tests

tests/coffee/compose/lib.test.coffee

@@ -1,7 +1,20 @@
 assert  = require 'assert'
-{transformDependsOnToObject}     = require '../../../src/coffee/compose/lib.coffee'
+td      = require 'testdouble'
+
+spawn = null
+transformDependsOnToObject = null
+runCmd = null
 
 describe 'Compose lib', ->
+
+  afterEach -> td.reset()
+
+  beforeEach ->
+    spawn = td.replace('child_process').spawn
+    lib = require '../../../src/coffee/compose/lib.coffee'
+    transformDependsOnToObject = lib.transformDependsOnToObject
+    runCmd = lib.runCmd
+
   describe 'transformDependsOnToObject', ->
 
     it 'should return null when the argument is falsy', ->
@@ -21,3 +34,26 @@ describe 'Compose lib', ->
         www: condition: 'service_started'
         db: condition: 'service_started'
         someOther: condition: 'service_started'
+
+  describe 'runCmd', ->
+    it 'should log an error when the command did not run sucessfully', ->
+      td.when(spawn 'myCmd', {myArgs: 1}, td.matchers.anything()).thenReturn {error: 'some error'}
+      _console = td.object ['error']
+      runCmd 'myCmd', {myArgs: 1}, {}, null, null, _console
+      td.verify _console.error "Error, unable to execute", 'myCmd', {myArgs: 1}, 'some error'
+
+    it 'should log and call appropriate callbacks on successful completion', ->
+      spawned =
+        stdout: td.object ['on']
+        stderr: td.object ['on']
+        on: td.function()
+      _console = td.object ['log']
+      callbacks =
+        stdout: 1
+        stderr: 2
+      td.when(spawn 'myCmd', {myArgs: 1}, td.matchers.anything()).thenReturn spawned
+      runCmd 'myCmd', {myArgs: 1}, {}, callbacks, 'exitCb', _console
+      td.verify _console.log 'success', 'myCmd', {myArgs: 1}
+      td.verify spawned.stdout.on 'data', 1
+      td.verify spawned.stderr.on 'data', 2
+      td.verify spawned.on 'close', 'exitCb'