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node_modules/node-gyp/test/test-find-node-directory.js 4.29 KB
aaac7fed   liuqimichale   add
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  var test = require('tape')
  var path = require('path')
  var findNodeDirectory = require('../lib/find-node-directory')
  
  var platforms = ['darwin', 'freebsd', 'linux', 'sunos', 'win32', 'aix']
  
  // we should find the directory based on the directory
  // the script is running in and it should match the layout
  // in a build tree where npm is installed in
  // .... /deps/npm
  test('test find-node-directory - node install', function (t) {
    t.plan(platforms.length)
    for (var next = 0; next < platforms.length; next++) {
      var processObj = {execPath: '/x/y/bin/node', platform: platforms[next]}
      t.equal(
        findNodeDirectory('/x/deps/npm/node_modules/node-gyp/lib', processObj),
                          path.join('/x'))
    }
  })
  
  // we should find the directory based on the directory
  // the script is running in and it should match the layout
  // in an installed tree where npm is installed in
  // .... /lib/node_modules/npm or .../node_modules/npm
  // depending on the patform
  test('test find-node-directory - node build', function (t) {
    t.plan(platforms.length)
    for (var next = 0; next < platforms.length; next++) {
      var processObj = {execPath: '/x/y/bin/node', platform: platforms[next]}
      if (platforms[next] === 'win32') {
        t.equal(
          findNodeDirectory('/y/node_modules/npm/node_modules/node-gyp/lib',
                             processObj), path.join('/y'))
      } else {
        t.equal(
          findNodeDirectory('/y/lib/node_modules/npm/node_modules/node-gyp/lib',
                             processObj), path.join('/y'))
      }
    }
  })
  
  // we should find the directory based on the execPath
  // for node and match because it was in the bin directory
  test('test find-node-directory - node in bin directory', function (t) {
    t.plan(platforms.length)
    for (var next = 0; next < platforms.length; next++) {
      var processObj = {execPath: '/x/y/bin/node', platform: platforms[next]}
      t.equal(
        findNodeDirectory('/nothere/npm/node_modules/node-gyp/lib', processObj),
        path.join('/x/y'))
    }
  })
  
  // we should find the directory based on the execPath
  // for node and match because it was in the Release directory
  test('test find-node-directory - node in build release dir', function (t) {
    t.plan(platforms.length)
    for (var next = 0; next < platforms.length; next++) {
      var processObj
      if (platforms[next] === 'win32') {
        processObj = {execPath: '/x/y/Release/node', platform: platforms[next]}
      } else {
        processObj = {execPath: '/x/y/out/Release/node',
                      platform: platforms[next]}
      }
  
      t.equal(
        findNodeDirectory('/nothere/npm/node_modules/node-gyp/lib', processObj),
                          path.join('/x/y'))
    }
  })
  
  // we should find the directory based on the execPath
  // for node and match because it was in the Debug directory
  test('test find-node-directory - node in Debug release dir', function (t) {
    t.plan(platforms.length)
    for (var next = 0; next < platforms.length; next++) {
      var processObj
      if (platforms[next] === 'win32') {
        processObj = {execPath: '/a/b/Debug/node', platform: platforms[next]}
      } else {
        processObj = {execPath: '/a/b/out/Debug/node', platform: platforms[next]}
      }
  
      t.equal(
        findNodeDirectory('/nothere/npm/node_modules/node-gyp/lib', processObj),
                          path.join('/a/b'))
    }
  })
  
  // we should not find it as it will not match based on the execPath nor
  // the directory from which the script is running
  test('test find-node-directory - not found', function (t) {
    t.plan(platforms.length)
    for (var next = 0; next < platforms.length; next++) {
      var processObj = {execPath: '/x/y/z/y', platform:next}
      t.equal(findNodeDirectory('/a/b/c/d', processObj), '')
    }
  })
  
  // we should find the directory based on the directory
  // the script is running in and it should match the layout
  // in a build tree where npm is installed in
  // .... /deps/npm
  // same test as above but make sure additional directory entries
  // don't cause an issue
  test('test find-node-directory - node install', function (t) {
    t.plan(platforms.length)
    for (var next = 0; next < platforms.length; next++) {
      var processObj = {execPath: '/x/y/bin/node', platform: platforms[next]}
      t.equal(
        findNodeDirectory('/x/y/z/a/b/c/deps/npm/node_modules/node-gyp/lib',
                          processObj), path.join('/x/y/z/a/b/c'))
    }
  })