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import React from 'react';
import {shallow} from 'enzyme';
import FundPercentage from '../../src/reactClasses/fund_percentage';
console.log('cmon');
describe('Normal Percentage', () => {
console.log('do this');
const percentage1 = shallow(
<FundPercentage percentage={0.5}/>
);
const percentage2 = shallow(
<FundPercentage percentage={0.26}/>
);
it('should work', () => {
console.log(percentage1.childAt(0));
expect(0).toBe(1);
});
});
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"jest": {
"testEnvironment": "node",
"moduleFileExtensions": [
"js",
"json"
],
"moduleDirectories": [
"node_modules",
"src"
],
"transform": {
"^.+\\.js$": "babel-jest"
},
"roots": [
"<rootDir>/__test__"
],
"setupFiles": [
"<rootDir>/__test__/test-setup.js"
],
"moduleNameMapper": {
"client": "<rootDir>/src/client",
"common": "<rootDir>/src/common",
"server": "<rootDir>/src/server",
"!CONFIG": "<rootDir>/config/env/test.js",
"\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$": "<rootDir>/__mocks__/file.js",
"\\.(css|less)$": "identity-obj-proxy"
}
}
test-setup.js
const mockBrowser = require('mock-browser').mocks.MockBrowser;
const MockBrowser = new mockBrowser();
global.APP_CONFIG = require('!CONFIG').default;
global.__DEVELOPMENT__ = false;
global.__TESTING__ = true;
global.__PRODUCTION__ = false;
global.document = MockBrowser.createDocument();
global.window = MockBrowser.createWindow();
global.localStorage = MockBrowser.getLocalStorage();
test-setup.js
mock-browser
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// const mockBrowser = require('mock-browser').mocks.MockBrowser;
// const MockBrowser = new mockBrowser();
global.APP_CONFIG = require('!CONFIG').default;
global.__DEVELOPMENT__ = false;
global.__TESTING__ = true;
global.__PRODUCTION__ = false;
// global.document = MockBrowser.createDocument();
// global.window = MockBrowser.createWindow();
// global.localStorage = MockBrowser.getLocalStorage();
console.log
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});
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test('async', (done) => {
setTimeout((() => {
expect(1).toEqual(2);
throw new Error();
done();
}), 1000);
});
test('async', (done) => {
setTimeout((() => {
expect(1).toEqual(2);
try {
throw new Error();
} catch (error) {
done.fail(error);
}
done();
}), 1000);
});
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"dependencies": {
"@types/jest": "19.2.4",
"jest": "20.0.4",
"ts-jest": "20.0.6",
"typescript": "2.3.4"
}
}
__tests__/jestconfig.json
ïŒ
{
"rootDir": "../",
"globals": {
"__TS_CONFIG__": {}
},
"moduleFileExtensions": [
"ts",
"tsx",
"js",
"jsx",
"json"
],
"transform": {
"\\.(ts|tsx)$": "<rootDir>/node_modules/ts-jest/preprocessor.js"
},
"testRegex": "__tests__/.*test_.*\\.(ts|tsx|js)$"
__tests__/test_foo.ts
ïŒ
import {} from 'jest';
console.log('CONSOLE before test');
test('fail', () => {
console.log('CONSOLE inside test');
expect(true).toEqual(false);
console.log('CONSOLE end of test');
})
__tests__/test_bar.js
ïŒ
console.log('BAR CONSOLE before test');
test('fail', () => {
console.log('BAR CONSOLE inside test');
expect(true).toEqual(false);
console.log('BAR CONSOLE end of test');
})
$ jest -c __tests__/jestconfig.json
FAIL __tests__/test_foo.ts
â fail
expect(received).toEqual(expected)
Expected value to equal:
false
Received:
true
at Object.<anonymous> (__tests__/test_foo.ts:6:16)
at Promise.resolve.then.el (node_modules/p-map/index.js:42:16)
FAIL __tests__/test_bar.js
â fail
expect(received).toEqual(expected)
Expected value to equal:
false
Received:
true
at Object.<anonymous>.test (__tests__/test_bar.js:4:16)
at Promise.resolve.then.el (node_modules/p-map/index.js:42:16)
Test Suites: 2 failed, 2 total
Tests: 2 failed, 2 total
Snapshots: 0 total
Time: 1.379s
Ran all test suites.
ã·ã³ã°ã«JSãã¹ãïŒ
$ jest -c __tests__/jestconfig.json __tests__/test_bar.js
FAIL __tests__/test_bar.js
â fail
expect(received).toEqual(expected)
Expected value to equal:
false
Received:
true
at Object.<anonymous>.test (__tests__/test_bar.js:4:16)
at Promise.resolve.then.el (node_modules/p-map/index.js:42:16)
â fail (7ms)
Test Suites: 1 failed, 1 total
Tests: 1 failed, 1 total
Snapshots: 0 total
Time: 0.596s, estimated 1s
Ran all test suites matching "__tests__/test_bar.js".
ã·ã³ã°ã«TSãã¹ãïŒ
$ jest -c __tests__/jestconfig.json __tests__/test_foo.ts
FAIL __tests__/test_foo.ts
â fail
expect(received).toEqual(expected)
Expected value to equal:
false
Received:
true
at Object.<anonymous> (__tests__/test_foo.ts:6:16)
at Promise.resolve.then.el (node_modules/p-map/index.js:42:16)
â fail (116ms)
Test Suites: 1 failed, 1 total
Tests: 1 failed, 1 total
Snapshots: 0 total
Time: 1.27s
Ran all test suites matching "__tests__/test_foo.ts".
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'use strict';
const winston = require('winston');
const customColors = {
trace: 'white',
debug: 'blue',
info: 'green',
warn: 'yellow',
crit: 'red',
error: 'red'
};
let config = {
colors: customColors,
levels: {
trace: 0,
debug: 1,
info: 2,
warn: 3,
crit: 4,
error: 5
},
transports: [
]
};
config.transports.push(
new(winston.transports.Console)({
name: 'consoleLogger',
level: 'error',
colorize: true,
timestamp: true
})
);
const logger = new (winston.Logger)(config);
winston.addColors(customColors);
module.exports = logger;
ãã¹ããã¡ã€ã«ã§ã¯ã次ã®ãã®ã䜿çšããŸãã
let log = require('./logger.js');
log.debug('some log here!');
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diff --git a/packages/jest-runner/src/index.js b/packages/jest-runner/src/index.js
index 2f4dd724..618a8cbf 100644
--- a/packages/jest-runner/src/index.js
+++ b/packages/jest-runner/src/index.js
@@ -97,11 +97,14 @@ class TestRunner {
// $FlowFixMe: class object is augmented with worker when instantiating.
const worker: WorkerInterface = new Worker(TEST_WORKER_PATH, {
exposedMethods: ['worker'],
- forkOptions: {stdio: 'inherit'},
+ forkOptions: {stdio: 'pipe'},
maxRetries: 3,
numWorkers: this._globalConfig.maxWorkers,
});
+ worker.getStdout().pipe(process.stdout);
+ worker.getStderr().pipe(process.stderr);
+
const mutex = throat(this._globalConfig.maxWorkers);
// Send test suites to workers continuously instead of all at once to track
diff --git a/packages/jest-worker/src/worker.js b/packages/jest-worker/src/worker.js
index 5eee64af..17d76d36 100644
--- a/packages/jest-worker/src/worker.js
+++ b/packages/jest-worker/src/worker.js
@@ -87,6 +87,13 @@ export default class {
}
_initialize() {
+ const forceColor =
+ 'FORCE_COLOR' in process.env
+ ? process.env['FORCE_COLOR']
+ : // $FlowFixMe: Does not know about isTTY
+ process.stdout.isTTY
+ ? '1'
+ : '0';
const child = childProcess.fork(
require.resolve('./child'),
// $FlowFixMe: Flow does not work well with Object.assign.
@@ -94,6 +101,7 @@ export default class {
{
cwd: process.cwd(),
env: Object.assign({}, process.env, {
+ FORCE_COLOR: forceColor,
JEST_WORKER_ID: this._options.workerId,
}),
// Suppress --debug / --inspect flags while preserving others (like --harmony).
ãããã¯äž»ã«ãprocess.envãhg scmãããã³packages/jest-runner/src/__tests__/test_runner.test.js
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@bkempnerãèšã£ãããã«ã --watch --verbose false
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ã --maxWorkers 1
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}
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ç§ããã®åé¡ãæ±ããŠããŸãã console.logãconsole.debugãããã³console.errorã䜿çšããŠã¿ãŸããã --no-cacheãã©ã°ã䜿çšããŠã¿ãŸããã ãã¹ãŠã®å Žåã«ãããŠãç§ã®ã³ã³ãœãŒã«ã¹ããŒãã¡ã³ãã¯å®å šã«ç¡èŠãããŠããŸãã
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ä»ã®äººãšåãããã«- --watch
å®è¡ããŠããå Žåã«ã®ã¿æ¶å»ãããŸãã --verbose false
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ç§ãåãåé¡ãæ±ããŠããŸãã
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ãå®è¡ãããšãç§ã®å Žåã¯å®éã®console.log
åºåã衚瀺ãããŸãã
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package.json
Jestæ§æïŒ
"jest": {
"preset": "react-native",
"verbose": true,
"testEnvironment": "node",
"haste": {
"defaultPlatform": "android",
"platforms": [
"android",
"ios",
"native"
],
"providesModuleNodeModules": [
"react-native"
]
},
"setupFiles": ["<rootDir>/__tests__/setup"]
},
ãã®åé¡ã¯åé·ã§ãããšç¢ºèªããŸããã åé¡ã¯ã詳现ããªã³ã®ãšãã«è¡æ°ã®èšç®ãæ··ä¹±ããããšã§ãã
誰ããç§ã«ã¡ãã»ãŒãžãå°å·ããå ŽæãæããŠããããªããç§ã¯ãããçªãåºãããšãã§ããŸãã
åœé¢ã¯jest-watch-toggle-config
ã䜿çšããŠçºè¡ã軜æžã§ããŸãã
次ã®ããã«èšå®ããŸãã
module.exports = {
"watchPlugins": [
["jest-watch-toggle-config", { "setting": "verbose" }]
]
}
ãã¹ããå®è¡ãããšãã¯ã v
ãæŒããŠè©³çŽ°ãæå¹ã«ããããäžåºŠv
æŒããŠç¡å¹ã«ããŸãã
ãã®åŸã詳现ããªãã«ããŠããéãããã¹ãŠã®ãã°ã衚瀺ã§ããŸãã
--verbose=false
ã¯ãé
µçŽ ãæµ
ããã¹ãé
µçŽ ããŠã³ãã®ä¿®æ£ãªãã§æ©èœããŠããŸããã
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åèãŸã§ã«ããã®PRã¯ç§ã«ãšã£ãŠã®åé¡ãä¿®æ£ããŸã-https ïŒ//github.com/facebook/jest/pull/6871
ãŸã æºåãã§ããŠããªããããã¢ãããŒããå€æŽããå¿ èŠããããããããŸãããããã°ã«èšé²ããããã¹ãŠã®ããŒã¿ã詳现ã¢ãŒãã§è¡šç€ºããŸãã
ãŸã æŽæ°ãããŠããŸãããïŒjest 22.4.2ãå®è¡ïŒãç£èŠã¢ãŒãã䜿çšãããšãã°ã衚瀺ãããŸããã --runInBand
å®è¡ãããšããŠã©ããã¢ãŒãã§ä¿®æ£ãããŸããã
"test": "jest --watch --runInBand",
"test:once": "jest",
ç§ãæŽæ°ããŠããŸããïŒJest 23.6.0ïŒããjest --watch --verbose = falseããæå®ããŠå®è¡ãããšãä¿®æ£ãããŸãã
äžèšã®PRããã¹ãããããã«åé¡ãæ±ããŠãã人ã
ãæãã§ããŸãã jest@beta
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ããã§ã糞ã¯jest @ betaãè¿œå ã
ãªã³ã¹ã 19.desã 2018klã 16ïŒ46 skrev Simen Bekkhus [email protected] ïŒ
äžèšã®PRããã¹ãããããã«åé¡ãæ±ããŠãã人ã ãæãã§ããŸãã ããã¯
jest @ betaã§å©çšå¯èœïŒçŸåš24.0.0-alpha.9ïŒâ
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ãã®ã¡ãŒã«ã«çŽæ¥è¿ä¿¡ããGitHubã§è¡šç€ºããŠãã ãã
https://github.com/facebook/jest/issues/2441#issuecomment-448641697 ããŸãã¯ãã¥ãŒã
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https://github.com/notifications/unsubscribe-auth/AAM5P7ijQjSbWB0-zzDCfC9Uggyk5RGoks5u6l9EgaJpZM4LVbUv
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Tarjei Huse
ã¢ãŒãã«ïŒ920 63 413
@tarjei ãã¯ãïŒ
yarn add --dev jest<strong i="7">@beta</strong>
ããã¯ç§ã®ããã«åããŠããŸãã ð
ããã¯æ¬åœã«ã°ãããŠããŸãããä»ã®èª°ããå©ããããã«ãç§ã¯æ°ããïŒç§ã«ãšã£ãŠïŒãããžã§ã¯ãã«åãçµãã§ããŸã-jestã¯åºåãç¡å¹ã«ãã--silent
ãªãã·ã§ã³ã§å®è¡ãããŠããŸããã ãããåé€ãããšããã°ã衚瀺ãããŸãð€Šââïž
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ã䜿çšããŠåãæ¿ããŸãïŒãã³ã³ãœãŒã«ãã°ã®äžéšãããŒã¿çã§ãããã¯ãããŠããããšã«æ³šæããŠãã ããã
--verbose = false
ããã¯ç§ã®ããã«åããã
äžéšã®console.log()
ãæ©èœããŠããã®ã«ãä»ã®
const something = () => new Promise(resolve => {
console.log('NOT logged for some reason!')
setTimeout(resolve, 100);
});
describe('Something', () => {
it('logging works in non-async test', function () {
console.log('logged 1')
console.log('logged 2')
expect(true).toBe(true);
});
it('console log does not work well in async test', async () => {
console.log('logged 3')
await something();
console.log('NOT logged!')
expect(true).toBe(true);
});
});
/* Output:
> logged 1
> logged 2
> logged 3
*/
async
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ããã°ã«èšé²ãããã await
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const path = require('path');
module.exports = {
moduleNameMapper: {
"\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$": "<rootDir>/__mocks__/fileMock.js",
"\\.(less|css|scss)$": "<rootDir>/__mocks__/cssMock.js",
"^@\/(.*)$": "<rootDir>/src/client/$1",
},
bail: true,
setupTestFrameworkScriptFile: "<rootDir>/setupTests.js",
collectCoverageFrom: [
"src/client/**/*.{js,jsx}",
],
verbose: true,
coverageReporters: ["text", "text-summary", "lcov", "json"],
coveragePathIgnorePatterns: ["src/client/index.js"],
}
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console.log('ok');
console.log('ok');
console.log('eaten up');
[PASS]ã¹ããŒãã¡ã³ãã®ãããã¡ãŒãæåŸã®2ã€ã®ã³ã³ãœãŒã«ãã°è¡ãäžæžãããŠããããã§ãïŒPassã¹ããŒãã¡ã³ãã®æåŸã«ã³ã³ãœãŒã«ãã°è¡çªå·ã®äžéšã衚瀺ãããŠããŸãïŒ
+1000
æ¬åœã«ã°ãããŠããããã«èãããŸããããã¹ãã®åã«yarn build
ã確èªããŠãã ããïŒ
[email protected]
ã䜿çšããŠãã --verbose=true
ãŸãã¯--verbose=false
ã®åºåã¯ãããŸãããæåã«ãã°ã«èšé²ãããŠããã3幎çµã£ãŠãåé¡ãçºçããçç±ã¯ããããŸããã
jestãã©ã°
--runInBand
ã䜿çšããŠããã¹ããé£ç¶ããŠå®è¡ããããšã§è§£æ±ºãããã©ããã確èªããŸãããïŒ èª°ããç§ã«ããã«ã€ããŠèšåããŸããããããããã¹ãããæ©äŒããããŸããã§ããã
ããããšããããã¯ããŸããããŸãïŒ ããããconsole.logãã®åºåãæã€ããã«ããã©ã«ãã«èšå®ããŠã¿ãŸãããã
ããã¯ç§ã«ãšã£ãŠãŸã åé¡ã§ãã jest @ 24.8.0
ç§ã¯å®éã«ä¿®æ£ãèŠã€ããŸãããæåŸã®ãã¹ãã±ãŒã¹ã®æåŸã®2è¡ïŒã«ã¹ã±ãŒãïŒãäžæžããããã®ã§ããããæåŸã®ãã¹ãã±ãŒã¹ã«ããŸã
it('bugfix for [email protected]', () => {
console.log("[email protected] bug|last 2 lines get override. remove this once 24.8.0 gets fixed");
console.log("[email protected] bug|last 2 lines get override. remove this once 24.8.0 gets fixed");
});
ts-jest
ã䜿çšããŠããå Žåã¯ãconsole.logsã衚瀺ããããã«èšºæããªãã«ããå¿
èŠããããŸããã
jest.config.js
globals: {
'ts-jest': {
diagnostics: false,
},
},
ts-jest
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jest.config.js
globals: { 'ts-jest': { diagnostics: false, }, },
ãã®ãªãã·ã§ã³ã¯ç§ãã¡ã«ã¯æ©èœããŸããã§ããã ãŸãã verbose = false
ãèšå®ããŠã¿ãŸããããã©ã¡ãã圹ã«ç«ã¡ãŸããã§ããã
ç§ãã¡ã®ç°å¢ïŒ
[PASS]ã¹ããŒãã¡ã³ãã®ãããã¡ãŒãæåŸã®2ã€ã®ã³ã³ãœãŒã«ãã°è¡ãäžæžãããŠããããã§ãïŒPassã¹ããŒãã¡ã³ãã®æåŸã«ã³ã³ãœãŒã«ãã°è¡çªå·ã®äžéšã衚瀺ãããŠããŸãïŒ
ããã¯ç§ã«ã¯åœãŠã¯ãŸãããã§ãïŒ[email protected]ïŒã ç§ã®ã·ã¹ãã ã§ã¯ã[PASS]ã®ãã端æ«åºåã©ã€ã³ã¯ãã¯ãªã¢ãããåã«äžéšã®ã³ã³ãã³ããç¹æ» ãããŠããããã«èŠããŸãã
ãã®åé¡ãçµéšããŠããŸãã
äžèšã®ãœãªã¥ãŒã·ã§ã³ã®ããããã§ãã°ã«èšé²ããããšã¯ã§ããŸããããåé¿çãšããŠãå€ã§å€±æããå·®åã確èªããããšãæåŸ ãããŸãã
expect(thingIWantToLog).toBe({})
ããã«ãééããŸããããPASSïŒ...ãåºåãstdoutãäžæžãããŠããããã§ãããã®ããããæåŸã®ãconsole.logãé£ã¹ãããŸãã
--verbose=false
ãæ©èœããªãå Žåã¯ãæåŸã®console.logã«äžé£ã®ç ç²æ¹è¡ïŒ \n
ïŒãè¿œå ã§ããŸãã
jestãã©ã°
--runInBand
ã䜿çšããŠããã¹ããé£ç¶ããŠå®è¡ããããšã§è§£æ±ºãããã©ããã確èªããŸãããïŒ èª°ããç§ã«ããã«ã€ããŠèšåããŸããããããããã¹ãããæ©äŒããããŸããã§ããã
ãã®ãã©ã°ãè¿œå ãããšãåé¡ã®äžŠã¹æ¿ãã«åœ¹ç«ã¡ãŸããã
æã
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ãã®ã³ãã³ãã®äœ¿çšïŒ
npm test -- --verbose --runInBand -t "My Test Name"
ããŒããšNPMã®ããŒãžã§ã³ïŒ
node v8.16.0
npm 6.4.1
ãããç§ã®åé¿çã§ãïŒ
npm install --save-dev sprintf-js
ããªãã®åè«ã§setupTest.js
ããŸãã¯ã©ãã§ãïŒ
import {sprintf} from 'sprintf-js';
console.log = (msg, args) => {
const str = sprintf(msg, args);
process.stderr.write(str + '\n');
};
[email protected]
ã䜿çšããŠãã--verbose=true
ãŸãã¯--verbose=false
ã®åºåã¯ãããŸãããæåã«ãã°ã«èšé²ãããŠããã3幎çµã£ãŠãåé¡ãçºçããçç±ã¯ããããŸããã
ããã¯ç§ã®jest.config.js
ã§ãããŸããããŸããã
jest -v 23.6.0
ïŒ node -v 8.11.2
module.exports = {
clearMocks: true,
moduleDirectories: [
'node_modules',
],
testEnvironment: 'node',
testMatch: [
'**/__tests__/**/*.js?(x)',
'**/?(*.)+(spec|test).js?(x)',
],
verbose: false,
};
次ã«ã package.json
ã«æ¬¡ã®ããã«ãªããŸãã
"scripts": {
"test": "jest --config ./jest.config.js",
}
次ã«ã次ã®ã³ãã³ãã䜿çšããŠç¹å®ã®ãã¹ãã¹ã€ãŒããå®è¡ããŸãã
yarn test -- -t 'test-suite-name-here'
--verbose=false
ã¯ç§ã®ããã«åããããã§ãã ããããšãïŒ
--silent
ãªãã·ã§ã³ãæž¡ããšããã°ãšèŠåãé衚瀺ã«ãªããŸã
yarn jest
è©ŠããŠã¿ãŠãã ãã
ãã®ãã°ã¯ãšãŠãè¿·æã§ã... 3幎...
ãªãã«ãã--silent
ts-jest @ mr-madaminãœãªã¥ãŒã·ã§ã³ã䜿çšããtsãã¹ãã§ã¯ãç§ã®ããã«æ©èœããŸãïŒ
verbose
ãŸãã¯silent
ã --runInBand
ã TERM=dumb
è©Šãããã¹ãŠã®ãã¹ããšåäžã®ãã¹ããã¡ã€ã«ãå®è¡ããŸããã console.log
ã¯æ¬¡ã®å Žåã«è¡šç€ºãããŸããã»ããã¢ãããããã¯ã«é
眮ãããŸããã it()
ãããã¯å
ã«ã¯é
眮ãããŸããã
ä»ã®ãã¹ãŠã倱æããå Žåã§ãã次ã®ããšãã§ããã¯ãã§ãã
require('fs').writeFileSync('./output', data);
ããããç§ã¯ç©Žå± 人ãããŒããããå²ãããã«å²©ã䜿ã£ãŠãããããªæ°ãããŸãã
ç·šéïŒ "jest": "^24.9.0"
ç§ã¯ãã®ã³ãã³ãã䜿çšããŠããŸãããæ©èœããŸãã
npm test -- --runInBand -t "My Test Name"
-tãã©ã°ã®åŸã«ãã¹ãåãæå®ããŠãåãdescribeïŒïŒã§åã ã®ãã¹ããŸãã¯ãã¹ãã®ã°ã«ãŒããå®è¡ã§ããŸãã
verbose
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ã--runInBand
ãTERM=dumb
è©Šãããã¹ãŠã®ãã¹ããšåäžã®ãã¹ããã¡ã€ã«ãå®è¡ããŸãããconsole.log
ã¯æ¬¡ã®å Žåã«è¡šç€ºãããŸããã»ããã¢ãããããã¯ã«é 眮ãããŸãããit()
ãããã¯å ã«ã¯é 眮ãããŸãããä»ã®ãã¹ãŠã倱æããå Žåã§ãã次ã®ããšãã§ããã¯ãã§ãã
require('fs').writeFileSync('./output', data);
ããããç§ã¯ç©Žå± 人ãããŒããããå²ãããã«å²©ã䜿ã£ãŠãããããªæ°ãããŸãã
ç·šéïŒ
"jest": "^24.9.0"
åäžæ§ãä¿ã€ããã«ãããããããã¯ãšã³ãã§jestã䜿ãå§ããããšã«è奮ããŸããã 代ããã«ãç§ã¯ãã®åé¡ã«ééããŠãããçŸåšãmocha / proxyquireã«åãæ¿ããŠããŸãã console.log
åºåã¯ïŒã¢ãžã¥ãŒã«ãŸãã¯ãã¹ãã±ãŒã¹ã§ïŒè¡šç€ºããããæ°æéãè²»ãããåŸãåé¿çã¯ã©ãã圹ã«ç«ããªãããã§ãã ãã¡ã€ã«ãžã®ãã°èšé²ã䌎ãåé¿çã«ã¯é¢å¿ããããŸãã...
"jest": "^24.9.0",
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ãã®ãªãã·ã§ã³ãè©ŠããŸãããïŒ
ç§ã¯ãã®ã³ãã³ãã䜿çšããŠããŸãããæ©èœããŸãã
npm test -- --runInBand -t "My Test Name"
-tãã©ã°ã®åŸã«ãã¹ãåãæå®ããŠãåãdescribeïŒïŒã§åã
ã®ãã¹ããŸãã¯ãã¹ãã®ã°ã«ãŒããå®è¡ã§ããŸãã
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泚ïŒããããªãå Žåã¯ãconsole.lgãä»ã®ãã¹ãŠã®ã¬ããŒãã®äžã«å°å·ãããã³ãŒãã«ãã¬ããžã¬ããŒããŸãã¯ãšã©ãŒå±¥æŽæžã衚瀺ãããæåŸã«ã¯å°å·ãããŸããã
ãã€ããŒããšNPMã®ããŒãžã§ã³ïŒ
node v8.16.0
npm 6.4.1
åäžæ§ãä¿ã€ããã«ãããããããã¯ãšã³ãã§jestã䜿ãå§ããããšã«è奮ããŸããã 代ããã«ãç§ã¯ãã®åé¡ã«ééããŠãããçŸåšãmocha / proxyquireã«åãæ¿ããŠããŸãã
console.log
åºåã¯ïŒã¢ãžã¥ãŒã«ãŸãã¯ãã¹ãã±ãŒã¹ã§ïŒè¡šç€ºããããæ°æéãè²»ãããåŸãåé¿çã¯ã©ãã圹ã«ç«ããªãããã§ãã ãã¡ã€ã«ãžã®ãã°èšé²ã䌎ãåé¿çã«ã¯é¢å¿ããããŸãã...
"jest": "^24.9.0",
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ãã®ç¹ã§äœãå€ãã£ãŠããªããã©ããã確èªããã ãã§ãã
bash-5.0$ npm -v ; node -v; cat node_modules/jest/package.json |grep version
6.12.0
v12.11.0
"version": "24.9.0",
ç·šé
泚ïŒããããªãå Žåã¯ãconsole.lgãä»ã®ãã¹ãŠã®ã¬ããŒãã®äžã«å°å·ãããã³ãŒãã«ãã¬ããžã¬ããŒããŸãã¯ãšã©ãŒå±¥æŽæžã衚瀺ãããæåŸã«ã¯å°å·ãããŸããã
ç§ã¯ã¬ããŒãã®äžéšããã§ãã¯ããããšããããŸããã§ããããããããã¯ãŸãã«ç§ã®ãã°ãçéžããå Žæã§ãã ã ããç§ã¯ãããããŸããããšæããŸãããäžè²«ããŠ/誰ã«ãšã£ãŠãåãæ¹æ³ã§ã¯ãããŸããã
ãååããããšãããããŸããã
åé¡ã¯ããããããã©ãŒãã³ã¹ã«ã©ã®çšåºŠã®æªåœ±é¿ãäžããããšããããšã§ãããããã¯å¥ã®æ¥ã®ããã«ããã®ã³ã°ãããéèŠã§ãã
ããªãã¯æ£ãã@pavellozã§ãã-runInBandãªãã·ã§ã³ãæå®ããŠãã¹ããå®è¡ãããšã次ã®ããã«ãªãããããã¹ãã®å®äºã«æéãããããŸãã
--runInBand, -i Run all tests serially in the current process
(rather than creating a worker pool of child
processes that run tests). This is sometimes
useful for debugging, but such use cases are
pretty rare.
ãããã£ãŠãç§ãè¡ãããšã¯ããã¹ãã§åé¡ããããã°ããå¿
èŠãããå Žåã«ã®ã¿ããã®ãªãã·ã§ã³ã䜿çšããããšã§ãã
ãã以å€ã®å Žåã¯ãéåžžã©ãããã¹ããå®è¡ããŠãã ããã
也æ¯
constã³ã³ããŒãã³ã=æµ
ãïŒ...ïŒ
console.logïŒcomponent.debugïŒïŒïŒ
ããããŸã ä¿®æ£ãããŠããªãã®ã¯ä¿¡ããããªãããšã§ãã
@ivandosreisandrade runInBand
ãã©ã°ã®åé¿çã確èªã§ããŸããããçŸæç¹ã§ã¯ãä»ã®éçºè
ã®ããã«äœåãªæé ãè¿œå ããæéãç¡é§ã«ãããç®±ããåºããŠæåŸ
ã©ããã«åäœãããã®ã«æ»ããŸããã ãã®ç¹ã§äœãå€æŽããããã©ããã確èªããããã«ãµãã¹ã¯ã©ã€ãããããŸãŸã«ãªããŸã
ãã®ã¹ã¬ããã§ãã¹ãŠãè©ŠããŸããããããã§ãconsole.logã®åºåã衚瀺ãããŸããã --runInBandã¯ç§ã«ãšã£ãŠåé¡ã解決ããŸããã node @ 12ãšææ°ã®jestã䜿çšã
@ u84sixç§ã®è§£æ±ºçãè©ŠããŸãããïŒ
æçš¿ã®ç§ã®çããžã®ãªã³ã¯ã¯æ¬¡ã®ãšããã§ãã
https://github.com/facebook/jest/issues/2441#issuecomment -552368939
也æ¯
@ivandosreisandradeäœãèµ·ããããšãããšãã³ãŒãã«ãšã©ãŒãããå ŽåïŒæªå®çŸ©ã®å€ãåç §ãããªã©ïŒãconsole.logåŒã³åºãããšã©ãŒã®åã§ãã£ãŠããããã¯åºåãããŸããã ãã¹ãã®ãã¹ãŠã«åæ Œãããšããã°ã衚瀺ãããŸãã ãã®çš®ã®åäœã«ããããããã°ã«ã¯ãŸã£ãã圹ã«ç«ã¡ãŸããã
@ivandosreisandrade package.jsonã¯ã©ã®ããã«èŠããŸããïŒ ç§ã¯ããã«åŸãããšããŠããŸãïŒ
npm test --- runInBand -t "ãã€ãã¹ãå"
ããããç§ã¯ãããç§ã®package.jsonã§ãã®ããã«èšå®ããŠããŸã
" testïŒunit "ïŒ "jest --verbose"
--verboseãã©ã°ã䜿çšãããšãconsole.logãééãããããšãã§ãããšæããŸãããããã§ãconsole.logãæ©èœãããããšã¯ã§ããŸããã ãšãŠãã€ã©ã€ã©ããïŒ
@ivandosreisandrade package.jsonã¯ã©ã®ããã«èŠããŸããïŒ ç§ã¯ããã«åŸãããšããŠããŸãïŒ
npm test --- runInBand -t "ãã€ãã¹ãå"
ããããç§ã¯ãããç§ã®package.jsonã§ãã®ããã«èšå®ããŠããŸã
" testïŒunit "ïŒ "jest --verbose"
--verboseãã©ã°ã䜿çšãããšãconsole.logãééãããããšãã§ãããšæããŸãããããã§ãconsole.logãæ©èœãããããšã¯ã§ããŸããã ãšãŠãã€ã©ã€ã©ããïŒ
@ u84sixããã¯ç§ã®packadge.jsonã§ã
"scripts": {
"test": "jest test --coverage",
...
},
...
"jest": {
"verbose": true,
"testMatch": [
"**/tests/**/*.js?(x)"
],
"moduleFileExtensions": [
"js"
],
"moduleDirectories": [
"node_modules"
]
}
testMatchã¯.js
ãŸãã¯.jx
ãŸãã¯.jsx
ãã¡ã€ã«ã®ãããããèš±å¯ããmoduleFileExtensionsã¯.js
ã®ã¿ãèš±å¯ããŸãã äœããããããããã§ãã
åå ãšã¯é¢ä¿ãããŸããïŒman_shruggingïŒ
ããã¯ããããã«å¯ŸããŠãã¹ããèŠã€ããŠå®è¡ãããã¡ã€ã«ã§ãã
åé¡ã解決ãããçç±ãããããŸããã ãããç§ã®ããŒãããŒãžã§ã³ã§ã-13.12.10ãnpm -6.14.4
ãžã§ã¹ã-24.9.0
ãããmock-fsã䜿ã£ãåºæ¬çãªãã¹ãã§ã
'mock-fs'ããã¢ãã¯ãã€ã³ããŒãããŸãã
import * as fs from'fs ';
'pump'ããpumpãã€ã³ããŒãããŸãã
import * as util from'util ';
describe('Test suite for bucket functionality', () => {
beforeEach(() => {
mock({
'sample-file.txt': 'Content of the sample file',
'sample-upload.txt': ''
});
});
test('test upload', async () => {
const filePromisy = util.promisify(fs.readFile);
pump(fs.createReadStream('sample-file.txt'), fs.createWriteStream('sample-upload.txt'));
filePromisy('sample-upload.txt').then(data => {
// when I do a console.log() here I get a warning stating that before I do an expect of data , I get a warning (no longer an error) stating that -_Cannot log after tests are done._
}).catch(err => {
});
});
test('test download', () => {
});
});
ãªããããèµ·ããã®ãããããŸããã ããã¯ããã¹ãä»æ§ã®å®è¡åŸã«ã®ã¿ãconsole.logãnextTickïŒïŒã§åŠçããããšèŠãªãããã€ãã³ãã«ãŒããåå ã§ãã ãããæèµ·ããŠç³ãèš³ãããŸããããã³ã³ãœãŒã«ã®o / pãå®è¡ããŠèŠæ±ããŒã¿ã確èªããã®ã§ã¯ãªãããã¹ãŠã®ãã¹ãã±ãŒã¹ããããã°ããã®ã¯é¢åãªããã§ãã
filePromisyã®promiseãjestã«è¿ããŠããã¹ãããã€è¡ããããããããããã«ããå¿ èŠããããããåé¡ã¯ãããšã¯äœã®é¢ä¿ããããŸããã
äžæçãªexpect
ã¹ããŒãã¡ã³ãã«ãã°ã€ã³ããããã®ã眮ãã ãã§ããããã°ç®çã§ãã®åé¡ãåé¿ã§ããŸããã ã ããã代ããã«console.log(sketchyVariable)
ã䜿çšexpect(sketchyVariable).toEqual(42)
ã
ããŒã8ã§ç§ã®ããã«åããããšïŒ
console.log
ã䜿çšãã代ããã«ãçµã¿èŸŒã¿ã®ãããã°ãã°ã䜿çšããŸãã
const util = require('util')
const myLogger = util.debuglog('myloggername')
myLogger('foobar')
ãããŠããããã¬ãŒãã©ã°ã§jestãéå§ããŸãã
NODE_DEBUG=myloggername npm test -t "My Test Name"
1ã€ã®ãã¹ããèŠãŠãããšãã³ã³ãœãŒã«ãã°ãæ£çºçã«è¡šç€ºãããã®ãèŠãŠããŸããã ãã¹ãŠã®ãã°ã衚瀺ãããå Žåãããã°ããŸã£ãã衚瀺ãããªãå ŽåããããŸãããŸãããã¹ãŠã§ã¯ãªãäžéšã®ãã°ã衚瀺ãããå ŽåããããŸãã ãã¹ããå®è¡ãããã³ã«ãç§ã¯äœãéããã®ãèŠãã§ãããã ð
--verbose=false
ã¯ç§ã®ããã«ãããä¿®æ£ããŸããã verbose
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