node-bunyan-lite/test/level.test.mjs

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/*
* Copyright (c) 2014 Trent Mick. All rights reserved.
*
* Test the `log.level(...)`.
*/
import { Eltro as t, assert} from 'eltro'
import bunyan from '../lib/bunyan.mjs'
import { dirname } from './helper.mjs'
// ---- test boolean `log.<level>()` calls
var log1 = bunyan.createLogger({
name: 'log1',
streams: [
{
level: 'info',
stream: process.stdout,
}
]
});
t.test('log.level() -> level num', function () {
assert.strictEqual(log1.level(), bunyan.INFO);
});
t.test('log.level(<const>)', function () {
log1.level(bunyan.DEBUG);
assert.strictEqual(log1.level(), bunyan.DEBUG);
});
t.test('log.level(<num>)', function () {
log1.level(10);
assert.strictEqual(log1.level(), bunyan.TRACE);
});
t.test('log.level(<name>)', function () {
log1.level('error');
assert.strictEqual(log1.level(), bunyan.ERROR);
});
// A trick to turn logging off.
// See <https://github.com/trentm/node-bunyan/pull/148#issuecomment-53232979>.
t.test('log.level(FATAL + 1)', function () {
log1.level(bunyan.FATAL + 1);
assert.strictEqual(log1.level(), bunyan.FATAL + 1);
});
t.test('log.level(<weird numbers>)', function () {
log1.level(0);
assert.strictEqual(log1.level(), 0);
log1.level(Number.MAX_VALUE);
assert.strictEqual(log1.level(), Number.MAX_VALUE);
log1.level(Infinity);
assert.strictEqual(log1.level(), Infinity);
});
t.test('log.level(<invalid values>)', function () {
assert.throws(function () {
bunyan.createLogger({name: 'invalid', level: 'booga'});
}, /unknown level name: "booga"/);
assert.throws(function () {
bunyan.createLogger({name: 'invalid', level: []});
}, /cannot resolve level: invalid arg \(object\): \[\]/);
assert.throws(function () {
bunyan.createLogger({name: 'invalid', level: true});
}, /cannot resolve level: invalid arg \(boolean\): true/);
assert.throws(function () {
bunyan.createLogger({name: 'invalid', level: -1});
}, /level is not a positive integer: -1/);
assert.throws(function () {
bunyan.createLogger({name: 'invalid', level: 3.14});
}, /level is not a positive integer: 3.14/);
assert.throws(function () {
bunyan.createLogger({name: 'invalid', level: -Infinity});
}, /level is not a positive integer: -Infinity/);
});