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dateFileAppender-test.js
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137 lines (119 loc) · 4.23 KB
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'use strict';
const test = require('tap').test;
const path = require('path');
const fs = require('fs');
const log4js = require('../../lib/log4js');
const EOL = require('os').EOL || '\n';
function removeFile(filename) {
try {
fs.unlinkSync(path.join(__dirname, filename));
} catch (e) {
// doesn't matter
}
}
test('../../lib/appenders/dateFile', (batch) => {
batch.test('with default settings', (t) => {
const testFile = path.join(__dirname, 'date-appender-default.log');
log4js.configure({
appenders: { date: { type: 'dateFile', filename: testFile } },
categories: { default: { appenders: ['date'], level: 'DEBUG' } }
});
const logger = log4js.getLogger('default-settings');
logger.info('This should be in the file.');
t.teardown(() => { removeFile('date-appender-default.log'); });
setTimeout(() => {
fs.readFile(testFile, 'utf8', (err, contents) => {
t.include(contents, 'This should be in the file');
t.match(
contents,
/\[\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.\d{3}] \[INFO] default-settings - /
);
t.end();
});
}, 100);
});
batch.test('configure with dateFileAppender', (t) => {
log4js.configure({
appenders: {
date: {
type: 'dateFile',
filename: 'test/tap/date-file-test.log',
pattern: '-from-MM-dd',
layout: { type: 'messagePassThrough' }
}
},
categories: { default: { appenders: ['date'], level: 'WARN' } }
});
const logger = log4js.getLogger('tests');
logger.info('this should not be written to the file');
logger.warn('this should be written to the file');
log4js.shutdown(() => {
fs.readFile(path.join(__dirname, 'date-file-test.log'), 'utf8', (err, contents) => {
t.include(contents, `this should be written to the file${EOL}`);
t.equal(contents.indexOf('this should not be written to the file'), -1);
t.end();
});
});
t.teardown(() => { removeFile('date-file-test.log'); });
});
batch.test('configure with options.alwaysIncludePattern', (t) => {
const format = require('date-format');
const options = {
appenders: {
date: {
category: 'tests',
type: 'dateFile',
filename: 'test/tap/date-file-test',
pattern: '-from-MM-dd.log',
alwaysIncludePattern: true,
layout: {
type: 'messagePassThrough'
}
}
},
categories: { default: { appenders: ['date'], level: 'debug' } }
};
const thisTime = format.asString(options.appenders.date.pattern, new Date());
fs.writeFileSync(
path.join(__dirname, `date-file-test${thisTime}`),
`this is existing data${EOL}`,
'utf8'
);
log4js.configure(options);
const logger = log4js.getLogger('tests');
logger.warn('this should be written to the file with the appended date');
t.teardown(() => { removeFile(`date-file-test${thisTime}`); });
// wait for filesystem to catch up
log4js.shutdown(() => {
fs.readFile(path.join(__dirname, `date-file-test${thisTime}`), 'utf8', (err, contents) => {
t.include(contents, 'this should be written to the file with the appended date');
t.include(contents, 'this is existing data', 'should not overwrite the file on open (issue #132)');
t.end();
});
});
});
batch.test('should flush logs on shutdown', (t) => {
const testFile = path.join(__dirname, 'date-appender-default.log');
log4js.configure({
appenders: { test: { type: 'dateFile', filename: testFile } },
categories: { default: { appenders: ['test'], level: 'trace' } }
});
const logger = log4js.getLogger('default-settings');
logger.info('1');
logger.info('2');
logger.info('3');
t.teardown(() => { removeFile('date-appender-default.log'); });
log4js.shutdown(() => {
fs.readFile(testFile, 'utf8', (err, fileContents) => {
// 3 lines of output, plus the trailing newline.
t.equal(fileContents.split(EOL).length, 4);
t.match(
fileContents,
/\[\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.\d{3}] \[INFO] default-settings - /
);
t.end();
});
});
});
batch.end();
});