Add tests for new lastcommitdatetime

Author: tartinesKiller

lib/index.spec.js

@@ -102,4 +102,32 @@ describe('git-revision-webpack-plugin (unit)', function () {
       expect(runGitCommand.args[0][1]).to.eql('custom branch command')
     })
   })
+
+  describe('on setting custom last commit date time command', function () {
+    it('should run the build on .apply', function () {
+      var buildFile = sinon.spy()
+      GitRevisionPlugin.__set__('buildFile', buildFile)
+
+      new GitRevisionPlugin({
+        lastCommitDateTimeCommand: 'custom last commit date time command'
+      }).apply()
+
+      var lastCommitDateTimeCall = buildFile.args.find(function (calls) {
+        return calls[0].asset === 'LASTCOMMITDATETIME'
+      })
+
+      expect(lastCommitDateTimeCall[0].command).to.eql('custom last commit date time command')
+    })
+
+    it('should run the custom git command on .lastcommitdatetime', function () {
+      var runGitCommand = sinon.spy()
+      GitRevisionPlugin.__set__('runGitCommand', runGitCommand)
+
+      new GitRevisionPlugin({
+        lastCommitDateTimeCommand: 'custom last commit date time command'
+      }).lastcommitdatetime()
+
+      expect(runGitCommand.args[0][1]).to.eql('custom last commit date time command')
+    })
+  })
 })