */

import { Architect } from '@angular-devkit/architect';
import { WorkspaceNodeModulesArchitectHost } from '@angular-devkit/architect/node';
import { TestProjectHost, TestingArchitectHost } from '@angular-devkit/architect/testing';
import { Path, getSystemPath, normalize, schema, workspaces, join } from '@angular-devkit/core';

export const workspaceRoot = join(normalize(__dirname), './hello-world-app/');
export const host = new TestProjectHost(workspaceRoot);
export const outputPathBrowser = normalize('dist/app/browser');
export const outputPathServer = normalize('dist/app/server');

export async function createArchitect(root: Path) {
  const workspaceSysPath = getSystemPath(root);

  const { workspace } = await workspaces.readWorkspace(
    workspaceSysPath,
    workspaces.createWorkspaceHost(host),
  );
  const architectHost = new TestingArchitectHost(
    workspaceSysPath,
    workspaceSysPath,
    new WorkspaceNodeModulesArchitectHost(workspace, workspaceSysPath),
  );

  const registry = new schema.CoreSchemaRegistry();
  registry.addPostTransform(schema.transforms.addUndefinedDefaults);
  const architect = new Architect(architectHost, registry);

  return {
    workspace,
    architectHost,
    architect,
  };
}