From 69a87e3b0282d79d88b4d69c2811ee1c5aa82371 Mon Sep 17 00:00:00 2001
From: Yasuaki Uechi <y@uechi.io>
Date: Wed, 29 Jun 2022 13:53:33 +0900
Subject: [PATCH] fix: make `installNpmPackage` work without package.json

---
 README.md                            |  90 +++++-----
 src/cli.ts                           |   9 +-
 src/index.ts                         | 247 +++++++++++++++++++++------
 src/npm.ts                           |  40 +++++
 src/template.ts                      |  19 ++-
 tests/fixtures/create-test/LICENSE   |  19 ---
 tests/fixtures/create-test/README.md |  36 ----
 tests/fixtures/minimal/LICENSE       |  19 ---
 tests/fixtures/minimal/README.md     |  36 ----
 9 files changed, 296 insertions(+), 219 deletions(-)
 delete mode 100644 tests/fixtures/create-test/LICENSE
 delete mode 100644 tests/fixtures/create-test/README.md
 delete mode 100644 tests/fixtures/minimal/LICENSE
 delete mode 100644 tests/fixtures/minimal/README.md

diff --git a/README.md b/README.md
index 11303a4..51567d3 100644
--- a/README.md
+++ b/README.md
@@ -19,47 +19,51 @@
 
 <!-- START mdmod {use: 'toc'} -->
 
-- [Quick Start](#quick-start)
-  - [1. Bootstrap your project](#1-bootstrap-your-project)
-  - [2. Add and edit template files](#2-add-and-edit-template-files)
-  - [3. Build the app (TypeScript only)](#3-build-the-app-typescript-only)
-  - [4. Publish package to npm](#4-publish-package-to-npm)
-  - [5. PROFIT](#5-profit)
-- [Template](#template)
-  - [Advanced: Multiple templates](#advanced-multiple-templates)
-  - [Helper functions](#helper-functions)
-    - [`upper`](#upper)
-    - [`lower`](#lower)
-    - [`capital`](#capital)
-    - [`camel`](#camel)
-    - [`snake`](#snake)
-    - [`kebab`](#kebab)
-    - [`space`](#space)
-    - [`uuid`](#uuid)
-- [Config](#config)
-  - [templateRoot (required)](#templateroot-required)
-  - [modifyName (default: `undefined`)](#modifyname-default-undefined)
-  - [extra (default: `undefined`)](#extra-default-undefined)
-  - [defaultDescription (default: `description`)](#defaultdescription-default-description)
-  - [defaultAuthor (default: `user.name` in `~/.gitconfig` otherwise `Your name`)](#defaultauthor-default-username-in-gitconfig-otherwise-your-name)
-  - [defaultEmail (default: `user.email` in `~/.gitconfig` otherwise `Your email`)](#defaultemail-default-useremail-in-gitconfig-otherwise-your-email)
-  - [defaultTemplate (default: `default`)](#defaulttemplate-default-default)
-  - [defaultLicense (default: `MIT`)](#defaultlicense-default-mit)
-  - [defaultPackageManager (default: `undefined`)](#defaultpackagemanager-default-undefined)
-  - [promptForDescription (default: `true`)](#promptfordescription-default-true)
-  - [promptForAuthor (default: `true`)](#promptforauthor-default-true)
-  - [promptForEmail (default: `true`)](#promptforemail-default-true)
-  - [promptForTemplate (default: `false`)](#promptfortemplate-default-false)
-  - [promptForLicense (default: `true`)](#promptforlicense-default-true)
-  - [promptForPackageManager (default: `false`)](#promptforpackagemanager-default-false)
-  - [skipGitInit (default: `false`)](#skipgitinit-default-false)
-  - [skipNpmInstall (default: `false`)](#skipnpminstall-default-false)
-  - [after (default: `undefined`)](#after-default-undefined)
-  - [caveat (default: `undefined`)](#caveat-default-undefined)
-  - [`AfterHookOptions`](#afterhookoptions)
-- [Showcase](#showcase)
-- [Contribution](#contribution)
-  - [Contributors ✨](#contributors-)
+
+- [✨ Create Create App](#-create-create-app)
+  - [Why?](#why)
+  - [Table of contents](#table-of-contents)
+  - [Quick Start](#quick-start)
+    - [1. Bootstrap your project](#1-bootstrap-your-project)
+    - [2. Add and edit template files](#2-add-and-edit-template-files)
+    - [3. Build the app (TypeScript only)](#3-build-the-app-typescript-only)
+    - [4. Publish package to npm](#4-publish-package-to-npm)
+    - [5. PROFIT](#5-profit)
+  - [Template](#template)
+    - [Advanced: Multiple templates](#advanced-multiple-templates)
+    - [Helper functions](#helper-functions)
+      - [`upper`](#upper)
+      - [`lower`](#lower)
+      - [`capital`](#capital)
+      - [`camel`](#camel)
+      - [`snake`](#snake)
+      - [`kebab`](#kebab)
+      - [`space`](#space)
+      - [`uuid`](#uuid)
+  - [Config](#config)
+    - [templateRoot (required)](#templateroot-required)
+    - [modifyName (default: `undefined`)](#modifyname-default-undefined)
+    - [extra (default: `undefined`)](#extra-default-undefined)
+    - [defaultDescription (default: `description`)](#defaultdescription-default-description)
+    - [defaultAuthor (default: `user.name` in `~/.gitconfig` otherwise `Your name`)](#defaultauthor-default-username-in-gitconfig-otherwise-your-name)
+    - [defaultEmail (default: `user.email` in `~/.gitconfig` otherwise `Your email`)](#defaultemail-default-useremail-in-gitconfig-otherwise-your-email)
+    - [defaultTemplate (default: `default`)](#defaulttemplate-default-default)
+    - [defaultLicense (default: `MIT`)](#defaultlicense-default-mit)
+    - [defaultPackageManager (default: `undefined`)](#defaultpackagemanager-default-undefined)
+    - [promptForDescription (default: `true`)](#promptfordescription-default-true)
+    - [promptForAuthor (default: `true`)](#promptforauthor-default-true)
+    - [promptForEmail (default: `true`)](#promptforemail-default-true)
+    - [promptForTemplate (default: `false`)](#promptfortemplate-default-false)
+    - [promptForLicense (default: `true`)](#promptforlicense-default-true)
+    - [promptForPackageManager (default: `false`)](#promptforpackagemanager-default-false)
+    - [skipGitInit (default: `false`)](#skipgitinit-default-false)
+    - [skipNpmInstall (default: `false`)](#skipnpminstall-default-false)
+    - [after (default: `undefined`)](#after-default-undefined)
+    - [caveat (default: `undefined`)](#caveat-default-undefined)
+    - [`AfterHookOptions`](#afterhookoptions)
+  - [Showcase](#showcase)
+  - [Contribution](#contribution)
+    - [Contributors ✨](#contributors-)
 
 <!-- END mdmod -->
 
@@ -120,6 +124,8 @@ Built-in variables are:
 - `{{contact}}` author name formatted with `{{name}} <{{email}}>`. If email is missing, simply `{{name}}`
 - `{{license}}` package license (e.g. `MIT`)
 - `{{year}}` current year (e.g. `2021`)
+- `{{template}} selected template name (e.g. `typescript`)
+- `{{packageManager}} package manager (e.g. `yarn`)
 
 ### Advanced: Multiple templates
 
@@ -346,6 +352,8 @@ create('create-greet', {
 ```typescript
 {
   // variables
+  name: string; // e.g. "create-greet"
+  template: string; // e.g. "default"
   packageDir: string; // e.g. "/path/to/ohayo"
   templateDir: string; // e.g. "/path/to/create-greet/templates/default"
   year: number; // e.g. 2020
diff --git a/src/cli.ts b/src/cli.ts
index dc7b271..a7f8ab8 100644
--- a/src/cli.ts
+++ b/src/cli.ts
@@ -6,7 +6,7 @@ import { AfterHookOptions, create } from '.';
 
 const templateRoot = resolve(__dirname, '..', 'templates');
 
-const caveat = ({ name, template }: AfterHookOptions) => {
+const caveat = ({ answers: { name, template } }: AfterHookOptions) => {
   let text = `
 cd ${chalk.bold.green(name)}
 `;
@@ -40,14 +40,15 @@ ${chalk.yellow(
 
 create('create-create-app', {
   templateRoot,
-  modifyName: (name) => (name.startsWith('create-') ? name : `create-${name}`),
-
   promptForTemplate: true,
   skipNpmInstall: true,
 
+  modifyName: (name) => (name.startsWith('create-') ? name : `create-${name}`),
+
   after: async ({ installNpmPackage }: AfterHookOptions) => {
-    console.log('Installing the latest version of create-create-app');
+    console.log('\nInstalling the latest version of create-create-app');
     await installNpmPackage('create-create-app');
   },
+
   caveat,
 });
diff --git a/src/index.ts b/src/index.ts
index 48d3656..741c36a 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,72 +1,203 @@
 import chalk from 'chalk';
 import { epicfail } from 'epicfail';
 import execa, { CommonOptions, ExecaChildProcess } from 'execa';
-import fs from 'fs';
+import { existsSync, writeFileSync } from 'fs';
 import {
   availableLicenses as getAvailableLicenses,
   makeLicenseSync,
 } from 'license.js';
-import path from 'path';
+import path, { join, resolve } from 'path';
 import yargsInteractive, { OptionData } from 'yargs-interactive';
 import { exists, isOccupied } from './fs';
 import { getGitUser, initGit } from './git';
-import { addDeps, installDeps, PackageManager, whichPm } from './npm';
+import {
+  addDeps,
+  initPackage,
+  installDeps,
+  PackageManager,
+  whichPm,
+} from './npm';
 import { copy, getAvailableTemplates } from './template';
 
 export interface Option {
   [key: string]: OptionData | { default: boolean };
 }
 
+/** Options for `create` function */
 export interface Options {
+  /** Path to templates folder.
+   *
+   * In default, `templateRoot` is set to `path.resolve(__dirname, '../templates')`. You can change this to any location you like. */
   templateRoot: string;
 
+  /** Modify package name.
+   *
+   * ```js
+   * {
+   *   modifyName: (name) => (name.startsWith('create-') ? name : `create-${name}`);
+   * }
+   * ```
+   */
   modifyName?: (name: string) => string | Promise<string>;
+
+  /** Additional questions can be defined.
+   *
+   *  These options will be available as CLI flags, interactive questions, and template strings. In the example above, `--language` flag and the `{{language}}` template string will be enabled in the app.
+   */
   extra?: Option;
 
+  /** Default value for a package description (default: `description`) */
   defaultDescription?: string;
+
+  /** Default value for a package author (default: `user.name` in `~/.gitconfig` otherwise `Your name`) */
   defaultAuthor?: string;
+
+  /** Default value for a package author email (default: `user.email` in `~/.gitconfig` otherwise `Your email`) */
   defaultEmail?: string;
+
+  /** Default value for a template (default: `default`) */
   defaultTemplate?: string;
+
+  /** Default value for license (default: `MIT`) */
   defaultLicense?: string;
+
+  /** Default value for package manager (default: `undefined`)
+   *
+   * `npm`, `yarn` and `pnpm` are available. `undefined` to auto detect package manager. */
   defaultPackageManager?: PackageManager;
 
+  /** Interactively asks users for a description */
   promptForDescription?: boolean;
+
+  /** Interactively asks users for a package author */
   promptForAuthor?: boolean;
+
+  /** Interactively asks users for a package author email */
   promptForEmail?: boolean;
+
+  /** Interactively asks users for a template
+   *
+   * If there are no multiple templates in the `templates` directory, it won't display a prompt anyways.
+   *
+   * Even if `promptForTemplate` is set to `false`, users can still specify a template via a command line flag `--template <template>`.
+   * ```
+   * create-something <name> --template <template>
+   * ```
+   */
   promptForTemplate?: boolean;
+
+  /** Interactively asks users for a license */
   promptForLicense?: boolean;
+
+  /** Interactively asks users for a package manager */
   promptForPackageManager?: boolean;
 
+  /** Skip initializing a git repository at a creation time. */
   skipGitInit?: boolean;
+
+  /** Skip installing package dependencies at a creation time. */
   skipNpmInstall?: boolean;
 
+  /** Define after-hook script to be executed right after the initialization process. */
   after?: (options: AfterHookOptions) => void | Promise<void>;
+
+  /** The caveat message will be shown after the entire process is completed.
+   *
+   * ```js
+   * create('create-greet', {
+   *   caveat: 'Happy coding!',
+   * });
+   * ```
+   *
+   * ```js
+   * create('create-greet', {
+   *   caveat: ({ answers }) => `Run -> cd ${answers.name} && make`,
+   * });
+   * ```
+   */
   caveat?:
     | string
     | ((options: AfterHookOptions) => string | void | Promise<string | void>);
 }
 
-export interface View {
+/** Records of user inputs */
+export interface Answers {
+  /** Selected template name
+   *
+   * e.g. `typescript`
+   */
+  template: string;
+
+  /** Package name
+   *
+   * e.g. `create-greet`
+   */
   name: string;
+
+  /** Package description */
   description: string;
+
+  /** Package author (e.g. "John Doe") */
   author: string;
+
+  /** Package author email (e.g. "john@example.com") */
   email: string;
+
+  /** Package author contact (e.g. "John Doe <john@example.com>") */
   contact: string;
+
+  /** Package license (e.g. "MIT") */
   license: string;
+
   [key: string]: string | number | boolean | any[];
 }
 
+/** Options for after hook and caveat scripts */
 export interface AfterHookOptions {
-  name: string;
+  /** Created package root
+   *
+   * e.g. `/path/to/ohayo`
+   */
   packageDir: string;
-  template: string;
+
+  /** Template directory
+   *
+   * e.g. `/path/to/create-greet/templates/default`
+   */
   templateDir: string;
+
+  /** Current year */
   year: number;
-  answers: View;
+
+  /** Node.js package manager to be used to initialize a package */
+  packageManager: PackageManager;
+
+  /** records of user inputs */
+  answers: Answers;
+
+  /** Package name
+   *
+   * e.g. `create-greet`
+   *
+   * @deprecated Use `answers.name` instead.
+   */
+  name: string;
+
+  /** Selected template name
+   *
+   * e.g. `typescript`
+   *
+   * @deprecated Use `answers.template` instead
+   */
+  template: string;
+
+  /** execute shell commands in the package dir */
   run: (
     command: string,
     options?: CommonOptions<string>
   ) => ExecaChildProcess<string>;
+
+  /** install npm package. uses package manager specified by --node-pm CLI param (default: auto-detect) */
   installNpmPackage: (packageName: string, isDev?: boolean) => Promise<void>;
 }
 
@@ -81,10 +212,7 @@ export function printCommand(...commands: string[]) {
   console.log(chalk.gray('>', ...commands));
 }
 
-function getContact(author: string, email?: string) {
-  return `${author}${email ? ` <${email}>` : ''}`;
-}
-
+/** @see https://github.com/uetchy/create-create-app */
 export async function create(appName: string, options: Options) {
   epicfail(require.main!.filename, {
     assertExpected: (err) => err.name === 'CLIError',
@@ -132,7 +260,7 @@ export async function create(appName: string, options: Options) {
     ? await Promise.resolve(modifyName(firstArg))
     : firstArg;
 
-  const packageDir = useCurrentDir ? process.cwd() : path.resolve(name);
+  const packageDir = useCurrentDir ? process.cwd() : resolve(name);
   if (isOccupied(packageDir)) {
     throw new CLIError(`${packageDir} is not empty directory.`);
   }
@@ -206,38 +334,45 @@ export async function create(appName: string, options: Options) {
     .interactive(yargsOption as any)) as Record<keyof typeof yargsOption, any>;
 
   const template = args['template'];
-  const templateDir = path.resolve(templateRoot, template);
+  const templateDir = resolve(templateRoot, template);
 
-  if (!fs.existsSync(templateDir)) {
+  if (!existsSync(templateDir)) {
     throw new CLIError('No template found');
   }
 
+  // guess which package manager to use
+  const packageManager = args['node-pm'] ?? whichPm();
+
+  const ignoredProps = ['name', 'interactive', 'node-pm', 'nodePm'];
   const filteredArgs = Object.entries<string>(args)
-    .filter(
-      (arg) =>
-        arg[0].match(/^[^$_]/) && !['interactive', 'template'].includes(arg[0])
-    )
+    .filter((arg) => arg[0].match(/^[^$_]/) && !ignoredProps.includes(arg[0]))
     .reduce(
       (sum, cur) => ((sum[cur[0]] = cur[1]), sum),
       {} as {
-        [key in keyof View]: View[key];
+        [key in keyof Answers]: Answers[key];
       }
     );
 
   const year = new Date().getFullYear();
-  const contact = getContact(args['author'], args['email']);
+  const contact = toContact(args['author'], args['email']);
+
+  // construct answers
+  const answers = {
+    ...filteredArgs,
+    name,
+    contact,
+  };
 
   // copy files from the template folder
   console.log(`\nCreating a new package in ${chalk.green(packageDir)}.`);
 
   await copy({
-    packageDir,
-    templateDir,
+    sourceDir: templateDir,
+    targetDir: packageDir,
     view: {
-      ...filteredArgs,
-      name,
+      ...answers,
       year,
-      contact,
+      packageManager,
     },
   });
 
@@ -247,11 +382,11 @@ export async function create(appName: string, options: Options) {
       year,
       project: name,
       description: args.description,
-      organization: getContact(args['author'], args['email']),
+      organization: toContact(args['author'], args['email']),
     });
     const licenseText =
       (license.header ?? '') + license.text + (license.warranty ?? '');
-    fs.writeFileSync(path.resolve(packageDir, 'LICENSE'), licenseText);
+    writeFileSync(resolve(packageDir, 'LICENSE'), licenseText);
   } catch (e) {
     // do not generate LICENSE
   }
@@ -267,31 +402,29 @@ export async function create(appName: string, options: Options) {
     }
   }
 
-  // run Node.js related tasks (only if `package.json` does exist in the template root)
-  let installNpmPackage = async (
-    pkg: string,
-    isDev?: boolean
-  ): Promise<void> => {};
+  const installNpmPackage = async (
+    pkg: string | string[],
+    isDev: boolean = false
+  ): Promise<void> => {
+    if (!existsSync(join(packageDir, 'package.json'))) {
+      await initPackage(packageDir, { pm: packageManager });
+    }
 
-  if (exists('package.json', packageDir)) {
-    // guess which package manager to use
-    const packageManager = args['node-pm'] ?? whichPm();
+    await addDeps(packageDir, Array.isArray(pkg) ? pkg : [pkg], {
+      isDev,
+      pm: packageManager,
+    });
+  };
 
-    // install deps only if skipNpmInstall is not falsy
-    if (!(skipNpmInstall || args['skip-install'])) {
-      console.log(`\nInstalling dependencies using ${packageManager}`);
-      await installDeps(packageDir, packageManager);
-    }
+  // run Node.js related tasks only if `package.json` does exist in the package root
+  // and skipNpmInstall is not falsy
+  const installDepsOnCreation =
+    exists('package.json', packageDir) &&
+    !(skipNpmInstall || args['skip-install']);
 
-    installNpmPackage = async (
-      pkg: string | string[],
-      isDev: boolean = false
-    ): Promise<void> => {
-      await addDeps(packageDir, Array.isArray(pkg) ? pkg : [pkg], {
-        isDev,
-        pm: packageManager,
-      });
-    };
+  if (installDepsOnCreation) {
+    console.log(`\nInstalling dependencies using ${packageManager}`);
+    await installDeps(packageDir, packageManager);
   }
 
   // setup afterHookOptions
@@ -306,17 +439,17 @@ export async function create(appName: string, options: Options) {
   };
 
   const hookOptions: AfterHookOptions = {
-    name,
     packageDir,
-    template,
     templateDir,
     year,
+    packageManager,
+    answers,
+
     run,
     installNpmPackage,
-    answers: {
-      ...filteredArgs,
-      contact,
-    },
+
+    name,
+    template,
   };
 
   // run after hook script
@@ -342,3 +475,7 @@ export async function create(appName: string, options: Options) {
     }
   }
 }
+
+function toContact(author: string, email?: string) {
+  return `${author}${email ? ` <${email}>` : ''}`;
+}
diff --git a/src/npm.ts b/src/npm.ts
index e61ea80..bf8b83b 100644
--- a/src/npm.ts
+++ b/src/npm.ts
@@ -19,6 +19,46 @@ export function whichPm(): PackageManager {
   return name as PackageManager;
 }
 
+export async function initPackage(
+  rootDir: string,
+  {
+    pm,
+  }: {
+    pm: PackageManager;
+  }
+) {
+  let command: string;
+  let args: string[];
+
+  switch (pm) {
+    case 'npm': {
+      command = 'npm';
+      args = ['init', '-y'];
+      process.chdir(rootDir);
+      break;
+    }
+    case 'yarn': {
+      command = 'yarnpkg';
+      args = ['init', '-y', '--cwd', rootDir];
+      break;
+    }
+    case 'pnpm': {
+      command = 'pnpm';
+      args = ['init', '-y'];
+      process.chdir(rootDir);
+      break;
+    }
+  }
+
+  printCommand(command, ...args);
+
+  try {
+    await spawnPromise(command, args, { stdio: 'inherit', shell: true });
+  } catch (err) {
+    throw new CLIError(`Failed to install dependencies: ${err}`);
+  }
+}
+
 export async function installDeps(rootDir: string, pm: PackageManager) {
   let command: string;
   let args: string[];
diff --git a/src/template.ts b/src/template.ts
index ce4e11e..151b7f1 100644
--- a/src/template.ts
+++ b/src/template.ts
@@ -5,7 +5,7 @@ import isUtf8 from 'is-utf8';
 import path, { sep } from 'path';
 import slash from 'slash';
 import { v4 as uuidv4 } from 'uuid';
-import { View } from '.';
+import { Answers } from '.';
 
 function split(word: string): string[] {
   return word.split(/[-_\s]+/);
@@ -79,22 +79,23 @@ export function getAvailableTemplates(root: string) {
 }
 
 export interface CopyConfig {
-  packageDir: string;
-  templateDir: string;
-  view: View;
+  targetDir: string;
+  sourceDir: string;
+  view: Answers;
 }
 
 export async function copy(args: CopyConfig) {
-  const templateFiles = await globby(slash(args.templateDir), { dot: true });
-  for (const sourcePath of templateFiles) {
-    const relativePath = path.relative(args.templateDir, sourcePath);
+  const sourceFiles = await globby(slash(args.sourceDir), { dot: true });
+
+  for (const sourceFile of sourceFiles) {
+    const relativePath = path.relative(args.sourceDir, sourceFile);
     const targetPath = format(
-      slash(path.resolve(args.packageDir, relativePath)),
+      slash(path.resolve(args.targetDir, relativePath)),
       args.view
     ).replace(new RegExp(`${sep}gitignore$`, 'g'), `${sep}.gitignore`); // https://github.com/uetchy/create-create-app/issues/38
     prepareDirectory(targetPath);
 
-    let sourceData = fs.readFileSync(sourcePath);
+    let sourceData = fs.readFileSync(sourceFile);
     let targetData = sourceData;
     if (isUtf8(sourceData)) {
       targetData = Buffer.from(format(sourceData, args.view));
diff --git a/tests/fixtures/create-test/LICENSE b/tests/fixtures/create-test/LICENSE
deleted file mode 100644
index d763f05..0000000
--- a/tests/fixtures/create-test/LICENSE
+++ /dev/null
@@ -1,19 +0,0 @@
-Copyright (c) 2022 Yasuaki Uechi <y@uechi.io>
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
-OR OTHER DEALINGS IN THE SOFTWARE.
diff --git a/tests/fixtures/create-test/README.md b/tests/fixtures/create-test/README.md
deleted file mode 100644
index 394ad15..0000000
--- a/tests/fixtures/create-test/README.md
+++ /dev/null
@@ -1,36 +0,0 @@
-# Create Test
-
-description
-
-> created by [create-create-app](https://github.com/uetchy/create-create-app).
-
-## Usage
-
-```bash
-npx create-test <name>
-```
-
-## Template string reference
-
-> Don't forget to remove this before publishing your package!
-
-- {{name}} => create-test
-- {{upper name}} => CREATE-TEST
-- {{lower name}} => create-test
-- {{capital name}} => CreateTest
-- {{capital name space=true}} => Create Test
-- {{camel name}} => createTest
-- {{snake name}} => create_test
-- {{kebab name}} => create-test
-- {{space name}} => create test
-- {{uuid}} => 40406304-c66a-4ddc-ba5e-6abce618c366
-- {{upper (uuid)}} => 9D8C3716-0991-4367-979B-95502F721DD3
-- {{description}} => description
-- {{author}} => Yasuaki Uechi
-- {{email}} => y@uechi.io
-- {{contact}} => Yasuaki Uechi <y@uechi.io>
-- {{license}} => MIT
-- {{year}} => 2022
-- {{custom}} => (undefined until it is defined in `extra` field in `create` function arguments)
-
-See https://github.com/uetchy/create-create-app#template for the further details.
diff --git a/tests/fixtures/minimal/LICENSE b/tests/fixtures/minimal/LICENSE
deleted file mode 100644
index d763f05..0000000
--- a/tests/fixtures/minimal/LICENSE
+++ /dev/null
@@ -1,19 +0,0 @@
-Copyright (c) 2022 Yasuaki Uechi <y@uechi.io>
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
-OR OTHER DEALINGS IN THE SOFTWARE.
diff --git a/tests/fixtures/minimal/README.md b/tests/fixtures/minimal/README.md
deleted file mode 100644
index 394ad15..0000000
--- a/tests/fixtures/minimal/README.md
+++ /dev/null
@@ -1,36 +0,0 @@
-# Create Test
-
-description
-
-> created by [create-create-app](https://github.com/uetchy/create-create-app).
-
-## Usage
-
-```bash
-npx create-test <name>
-```
-
-## Template string reference
-
-> Don't forget to remove this before publishing your package!
-
-- {{name}} => create-test
-- {{upper name}} => CREATE-TEST
-- {{lower name}} => create-test
-- {{capital name}} => CreateTest
-- {{capital name space=true}} => Create Test
-- {{camel name}} => createTest
-- {{snake name}} => create_test
-- {{kebab name}} => create-test
-- {{space name}} => create test
-- {{uuid}} => 40406304-c66a-4ddc-ba5e-6abce618c366
-- {{upper (uuid)}} => 9D8C3716-0991-4367-979B-95502F721DD3
-- {{description}} => description
-- {{author}} => Yasuaki Uechi
-- {{email}} => y@uechi.io
-- {{contact}} => Yasuaki Uechi <y@uechi.io>
-- {{license}} => MIT
-- {{year}} => 2022
-- {{custom}} => (undefined until it is defined in `extra` field in `create` function arguments)
-
-See https://github.com/uetchy/create-create-app#template for the further details.