aws-lambda-helper - npm Package Compare versions

Comparing version 1.0.3 to 2.0.0

coverage/coverage.json

@@ -1,1 +0,1 @@
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package.json

 {
   "name": "aws-lambda-helper",
-  "version": "1.0.3",
+  "version": "2.0.0",
   "description": "Collection of helper methods for lambda",
   "main": "src/index.js",
   "scripts": {
-    "nocov": "node ./node_modules/.bin/mocha --compilers js:babel-register test/*/*.js",
+    "nocov": "node ./node_modules/.bin/mocha test/*/*.js",
     "test": "npm run lint && npm run coverage",
-    "coverage": "./node_modules/.bin/babel-node ./node_modules/.bin/babel-istanbul cover ./node_modules/.bin/_mocha test/*/*.js --report lcovonly -- -R spec",
-    "lint": "eslint --fix *.js **/*.js **/test/**/*.js",
-    "compile": "babel lib --out-dir src",
-    "prepublish": "npm run compile"
+    "coverage": "node ./node_modules/.bin/istanbul cover ./node_modules/.bin/_mocha test/*/*.js --report lcov -- -R spec",
+    "lint": "node ./node_modules/eslint/bin/eslint.js --fix *.js **/*.js **/test/**/*.js"
   },
@@ -21,15 +19,11 @@ "repository": {
   "devDependencies": {
-    "babel-cli": "^6.4.5",
-    "babel-istanbul": "^0.6.0",
-    "babel-plugin-add-module-exports": "^0.1.2",
-    "babel-plugin-transform-runtime": "^6.4.3",
-    "babel-preset-es2015": "^6.3.13",
-    "babel-register": "^6.4.3",
+    "aws-sdk-mock": "^1.0.9",
     "eslint": "^1.10.3",
     "eslint-config-semistandard": "^5.0.0",
+    "istanbul": "^0.4.2",
     "mocha": "^2.4.5"
   },
   "dependencies": {
-    "tv4": "^1.2.7"
+    "aws-sdk": "^2.2.40"
   }
 }

README.md

 # aws-lambda-helper
 Collection of helper methods for lambda
 
+[![Build Status](https://travis-ci.org/tcdl/aws-lambda-helper.svg?branch=master)](https://travis-ci.org/tcdl/aws-lambda-helper)
+[![codecov.io](https://codecov.io/github/tcdl/aws-lambda-helper/coverage.svg?branch=master)](https://codecov.io/github/tcdl/aws-lambda-helper?branch=master)
 
@@ -9,3 +11,3 @@ ## Installation
 ## Usage
-`const helper = require('aws-lambda-helper');`
+`var helper = require('aws-lambda-helper');`
 
@@ -20,3 +22,3 @@
 ```javascript
-  const context = {
+  var context = {
     invokedFunctionArn: 'arn:123:abs:prod'
@@ -38,3 +40,3 @@ };
 
-  const data = {
+  var data = {
     a: 1,
@@ -41,0 +43,0 @@ b: 'Hello World'

test/lib/index.js

 'use strict';
 
-import assert from 'assert';
-import helper from '../../lib';
-import payloadSchema from '../fixtures/validationSchema';
+var assert = require('assert');
+var AwsHelper = require('./../../lib/index');
+var awsMock = require('aws-sdk-mock');
 
-describe('AWS Lambda helper', () => {
-  describe('validateWithSchema', () => {
-    it('should throw error for invalid data', (done) => {
-      const invalidData = {
-        body: {
-          docs: [{
-            param1: 'value1',
-            param2: ['123', '456'],
-            param3: 'standard'
-          }]
-        }
+describe('AWS Lambda helper', function () {
+  describe('getEnvironment', function () {
+    it('should throw error when invokedFunctionArn is invalid', function (done) {
+      var badContext = {
+        invokedFunctionArn: 'arn:123:abs:prod'
       };
-
       try {
-        let result = helper.validateWithSchema(invalidData, payloadSchema);
-        done(result);
-      } catch (error) {
-        assert.equal(error.message, 'Missing required property: param4');
+        AwsHelper.getEnvironment(badContext);
+      } catch (e) {
+        var expected_err_msg = 'Error: Unexpected invokedFunctionArn format';
+        assert(e.toString().indexOf(expected_err_msg) > -1);
         done();
@@ -29,49 +22,72 @@ }
 
-    it('should return true for valid data', (done) => {
-      const validData = {
-        body: {
-          docs: [{
-            param1: 'value1',
-            param2: ['123', '456'],
-            param3: 'standard',
-            param4: 5
-          }]
-        }
+    it('should return null if invokedFunctionArn is not set in context', function (done) {
+      var env = AwsHelper.getEnvironment({});
+      assert.equal(env, null);
+      done();
+    });
+
+    it('a valid ARN without environment should not set the env property', function (done) {
+      var context = {
+        'invokedFunctionArn': 'arn:aws:lambda:eu-west-1:123456789:function:mylambda'
       };
 
-      let result = helper.validateWithSchema(validData, payloadSchema);
-      assert.equal(result, true);
+      var env = AwsHelper.getEnvironment(context);
+      assert.equal(env, null);
       done();
     });
-  });
 
-  describe('getEnvironment', () => {
-    it('should get environment variable from context', (done) => {
-      const context = {
-        invokedFunctionArn: 'arn:123:abs:prod'
+    it('should get environment variable from context', function (done) {
+      var context = {
+        'invokedFunctionArn': 'arn:aws:lambda:eu-west-1:123456789:function:aws-canary-lambda:prod'
       };
-
-      let env = helper.getEnvironment(context);
-      assert.equal(env, 'prod');
+      var awsHelper = AwsHelper(awsMock, context, {});
+      assert.equal(awsHelper.env, 'prod');
       done();
     });
 
-    it('should return null if invokedFunctionArn does not exist in context', (done) => {
-      let env = helper.getEnvironment({});
-
-      assert.equal(env, null);
+    it('config should be set to an empty object if undefined', function (done) {
+      var context = {
+        'invokedFunctionArn': 'arn:aws:lambda:eu-west-1:123456789:function:aws-canary-lambda:prod'
+      };
+      var awsHelper = AwsHelper(awsMock, context);
+      assert.deepEqual(awsHelper._config, {});
       done();
     });
+  });
 
-    it('should return null if evn does not exist in invokedFunctionArn', (done) => {
-      const badContext = {
-        invokedFunctionArn: 'arn_123abs_prod:'
+  describe('AwsHelper.Lambda.invoke', function () {
+    it('should throw an error if the params.FunctionName is not set', function (done) {
+      try {
+        AwsHelper.Lambda.invoke();
+      } catch (e) {
+        // console.log(e);
+        var expected_err_msg = 'Error: params.FunctionName is required';
+        assert(e.toString().indexOf(expected_err_msg) > -1);
+        done();
+      }
+    });
+
+    it('should (Mock) invoke the function (using aws-sdk-mock)', function (done) {
+      var context = {
+        'invokedFunctionArn': 'arn:aws:lambda:eu-west-1:123456789:function:aws-canary-lambda'
       };
+      var awsMock = require('aws-sdk-mock');
+      // set up the mock for lambda invocation using aws-sdk-mock:
+      awsMock.mock('Lambda', 'invoke', 'totes worked');
+      // instantiate the helper module:
+      AwsHelper(awsMock, context, {});
+      // assert.equal(awsHelper.env, '$LATEST'); // confirm correctly instantiated
 
-      let env = helper.getEnvironment(badContext);
-
-      assert.equal(env, null);
-      done();
+      var params = {
+        FunctionName: 'MyAmazingLambda',
+        Payload: { 'hello': 'world' },
+        Qualifier: ''
+      };
+      AwsHelper.Lambda.invoke(params, function (err, data) {
+        assert(err === null);
+        assert(data === 'totes worked');
+        done();
+      });
     });
   });
 });

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Improved metrics

Total package byte prevSize

97954

increased by120.41%

Dev dependency count

5

decreased by-44.44%

Number of package files

19

increased by58.33%

Lines of code

497

increased by304.07%

Number of lines in readme file

56

increased by3.7%

Worsened metrics

Number of medium supply chain risk alerts

2

increased by100%

Dependency changes

• + Addedaws-sdk@^2.2.40

• + Addedavailable-typed-arrays@1.0.7(transitive)

• + Addedaws-sdk@2.1692.0(transitive)

• + Addedbase64-js@1.5.1(transitive)

• + Addedbuffer@4.9.2(transitive)

• + Addedcall-bind@1.0.7(transitive)

• + Addeddefine-data-property@1.1.4(transitive)

• + Addedes-define-property@1.0.0(transitive)

• + Addedes-errors@1.3.0(transitive)

• + Addedevents@1.1.1(transitive)

• + Addedfor-each@0.3.3(transitive)

• + Addedfunction-bind@1.1.2(transitive)

• + Addedget-intrinsic@1.2.4(transitive)

• + Addedgopd@1.0.1(transitive)

• + Addedhas-property-descriptors@1.0.2(transitive)

• + Addedhas-proto@1.0.3(transitive)

• + Addedhas-symbols@1.0.3(transitive)

• + Addedhas-tostringtag@1.0.2(transitive)

• + Addedhasown@2.0.2(transitive)

• + Addedieee754@1.1.13(transitive)

• + Addedinherits@2.0.4(transitive)

• + Addedis-arguments@1.1.1(transitive)

• + Addedis-callable@1.2.7(transitive)

• + Addedis-generator-function@1.0.10(transitive)

• + Addedis-typed-array@1.1.13(transitive)

• + Addedisarray@1.0.0(transitive)

• + Addedjmespath@0.16.0(transitive)

• + Addedpossible-typed-array-names@1.0.0(transitive)

• + Addedpunycode@1.3.2(transitive)

• + Addedquerystring@0.2.0(transitive)

• + Addedsax@1.2.1(transitive)

• + Addedset-function-length@1.2.2(transitive)

• + Addedurl@0.10.3(transitive)

• + Addedutil@0.12.5(transitive)

• + Addeduuid@8.0.0(transitive)

• + Addedwhich-typed-array@1.1.15(transitive)

• + Addedxml2js@0.6.2(transitive)

• + Addedxmlbuilder@11.0.1(transitive)

• - Removedtv4@^1.2.7

• - Removedtv4@1.3.0(transitive)