Add test

__tests__/add-to-project.test.ts

@@ -537,6 +537,49 @@ describe('addToProject', () => {
       projectNumber: 1
     })
   })
+
+  test('compares labels case-insensitively', async () => {
+    mockGetInput({
+      'project-url': 'https://github.com/orgs/github/projects/1',
+      'github-token': 'gh_token',
+      labeled: 'FOO, Bar, baz',
+      'label-operator': 'AND'
+    })
+
+    github.context.payload = {
+      issue: {
+        number: 1,
+        labels: [{ name: 'foo' }, { name: 'BAR' }, { name: 'baz' }]
+      }
+    }
+
+    mockGraphQL(
+      {
+        test: /getProject/,
+        return: {
+          organization: {
+            projectNext: {
+              id: 'project-next-id'
+            }
+          }
+        }
+      },
+      {
+        test: /addProjectNextItem/,
+        return: {
+          addProjectNextItem: {
+            projectNextItem: {
+              id: 'project-next-item-id'
+            }
+          }
+        }
+      }
+    )
+
+    await addToProject()
+
+    expect(outputs.itemId).toEqual('project-next-item-id')
+  })
 })
 
 describe('mustGetOwnerTypeQuery', () => {