runner-spec.js

"use babel" // TODO

/* eslint-disable no-invalid-this */ import Runner from "../lib/runner"
import ScriptOptions from "../lib/script-options"
import path from "path"

describe("Runner", () => {
  beforeEach(() => {
    this.command = "node"
    this.runOptions = new ScriptOptions()
    this.runOptions.cmd = this.command
    this.runner = new Runner(this.runOptions)
  })

  afterEach(() => {
    this.runner.destroy()
  })

  describe("run", () => {
    it("with no input", () => {
      runs(() => {
        this.output = null
        this.runner.onDidWriteToStdout((output) => {
          this.output = output
        })
        this.runner.run(this.command, ["./spec/fixtures/outputTest.js"], {})
      })

      waitsFor(() => this.output !== null, "File should execute", 2000)

      runs(() => expect(this.output).toEqual({ message: "hello\n" }))
    })

    it("with an input string", () => {
      runs(() => {
        this.output = null
        this.runner.onDidWriteToStdout((output) => {
          this.output = output
        })
        this.runner.run(this.command, ["./spec/fixtures/ioTest.js"], {}, "hello")
      })

      waitsFor(() => this.output !== null, "File should execute", 2000)

      runs(() => expect(this.output).toEqual({ message: "TEST: hello\n" }))
    })

    it("exits", () => {
      runs(() => {
        this.exited = false
        this.runner.onDidExit(() => {
          this.exited = true
        })
        this.runner.run(this.command, ["./spec/fixtures/outputTest.js"], {})
      })

      waitsFor(() => this.exited, "Should receive exit callback", 2000)
    })

    it("notifies about writing to stderr", () => {
      runs(() => {
        this.failedEvent = null
        this.runner.onDidWriteToStderr((event) => {
          this.failedEvent = event
        })
        this.runner.run(this.command, ["./spec/fixtures/throw.js"], {})
      })

      waitsFor(() => this.failedEvent, "Should receive failure callback", 2000)

      runs(() => expect(this.failedEvent.message).toMatch(/kaboom/))
    })

    it("terminates stdin", () => {
      runs(() => {
        this.output = null
        this.runner.onDidWriteToStdout((output) => {
          this.output = output
        })
        this.runner.run(this.command, ["./spec/fixtures/stdinEndTest.js"], {}, "unused input")
      })

      waitsFor(() => this.output !== null, "File should execute", 2000)

      runs(() => expect(this.output).toEqual({ message: "stdin terminated\n" }))
    })

    it("dirnameTest", () => {
      runs(() => {
        this.output = null
        this.runner.onDidWriteToStdout((output) => {
          this.output = output
        })
        this.runner.run(this.command, ["./spec/fixtures/dirnameTest.js"], {}, "unused input")
      })

      waitsFor(() => this.output !== null, "File should execute", 2000)

      runs(() => expect(this.output).toEqual({ message: `__dirname ${path.resolve("./spec/fixtures")}\n` }))
    })

    it("folder with space", () => {
      runs(() => {
        this.output = null
        this.runner.onDidWriteToStdout((output) => {
          this.output = output
        })
        this.runner.run(this.command, ["./spec/fixtures/folder with space/test.js"], {}, "unused input")
      })

      waitsFor(() => this.output !== null, "File should execute", 2000)

      runs(() => expect(this.output).toEqual({ message: `works\n` }))
    })
  })
})