Unit test custom commands 😇

Author: pirelenito

lib/index.spec.js

@@ -0,0 +1,65 @@
+/* global describe, it */
+
+var rewire = require('rewire')
+var sinon = require('sinon')
+var expect = require('chai').expect
+
+var GitRevisionPlugin = rewire('.')
+
+describe('git-revision-webpack-plugin (unit)', function () {
+  describe('on setting custom commithash command', function () {
+    it('should run the build on .apply', function () {
+      var buildFile = sinon.spy()
+      GitRevisionPlugin.__set__('buildFile', buildFile)
+
+      new GitRevisionPlugin({
+        commithashCommand: 'custom commithash command'
+      }).apply()
+
+      var commithashCall = buildFile.args.find(function (calls) {
+        return calls[4] === 'COMMITHASH'
+      })
+
+      expect(commithashCall[2]).to.eql('custom commithash command')
+    })
+
+    it('should run the custom git command on .commithash', function () {
+      var runGitCommand = sinon.spy()
+      GitRevisionPlugin.__set__('runGitCommand', runGitCommand)
+
+      new GitRevisionPlugin({
+        commithashCommand: 'custom commithash command'
+      }).commithash()
+
+      expect(runGitCommand.args[0][1]).to.eql('custom commithash command')
+    })
+  })
+
+  describe('on setting custom version command', function () {
+    it('should run the build on .apply', function () {
+      var buildFile = sinon.spy()
+      GitRevisionPlugin.__set__('buildFile', buildFile)
+
+      new GitRevisionPlugin({
+        versionCommand: 'custom version command'
+      }).apply()
+
+      var commithashCall = buildFile.args.find(function (calls) {
+        return calls[4] === 'VERSION'
+      })
+
+      expect(commithashCall[2]).to.eql('custom version command')
+    })
+
+    it('should run the custom git command on .version', function () {
+      var runGitCommand = sinon.spy()
+      GitRevisionPlugin.__set__('runGitCommand', runGitCommand)
+
+      new GitRevisionPlugin({
+        versionCommand: 'custom version command'
+      }).version()
+
+      expect(runGitCommand.args[0][1]).to.eql('custom version command')
+    })
+  })
+})

package.json

@@ -34,6 +34,8 @@
     "file-loader": "^0.8.5",
     "fs-extra": "^0.30.0",
     "mocha": "^2.4.5",
+    "rewire": "^2.5.2",
+    "sinon": "^1.17.5",
     "standard": "^6.0.5",
     "webpack": "^1.13.0"
   }