import {
  getProjects,
  readJson,
  readProjectConfiguration,
  Tree,
  updateJson,
} from '@nx/devkit';
import { createTreeWithEmptyWorkspace } from '@nx/devkit/testing';
import { LibraryGeneratorSchema } from '../../utils/schema';
import libraryGenerator from './library';

describe('lib', () => {
  let tree: Tree;
  const defaultOptions: Omit<LibraryGeneratorSchema, 'name'> = {
    skipTsConfig: false,
    includeBabelRc: false,
    unitTestRunner: 'jest',
    skipFormat: false,
    linter: 'eslint',
    testEnvironment: 'jsdom',
    js: false,
    pascalCaseFiles: false,
    strict: true,
    config: 'project',
  };

  beforeEach(() => {
    tree = createTreeWithEmptyWorkspace({ layout: 'apps-libs' });
    tree.write('/apps/.gitignore', '');
    tree.write('/libs/.gitignore', '');
  });

  describe('configs', () => {
    it('should generate an empty ts lib using --config=npm-scripts', async () => {
      await libraryGenerator(tree, {
        ...defaultOptions,
        name: 'myLib',
        config: 'npm-scripts',
      });
      expect(readJson(tree, '/libs/my-lib/package.json')).toEqual({
        name: '@proj/my-lib',
        version: '0.0.1',
        type: 'commonjs',
        scripts: {
          build: "echo 'implement build'",
          test: "echo 'implement test'",
        },
        dependencies: {},
      });

      expect(tree.exists('libs/my-lib/src/index.ts')).toBeTruthy();
      expect(tree.exists('libs/my-lib/src/lib/my-lib.ts')).toBeTruthy();

      // unitTestRunner property is ignored.
      // It only works with our executors.
      expect(tree.exists('libs/my-lib/src/lib/my-lib.spec.ts')).toBeFalsy();
    });

    it('should generate an empty ts lib using --config=project', async () => {
      await libraryGenerator(tree, {
        ...defaultOptions,
        name: 'my-lib',
        config: 'project',
      });
      const projectConfig = readProjectConfiguration(tree, 'my-lib');
      expect(projectConfig.root).toEqual('libs/my-lib');
    });

    it('should generate an empty ts lib using --config=workspace', async () => {
      await libraryGenerator(tree, {
        ...defaultOptions,
        name: 'my-lib',
        config: 'workspace',
      });
      const projectConfig = readProjectConfiguration(tree, 'my-lib');
      expect(projectConfig.root).toEqual('libs/my-lib');
    });
  });

  describe('shared options', () => {
    describe('not-nested', () => {
      it('should update tags', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          tags: 'one,two',
        });
        const projects = Object.fromEntries(getProjects(tree));
        expect(projects).toMatchObject({
          'my-lib': {
            tags: ['one', 'two'],
          },
        });
      });

      it('should update root tsconfig.base.json', async () => {
        await libraryGenerator(tree, { ...defaultOptions, name: 'myLib' });
        const tsconfigJson = readJson(tree, '/tsconfig.base.json');
        expect(tsconfigJson.compilerOptions.paths['@proj/my-lib']).toEqual([
          'libs/my-lib/src/index.ts',
        ]);
      });

      it('should update root tsconfig.json when no tsconfig.base.json', async () => {
        tree.rename('tsconfig.base.json', 'tsconfig.json');

        await libraryGenerator(tree, { ...defaultOptions, name: 'myLib' });

        const tsconfigJson = readJson(tree, 'tsconfig.json');
        expect(tsconfigJson.compilerOptions.paths['@proj/my-lib']).toEqual([
          'libs/my-lib/src/index.ts',
        ]);
      });

      it('should update root tsconfig.base.json (no existing path mappings)', async () => {
        updateJson(tree, 'tsconfig.base.json', (json) => {
          json.compilerOptions.paths = undefined;
          return json;
        });

        await libraryGenerator(tree, { ...defaultOptions, name: 'myLib' });
        const tsconfigJson = readJson(tree, '/tsconfig.base.json');
        expect(tsconfigJson.compilerOptions.paths['@proj/my-lib']).toEqual([
          'libs/my-lib/src/index.ts',
        ]);
      });

      it('should create a local tsconfig.json', async () => {
        await libraryGenerator(tree, { ...defaultOptions, name: 'myLib' });
        const tsconfigJson = readJson(tree, 'libs/my-lib/tsconfig.json');
        expect(tsconfigJson).toMatchInlineSnapshot(`
          {
            "compilerOptions": {
              "forceConsistentCasingInFileNames": true,
              "module": "commonjs",
              "noFallthroughCasesInSwitch": true,
              "noImplicitOverride": true,
              "noImplicitReturns": true,
              "noPropertyAccessFromIndexSignature": true,
              "strict": true,
            },
            "extends": "../../tsconfig.base.json",
            "files": [],
            "include": [],
            "references": [
              {
                "path": "./tsconfig.lib.json",
              },
              {
                "path": "./tsconfig.spec.json",
              },
            ],
          }
        `);
      });

      it('should extend from root tsconfig.json when no tsconfig.base.json', async () => {
        tree.rename('tsconfig.base.json', 'tsconfig.json');

        await libraryGenerator(tree, { ...defaultOptions, name: 'myLib' });

        const tsconfigJson = readJson(tree, 'libs/my-lib/tsconfig.json');
        expect(tsconfigJson.extends).toBe('../../tsconfig.json');
      });
    });

    describe('nested', () => {
      it('should update tags', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
          tags: 'one',
        });
        let projects = Object.fromEntries(getProjects(tree));
        expect(projects).toMatchObject({
          'my-dir-my-lib': {
            tags: ['one'],
          },
        });

        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib2',
          directory: 'myDir',
          tags: 'one,two',
        });
        projects = Object.fromEntries(getProjects(tree));
        expect(projects).toMatchObject({
          'my-dir-my-lib': {
            tags: ['one'],
          },
          'my-dir-my-lib2': {
            tags: ['one', 'two'],
          },
        });
      });

      it('should generate files', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
        });
        expect(tree.exists(`libs/my-dir/my-lib/jest.config.ts`)).toBeTruthy();
        expect(tree.exists('libs/my-dir/my-lib/src/index.ts')).toBeTruthy();
        expect(
          tree.exists('libs/my-dir/my-lib/src/lib/my-dir-my-lib.ts')
        ).toBeTruthy();
        expect(
          tree.exists('libs/my-dir/my-lib/src/lib/my-dir-my-lib.spec.ts')
        ).toBeTruthy();
        expect(tree.exists('libs/my-dir/my-lib/src/index.ts')).toBeTruthy();
        expect(tree.exists(`libs/my-dir/my-lib/.eslintrc.json`)).toBeTruthy();
        expect(tree.exists(`libs/my-dir/my-lib/package.json`)).toBeTruthy();
      });

      it('should update project configuration', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
          config: 'workspace',
        });

        expect(readProjectConfiguration(tree, 'my-dir-my-lib').root).toEqual(
          'libs/my-dir/my-lib'
        );
      });

      it('should update root tsconfig.base.json', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
        });
        const tsconfigJson = readJson(tree, '/tsconfig.base.json');
        expect(
          tsconfigJson.compilerOptions.paths['@proj/my-dir/my-lib']
        ).toEqual(['libs/my-dir/my-lib/src/index.ts']);
        expect(
          tsconfigJson.compilerOptions.paths['my-dir-my-lib/*']
        ).toBeUndefined();
      });

      it('should update root tsconfig.json when no tsconfig.base.json', async () => {
        tree.rename('tsconfig.base.json', 'tsconfig.json');

        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
        });

        const tsconfigJson = readJson(tree, '/tsconfig.json');
        expect(
          tsconfigJson.compilerOptions.paths['@proj/my-dir/my-lib']
        ).toEqual(['libs/my-dir/my-lib/src/index.ts']);
        expect(
          tsconfigJson.compilerOptions.paths['my-dir-my-lib/*']
        ).toBeUndefined();
      });

      it('should create a local tsconfig.json', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
        });

        const tsconfigJson = readJson(tree, 'libs/my-dir/my-lib/tsconfig.json');
        expect(tsconfigJson.references).toEqual([
          {
            path: './tsconfig.lib.json',
          },
          {
            path: './tsconfig.spec.json',
          },
        ]);
      });

      it('should extend from root tsconfig.base.json', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
        });

        const tsconfigJson = readJson(tree, 'libs/my-dir/my-lib/tsconfig.json');
        expect(tsconfigJson.extends).toBe('../../../tsconfig.base.json');
      });

      it('should extend from root tsconfig.json when no tsconfig.base.json', async () => {
        tree.rename('tsconfig.base.json', 'tsconfig.json');

        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
        });

        const tsconfigJson = readJson(tree, 'libs/my-dir/my-lib/tsconfig.json');
        expect(tsconfigJson.extends).toBe('../../../tsconfig.json');
      });
    });

    describe('--no-strict', () => {
      it('should update the projects tsconfig with strict false', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          strict: false,
        });
        const tsconfigJson = readJson(tree, '/libs/my-lib/tsconfig.json');

        expect(
          tsconfigJson.compilerOptions?.forceConsistentCasingInFileNames
        ).not.toBeDefined();
        expect(tsconfigJson.compilerOptions?.strict).not.toBeDefined();
        expect(
          tsconfigJson.compilerOptions?.noImplicitOverride
        ).not.toBeDefined();
        expect(
          tsconfigJson.compilerOptions?.noPropertyAccessFromIndexSignature
        ).not.toBeDefined();
        expect(
          tsconfigJson.compilerOptions?.noImplicitReturns
        ).not.toBeDefined();
        expect(
          tsconfigJson.compilerOptions?.noFallthroughCasesInSwitch
        ).not.toBeDefined();
      });

      it('should default to strict true', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
        });
        const tsconfigJson = readJson(tree, '/libs/my-lib/tsconfig.json');

        expect(tsconfigJson.compilerOptions.strict).toBeTruthy();
        expect(
          tsconfigJson.compilerOptions.forceConsistentCasingInFileNames
        ).toBeTruthy();
        expect(tsconfigJson.compilerOptions.noImplicitReturns).toBeTruthy();
        expect(
          tsconfigJson.compilerOptions.noFallthroughCasesInSwitch
        ).toBeTruthy();
      });
    });

    describe('--importPath', () => {
      it('should update the tsconfig with the given import path', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
          importPath: '@myorg/lib',
        });
        const tsconfigJson = readJson(tree, '/tsconfig.base.json');

        expect(tsconfigJson.compilerOptions.paths['@myorg/lib']).toBeDefined();
      });

      it('should fail if the same importPath has already been used', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib1',
          importPath: '@myorg/lib',
        });

        try {
          await libraryGenerator(tree, {
            ...defaultOptions,
            name: 'myLib2',
            importPath: '@myorg/lib',
          });
        } catch (e) {
          expect(e.message).toContain(
            'You already have a library using the import path'
          );
        }

        expect.assertions(1);
      });

      it('should provide a default import path using npm scope', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
        });

        const tsconfigJson = readJson(tree, '/tsconfig.base.json');
        expect(
          tsconfigJson.compilerOptions.paths['@proj/my-lib']
        ).toBeDefined();
      });

      it('should read import path from existing name in package.json', async () => {
        updateJson(tree, 'package.json', (json) => {
          json.name = '@acme/core';
          return json;
        });
        await libraryGenerator(tree, {
          ...defaultOptions,
          rootProject: true,
          name: 'myLib',
        });

        const tsconfigJson = readJson(tree, '/tsconfig.base.json');
        expect(tsconfigJson.compilerOptions.paths['@acme/core']).toBeDefined();
      });
    });

    describe('--pascalCaseFiles', () => {
      it('should generate files with upper case names', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          pascalCaseFiles: true,
        });
        expect(tree.exists('libs/my-lib/src/lib/MyLib.ts')).toBeTruthy();
        expect(tree.exists('libs/my-lib/src/lib/MyLib.spec.ts')).toBeTruthy();
      });

      it('should generate files with upper case names for nested libs as well', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
          pascalCaseFiles: true,
        });
        expect(
          tree.exists('libs/my-dir/my-lib/src/lib/MyDirMyLib.ts')
        ).toBeTruthy();
        expect(
          tree.exists('libs/my-dir/my-lib/src/lib/MyDirMyLib.spec.ts')
        ).toBeTruthy();
      });
    });
  });

  describe('--linter', () => {
    it('should add eslint dependencies', async () => {
      await libraryGenerator(tree, {
        ...defaultOptions,
        name: 'myLib',
      });

      const packageJson = readJson(tree, 'package.json');
      expect(packageJson.devDependencies['eslint']).toBeDefined();
      expect(packageJson.devDependencies['@nx/linter']).toBeDefined();
      expect(packageJson.devDependencies['@nx/eslint-plugin']).toBeDefined();
    });

    describe('not nested', () => {
      it('should update configuration', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
        });
        expect(readProjectConfiguration(tree, 'my-lib').targets.lint).toEqual({
          executor: '@nx/linter:eslint',
          outputs: ['{options.outputFile}'],
          options: {
            lintFilePatterns: [
              'libs/my-lib/**/*.ts',
              'libs/my-lib/package.json',
            ],
          },
        });
      });

      it('should create a local .eslintrc.json', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
        });

        const eslintJson = readJson(tree, 'libs/my-lib/.eslintrc.json');
        expect(eslintJson).toMatchInlineSnapshot(`
          {
            "extends": [
              "../../.eslintrc.json",
            ],
            "ignorePatterns": [
              "!**/*",
            ],
            "overrides": [
              {
                "files": [
                  "*.ts",
                  "*.tsx",
                  "*.js",
                  "*.jsx",
                ],
                "rules": {},
              },
              {
                "files": [
                  "*.ts",
                  "*.tsx",
                ],
                "rules": {},
              },
              {
                "files": [
                  "*.js",
                  "*.jsx",
                ],
                "rules": {},
              },
              {
                "files": [
                  "*.json",
                ],
                "parser": "jsonc-eslint-parser",
                "rules": {
                  "@nx/dependency-checks": "error",
                },
              },
            ],
          }
        `);
      });
    });

    describe('nested', () => {
      it('should update configuration', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
        });

        expect(
          readProjectConfiguration(tree, 'my-dir-my-lib').targets.lint
        ).toEqual({
          executor: '@nx/linter:eslint',
          outputs: ['{options.outputFile}'],
          options: {
            lintFilePatterns: [
              'libs/my-dir/my-lib/**/*.ts',
              'libs/my-dir/my-lib/package.json',
            ],
          },
        });
      });

      it('should create a local .eslintrc.json', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
        });

        const eslintJson = readJson(tree, 'libs/my-dir/my-lib/.eslintrc.json');
        expect(eslintJson).toMatchInlineSnapshot(`
          {
            "extends": [
              "../../../.eslintrc.json",
            ],
            "ignorePatterns": [
              "!**/*",
            ],
            "overrides": [
              {
                "files": [
                  "*.ts",
                  "*.tsx",
                  "*.js",
                  "*.jsx",
                ],
                "rules": {},
              },
              {
                "files": [
                  "*.ts",
                  "*.tsx",
                ],
                "rules": {},
              },
              {
                "files": [
                  "*.js",
                  "*.jsx",
                ],
                "rules": {},
              },
              {
                "files": [
                  "*.json",
                ],
                "parser": "jsonc-eslint-parser",
                "rules": {
                  "@nx/dependency-checks": "error",
                },
              },
            ],
          }
        `);
      });
    });

    describe('--js flag', () => {
      it('should generate js files instead of ts files', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          js: true,
        });
        expect(tree.exists(`libs/my-lib/jest.config.js`)).toBeTruthy();
        expect(tree.exists('libs/my-lib/src/index.js')).toBeTruthy();
        expect(tree.exists('libs/my-lib/src/lib/my-lib.js')).toBeTruthy();
        expect(tree.exists('libs/my-lib/src/lib/my-lib.spec.js')).toBeTruthy();
      });

      it('should update tsconfig.json with compilerOptions.allowJs: true', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          js: true,
        });
        expect(
          readJson(tree, 'libs/my-lib/tsconfig.json').compilerOptions.allowJs
        ).toBeTruthy();
      });

      it('should update tsconfig.lib.json include with src/**/*.js glob', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          js: true,
        });
        expect(readJson(tree, 'libs/my-lib/tsconfig.lib.json').include).toEqual(
          ['src/**/*.ts', 'src/**/*.js']
        );
      });

      it('should update root tsconfig.json with a js file path', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          js: true,
        });
        const tsconfigJson = readJson(tree, '/tsconfig.base.json');
        expect(tsconfigJson.compilerOptions.paths['@proj/my-lib']).toEqual([
          'libs/my-lib/src/index.js',
        ]);
      });

      it('should generate js files for nested libs as well', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
          js: true,
        });
        expect(tree.exists(`libs/my-dir/my-lib/jest.config.js`)).toBeTruthy();
        expect(tree.exists('libs/my-dir/my-lib/src/index.js')).toBeTruthy();
        expect(
          tree.exists('libs/my-dir/my-lib/src/lib/my-dir-my-lib.js')
        ).toBeTruthy();
        expect(
          tree.exists('libs/my-dir/my-lib/src/lib/my-dir-my-lib.spec.js')
        ).toBeTruthy();
        expect(tree.exists('libs/my-dir/my-lib/src/index.js')).toBeTruthy();
      });

      it('should configure the project for linting js files', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          directory: 'myDir',
          js: true,
        });
        expect(
          readProjectConfiguration(tree, 'my-dir-my-lib').targets.lint.options
            .lintFilePatterns
        ).toEqual([
          'libs/my-dir/my-lib/**/*.js',
          'libs/my-dir/my-lib/package.json',
        ]);
        expect(readJson(tree, 'libs/my-dir/my-lib/.eslintrc.json'))
          .toMatchInlineSnapshot(`
          {
            "extends": [
              "../../../.eslintrc.json",
            ],
            "ignorePatterns": [
              "!**/*",
            ],
            "overrides": [
              {
                "files": [
                  "*.ts",
                  "*.tsx",
                  "*.js",
                  "*.jsx",
                ],
                "rules": {},
              },
              {
                "files": [
                  "*.ts",
                  "*.tsx",
                ],
                "rules": {},
              },
              {
                "files": [
                  "*.js",
                  "*.jsx",
                ],
                "rules": {},
              },
              {
                "files": [
                  "*.json",
                ],
                "parser": "jsonc-eslint-parser",
                "rules": {
                  "@nx/dependency-checks": "error",
                },
              },
            ],
          }
        `);
      });
    });
  });

  describe('--unit-test-runner jest', () => {
    it('should generate test configuration', async () => {
      await libraryGenerator(tree, {
        ...defaultOptions,
        name: 'myLib',
        unitTestRunner: 'jest',
      });

      expect(tree.exists('libs/my-lib/tsconfig.spec.json')).toBeTruthy();
      expect(tree.exists('libs/my-lib/jest.config.ts')).toBeTruthy();
      expect(tree.exists('libs/my-lib/src/lib/my-lib.spec.ts')).toBeTruthy();

      const projectConfig = readProjectConfiguration(tree, 'my-lib');
      expect(projectConfig.targets.test).toBeDefined();

      expect(tree.exists(`libs/my-lib/jest.config.ts`)).toBeTruthy();
      expect(tree.read(`libs/my-lib/jest.config.ts`, 'utf-8'))
        .toMatchInlineSnapshot(`
        "/* eslint-disable */
        export default {
          displayName: 'my-lib',
          preset: '../../jest.preset.js',
          transform: {
            '^.+\\\\.[tj]s$': ['ts-jest', { tsconfig: '<rootDir>/tsconfig.spec.json' }],
          },
          moduleFileExtensions: ['ts', 'js', 'html'],
          coverageDirectory: '../../coverage/libs/my-lib',
        };
        "
      `);
      const readme = tree.read('libs/my-lib/README.md', 'utf-8');
      expect(readme).toContain('nx test my-lib');
    });

    it('should generate test configuration with swc and js', async () => {
      await libraryGenerator(tree, {
        ...defaultOptions,
        name: 'myLib',
        unitTestRunner: 'jest',
        bundler: 'swc',
        js: true,
      });

      expect(tree.exists('libs/my-lib/tsconfig.spec.json')).toBeTruthy();
      expect(tree.exists('libs/my-lib/jest.config.js')).toBeTruthy();
      expect(tree.exists('libs/my-lib/src/lib/my-lib.spec.js')).toBeTruthy();

      const projectConfig = readProjectConfiguration(tree, 'my-lib');
      expect(projectConfig.targets.test).toBeDefined();

      expect(tree.exists(`libs/my-lib/jest.config.js`)).toBeTruthy();
      expect(
        tree.read(`libs/my-lib/jest.config.js`, 'utf-8')
      ).toMatchSnapshot();
      const readme = tree.read('libs/my-lib/README.md', 'utf-8');
      expect(readme).toContain('nx test my-lib');
    });

    describe('--buildable deprecation - replace with other options', () => {
      it('should NOT generate the build target if bundler is none', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          bundler: 'none',
        });

        const config = readProjectConfiguration(tree, 'my-lib');
        expect(config.targets.build).not.toBeDefined();
      });

      it('should still generate the build target if bundler is undefined', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
        });

        const config = readProjectConfiguration(tree, 'my-lib');
        expect(config.targets.build).toBeDefined();
      });

      it('should generate the build target', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          bundler: 'tsc',
        });

        const config = readProjectConfiguration(tree, 'my-lib');
        expect(config.targets.build).toEqual({
          executor: '@nx/js:tsc',
          options: {
            assets: ['libs/my-lib/*.md'],
            main: 'libs/my-lib/src/index.ts',
            outputPath: 'dist/libs/my-lib',
            tsConfig: 'libs/my-lib/tsconfig.lib.json',
          },
          outputs: ['{options.outputPath}'],
        });
      });

      it('should generate the build target for swc', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          bundler: 'swc',
        });

        const config = readProjectConfiguration(tree, 'my-lib');
        expect(config.targets.build).toEqual({
          executor: '@nx/js:swc',
          options: {
            assets: ['libs/my-lib/*.md'],
            main: 'libs/my-lib/src/index.ts',
            outputPath: 'dist/libs/my-lib',
            tsConfig: 'libs/my-lib/tsconfig.lib.json',
          },
          outputs: ['{options.outputPath}'],
        });
      });

      it('should generate swcrc for swc', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          bundler: 'swc',
        });

        expect(tree.exists('libs/my-lib/.swcrc')).toBeTruthy();
      });

      it('should setup jest project using swc', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          bundler: 'swc',
        });

        const jestConfig = tree.read('libs/my-lib/jest.config.ts').toString();
        expect(jestConfig).toContain('@swc/jest');
      });

      it('should generate a package.json file', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          bundler: 'tsc',
        });

        expect(tree.exists('libs/my-lib/package.json')).toBeTruthy();
      });
    });

    describe('--buildable -- make sure old schema still works - no breaking change', () => {
      it('should generate the build target', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          buildable: true,
          compiler: 'tsc',
        });

        const config = readProjectConfiguration(tree, 'my-lib');
        expect(config.targets.build).toEqual({
          executor: '@nx/js:tsc',
          options: {
            assets: ['libs/my-lib/*.md'],
            main: 'libs/my-lib/src/index.ts',
            outputPath: 'dist/libs/my-lib',
            tsConfig: 'libs/my-lib/tsconfig.lib.json',
          },
          outputs: ['{options.outputPath}'],
        });
      });

      it('should generate the build target for swc', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          buildable: true,
          compiler: 'swc',
        });

        const config = readProjectConfiguration(tree, 'my-lib');
        expect(config.targets.build).toEqual({
          executor: '@nx/js:swc',
          options: {
            assets: ['libs/my-lib/*.md'],
            main: 'libs/my-lib/src/index.ts',
            outputPath: 'dist/libs/my-lib',
            tsConfig: 'libs/my-lib/tsconfig.lib.json',
          },
          outputs: ['{options.outputPath}'],
        });
      });

      it('should generate swcrc for swc', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          buildable: true,
          compiler: 'swc',
        });

        expect(tree.exists('libs/my-lib/.swcrc')).toBeTruthy();
      });

      it('should setup jest project using swc', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          buildable: true,
          compiler: 'swc',
        });

        const jestConfig = tree.read('libs/my-lib/jest.config.ts').toString();
        expect(jestConfig).toContain('@swc/jest');
      });

      it('should generate a package.json file', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          buildable: true,
          compiler: 'tsc',
        });

        expect(tree.exists('libs/my-lib/package.json')).toBeTruthy();
      });
    });

    describe('bundler=rollup - no compiler', () => {
      it('should generate correct options for build', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          bundler: 'rollup',
        });

        const config = readProjectConfiguration(tree, 'my-lib');
        expect(config.targets.build.options.project).toEqual(
          `libs/my-lib/package.json`
        );
      });

      it('should always set compiler to swc if bundler is rollup', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          bundler: 'rollup',
        });

        const config = readProjectConfiguration(tree, 'my-lib');
        expect(config.targets.build.options.compiler).toEqual('swc');
      });
    });

    describe('--publishable', () => {
      it('should generate the build target', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          publishable: true,
          importPath: '@proj/my-lib',
          bundler: 'tsc',
        });

        const config = readProjectConfiguration(tree, 'my-lib');
        expect(config.targets.build).toEqual({
          executor: '@nx/js:tsc',
          options: {
            assets: ['libs/my-lib/*.md'],
            main: 'libs/my-lib/src/index.ts',
            outputPath: 'dist/libs/my-lib',
            tsConfig: 'libs/my-lib/tsconfig.lib.json',
          },
          outputs: ['{options.outputPath}'],
        });
      });

      it('should generate the publish target', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          publishable: true,
          importPath: '@proj/my-lib',
          bundler: 'tsc',
        });

        const config = readProjectConfiguration(tree, 'my-lib');
        expect(config.targets.publish).toEqual({
          command:
            'node tools/scripts/publish.mjs my-lib {args.ver} {args.tag}',
          dependsOn: ['build'],
        });
      });

      it('should generate publish script', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          publishable: true,
          importPath: '@proj/my-lib',
          bundler: 'tsc',
        });

        expect(tree.exists('tools/scripts/publish.mjs')).toBeTruthy();
      });
    });

    describe('--includeBabelRc', () => {
      it('should generate a .babelrc when flag is set to true', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          includeBabelRc: true,
        });

        expect(tree.exists('libs/my-lib/.babelrc')).toBeTruthy();
      });

      it('should not generate a .babelrc when flag is set to false', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          includeBabelRc: false,
        });

        expect(tree.exists('libs/my-lib/.babelrc')).toBeFalsy();
      });

      it('should not generate a .babelrc when bundler is swc (even if flag is set to true)', async () => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          bundler: 'swc',
          includeBabelRc: true,
        });

        expect(tree.exists('libs/my-lib/.babelrc')).toBeFalsy();
      });

      it('should generate a .babelrc when flag is set to true (even if there is no `@nx/web` plugin installed)', async () => {
        updateJson(tree, 'package.json', (json) => {
          json.devDependencies = {};
          return json;
        });

        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          includeBabelRc: true,
        });

        expect(tree.exists('libs/my-lib/.babelrc')).toBeTruthy();

        const babelRc = readJson(tree, 'libs/my-lib/.babelrc');
        expect(babelRc).toMatchInlineSnapshot(`
          {
            "presets": [
              [
                "@nx/js/babel",
                {
                  "useBuiltIns": "usage",
                },
              ],
            ],
          }
        `);
      });

      it('should not generate a .babelrc when flag is not set and there is NOT a `@nx/web` package installed', async () => {
        updateJson(tree, 'package.json', (json) => {
          json.devDependencies = {
            '@nx/angular': '1.1.1',
            '@nx/next': '1.1.1',
          };
          return json;
        });

        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          includeBabelRc: undefined,
        });

        expect(tree.exists('libs/my-lib/.babelrc')).toBeFalsy();
      });
    });
  });

  describe('--bundler=vite', () => {
    it('should add build and test targets with vite and vitest', async () => {
      await libraryGenerator(tree, {
        ...defaultOptions,
        name: 'myLib',
        bundler: 'vite',
        unitTestRunner: undefined,
      });

      const project = readProjectConfiguration(tree, 'my-lib');
      expect(project.targets.build).toMatchObject({
        executor: '@nx/vite:build',
      });
      expect(project.targets.test).toMatchObject({
        executor: '@nx/vite:test',
      });
      expect(tree.exists('libs/my-lib/vite.config.ts')).toBeTruthy();
    });

    it.each`
      unitTestRunner | executor
      ${'none'}      | ${undefined}
      ${'jest'}      | ${'@nx/jest:jest'}
    `(
      'should respect unitTestRunner if passed',
      async ({ unitTestRunner, executor }) => {
        await libraryGenerator(tree, {
          ...defaultOptions,
          name: 'myLib',
          bundler: 'vite',
          unitTestRunner,
        });

        const project = readProjectConfiguration(tree, 'my-lib');
        expect(project.targets.test?.executor).toEqual(executor);
      }
    );
  });

  describe('--minimal', () => {
    it('should generate a README.md when minimal is set to false', async () => {
      await libraryGenerator(tree, {
        ...defaultOptions,
        name: 'myLib',
        minimal: false,
      });

      expect(tree.exists('libs/my-lib/README.md')).toBeTruthy();
    });

    it('should not generate a README.md when minimal is set to true', async () => {
      await libraryGenerator(tree, {
        ...defaultOptions,
        name: 'myLib',
        minimal: true,
      });

      expect(tree.exists('libs/my-lib/README.md')).toBeFalsy();
    });

    it('should generate a README.md and add it to the build assets when buildable is true and minimal is false', async () => {
      await libraryGenerator(tree, {
        ...defaultOptions,
        name: 'myLib',
        bundler: 'tsc',
        minimal: false,
      });

      expect(tree.exists('libs/my-lib/README.md')).toBeTruthy();

      const project = readProjectConfiguration(tree, 'my-lib');
      expect(project.targets.build.options.assets).toStrictEqual([
        'libs/my-lib/*.md',
      ]);
    });

    it('should not generate a README.md when both bundler and minimal are set', async () => {
      await libraryGenerator(tree, {
        ...defaultOptions,
        name: 'myLib',
        bundler: 'tsc',
        minimal: true,
      });

      expect(tree.exists('libs/my-lib/README.md')).toBeFalsy();

      const project = readProjectConfiguration(tree, 'my-lib');
      expect(project.targets.build.options.assets).toEqual([]);
    });
  });

  describe('--simpleName', () => {
    it('should generate a simple name', async () => {
      await libraryGenerator(tree, {
        ...defaultOptions,
        name: 'myLib',
        simpleName: true,
        directory: 'web',
      });

      expect(tree.read('libs/web/my-lib/src/index.ts', 'utf-8')).toContain(
        `export * from './lib/my-lib';`
      );
      expect(tree.exists('libs/web/my-lib/src/lib/my-lib.ts')).toBeTruthy();
    });
  });
});
