Added unit test for configuration change

lib/plugins/aws/package/compile/functions/index.test.js

@@ -1,5 +1,6 @@
 'use strict';
 
+const _ = require('lodash');
 const path = require('path');
 const chai = require('chai');
 const AwsProvider = require('../../../provider/awsProvider');
@@ -1622,6 +1623,72 @@ describe('AwsCompileFunctions', () => {
       });
     });
 
+    it('should create a new version object if only the configuration changed', () => {
+      awsCompileFunctions.serverless.service.functions = {
+        func: {
+          handler: 'func.function.handler',
+        },
+        anotherFunc: {
+          handler: 'anotherFunc.function.handler',
+        },
+      };
+
+      const expectedOutputs = {
+        FuncLambdaFunctionQualifiedArn: {
+          Description: 'Current Lambda function version',
+          Value: { Ref: 'FuncLambdaVersionl6Rjpaz0gycgsEDI51sLed039fH2uR4W8Q2IW8cNo' },
+        },
+        AnotherFuncLambdaFunctionQualifiedArn: {
+          Description: 'Current Lambda function version',
+          Value: {
+            Ref: 'AnotherFuncLambdaVersion6JZQneYqP4bC0Z3ywMc3XJPyECHK4RMGhpv8iis4E',
+          },
+        },
+      };
+
+      return expect(awsCompileFunctions.compileFunctions()).to.be.fulfilled
+      .then(() => {
+        expect(
+          awsCompileFunctions.serverless.service.provider.compiledCloudFormationTemplate
+            .Outputs
+        ).to.deep.equal(
+          expectedOutputs
+        );
+
+        // Change configuration
+        awsCompileFunctions.serverless.service.provider.compiledCloudFormationTemplate = {
+          Resources: {},
+          Outputs: {},
+        };
+
+        _.set(
+          awsCompileFunctions,
+          'serverless.service.functions.func.environment.MY_ENV_VAR',
+          'myvalue'
+        );
+
+        return expect(awsCompileFunctions.compileFunctions()).to.be.fulfilled;
+      })
+      .then(() => {
+        // Expect different version hash
+        _.set(
+          expectedOutputs,
+          'FuncLambdaFunctionQualifiedArn',
+          {
+            Description: 'Current Lambda function version',
+            Value: { Ref: 'FuncLambdaVersiona6VymfU25aF6eS2qysm7sHqPyy8RqYUzoTvDeBrrBA' },
+          }
+        );
+
+        expect(
+          awsCompileFunctions.serverless.service.provider.compiledCloudFormationTemplate
+            .Outputs
+        ).to.deep.equal(
+          expectedOutputs
+        );
+      });
+    });
+
     it('should include description under version too if function is specified', () => {
       awsCompileFunctions.serverless.service.functions = {
         func: {