Support comma delimited lists for parameter overrides

.github/workflows/check.yml

@@ -1,4 +1,8 @@
-on: [pull_request]
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
 
 name: Check
 
@@ -7,8 +11,11 @@ jobs:
     name: Run Unit Tests
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout
-        uses: actions/checkout@v2
+      - uses: actions/checkout@v3
+      - name: Use Node.js 16.x
+        uses: actions/setup-node@v3
+        with:
+          node-version: 16.x
       - name: Run tests
         run: |
           npm ci

__tests__/utils.test.ts

@@ -72,6 +72,38 @@ describe('Parse Parameters', () => {
     ])
   })
 
+  test('returns parameters list with an extra equal', async () => {
+    const json = parseParameters(
+      'MyParam1=myValue1,MyParam2=myValue2=myValue3,MyParam2=myValue4'
+    )
+    expect(json).toEqual([
+      {
+        ParameterKey: 'MyParam1',
+        ParameterValue: 'myValue1'
+      },
+      {
+        ParameterKey: 'MyParam2',
+        ParameterValue: 'myValue2=myValue3,myValue4'
+      }
+    ])
+  })
+
+  test('returns parameters list from multiple lists with quotes', async () => {
+    const json = parseParameters(
+      'MyParam1=myValue1,MyParam2="myValue2,myValue3",MyParam2=myValue4'
+    )
+    expect(json).toEqual([
+      {
+        ParameterKey: 'MyParam1',
+        ParameterValue: 'myValue1'
+      },
+      {
+        ParameterKey: 'MyParam2',
+        ParameterValue: 'myValue2,myValue3,myValue4'
+      }
+    ])
+  })
+
   test('returns parameters list from file', async () => {
     const filename = 'file://' + path.join(__dirname, 'params.test.json')
     const json = parseParameters(filename)

action.yml

@@ -15,7 +15,7 @@ inputs:
     required: false
     default: "CAPABILITY_IAM"
   parameter-overrides:
-    description: 'The parameters to override in the stack inputs. You can pass a comma-delimited list or a file URL. Comma-delimited list has each entry formatted as <ParameterName>=<ParameterValue>. A JSON file can be a local file with a "file://" prefix or remote URL (e.g. file:///${{ github.workspace }}/variables.json or http://example.com/variables.json). A local file needs to be specified with an absolute path to it. The file should look like: [ { "ParameterKey": "KeyPairName", "ParameterValue": "MyKey" }]'
+    description: 'The parameters to override in the stack inputs. You can pass a comma-delimited list or a file URL. Comma-delimited list has each entry formatted as <ParameterName>=<ParameterValue> or <ParameterName>="<ParameterValue>,<ParameterValue>". A JSON file can be a local file with a "file://" prefix or remote URL (e.g. file:///${{ github.workspace }}/variables.json or http://example.com/variables.json). A local file needs to be specified with an absolute path to it. The file should look like: [ { "ParameterKey": "KeyPairName", "ParameterValue": "MyKey" }]'
     required: false
   no-execute-changeset:
     description: "Indicates whether to execute to the change set or have it reviewed. Default to '0' (will execute the change set)"