deno.land / std@0.166.0 / node / _tools / test / parallel / test-console-group.js
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.// Taken from Node 18.12.0// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
'use strict';require('../common');const { hijackStdout, hijackStderr, restoreStdout, restoreStderr} = require('../common/hijackstdio');
const assert = require('assert');const Console = require('console').Console;
let c, stdout, stderr;
function setup(groupIndentation) { stdout = ''; hijackStdout(function(data) { stdout += data; });
stderr = ''; hijackStderr(function(data) { stderr += data; });
c = new Console({ stdout: process.stdout, stderr: process.stderr, colorMode: false, groupIndentation: groupIndentation });}
function teardown() { restoreStdout(); restoreStderr();}
// Basic group() functionality{ setup(); const expectedOut = 'This is the outer level\n' + ' Level 2\n' + ' Level 3\n' + ' Back to level 2\n' + 'Back to the outer level\n' + 'Still at the outer level\n';
const expectedErr = ' More of level 3\n';
c.log('This is the outer level'); c.group(); c.log('Level 2'); c.group(); c.log('Level 3'); c.warn('More of level 3'); c.groupEnd(); c.log('Back to level 2'); c.groupEnd(); c.log('Back to the outer level'); c.groupEnd(); c.log('Still at the outer level');
assert.strictEqual(stdout, expectedOut); assert.strictEqual(stderr, expectedErr); teardown();}
// Group indentation is tracked per Console instance.{ setup(); const expectedOut = 'No indentation\n' + 'None here either\n' + ' Now the first console is indenting\n' + 'But the second one does not\n'; const expectedErr = '';
const c2 = new Console(process.stdout, process.stderr); c.log('No indentation'); c2.log('None here either'); c.group(); c.log('Now the first console is indenting'); c2.log('But the second one does not');
assert.strictEqual(stdout, expectedOut); assert.strictEqual(stderr, expectedErr); teardown();}
// Make sure labels work.{ setup(); const expectedOut = 'This is a label\n' + ' And this is the data for that label\n'; const expectedErr = '';
c.group('This is a label'); c.log('And this is the data for that label');
assert.strictEqual(stdout, expectedOut); assert.strictEqual(stderr, expectedErr); teardown();}
// Check that console.groupCollapsed() is an alias of console.group(){ setup(); const expectedOut = 'Label\n' + ' Level 2\n' + ' Level 3\n'; const expectedErr = '';
c.groupCollapsed('Label'); c.log('Level 2'); c.groupCollapsed(); c.log('Level 3');
assert.strictEqual(stdout, expectedOut); assert.strictEqual(stderr, expectedErr); teardown();}
// Check that multiline strings and object output are indented properly.{ setup(); const expectedOut = 'not indented\n' + ' indented\n' + ' also indented\n' + ' {\n' + " also: 'a',\n" + " multiline: 'object',\n" + " should: 'be',\n" + " indented: 'properly',\n" + " kthx: 'bai'\n" + ' }\n'; const expectedErr = '';
c.log('not indented'); c.group(); c.log('indented\nalso indented'); c.log({ also: 'a', multiline: 'object', should: 'be', indented: 'properly', kthx: 'bai' });
assert.strictEqual(stdout, expectedOut); assert.strictEqual(stderr, expectedErr); teardown();}
// Check that the kGroupIndent symbol property is not enumerable{ const keys = Reflect.ownKeys(console) .filter((val) => Object.prototype.propertyIsEnumerable.call(console, val)) .map((val) => val.toString()); assert(!keys.includes('Symbol(groupIndent)'), 'groupIndent should not be enumerable');}
// Check custom groupIndentation.{ setup(3); const expectedOut = 'Set the groupIndentation parameter to 3\n' + 'This is the outer level\n' + ' Level 2\n' + ' Level 3\n' + ' Back to level 2\n' + 'Back to the outer level\n' + 'Still at the outer level\n';
const expectedErr = ' More of level 3\n';
c.log('Set the groupIndentation parameter to 3'); c.log('This is the outer level'); c.group(); c.log('Level 2'); c.group(); c.log('Level 3'); c.warn('More of level 3'); c.groupEnd(); c.log('Back to level 2'); c.groupEnd(); c.log('Back to the outer level'); c.groupEnd(); c.log('Still at the outer level');
assert.strictEqual(stdout, expectedOut); assert.strictEqual(stderr, expectedErr); teardown();}
// Check the correctness of the groupIndentation parameter.{ // TypeError [null, 'str', [], false, true, {}].forEach((e) => { assert.throws( () => { new Console({ stdout: process.stdout, stderr: process.stderr, groupIndentation: e }); }, { code: 'ERR_INVALID_ARG_TYPE', name: 'TypeError' } ); });
// RangeError for integer [NaN, 1.01].forEach((e) => { assert.throws( () => { new Console({ stdout: process.stdout, stderr: process.stderr, groupIndentation: e }); }, { code: 'ERR_OUT_OF_RANGE', name: 'RangeError', message: /an integer/, } ); });
// RangeError [-1, 1001].forEach((e) => { assert.throws( () => { new Console({ stdout: process.stdout, stderr: process.stderr, groupIndentation: e }); }, { code: 'ERR_OUT_OF_RANGE', name: 'RangeError', message: />= 0 && <= 1000/, } ); });}
std
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