| 1 | Logasm = require '../lib/logasm'
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| 2 | StdoutAdapter = require '../lib/logasm/adapters/stdout_adapter'
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| 3 | LogstashAdapter = require '../lib/logasm/adapters/logstash_adapter'
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| 4 | Blacklist = require '../lib/logasm/preprocessors/blacklist'
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| 5 |
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| 6 | describe 'Logasm', ->
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| 7 | it 'creates stdout logger', (done) ->
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| 8 | logasm = Logasm.build "My service", {stdout: {}}
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| 9 |
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| 10 | logasm.adapters.should.have.length(1)
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| 11 | logasm.adapters[0].should.be.an.instanceof(StdoutAdapter)
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| 12 | done()
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| 13 |
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| 14 | it 'creates logstash logger', (done) ->
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| 15 | logasm = Logasm.build "My service", {logstash: {host: 'localhost', port: 5229}}
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| 16 |
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| 17 | logasm.adapters.should.have.length(1)
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| 18 | logasm.adapters[0].should.be.an.instanceof(LogstashAdapter)
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| 19 | done()
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| 20 |
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| 21 | it 'creates multiple loggers', (done) ->
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| 22 | logasm = Logasm.build "My service", {stdout: {}, logstash: {host: 'localhost', port: 5229}}
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| 23 |
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| 24 | logasm.adapters.should.have.length(2)
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| 25 | logasm.adapters[0].should.be.an.instanceof(StdoutAdapter)
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| 26 | logasm.adapters[1].should.be.an.instanceof(LogstashAdapter)
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| 27 | done()
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| 28 |
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| 29 | it 'creates stdout logger when no loggers are specified', (done) ->
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| 30 | logasm = Logasm.build "My service", undefined
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| 31 |
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| 32 | logasm.adapters.should.have.length(1)
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| 33 | logasm.adapters[0].should.be.an.instanceof(StdoutAdapter)
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| 34 | done()
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| 35 |
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| 36 | it 'creates preprocessor when defined', (done) ->
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| 37 | logasm = Logasm.build "My service", undefined, {blacklist: {fields: []}}
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| 38 |
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| 39 | logasm.preprocessors.should.have.length(1)
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| 40 | logasm.preprocessors[0].should.be.an.instanceof(Blacklist)
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| 41 | done()
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| 42 |
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| 43 | context 'when preprocessor defined', ->
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| 44 | preprocessor = {
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| 45 | process: sinon.stub().returns({data:'processed', message: 'Received message'})
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| 46 | }
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| 47 | adapter = {
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| 48 | log: sinon.spy()
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| 49 | }
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| 50 |
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| 51 | beforeEach ->
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| 52 | @logasm = new Logasm([adapter], [preprocessor])
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| 53 |
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| 54 | it 'preprocesses data before logging', ->
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| 55 | @logasm.info('Received message', {data: 'data'})
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| 56 |
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| 57 | expect(preprocessor.process).to.be.calledWith({data: 'data', message: 'Received message'})
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| 58 | expect(adapter.log).to.be.calledWith("info", {data:'processed', message: 'Received message'})
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| 59 |
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| 60 | context 'when parsing log data', ->
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| 61 | beforeEach ->
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| 62 | @logasm = Logasm.build ''
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| 63 |
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| 64 | it 'parses empty string with no metadata', (done) ->
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| 65 | result = @logasm.parseLogData('')
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| 66 |
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| 67 | result.should.eql({message: ''})
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| 68 | done()
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| 69 |
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| 70 | it 'parses undefined as metadata', (done) ->
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| 71 | result = @logasm.parseLogData(undefined)
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| 72 |
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| 73 | result.should.eql({message: undefined})
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| 74 | done()
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| 75 |
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| 76 | it 'parses only message', (done) ->
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| 77 | result = @logasm.parseLogData('test message')
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| 78 |
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| 79 | result.should.eql({message: 'test message'})
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| 80 | done()
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| 81 |
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| 82 | it 'message and metadata', (done) ->
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| 83 | result = @logasm.parseLogData('test message', {test: 'data', more: 'testing'})
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| 84 |
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| 85 | result.should.eql({message: 'test message', test: 'data', more: 'testing'})
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| 86 | done()
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