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|
return unless require?
path = require 'path'
{ execFileSync, spawnSync } = require 'child_process'
# Get the folder containing the compiled `coffee` executable and make it the
# PATH so that `#!/usr/bin/env coffee` resolves to our locally built file.
coffeeBinFolder = path.dirname require.resolve '../bin/coffee'
# For some reason, Windows requires `coffee` to be executed as `node coffee`.
coffeeCommand = if isWindows() then 'node coffee' else 'coffee'
spawnOptions =
cwd: coffeeBinFolder
encoding: 'utf8'
env: Object.assign {}, process.env,
PATH: coffeeBinFolder + (if isWindows() then ';' else ':') + process.env.PATH
shell: isWindows()
shebangScript = require.resolve './importing/shebang.coffee'
initialSpaceScript = require.resolve './importing/shebang_initial_space.coffee'
extraArgsScript = require.resolve './importing/shebang_extra_args.coffee'
initialSpaceExtraArgsScript = require.resolve './importing/shebang_initial_space_extra_args.coffee'
test "parse arguments for shebang scripts correctly (on *nix platforms)", ->
return if isWindows()
stdout = execFileSync shebangScript, ['-abck'], spawnOptions
expectedArgs = ['coffee', shebangScript, '-abck']
realArgs = JSON.parse stdout
arrayEq expectedArgs, realArgs
stdout = execFileSync initialSpaceScript, ['-abck'], spawnOptions
expectedArgs = ['coffee', initialSpaceScript, '-abck']
realArgs = JSON.parse stdout
arrayEq expectedArgs, realArgs
test "warn and remove -- if it is the second positional argument", ->
result = spawnSync coffeeCommand, [shebangScript, '--'], spawnOptions
stderr = result.stderr.toString()
arrayEq JSON.parse(result.stdout), ['coffee', shebangScript]
ok stderr.match /^coffee was invoked with '--'/m
posArgs = stderr.match(/^The positional arguments were: (.*)$/m)[1]
arrayEq JSON.parse(posArgs), [shebangScript, '--']
ok result.status is 0
result = spawnSync coffeeCommand, ['-b', shebangScript, '--'], spawnOptions
stderr = result.stderr.toString()
arrayEq JSON.parse(result.stdout), ['coffee', shebangScript]
ok stderr.match /^coffee was invoked with '--'/m
posArgs = stderr.match(/^The positional arguments were: (.*)$/m)[1]
arrayEq JSON.parse(posArgs), [shebangScript, '--']
ok result.status is 0
result = spawnSync(
coffeeCommand, ['-b', shebangScript, '--', 'ANOTHER'], spawnOptions)
stderr = result.stderr.toString()
arrayEq JSON.parse(result.stdout), ['coffee', shebangScript, 'ANOTHER']
ok stderr.match /^coffee was invoked with '--'/m
posArgs = stderr.match(/^The positional arguments were: (.*)$/m)[1]
arrayEq JSON.parse(posArgs), [shebangScript, '--', 'ANOTHER']
ok result.status is 0
result = spawnSync(
coffeeCommand, ['--', initialSpaceScript, 'arg'], spawnOptions)
expectedArgs = ['coffee', initialSpaceScript, 'arg']
realArgs = JSON.parse result.stdout
arrayEq expectedArgs, realArgs
ok result.stderr.toString() is ''
ok result.status is 0
test "warn about non-portable shebang lines", ->
result = spawnSync coffeeCommand, [extraArgsScript, 'arg'], spawnOptions
stderr = result.stderr.toString()
arrayEq JSON.parse(result.stdout), ['coffee', extraArgsScript, 'arg']
ok stderr.match /^The script to be run begins with a shebang line with more than one/m
[_, firstLine, file] = stderr.match(/^The shebang line was: '([^']+)' in file '([^']+)'/m)
ok (firstLine is '#!/usr/bin/env coffee --')
ok (file is extraArgsScript)
args = stderr.match(/^The arguments were: (.*)$/m)[1]
arrayEq JSON.parse(args), ['coffee', '--']
ok result.status is 0
result = spawnSync coffeeCommand, [initialSpaceScript, 'arg'], spawnOptions
stderr = result.stderr.toString()
ok stderr is ''
arrayEq JSON.parse(result.stdout), ['coffee', initialSpaceScript, 'arg']
ok result.status is 0
result = spawnSync(
coffeeCommand, [initialSpaceExtraArgsScript, 'arg'], spawnOptions)
stderr = result.stderr.toString()
arrayEq JSON.parse(result.stdout), ['coffee', initialSpaceExtraArgsScript, 'arg']
ok stderr.match /^The script to be run begins with a shebang line with more than one/m
[_, firstLine, file] = stderr.match(/^The shebang line was: '([^']+)' in file '([^']+)'/m)
ok (firstLine is '#! /usr/bin/env coffee extra')
ok (file is initialSpaceExtraArgsScript)
args = stderr.match(/^The arguments were: (.*)$/m)[1]
arrayEq JSON.parse(args), ['coffee', 'extra']
ok result.status is 0
test "both warnings will be shown at once", ->
result = spawnSync(
coffeeCommand, [initialSpaceExtraArgsScript, '--', 'arg'], spawnOptions)
stderr = result.stderr.toString()
arrayEq JSON.parse(result.stdout), ['coffee', initialSpaceExtraArgsScript, 'arg']
ok stderr.match /^The script to be run begins with a shebang line with more than one/m
[_, firstLine, file] = stderr.match(/^The shebang line was: '([^']+)' in file '([^']+)'/m)
ok (firstLine is '#! /usr/bin/env coffee extra')
ok (file is initialSpaceExtraArgsScript)
args = stderr.match(/^The arguments were: (.*)$/m)[1]
arrayEq JSON.parse(args), ['coffee', 'extra']
ok stderr.match /^coffee was invoked with '--'/m
posArgs = stderr.match(/^The positional arguments were: (.*)$/m)[1]
arrayEq JSON.parse(posArgs), [initialSpaceExtraArgsScript, '--', 'arg']
ok result.status is 0
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