add test case verifying that 'onChange' is fired when the whole text inside some nested descendant of the block is removed

package.json

@@ -47,6 +47,7 @@
     "@editorjs/header": "^2.7.0",
     "@editorjs/paragraph": "^2.11.3",
     "@editorjs/simple-image": "^1.4.1",
+    "@editorjs/checklist": "^1.6.0",
     "@types/node": "^18.15.11",
     "chai-subset": "^1.6.0",
     "codex-notifier": "^1.1.2",

test/cypress/tests/onchange.cy.ts

@@ -1,5 +1,6 @@
 import Header from '@editorjs/header';
 import Code from '@editorjs/code';
+import Checklist from '@editorjs/checklist';
 import Delimiter from '@editorjs/delimiter';
 import { BlockAddedMutationType } from '../../../types/events/block/BlockAdded';
 import { BlockChangedMutationType } from '../../../types/events/block/BlockChanged';
@@ -28,6 +29,7 @@ describe('onChange callback', () => {
       tools: {
         header: Header,
         code: Code,
+        checklist: Checklist
       },
       onChange: (api, event): void => {
         console.log('something changed', event);
@@ -787,4 +789,32 @@ describe('onChange callback', () => {
         }));
       });
   });
+
+  it('should be fired when the whole text inside some descendant of the block is removed', () => {
+    createEditor([
+      {
+        type: "checklist",
+        data: {
+          items: [
+            {
+              text: 'a',
+              checked: false
+            }
+          ]
+        }
+      }
+    ]);
+
+    cy.get('[data-cy=editorjs')
+      .get('div.cdx-checklist__item-text')
+      .click()
+      .clear();
+
+    cy.get('@onChange').should('be.calledWithMatch', EditorJSApiMock, Cypress.sinon.match({
+      type: BlockChangedMutationType,
+      detail: {
+        index: 0,
+      },
+    }));
+  });
 });

yarn.lock

@@ -550,6 +550,13 @@
     debug "^3.1.0"
     lodash.once "^4.1.1"
 
+"@editorjs/checklist@^1.6.0":
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/@editorjs/checklist/-/checklist-1.6.0.tgz#f3e501b0422917ca78fd08cb51578098a26a1823"
+  integrity sha512-hRNP36DInr73mSK3noHBQeoQb7DA12ANfqTXufEkTgQzx+k4mRJ0HdeGukTIR4JbwjHJ9ecUBnnQqIEGnxCFEg==
+  dependencies:
+    "@codexteam/icons" "^0.3.0"
+
 "@editorjs/code@^2.7.0":
   version "2.8.0"
   resolved "https://registry.yarnpkg.com/@editorjs/code/-/code-2.8.0.tgz#d31fdd947b9c763daae2cd2eabdf8dc37c0c6f5a"