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58 lines
1.7 KiB
CoffeeScript
58 lines
1.7 KiB
CoffeeScript
ChildProcess = require 'child_process'
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Spawner = require '../src/main-process/spawner'
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describe "Spawner", ->
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beforeEach ->
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# Prevent any commands from actually running and affecting the host
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originalSpawn = ChildProcess.spawn
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harmlessSpawn =
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# Just spawn something that won't actually modify the host
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if process.platform is 'win32'
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originalSpawn('dir')
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else
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originalSpawn('ls')
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spyOn(ChildProcess, 'spawn').andCallFake (command, args, callback) ->
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harmlessSpawn
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it "invokes passed callback", ->
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someCallback = jasmine.createSpy('someCallback')
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Spawner.spawn('some-command', 'some-args', someCallback)
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waitsFor ->
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someCallback.callCount is 1
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it "spawns passed command with arguments", ->
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actualCommand = null
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actualArgs = null
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# Redefine fake invocation, so to remember passed arguments
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jasmine.unspy(ChildProcess, 'spawn')
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spyOn(ChildProcess, 'spawn').andCallFake (command, args) ->
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actualCommand = command
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actualArgs = args
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harmlessSpawn
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expectedCommand = 'some-command'
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expectedArgs = 'some-args'
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someCallback = jasmine.createSpy('someCallback')
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Spawner.spawn(expectedCommand, expectedArgs, someCallback)
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expect(actualCommand).toBe expectedCommand
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expect(actualArgs).toBe expectedArgs
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it "ignores errors by spawned process", ->
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# Redefine fake invocation, so to cause an error
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jasmine.unspy(ChildProcess, 'spawn')
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spyOn(ChildProcess, 'spawn').andCallFake -> throw new Error("EBUSY")
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someCallback = jasmine.createSpy('someCallback')
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expect(Spawner.spawn('some-command', 'some-args', someCallback)).toBe undefined
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waitsFor ->
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someCallback.callCount is 1
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