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require 'spec_helper'
module Logify
describe Logger do
let(:io) { StringIO.new }
let(:klass) { Class.new { include Logify } }
let(:log) { klass.new.log }
let(:stdout) { io.rewind && io.read }
before do
Logify.level = :debug
Logify.io = io
end
it 'accepts a string parameter' do
expect { log.debug 'An informative message' }.to_not raise_error
expect(stdout).to include('An informative message')
end
it 'accepts a block parameter' do
expect {
log.debug { String.new('An informative message') }
}.to_not raise_error
expect(stdout).to include('An informative message')
end
context 'when the log level is :debug' do
it 'pretty aligns parameters' do
log.info 'Starting some command...'
log.debug 'x = 0'
log.debug 'y = 99'
log.warn 'x is 0'
log.error 'Cannot divide by 0'
log.fatal 'Ruby segfaulted'
expect(stdout).to include('| ===> Starting some command...')
expect(stdout).to include('| x = 0')
expect(stdout).to include('| y = 99')
expect(stdout).to include('| **** x is 0')
expect(stdout).to include('| >>>> Cannot divide by 0')
expect(stdout).to include('| !!!! Ruby segfaulted')
end
context 'when the class is < MAX_LENGTH' do
it 'uses the full class name' do
klass.stub(:name).and_return('Hello::Kitty')
log.debug 'Helpful info'
expect(stdout).to include('Hello::Kitty | Helpful info')
end
end
context 'when the class is MAX_LENGTH' do
it 'uses the full class name' do
klass.stub(:name).and_return('Hello::Kitty::Magical::Pony::Eye')
log.debug 'Helpful info'
expect(stdout).to include('Hello::Kitty::Magical::Pony::Eye | Helpful info')
end
end
context 'when the class is > MAX_LENGTH' do
it 'shortens the name by namespace' do
klass.stub(:name).and_return('Hello::Kitty::Magical::Ponies::Eye')
log.debug 'Helpful info'
expect(stdout).to include('Kitty::Magical::Ponies::Eye | Helpful info')
end
it 'just pre-truncates long names' do
klass.stub(:name).and_return('ReallyLongHelloKittyMagicalPoniesEye')
log.debug 'Helpful info'
expect(stdout).to include('gHelloKittyMagicalPoniesEye | Helpful info')
end
end
end
context 'when the log level is not :debug' do
before { Logify.level = :info }
it 'uses the shortened syntax' do
log.info 'Starting some command...'
log.debug 'x = 0'
log.debug 'y = 99'
log.warn 'x is 0'
log.error 'Cannot divide by 0'
log.fatal 'Ruby segfaulted'
expect(stdout).to include('I: Starting some command')
expect(stdout).to include('W: x is 0')
expect(stdout).to include('E: Cannot divide by 0')
expect(stdout).to include('F: Ruby segfaulted')
end
end
context 'when the log level is :info' do
before { Logify.level = :info }
it 'does not print :debug messages' do
log.debug 'This is a debug'
expect(stdout).to_not include('This is a debug')
end
it 'prints :info messages' do
log.info 'This is info'
expect(stdout).to include('This is info')
end
it 'prints :warn messages' do
log.warn 'This is a warn'
expect(stdout).to include('This is a warn')
end
it 'prints :error messages' do
log.error 'This is an error'
expect(stdout).to include('This is an error')
end
it 'prints :fatal messages' do
log.fatal 'This is a fatal'
expect(stdout).to include('This is a fatal')
end
end
context 'when the log level is :warn' do
before { Logify.level = :warn }
it 'does not print :debug messages' do
log.debug 'This is a debug'
expect(stdout).to_not include('This is a debug')
end
it 'does not print :info messages' do
log.info 'This is info'
expect(stdout).to_not include('This is info')
end
it 'prints :warn messages' do
log.warn 'This is a warn'
expect(stdout).to include('This is a warn')
end
it 'prints :error messages' do
log.error 'This is an error'
expect(stdout).to include('This is an error')
end
it 'prints :fatal messages' do
log.fatal 'This is a fatal'
expect(stdout).to include('This is a fatal')
end
end
context 'when the log level is :error' do
before { Logify.level = :error }
it 'does not print :debug messages' do
log.debug 'This is a debug'
expect(stdout).to_not include('This is a debug')
end
it 'does not print :info messages' do
log.info 'This is info'
expect(stdout).to_not include('This is info')
end
it 'does not print :warn messages' do
log.warn 'This is a warn'
expect(stdout).to_not include('This is a warn')
end
it 'prints :error messages' do
log.error 'This is an error'
expect(stdout).to include('This is an error')
end
it 'prints :fatal messages' do
log.fatal 'This is a fatal'
expect(stdout).to include('This is a fatal')
end
end
context 'when the log level is :fatal' do
before { Logify.level = :fatal }
it 'does not print :debug messages' do
log.debug 'This is a debug'
expect(stdout).to_not include('This is a debug')
end
it 'does not print :info messages' do
log.info 'This is info'
expect(stdout).to_not include('This is info')
end
it 'does not print :warn messages' do
log.warn 'This is a warn'
expect(stdout).to_not include('This is a warn')
end
it 'does not print :error messages' do
log.error 'This is an error'
expect(stdout).to_not include('This is an error')
end
it 'prints :fatal messages' do
log.fatal 'This is a fatal'
expect(stdout).to include('This is a fatal')
end
end
context 'when the log level is :none' do
before { Logify.level = :none }
it 'does not print :debug messages' do
log.debug 'This is a debug'
expect(stdout).to_not include('This is a debug')
end
it 'does not print :info messages' do
log.info 'This is info'
expect(stdout).to_not include('This is info')
end
it 'does not print :warn messages' do
log.warn 'This is a warn'
expect(stdout).to_not include('This is a warn')
end
it 'does not print :error messages' do
log.error 'This is an error'
expect(stdout).to_not include('This is an error')
end
it 'does not print :fatal messages' do
log.fatal 'This is a fatal'
expect(stdout).to_not include('This is a fatal')
end
end
context 'with filter params' do
before { Logify.filter('bacon') }
it 'filters the parameter' do
log.info 'The password is bacon'
expect(stdout).to include('The password is [FILTERED]')
end
end
end
end
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