Page MenuHomePhabricator (Chris)
Files F622252

logger_spec.lua
No OneTemporary
Actions

Authored By
Unknown
Size
7 KB
Referenced Files
None
Subscribers
None

logger_spec.lua
View Options

--[[
Tests for src/core/logger.lua
Tests log levels, formatting, and level filtering.
]]
describe('core.logger', function()
local logger
local captured_output
before_each(function()
package.loaded['src.core.logger'] = nil
package.loaded['src.core.config'] = {
debug = function() return false end,
is_enabled = function() return false end,
get = function(key, default) return default end,
load = function() end,
VERSION = '2.0',
}
logger = require('src.core.logger')
captured_output = {}
-- Override io.write to capture output
local original_write = io.write
io.write = function(s)
table.insert(captured_output, s)
end
end)
after_each(function()
-- Restore io.write (best effort, may already be restored)
io.write = _G._original_io_write or io.write
end)
-- Save original io.write before all tests
setup(function()
_G._original_io_write = io.write
end)
teardown(function()
io.write = _G._original_io_write
end)
describe('set_level()', function()
it('should accept valid level strings', function()
assert.has_no.errors(function()
logger.set_level('DEBUG')
logger.set_level('INFO')
logger.set_level('WARN')
logger.set_level('ERROR')
end)
end)
it('should be case-insensitive', function()
assert.has_no.errors(function()
logger.set_level('debug')
logger.set_level('info')
logger.set_level('warn')
logger.set_level('error')
end)
end)
it('should silently ignore invalid levels', function()
assert.has_no.errors(function()
logger.set_level('INVALID')
end)
end)
end)
describe('log level filtering', function()
it('should output ERROR when level is ERROR', function()
logger.set_level('ERROR')
logger.error('test error')
assert.is_true(#captured_output > 0)
end)
it('should not output DEBUG when level is INFO', function()
logger.set_level('INFO')
logger.debug('should not appear')
assert.are.equal(0, #captured_output)
end)
it('should not output INFO when level is WARN', function()
logger.set_level('WARN')
logger.info('should not appear')
assert.are.equal(0, #captured_output)
end)
it('should not output WARN when level is ERROR', function()
logger.set_level('ERROR')
logger.warn('should not appear')
assert.are.equal(0, #captured_output)
end)
it('should output DEBUG when level is DEBUG', function()
logger.set_level('DEBUG')
logger.debug('debug message')
assert.is_true(#captured_output > 0)
end)
it('should output INFO when level is DEBUG', function()
logger.set_level('DEBUG')
logger.info('info message')
assert.is_true(#captured_output > 0)
end)
it('should output WARN when level is INFO', function()
logger.set_level('INFO')
logger.warn('warn message')
assert.is_true(#captured_output > 0)
end)
it('should output ERROR at any level', function()
logger.set_level('DEBUG')
logger.error('error message')
assert.is_true(#captured_output > 0)
end)
end)
describe('message formatting', function()
it('should include level in output', function()
logger.set_level('DEBUG')
logger.error('test')
local output = table.concat(captured_output)
assert.is_truthy(output:match('ERROR'))
end)
it('should include timestamp in output', function()
logger.set_level('DEBUG')
logger.info('test')
local output = table.concat(captured_output)
-- Check for date pattern like YYYY-MM-DD
assert.is_truthy(output:match('%d%d%d%d%-%d%d%-%d%d'))
end)
it('should include the message text', function()
logger.set_level('DEBUG')
logger.info('hello world')
local output = table.concat(captured_output)
assert.is_truthy(output:match('hello world'))
end)
it('should format with string.format when args provided', function()
logger.set_level('DEBUG')
logger.info('user %s has %d messages', 'Alice', 42)
local output = table.concat(captured_output)
assert.is_truthy(output:match('user Alice has 42 messages'))
end)
it('should handle plain message without format args', function()
logger.set_level('DEBUG')
logger.info('simple message')
local output = table.concat(captured_output)
assert.is_truthy(output:match('simple message'))
end)
it('should handle numeric message', function()
logger.set_level('DEBUG')
logger.info(42)
local output = table.concat(captured_output)
assert.is_truthy(output:match('42'))
end)
it('should end with newline', function()
logger.set_level('DEBUG')
logger.info('test')
local output = table.concat(captured_output)
assert.is_truthy(output:match('\n$'))
end)
end)
describe('init()', function()
it('should set DEBUG level when config.debug() is true', function()
package.loaded['src.core.logger'] = nil
package.loaded['src.core.config'] = {
debug = function() return true end,
is_enabled = function() return true end,
get = function(key, default) return default end,
load = function() end,
VERSION = '2.0',
}
logger = require('src.core.logger')
captured_output = {}
logger.init()
logger.debug('should appear now')
assert.is_true(#captured_output > 0)
end)
end)
describe('different log levels produce different prefixes', function()
before_each(function()
logger.set_level('DEBUG')
end)
it('debug should include DEBUG', function()
logger.debug('msg')
assert.is_truthy(table.concat(captured_output):match('DEBUG'))
end)
it('info should include INFO', function()
logger.info('msg')
assert.is_truthy(table.concat(captured_output):match('INFO'))
end)
it('warn should include WARN', function()
logger.warn('msg')
assert.is_truthy(table.concat(captured_output):match('WARN'))
end)
it('error should include ERROR', function()
logger.error('msg')
assert.is_truthy(table.concat(captured_output):match('ERROR'))
end)
end)
end)

File Metadata

Mime Type
application/javascript
Expires
Sat, Nov 14, 8:00 PM (22 h, 30 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
127748
Default Alt Text
logger_spec.lua (7 KB)

Event Timeline