1 files changed, 102 insertions, 0 deletions
diff --git a/spec/frontend/content_editor/extensions/table_spec.js b/spec/frontend/content_editor/extensions/table_spec.js
new file mode 100644
index 00000000000..121fe9192db
--- /dev/null
+++ b/spec/frontend/content_editor/extensions/table_spec.js
@@ -0,0 +1,102 @@
+import Bold from '~/content_editor/extensions/bold';
+import BulletList from '~/content_editor/extensions/bullet_list';
+import ListItem from '~/content_editor/extensions/list_item';
+import Table from '~/content_editor/extensions/table';
+import TableCell from '~/content_editor/extensions/table_cell';
+import TableRow from '~/content_editor/extensions/table_row';
+import TableHeader from '~/content_editor/extensions/table_header';
+import { createTestEditor, createDocBuilder } from '../test_utils';
+
+describe('content_editor/extensions/table', () => {
+  let tiptapEditor;
+  let doc;
+  let p;
+  let table;
+  let tableHeader;
+  let tableCell;
+  let tableRow;
+  let initialDoc;
+  let mockAlert;
+
+  beforeEach(() => {
+    tiptapEditor = createTestEditor({
+      extensions: [Table, TableCell, TableRow, TableHeader, BulletList, Bold, ListItem],
+    });
+
+    ({
+      builders: { doc, p, table, tableCell, tableHeader, tableRow },
+    } = createDocBuilder({
+      tiptapEditor,
+      names: {
+        bold: { markType: Bold.name },
+        table: { nodeType: Table.name },
+        tableHeader: { nodeType: TableHeader.name },
+        tableCell: { nodeType: TableCell.name },
+        tableRow: { nodeType: TableRow.name },
+        bulletList: { nodeType: BulletList.name },
+        listItem: { nodeType: ListItem.name },
+      },
+    }));
+
+    initialDoc = doc(
+      table(
+        { isMarkdown: true },
+        tableRow(tableHeader(p('This is')), tableHeader(p('a table'))),
+        tableRow(tableCell(p('this is')), tableCell(p('the first row'))),
+      ),
+    );
+
+    mockAlert = jest.fn();
+  });
+
+  it('triggers a warning (just once) if the table is markdown, but the changes in the document will render an HTML table instead', () => {
+    tiptapEditor.commands.setContent(initialDoc.toJSON());
+
+    tiptapEditor.on('alert', mockAlert);
+
+    tiptapEditor.commands.setTextSelection({ from: 20, to: 22 });
+    tiptapEditor.commands.toggleBulletList();
+
+    jest.advanceTimersByTime(1001);
+    expect(mockAlert).toHaveBeenCalled();
+
+    mockAlert.mockReset();
+
+    tiptapEditor.commands.setTextSelection({ from: 4, to: 6 });
+    tiptapEditor.commands.toggleBulletList();
+
+    jest.advanceTimersByTime(1001);
+    expect(mockAlert).not.toHaveBeenCalled();
+  });
+
+  it('does not trigger a warning if the table is markdown, and the changes in the document can generate a markdown table', () => {
+    tiptapEditor.commands.setContent(initialDoc.toJSON());
+
+    tiptapEditor.on('alert', mockAlert);
+
+    tiptapEditor.commands.setTextSelection({ from: 20, to: 22 });
+    tiptapEditor.commands.toggleBold();
+
+    jest.advanceTimersByTime(1001);
+    expect(mockAlert).not.toHaveBeenCalled();
+  });
+
+  it('does not trigger any warnings if the table is not markdown', () => {
+    initialDoc = doc(
+      table(
+        tableRow(tableHeader(p('This is')), tableHeader(p('a table'))),
+        tableRow(tableCell(p('this is')), tableCell(p('the first row'))),
+      ),
+    );
+
+    tiptapEditor.commands.setContent(initialDoc.toJSON());
+
+    tiptapEditor.on('alert', mockAlert);
+
+    tiptapEditor.commands.setTextSelection({ from: 20, to: 22 });
+    tiptapEditor.commands.toggleBulletList();
+
+    jest.advanceTimersByTime(1001);
+    expect(mockAlert).not.toHaveBeenCalled();
+  });
+});