Add lambda URI handler tests

Author: reedham-aws

packages/core/src/lambda/uriHandlers.ts

@@ -31,7 +31,8 @@ export function registerLambdaUriHandler() {
         globals.uriHandler.onPath('/lambda/load-function', openFunctionHandler, parseOpenParams)
     )
 }
-function parseOpenParams(query: SearchParams) {
+
+export function parseOpenParams(query: SearchParams) {
     return {
         functionName: query.getOrThrow(
             'functionName',

packages/core/src/test/lambda/uriHandlers.test.ts

@@ -0,0 +1,36 @@
+/*!
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import assert from 'assert'
+import { SearchParams } from '../../shared/vscode/uriHandler'
+import { parseOpenParams } from '../../lambda/uriHandlers'
+import { globals } from '../../shared'
+
+describe('Lambda URI Handler', function () {
+    describe('load-function', function () {
+        it('registers for "/lambda/load-function"', function () {
+            assert.throws(() => globals.uriHandler.onPath('/lambda/load-function', () => {}))
+        })
+
+        it('parses parameters', function () {
+            let query = new SearchParams({
+                functionName: 'example',
+            })
+            assert.throws(() => parseOpenParams(query), /A region must be provided/)
+            query = new SearchParams({
+                region: 'example',
+            })
+            assert.throws(() => parseOpenParams(query), /A function name must be provided/)
+
+            const valid = {
+                functionName: 'example',
+                region: 'example',
+                isCfn: 'false',
+            }
+            query = new SearchParams(valid)
+            assert.deepEqual(parseOpenParams(query), valid)
+        })
+    })
+})