* first action! (#1)

node_modules/requireg/test/requiregSpec.js

@@ -0,0 +1,153 @@
+var path = require('path');
+
+var expect = require('expect.js')
+var resolvers = require('rewire')('../lib/resolvers')
+require.cache[require.resolve('../lib/resolvers')] = { exports: resolvers }
+var requiregModule = require('../lib/requireg')
+
+var isWin32 = process.platform === 'win32'
+var homeVar = isWin32 ? 'USERPROFILE' : 'HOME'
+var homePath = process.env[homeVar]
+
+describe('requireg', function () {
+
+  it('should be a function', function () {
+    expect(requiregModule).to.be.a('function')
+  })
+
+  describe('requireg API', function () {
+
+    it('should globalize', function () {
+      requiregModule.globalize()
+      expect(requireg).to.be.a('function')
+    })
+
+  })
+
+  describe('local modules', function () {
+
+    it('should resolve a local module', function () {
+      expect(requiregModule('expect.js')).to.be.equal(expect)
+    })
+
+    it('should throw an Error exception when no local module exists', function () {
+      expect(function () { requiregModule('nonexistent') }).to.throwError()
+    })
+
+  })
+
+  describe('global modules', function () {
+
+    describe('resolve only global', function () {
+
+      it('should not resolve a local module', function () {
+        expect(function () { requiregModule('expect.js', true) }).to.throwError()
+      })
+
+    })
+
+    describe('resolve via NODE_PATH', function () {
+
+      before(function () {
+        process.env.NODE_PATH = path.join(__dirname, 'fixtures', 'lib');
+      })
+
+      after(function () {
+        process.env.NODE_PATH = ''
+      })
+
+      it('should resolve the beaker package', function () {
+        expect(requiregModule('beaker')).to.be.true
+      })
+
+      it('should have the expected module path', function () {
+        expect(requiregModule.resolve('beaker'))
+          .to.be.equal(path.join(__dirname, 'fixtures', 'lib', 'node_modules', 'beaker', 'index.js'))
+      })
+
+    })
+
+    describe('resolve via $HOME', function () {
+
+      before(function () {
+        process.env[homeVar] = path.join(__dirname, 'fixtures', 'lib')
+      })
+
+      after(function () {
+        process.env[homeVar] = homePath
+      })
+
+      it('should resolve the beaker package', function () {
+        expect(requiregModule('beaker')).to.be.true
+      })
+
+    })
+
+    describe('resolve via $NODE_MODULES', function () {
+
+      before(function () {
+        process.env.NODE_MODULES = path.join(__dirname, 'fixtures', 'lib')
+      })
+
+      after(function () {
+        process.env.NODE_MODULES = ''
+      })
+
+      it('should resolve the beaker package', function () {
+        expect(requiregModule('beaker')).to.be.true
+      })
+
+    })
+
+    describe('resolve via node execution path', function () {
+      var execPath = process.execPath
+      var rc = require('rc')
+
+      before(function () {
+        process.execPath = path.join(__dirname, 'fixtures', (isWin32 ? 'lib' : 'bin'), 'node')
+      })
+
+      after(function () {
+        process.execPath = execPath
+      })
+
+      it('should resolve the beaker package', function () {
+        expect(requiregModule('beaker')).to.be.true
+      })
+
+      it('should have the expected module path', function () {
+        expect(requiregModule.resolve('beaker'))
+          .to.be.equal(path.join(__dirname, 'fixtures', 'lib', 'node_modules', 'beaker', 'index.js'))
+      })
+
+    })
+
+    describe('resolve via npm prefix', function () {
+      var rc = require('rc')
+
+      before(function () {
+        resolvers.__set__('rc', function () {
+          return {
+            prefix: path.join(__dirname, 'fixtures', (isWin32 ? 'lib' : ''))
+          }
+        })
+      })
+
+      after(function () {
+        resolvers.__set__('rc', rc)
+      })
+
+      it('should resolve the beaker package', function () {
+        expect(requiregModule('beaker')).to.be.true
+      })
+
+      it('should have the expected module path', function () {
+        expect(requiregModule.resolve('beaker'))
+          .to.be.equal(path.join(__dirname, 'fixtures', 'lib', 'node_modules', 'beaker', 'index.js'))
+      })
+
+    })
+
+  })
+
+})