feat: auto require setup file (#24)

* feat: auto require setup file

If `test/.setup.js` exists, should auto require it

* deps: upgrade debug to 2.5.2

* test: use cross-env fix env on windows

.eslintignore

@@ -1,2 +1,3 @@
 node_modules/
 coverage/
+test/fixtures/enzyme-example-mocha/

README.md

@@ -112,6 +112,16 @@ You can set `COV_EXCLUDES` env to add dir ignore coverage.
 $ COV_EXCLUDES="app/plugins/c*,app/autocreate/**" egg-bin cov
 ```
 
+### auto require `test/.setup.js`
+
+If `test/.setup.js` file exists, it will be auto require on `test` and `cov` command.
+
+```js
+test
+    ├── .setup.js
+    └── foo.test.js
+```
+
 ## Custom egg-bin for your team
 
 You maybe need a custom egg-bin to implement more custom features

lib/cov_command.js

@@ -57,7 +57,7 @@ class CovCommand extends Command {
   }
 
   getCovArgs(args) {
-    let covArgs = [
+    const covArgs = [
       'cover',
       '--report', 'none',
       '--print', 'none',
@@ -67,21 +67,11 @@ class CovCommand extends Command {
       covArgs.push('-x');
       covArgs.push(exclude);
     }
-    covArgs = covArgs.concat([
-      require.resolve('mocha/bin/_mocha'),
-      '--',
-      '--timeout', process.env.TEST_TIMEOUT || '200000',
-      '--require', require.resolve('thunk-mocha'),
-    ]).concat(this.helper.getTestFiles()).concat(args);
-
-    if (args.indexOf('intelli-espower-loader') !== -1) {
-      console.warn('[egg-bin] don\'t need to manually require `intelli-espower-loader` anymore');
-    } else {
-      covArgs.push('--require');
-      covArgs.push(require.resolve('intelli-espower-loader'));
-    }
-
-    return covArgs;
+    const mochaFile = require.resolve('mocha/bin/_mocha');
+    const testArgs = this.helper.formatTestArgs(args);
+    return covArgs.concat([
+      mochaFile, '--',
+    ]).concat(testArgs);
   }
 
   getReportArgs(coverageDir) {

lib/helper.js

@@ -1,22 +1,59 @@
 'use strict';
 
+const fs = require('fs');
 const path = require('path');
 const glob = require('glob');
 const detect = require('detect-port');
 
 exports.defaultPort = 7001;
 exports.serverBin = path.join(__dirname, 'start-cluster');
 
-exports.getTestFiles = function() {
+exports.getTestFiles = () => {
   const files = process.env.TESTS || 'test/**/*.test.js';
   const base = process.cwd();
   return glob.sync(files, {
     cwd: base,
-  }).map(function(file) {
+  }).map(file => {
     return path.join(base, file);
   });
 };
 
+exports.getTestSetupFile = () => {
+  const setupFile = path.join(process.cwd(), 'test/.setup.js');
+  if (fs.existsSync(setupFile)) {
+    return setupFile;
+  }
+  return null;
+};
+
+exports.formatTestArgs = args => {
+  const newArgs = [
+    '--timeout', process.env.TEST_TIMEOUT || '30000',
+    '--require', require.resolve('thunk-mocha'),
+  ];
+  if (process.env.TEST_REPORTER) {
+    newArgs.push('--reporter');
+    newArgs.push(process.env.TEST_REPORTER);
+  }
+
+  if (args.indexOf('intelli-espower-loader') !== -1) {
+    console.warn('[egg-bin] don\'t need to manually require `intelli-espower-loader` anymore');
+  } else {
+    // should be require before args
+    newArgs.push('--require');
+    newArgs.push(require.resolve('intelli-espower-loader'));
+  }
+
+  // auto require setup file
+  const setupFile = exports.getTestSetupFile();
+  if (setupFile) {
+    newArgs.push('--require');
+    newArgs.push(setupFile);
+  }
+
+  return newArgs.concat(exports.getTestFiles()).concat(args);
+};
+
 // TODO: add egg-dependencies
 // const checkDeps = require('egg-dependencies');
 exports.checkDeps = function* () {

lib/test_command.js

@@ -1,32 +1,19 @@
 'use strict';
 
-const mochaFile = require.resolve('mocha/bin/_mocha');
 const Command = require('./command');
 
 class TestCommand extends Command {
   * run(_, args) {
-    args = [
-      mochaFile,
-      '--reporter', process.env.TEST_REPORTER || 'spec',
-      '--timeout', process.env.TEST_TIMEOUT || '30000',
-      '--require', require.resolve('thunk-mocha'),
-    ].concat(this.helper.getTestFiles()).concat(args);
-
-    if (args.indexOf('intelli-espower-loader') !== -1) {
-      console.warn('[egg-bin] don\'t need to manually require `intelli-espower-loader` anymore');
-    } else {
-      args.push('--require');
-      args.push(require.resolve('intelli-espower-loader'));
-    }
-
-    process.env.NODE_ENV = 'test';
+    yield this.helper.checkDeps();
 
+    const newArgs = this.helper.formatTestArgs(args);
     const opt = {
-      env: process.env,
+      env: Object.assign({}, process.env, {
+        NODE_ENV: 'test',
+      }),
     };
-
-    yield this.helper.checkDeps();
-    yield this.helper.forkNode(mochaFile, args, opt);
+    const mochaFile = require.resolve('mocha/bin/_mocha');
+    yield this.helper.forkNode(mochaFile, newArgs, opt);
   }
 
   help() {

package.json

@@ -11,7 +11,7 @@
     "childprocess": "^2.0.2",
     "commander": "^2.9.0",
     "common-bin": "^1.0.0",
-    "debug": "^2.4.4",
+    "debug": "^2.5.2",
     "detect-port": "^1.0.7",
     "egg-utils": "^1.0.0",
     "glob": "^7.1.1",
@@ -26,11 +26,20 @@
   },
   "devDependencies": {
     "autod": "^2.7.1",
+    "babel": "^6.3.26",
+    "babel-preset-airbnb": "^1.0.1",
+    "babel-register": "^6.4.3",
     "coffee": "^3.3.0",
+    "cross-env": "^3.1.3",
     "egg-ci": "^1.1.0",
+    "enzyme": "^2.0.0",
     "eslint": "^3.12.2",
     "eslint-config-egg": "^3.2.0",
-    "mm": "^2.0.0"
+    "jsdom": "^8.0.1",
+    "mm": "^2.0.0",
+    "react": "^0.14.7",
+    "react-addons-test-utils": "^0.14.7",
+    "react-dom": "^0.14.7"
   },
   "repository": {
     "type": "git",
@@ -40,8 +49,8 @@
   "author": "fengmk2 <fengmk2@gmail.com> (https://fengmk2.com)",
   "scripts": {
     "lint": "eslint bin lib test *.js",
-    "test": "TEST_TIMEOUT=3600000 TESTS=test/*.test.js bin/egg-bin.js test",
-    "cov": "TEST_TIMEOUT=3600000 TESTS=test/*.test.js bin/egg-bin.js cov",
+    "test": "cross-env TEST_TIMEOUT=3600000 TESTS=test/*.test.js bin/egg-bin.js test",
+    "cov": "cross-env TEST_TIMEOUT=3600000 TESTS=test/*.test.js bin/egg-bin.js cov",
     "ci": "npm run lint && npm run cov",
     "autod": "autod"
   },

test/egg-test.test.js

@@ -72,17 +72,28 @@ describe('egg-bin test', () => {
     .end(done);
   });
 
-  it('should warn when require intelli-espower-loader', done => {
+  it('should warn when require intelli-espower-loader', () => {
     mm(process.env, 'TESTS', 'test/power-assert-fail.js');
-    coffee.fork(eggBin, [ 'cov', '-r', 'intelli-espower-loader' ], { cwd })
-    .coverage(false)
+    return coffee.fork(eggBin, [ 'cov', '-r', 'intelli-espower-loader' ], { cwd })
+      .coverage(false)
+      // .debug()
+      .expect('stderr', /manually require `intelli-espower-loader`/)
+      .expect('stdout', /1\) should fail/)
+      .expect('stdout', /assert\(1 === 2\)/)
+      .expect('stdout', /1 failing/)
+      .expect('code', 1)
+      .end();
+  });
+
+  it('should auto require test/.setup.js', () => {
+    // example: https://github.com/lelandrichardson/enzyme-example-mocha
+    return coffee.fork(eggBin, [ 'test' ], {
+      cwd: path.join(__dirname, 'fixtures/enzyme-example-mocha'),
+    })
     // .debug()
-    .expect('stderr', /manually require `intelli-espower-loader`/)
-    .expect('stdout', /1\) should fail/)
-    .expect('stdout', /assert\(1 === 2\)/)
-    .expect('stdout', /1 failing/)
-    .expect('code', 1)
-    .end(done);
+    .expect('stdout', /3 passing/)
+    .expect('code', 0)
+    .end();
   });
 
   it.skip('should check node dependencies fail', done => {

test/fixtures/enzyme-example-mocha/.babelrc

@@ -0,0 +1,3 @@
+{
+  presets: ["airbnb"]
+}

test/fixtures/enzyme-example-mocha/.gitignore

@@ -0,0 +1,33 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (http://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directory
+node_modules
+
+# Optional npm cache directory
+.npm
+
+# Optional REPL history
+.node_repl_history

test/fixtures/enzyme-example-mocha/LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2016 Leland Richardson
+
+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.

test/fixtures/enzyme-example-mocha/README.md

@@ -0,0 +1,2 @@
+# enzyme-example-mocha
+Example project with React + Enzyme + Mocha

test/fixtures/enzyme-example-mocha/package.json

@@ -0,0 +1,31 @@
+{
+  "name": "enzyme-example-mocha",
+  "version": "0.1.0",
+  "description": "Example project with React + Enzyme + Mocha",
+  "main": "build/index.js",
+  "scripts": {
+    "test": "mocha test/.setup.js test/**/*-test.js"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/lelandrichardson/enzyme-example-mocha.git"
+  },
+  "author": "Leland Richardson <leland.richardson@airbnb.com>",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/lelandrichardson/enzyme-example-mocha/issues"
+  },
+  "homepage": "https://github.com/lelandrichardson/enzyme-example-mocha",
+  "devDependencies": {
+    "babel": "^6.3.26",
+    "babel-preset-airbnb": "^1.0.1",
+    "babel-register": "^6.4.3",
+    "enzyme": "^2.0.0",
+    "jsdom": "^8.0.1",
+    "react-addons-test-utils": "^0.14.7"
+  },
+  "dependencies": {
+    "react": "^0.14.7",
+    "react-dom": "^0.14.7"
+  }
+}

test/fixtures/enzyme-example-mocha/src/Foo.js

@@ -0,0 +1,22 @@
+import React, { PropTypes } from 'react';
+
+const propTypes = {};
+
+const defaultProps = {};
+
+class Foo extends React.Component {
+  constructor(props) {
+    super(props);
+  }
+
+  render() {
+    return (
+      <div className="foo" />
+    );
+  }
+}
+
+Foo.propTypes = propTypes;
+Foo.defaultProps = defaultProps;
+
+export default Foo;

test/fixtures/enzyme-example-mocha/test/.setup.js

@@ -0,0 +1,20 @@
+require('babel-register')();
+
+var jsdom = require('jsdom').jsdom;
+
+var exposedProperties = ['window', 'navigator', 'document'];
+
+global.document = jsdom('');
+global.window = document.defaultView;
+Object.keys(document.defaultView).forEach((property) => {
+  if (typeof global[property] === 'undefined') {
+    exposedProperties.push(property);
+    global[property] = document.defaultView[property];
+  }
+});
+
+global.navigator = {
+  userAgent: 'node.js'
+};
+
+documentRef = document;

test/fixtures/enzyme-example-mocha/test/Foo.test.js

@@ -0,0 +1,18 @@
+import React from 'react';
+import assert from 'assert';
+import { shallow, mount, render } from 'enzyme';
+import Foo from '../src/Foo';
+
+describe("A suite", () => {
+  it("contains foo", () => {
+    assert(shallow(<Foo />).contains(<div className="foo" />));
+  });
+
+  it("contains .foo", () => {
+    assert(shallow(<Foo />).is('.foo'));
+  });
+
+  it("contains .foo length 1", () => {
+    assert(mount(<Foo />).find('.foo').length === 1);
+  });
+});