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| 1 | +/** |
| 2 | + * @license |
| 3 | + * Copyright 2018 Google Inc. |
| 4 | + * |
| 5 | + * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | + * you may not use this file except in compliance with the License. |
| 7 | + * You may obtain a copy of the License at |
| 8 | + * |
| 9 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | + * |
| 11 | + * Unless required by applicable law or agreed to in writing, software |
| 12 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | + * See the License for the specific language governing permissions and |
| 15 | + * limitations under the License. |
| 16 | + */ |
| 17 | + |
| 18 | +import { expect } from 'chai'; |
| 19 | +import { spy } from 'sinon'; |
| 20 | +import { Logger, setLogLevel } from '../src/logger'; |
| 21 | +import { setUserLogHandler } from '../index'; |
| 22 | + |
| 23 | +describe(`Custom log handler`, () => { |
| 24 | + const client1 = new Logger('@firebase/test-logger'); |
| 25 | + const client2 = new Logger('@firebase/other-logger'); |
| 26 | + let result: any; |
| 27 | + let spies: any = {}; |
| 28 | + |
| 29 | + describe('Callback log level set to INFO (default)', () => { |
| 30 | + before(() => { |
| 31 | + setUserLogHandler((callbackParams) => { |
| 32 | + result = callbackParams; |
| 33 | + }); |
| 34 | + }); |
| 35 | + |
| 36 | + beforeEach(() => { |
| 37 | + result = null; |
| 38 | + spies = { |
| 39 | + logSpy: spy(console, 'log'), |
| 40 | + infoSpy: spy(console, 'info'), |
| 41 | + warnSpy: spy(console, 'warn'), |
| 42 | + errorSpy: spy(console, 'error') |
| 43 | + }; |
| 44 | + }); |
| 45 | + |
| 46 | + afterEach(() => { |
| 47 | + spies.logSpy.restore(); |
| 48 | + spies.infoSpy.restore(); |
| 49 | + spies.warnSpy.restore(); |
| 50 | + spies.errorSpy.restore(); |
| 51 | + }); |
| 52 | + |
| 53 | + it('calls custom callback with correct data for calling instance', () => { |
| 54 | + client1.info('info message!'); |
| 55 | + expect(result.message).to.equal('info message!'); |
| 56 | + expect(result.args[0]).to.equal('info message!'); |
| 57 | + expect(result.level).to.equal('info'); |
| 58 | + expect(result.type).to.equal('@firebase/test-logger'); |
| 59 | + expect(spies.infoSpy.called).to.be.true; |
| 60 | + spies.infoSpy.resetHistory(); |
| 61 | + client2.info('another info message!'); |
| 62 | + expect(result.message).to.equal('another info message!'); |
| 63 | + expect(result.args[0]).to.equal('another info message!'); |
| 64 | + expect(result.level).to.equal('info'); |
| 65 | + expect(result.type).to.equal('@firebase/other-logger'); |
| 66 | + expect(spies.infoSpy.called).to.be.true; |
| 67 | + }); |
| 68 | + |
| 69 | + it('parses multiple arguments correctly', () => { |
| 70 | + client1.info('info message!', ['hello'], 1, { a: 3 }); |
| 71 | + expect(result.message).to.equal('info message! ["hello"] 1 {"a":3}'); |
| 72 | + expect(result.args).to.deep.equal(['info message!', ['hello'], 1, { a: 3 }]); |
| 73 | + expect(result.level).to.equal('info'); |
| 74 | + expect(result.type).to.equal('@firebase/test-logger'); |
| 75 | + }); |
| 76 | + |
| 77 | + it('calls custom callback when log call is above set log level', () => { |
| 78 | + // Info was already tested above. |
| 79 | + client1.warn('warning message!'); |
| 80 | + expect(result.message).to.equal('warning message!'); |
| 81 | + expect(result.level).to.equal('warn'); |
| 82 | + expect(spies.warnSpy.called).to.be.true; |
| 83 | + client1.error('error message!'); |
| 84 | + expect(result.message).to.equal('error message!'); |
| 85 | + expect(result.level).to.equal('error'); |
| 86 | + expect(spies.errorSpy.called).to.be.true; |
| 87 | + }); |
| 88 | + |
| 89 | + it('does not call custom callback when log call is not above set log level', () => { |
| 90 | + client1.log('message you should not see'); |
| 91 | + expect(result).to.be.null; |
| 92 | + expect(spies.logSpy.called).to.be.false; |
| 93 | + client1.debug('message you should not see'); |
| 94 | + expect(result).to.be.null; |
| 95 | + expect(spies.logSpy.called).to.be.false; |
| 96 | + }); |
| 97 | + }); |
| 98 | + |
| 99 | + describe('Callback log level set to WARN with options', () => { |
| 100 | + before(() => { |
| 101 | + setUserLogHandler((callbackParams) => { |
| 102 | + result = callbackParams; |
| 103 | + }, { level: 'warn' }); |
| 104 | + }); |
| 105 | + |
| 106 | + beforeEach(() => { |
| 107 | + result = null; |
| 108 | + spies = { |
| 109 | + logSpy: spy(console, 'log'), |
| 110 | + infoSpy: spy(console, 'info'), |
| 111 | + warnSpy: spy(console, 'warn'), |
| 112 | + errorSpy: spy(console, 'error') |
| 113 | + }; |
| 114 | + }); |
| 115 | + |
| 116 | + afterEach(() => { |
| 117 | + spies.logSpy.restore(); |
| 118 | + spies.infoSpy.restore(); |
| 119 | + spies.warnSpy.restore(); |
| 120 | + spies.errorSpy.restore(); |
| 121 | + }); |
| 122 | + |
| 123 | + it('calls custom callback when log call is above set log level', () => { |
| 124 | + client1.warn('warning message!'); |
| 125 | + expect(result.message).to.equal('warning message!'); |
| 126 | + expect(result.args[0]).to.equal('warning message!'); |
| 127 | + expect(result.level).to.equal('warn'); |
| 128 | + expect(result.type).to.equal('@firebase/test-logger'); |
| 129 | + expect(spies.warnSpy.called).to.be.true; |
| 130 | + client1.error('error message!'); |
| 131 | + expect(result.message).to.equal('error message!'); |
| 132 | + expect(result.level).to.equal('error'); |
| 133 | + expect(spies.errorSpy.called).to.be.true; |
| 134 | + }); |
| 135 | + |
| 136 | + it('does not call custom callback when log call is not above set log level', () => { |
| 137 | + client1.debug('message you should not see'); |
| 138 | + expect(result).to.be.null; |
| 139 | + expect(spies.logSpy.called).to.be.false; |
| 140 | + client1.log('message you should not see'); |
| 141 | + expect(result).to.be.null; |
| 142 | + expect(spies.logSpy.called).to.be.false; |
| 143 | + client1.info('message you should not see'); |
| 144 | + expect(result).to.be.null; |
| 145 | + }); |
| 146 | + |
| 147 | + it('logLevel set in setUserLogHandler should not affect internal logging level', () => { |
| 148 | + client1.info('message you should not see'); |
| 149 | + expect(result).to.be.null; |
| 150 | + expect(spies.infoSpy.called).to.be.true; |
| 151 | + }); |
| 152 | + }); |
| 153 | + |
| 154 | + describe('Global log level set to VERBOSE with setLogLevel()', () => { |
| 155 | + before(() => { |
| 156 | + setLogLevel('verbose'); |
| 157 | + setUserLogHandler((callbackParams) => { |
| 158 | + result = callbackParams; |
| 159 | + }); |
| 160 | + }); |
| 161 | + |
| 162 | + beforeEach(() => { |
| 163 | + result = null; |
| 164 | + spies = { |
| 165 | + logSpy: spy(console, 'log'), |
| 166 | + infoSpy: spy(console, 'info'), |
| 167 | + warnSpy: spy(console, 'warn'), |
| 168 | + errorSpy: spy(console, 'error') |
| 169 | + }; |
| 170 | + }); |
| 171 | + |
| 172 | + afterEach(() => { |
| 173 | + spies.logSpy.restore(); |
| 174 | + spies.infoSpy.restore(); |
| 175 | + spies.warnSpy.restore(); |
| 176 | + spies.errorSpy.restore(); |
| 177 | + }); |
| 178 | + |
| 179 | + it('calls custom callback when log call is above set log level', () => { |
| 180 | + client1.log('log message!'); |
| 181 | + expect(result.message).to.equal('log message!'); |
| 182 | + expect(result.level).to.equal('verbose'); |
| 183 | + expect(spies.logSpy.called).to.be.true; |
| 184 | + client1.info('info message!'); |
| 185 | + expect(result.message).to.equal('info message!'); |
| 186 | + expect(result.level).to.equal('info'); |
| 187 | + expect(spies.infoSpy.called).to.be.true; |
| 188 | + client1.warn('warning message!'); |
| 189 | + expect(result.message).to.equal('warning message!'); |
| 190 | + expect(result.level).to.equal('warn'); |
| 191 | + expect(spies.warnSpy.called).to.be.true; |
| 192 | + client1.error('error message!'); |
| 193 | + expect(result.message).to.equal('error message!'); |
| 194 | + expect(result.level).to.equal('error'); |
| 195 | + expect(spies.errorSpy.called).to.be.true; |
| 196 | + }); |
| 197 | + |
| 198 | + it('does not call custom callback when log call is not above set log level', () => { |
| 199 | + client1.debug('message you should not see'); |
| 200 | + expect(result).to.be.null; |
| 201 | + expect(spies.logSpy.called).to.be.false; |
| 202 | + }); |
| 203 | + }); |
| 204 | +}); |
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