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MindSift/frontend/src/features/workspace/__tests__/OutlinerBlock.caret.test.tsx
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import React from 'react';
import { describe, it, expect, afterEach, vi } from 'vitest';
import { render, fireEvent } from '@testing-library/react';
import { OutlinerBlock, mapRenderedOffsetToRaw } from '../OutlinerBlock';
import { DocumentBlock } from '../../../lib/types';
describe('mapRenderedOffsetToRaw', () => {
it('is the identity for plain text', () => {
expect(mapRenderedOffsetToRaw('Hallo Welt', 'Hallo Welt', 4)).toBe(4);
});
it('skips bold markers', () => {
expect(mapRenderedOffsetToRaw('Hallo **Welt** du', 'Hallo Welt du', 8)).toBe(10);
});
it('maps behind closing markers', () => {
expect(mapRenderedOffsetToRaw('a **b** c', 'a b c', 4)).toBe(8);
});
it('maps into a link label', () => {
expect(mapRenderedOffsetToRaw('x [Seite](https://a.de) y', 'x Seite y', 4)).toBe(5);
});
it('handles the empty placeholder', () => {
expect(mapRenderedOffsetToRaw('', '​', 1)).toBe(0);
});
});
describe('clicking into an unfocused bullet', () => {
afterEach(() => {
delete (document as any).caretRangeFromPoint;
});
it('places the caret at the click position instead of the end', () => {
const block = { id: 'b1', type: 'bullet', content: 'Hallo **Welt** du', level: 0, position: 1 } as DocumentBlock;
const { container } = render(
<OutlinerBlock
docId="d"
block={block}
index={0}
isLast
maxAllowedLevel={1}
hasChildren={false}
isFocused={false}
canEdit
onUpdateBlock={() => {}}
onCreateBlockBelow={() => {}}
onDeleteBlock={() => {}}
onIndentBlock={() => {}}
onNavigateFocus={() => {}}
registerTextareaRef={() => {}}
/>
);
const ta = container.querySelector('textarea') as HTMLTextAreaElement;
const strong = container.querySelector('strong') as HTMLElement; // rendered "Welt"
// jsdom has no layout: pretend the click hit between "We" and "lt"
(document as any).caretRangeFromPoint = () => {
const r = document.createRange();
r.setStart(strong.firstChild!, 2);
return r;
};
fireEvent.click(strong);
expect(document.activeElement).toBe(ta);
expect(ta.selectionStart).toBe(10); // "Hallo **We|lt** du"
});
});
function renderBlock(block: DocumentBlock, extra: Record<string, unknown> = {}) {
return render(
<OutlinerBlock
docId="d"
block={block}
index={0}
isLast
maxAllowedLevel={1}
hasChildren={false}
isFocused={false}
canEdit
onUpdateBlock={() => {}}
onCreateBlockBelow={() => {}}
onDeleteBlock={() => {}}
onIndentBlock={() => {}}
onNavigateFocus={() => {}}
registerTextareaRef={() => {}}
{...extra}
/>
);
}
describe('undo shortcut', () => {
it('saves pending typing first, then undoes', () => {
const calls: string[] = [];
const block = { id: 'b1', type: 'bullet', content: 'Alt', level: 0 } as DocumentBlock;
const { container } = renderBlock(block, {
onUpdateBlock: (b: DocumentBlock) => calls.push(`update:${b.content}`),
onUndo: () => calls.push('undo'),
onRedo: () => calls.push('redo'),
});
const ta = container.querySelector('textarea') as HTMLTextAreaElement;
ta.focus();
fireEvent.change(ta, { target: { value: 'Alt neu' } });
fireEvent.keyDown(ta, { key: 'z', ctrlKey: true });
fireEvent.keyDown(ta, { key: 'z', ctrlKey: true, shiftKey: true });
fireEvent.keyDown(ta, { key: 'y', metaKey: true });
expect(calls).toEqual(['update:Alt neu', 'undo', 'redo', 'redo']);
});
});
describe('conflict copies', () => {
it('show who lost and offer accept/discard', () => {
const onResolve = vi.fn();
const block = { id: 'cf', type: 'bullet', content: 'Meine Version', level: 0, conflictOf: 'b1', conflictAuthor: 'Ben' } as DocumentBlock;
const { getByText } = renderBlock(block, { onResolveConflict: onResolve });
expect(getByText(/Version von Ben/)).toBeTruthy();
fireEvent.click(getByText('Übernehmen'));
fireEvent.click(getByText('Verwerfen'));
expect(onResolve.mock.calls).toEqual([
['cf', true],
['cf', false],
]);
});
});
describe('slash command menu and outliner fixes', () => {
it('does not open the slash menu for URLs like https://a.de/b/ but opens for Text /co and closes on Escape or Backspace', () => {
const block = { id: 'b1', type: 'bullet', content: '', level: 0 } as DocumentBlock;
const { container, queryByText } = renderBlock(block);
const ta = container.querySelector('textarea') as HTMLTextAreaElement;
ta.focus();
fireEvent.change(ta, { target: { value: 'https://a.de/b/' } });
expect(queryByText('Befehl auswählen')).toBeNull();
fireEvent.change(ta, { target: { value: 'Text /co' } });
expect(queryByText('Befehl auswählen')).toBeTruthy();
expect(queryByText('/code')).toBeTruthy();
// Removing the slash closes the menu
fireEvent.change(ta, { target: { value: 'Text ' } });
expect(queryByText('Befehl auswählen')).toBeNull();
// Even when no command matches, Escape closes the menu
fireEvent.change(ta, { target: { value: '/zzzznotfound' } });
expect(queryByText('Kein Befehl gefunden')).toBeTruthy();
fireEvent.keyDown(ta, { key: 'Escape' });
expect(queryByText('Befehl auswählen')).toBeNull();
});
it('scrolls the active slash command button into view on ArrowDown', () => {
const scrollSpy = vi.fn();
HTMLElement.prototype.scrollIntoView = scrollSpy;
const block = { id: 'b1', type: 'bullet', content: '', level: 0 } as DocumentBlock;
const { container } = renderBlock(block);
const ta = container.querySelector('textarea') as HTMLTextAreaElement;
ta.focus();
fireEvent.change(ta, { target: { value: '/' } });
scrollSpy.mockClear();
fireEvent.keyDown(ta, { key: 'ArrowDown' });
expect(scrollSpy).toHaveBeenCalledWith({ block: 'nearest', inline: 'nearest' });
});
it('creates a new block on Enter at the last empty top-level bullet, after outdenting if indented', () => {
const onIndent = vi.fn();
const onCreateBelow = vi.fn();
const indented = { id: 'b1', type: 'bullet', content: '', level: 1 } as DocumentBlock;
const { container, rerender } = render(
<OutlinerBlock
docId="d"
block={indented}
index={0}
isLast
maxAllowedLevel={2}
hasChildren={false}
isFocused
canEdit
onUpdateBlock={() => {}}
onCreateBlockBelow={onCreateBelow}
onDeleteBlock={() => {}}
onIndentBlock={onIndent}
onNavigateFocus={() => {}}
registerTextareaRef={() => {}}
/>
);
const ta = container.querySelector('textarea') as HTMLTextAreaElement;
fireEvent.keyDown(ta, { key: 'Enter' });
expect(onIndent).toHaveBeenCalledWith('b1', -1);
expect(onCreateBelow).not.toHaveBeenCalled();
rerender(
<OutlinerBlock
docId="d"
block={{ ...indented, level: 0 }}
index={0}
isLast
maxAllowedLevel={1}
hasChildren={false}
isFocused
canEdit
onUpdateBlock={() => {}}
onCreateBlockBelow={onCreateBelow}
onDeleteBlock={() => {}}
onIndentBlock={onIndent}
onNavigateFocus={() => {}}
registerTextareaRef={() => {}}
/>
);
fireEvent.keyDown(ta, { key: 'Enter' });
expect(onCreateBelow).toHaveBeenCalledWith('b1', '');
});
it('inserts a bare URL for /link with a web address in an empty bullet, and [Text](url) otherwise', () => {
const updates: DocumentBlock[] = [];
const block = { id: 'b1', type: 'bullet', content: '', level: 0 } as DocumentBlock;
const { container, getByText, getByRole, getByPlaceholderText, rerender } = renderBlock(block, {
onUpdateBlock: (u: DocumentBlock) => updates.push(u),
});
const ta = container.querySelector('textarea') as HTMLTextAreaElement;
ta.focus();
fireEvent.change(ta, { target: { value: '/link' } });
fireEvent.keyDown(ta, { key: 'Enter' });
fireEvent.click(getByText('Web-Link'));
fireEvent.change(getByPlaceholderText('https://example.com'), { target: { value: 'https://example.com/test' } });
fireEvent.click(getByRole('button', { name: 'Link einfügen' }));
expect(updates[updates.length - 1]?.content).toBe('https://example.com/test');
// Non-empty bullet keeps [Text](url)
rerender(
<OutlinerBlock
docId="d"
block={{ ...block, content: 'Siehe' }}
index={0}
isLast
maxAllowedLevel={1}
hasChildren={false}
isFocused={false}
canEdit
onUpdateBlock={(u: DocumentBlock) => updates.push(u)}
onCreateBlockBelow={() => {}}
onDeleteBlock={() => {}}
onIndentBlock={() => {}}
onNavigateFocus={() => {}}
registerTextareaRef={() => {}}
/>
);
ta.focus();
fireEvent.change(ta, { target: { value: 'Siehe /link' } });
fireEvent.keyDown(ta, { key: 'Enter' });
fireEvent.click(getByText('Web-Link'));
fireEvent.change(getByPlaceholderText('z. B. MindSift Dokumentation'), { target: { value: 'Doku' } });
fireEvent.change(getByPlaceholderText('https://example.com'), { target: { value: 'https://example.com/doku' } });
fireEvent.click(getByRole('button', { name: 'Link einfügen' }));
expect(updates[updates.length - 1]?.content).toBe('Siehe [Doku](https://example.com/doku)');
});
});
describe('formatting shortcuts (Teil C)', () => {
it('toggles bold with and without selection (Ctrl+B and Cmd+B)', () => {
const block = { id: 'b1', type: 'bullet', content: 'hallo welt', level: 0 } as DocumentBlock;
const { container } = renderBlock(block);
const ta = container.querySelector('textarea') as HTMLTextAreaElement;
ta.focus();
// 1. With selection: wraps in **
ta.setSelectionRange(6, 10); // "welt"
const event1 = new KeyboardEvent('keydown', { key: 'b', ctrlKey: true, bubbles: true, cancelable: true });
ta.dispatchEvent(event1);
expect(event1.defaultPrevented).toBe(true);
expect(ta.value).toBe('hallo **welt**');
expect(ta.selectionStart).toBe(8);
expect(ta.selectionEnd).toBe(12);
// 2. With selection where delimiters are directly outside: unwraps **
const event2 = new KeyboardEvent('keydown', { key: 'b', metaKey: true, bubbles: true, cancelable: true });
ta.dispatchEvent(event2);
expect(event2.defaultPrevented).toBe(true);
expect(ta.value).toBe('hallo welt');
expect(ta.selectionStart).toBe(6);
expect(ta.selectionEnd).toBe(10);
// 3. With selection including delimiters: unwraps **
ta.value = 'hallo **welt**';
ta.setSelectionRange(6, 14); // "**welt**"
const event3 = new KeyboardEvent('keydown', { key: 'b', ctrlKey: true, bubbles: true, cancelable: true });
ta.dispatchEvent(event3);
expect(ta.value).toBe('hallo welt');
expect(ta.selectionStart).toBe(6);
expect(ta.selectionEnd).toBe(10);
// 4. Without selection: inserts **** and places cursor between
ta.value = 'start';
ta.setSelectionRange(5, 5);
const event4 = new KeyboardEvent('keydown', { key: 'b', ctrlKey: true, bubbles: true, cancelable: true });
ta.dispatchEvent(event4);
expect(ta.value).toBe('start****');
expect(ta.selectionStart).toBe(7);
expect(ta.selectionEnd).toBe(7);
});
it('toggles italic with and without selection (Ctrl+I)', () => {
const block = { id: 'b1', type: 'bullet', content: 'hallo welt', level: 0 } as DocumentBlock;
const { container } = renderBlock(block);
const ta = container.querySelector('textarea') as HTMLTextAreaElement;
ta.focus();
// 1. With selection: wraps in *
ta.setSelectionRange(6, 10); // "welt"
fireEvent.keyDown(ta, { key: 'i', ctrlKey: true });
expect(ta.value).toBe('hallo *welt*');
expect(ta.selectionStart).toBe(7);
expect(ta.selectionEnd).toBe(11);
// 2. Toggles off when already italic
fireEvent.keyDown(ta, { key: 'i', ctrlKey: true });
expect(ta.value).toBe('hallo welt');
expect(ta.selectionStart).toBe(6);
expect(ta.selectionEnd).toBe(10);
// 3. Without selection: inserts ** and places cursor between
fireEvent.change(ta, { target: { value: 'a' } });
ta.setSelectionRange(1, 1);
fireEvent.keyDown(ta, { key: 'i', ctrlKey: true });
expect(ta.value).toBe('a**');
expect(ta.selectionStart).toBe(2);
expect(ta.selectionEnd).toBe(2);
});
it('handles Ctrl+K: with selection wraps in [Text](…) and selects placeholder, without selection opens modal', () => {
const block = { id: 'b1', type: 'bullet', content: 'besuche mindsift heute', level: 0 } as DocumentBlock;
const { container, queryByText } = renderBlock(block);
const ta = container.querySelector('textarea') as HTMLTextAreaElement;
ta.focus();
// 1. With selection
ta.setSelectionRange(8, 16); // "mindsift"
const eventWithSel = new KeyboardEvent('keydown', { key: 'k', ctrlKey: true, bubbles: true, cancelable: true });
ta.dispatchEvent(eventWithSel);
expect(eventWithSel.defaultPrevented).toBe(true);
expect(ta.value).toBe('besuche [mindsift](…) heute');
// Placeholder "…" is selected
expect(ta.selectionStart).toBe(19);
expect(ta.selectionEnd).toBe(20);
expect(ta.value.slice(ta.selectionStart, ta.selectionEnd)).toBe('…');
// 2. Without selection: opens LinkModal
ta.setSelectionRange(0, 0);
expect(queryByText('Link einfügen')).toBeNull();
fireEvent.keyDown(ta, { key: 'k', ctrlKey: true });
expect(queryByText('Link einfügen')).toBeTruthy();
});
it('does nothing in code blocks or for read-only readers', () => {
// In code block
const codeBlock = { id: 'c1', type: 'code', content: 'const x = 1;', level: 0 } as DocumentBlock;
const codeView = renderBlock(codeBlock);
const codeTa = codeView.container.querySelector('textarea') as HTMLTextAreaElement;
codeTa.focus();
codeTa.setSelectionRange(6, 7); // "x"
const codeEvent = new KeyboardEvent('keydown', { key: 'b', ctrlKey: true, bubbles: true, cancelable: true });
codeTa.dispatchEvent(codeEvent);
expect(codeEvent.defaultPrevented).toBe(false);
expect(codeTa.value).toBe('const x = 1;');
// For readers (!canEdit)
const bulletBlock = { id: 'b1', type: 'bullet', content: 'text', level: 0 } as DocumentBlock;
const readerView = renderBlock(bulletBlock, { canEdit: false });
const readerTa = readerView.container.querySelector('textarea') as HTMLTextAreaElement;
readerTa.focus();
readerTa.setSelectionRange(0, 4);
const readerEvent = new KeyboardEvent('keydown', { key: 'b', ctrlKey: true, bubbles: true, cancelable: true });
readerTa.dispatchEvent(readerEvent);
expect(readerEvent.defaultPrevented).toBe(false);
expect(readerTa.value).toBe('text');
});
});