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54 行
2.3 KiB
TypeScript
54 行
2.3 KiB
TypeScript
import { flipNthCheckbox } from './useCheckboxToggle';
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// Joplin's renderer only converts `- [ ]` / `- [x]` items inside bullet lists
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// into clickable checkboxes — `*`, `+`, and numbered list markers are ignored.
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// `flipNthCheckbox` must count exactly the same subset so the Nth rendered
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// checkbox maps to the Nth source-text checkbox.
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describe('useCheckboxToggle', () => {
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test('flips an unchecked box to checked', () => {
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expect(flipNthCheckbox('- [ ] todo', 0)).toBe('- [x] todo');
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});
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test('flips a checked box back to unchecked', () => {
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expect(flipNthCheckbox('- [x] done', 0)).toBe('- [ ] done');
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expect(flipNthCheckbox('- [X] done', 0)).toBe('- [ ] done');
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});
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test('targets the Nth checkbox by zero-based index', () => {
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const body = '- [ ] one\n- [ ] two\n- [ ] three';
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expect(flipNthCheckbox(body, 0)).toBe('- [x] one\n- [ ] two\n- [ ] three');
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expect(flipNthCheckbox(body, 1)).toBe('- [ ] one\n- [x] two\n- [ ] three');
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expect(flipNthCheckbox(body, 2)).toBe('- [ ] one\n- [ ] two\n- [x] three');
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});
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test('returns null when index is out of range', () => {
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expect(flipNthCheckbox('- [ ] only one', 1)).toBeNull();
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expect(flipNthCheckbox('no checkboxes here', 0)).toBeNull();
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expect(flipNthCheckbox('', 0)).toBeNull();
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});
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test('ignores list markers other than `-` to match the renderer', () => {
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// `*`, `+`, and numbered markers are not turned into checkboxes by
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// Joplin's renderer, so they must not affect the index either.
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const body = '* [ ] starred\n+ [ ] plused\n1. [ ] numbered\n- [ ] real';
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// The only "real" checkbox is index 0 — it's the dash-prefixed one.
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expect(flipNthCheckbox(body, 0)).toBe('* [ ] starred\n+ [ ] plused\n1. [ ] numbered\n- [x] real');
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expect(flipNthCheckbox(body, 1)).toBeNull();
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});
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test('ignores `[ ]` not preceded by a list marker', () => {
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expect(flipNthCheckbox('Standalone [ ] not a checkbox', 0)).toBeNull();
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});
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test('handles Windows line endings', () => {
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const body = '- [ ] one\r\n- [ ] two';
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expect(flipNthCheckbox(body, 1)).toBe('- [ ] one\r\n- [x] two');
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});
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test('preserves indentation and the surrounding text', () => {
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const body = 'Intro paragraph.\n\n - [ ] indented\n - [x] also indented\n\nOutro.';
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expect(flipNthCheckbox(body, 1)).toBe('Intro paragraph.\n\n - [ ] indented\n - [ ] also indented\n\nOutro.');
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});
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});
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