Steffen Becker
27a8f4a11e
utils/chapterField owns the per-zone reading (header = the chapter at the page top, footer = the last begun) so the probed LibreOffice semantics is unit-tested; the DOM measurement feeding atTop stays in Editor.svelte.
84 lines
3.9 KiB
TypeScript
84 lines
3.9 KiB
TypeScript
// The running head's chapter field: ODF <text:chapter>, Word STYLEREF. Both keep the
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// outline level; the shown name is resolved per page by utils/chapterField.
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import { describe, it, expect } from 'vitest';
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import { unzipSync, strFromU8 } from 'fflate';
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import { buildOdt } from '../../src/lib/export/odt';
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import { importOdt } from '../../src/lib/import/odt';
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import { buildDocx } from '../../src/lib/export/docx';
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import { importDocx } from '../../src/lib/import/docx';
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import { chapterOn, type ChapterStart } from '../../src/lib/utils/chapterField';
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type N = any;
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const margins = { top: 2, bottom: 2, left: 2, right: 2 };
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const footer: N = { type: 'doc', content: [{ type: 'paragraph', content: [
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{ type: 'chapterField', attrs: { level: 1, text: 'Cached chapter' } },
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{ type: 'text', text: ' — ' },
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{ type: 'pageNumber' },
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] }] };
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const doc: N = { type: 'doc', content: [
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{ type: 'heading', attrs: { level: 1 }, content: [{ type: 'text', text: 'Cached chapter' }] },
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] };
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const hf = {
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header: null, footer, headerFirst: null, footerFirst: null, differentFirstPage: false,
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headerEven: null, footerEven: null, differentOddEven: false, sections: [], pageCount: 1,
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};
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const fieldOf = (d: any) => d?.content?.[0]?.content?.find((n: any) => n.type === 'chapterField');
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describe('chapter field', () => {
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it('round-trips through ODF as text:chapter', async () => {
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const bytes = await buildOdt(doc, margins, 'portrait', hf);
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const styles = strFromU8(unzipSync(bytes)['styles.xml']);
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expect(styles).toContain('<text:chapter text:display="name" text:outline-level="1">Cached chapter</text:chapter>');
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const back = await importOdt(bytes);
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expect(fieldOf(back.footer)).toEqual({ type: 'chapterField', attrs: { level: 1, text: 'Cached chapter' } });
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});
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it('round-trips through DOCX as a STYLEREF field', async () => {
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const bytes = await buildDocx(doc, margins, 'portrait', hf);
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// The numeric form (outline level) — Word resolves a quoted style name against the
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// localized name, so "Heading 1" errors in any non-English Word.
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const ftr = strFromU8(unzipSync(bytes)['word/footer1.xml']);
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expect(ftr).toContain('w:instr="STYLEREF 1 \\* MERGEFORMAT"');
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const back = importDocx(bytes);
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// Word caches the shown name in the field result, which the import drops — the
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// level is what the live field needs.
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expect(fieldOf(back.footer)?.attrs?.level).toBe(1);
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});
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});
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const CS = (page: number, level: number, text: string, atTop = false): ChapterStart =>
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({ page, level, text, atTop });
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// LibreOffice's text:chapter, probed: the header reads the page top, the footer the
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// last chapter begun on the page; a heading only tops a page it opens itself.
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describe('chapter field resolution', () => {
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const starts = [CS(1, 1, 'Intro', true), CS(2, 1, 'Tables'), CS(2, 1, 'Frames'), CS(4, 1, 'Notes', true)];
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it('header shows the chapter in force at the page top', () => {
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expect(chapterOn(starts, 2, 1, 'header')).toBe('Intro');
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expect(chapterOn(starts, 3, 1, 'header')).toBe('Frames');
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expect(chapterOn(starts, 4, 1, 'header')).toBe('Notes');
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});
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it('footer shows the last chapter begun on the page', () => {
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expect(chapterOn(starts, 1, 1, 'footer')).toBe('Intro');
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expect(chapterOn(starts, 2, 1, 'footer')).toBe('Frames');
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expect(chapterOn(starts, 3, 1, 'footer')).toBe('Frames');
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});
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it('is empty on pages before the first chapter', () => {
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expect(chapterOn([CS(2, 1, 'Late')], 1, 1, 'footer')).toBe('');
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expect(chapterOn([CS(2, 1, 'Late')], 2, 1, 'header')).toBe('');
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});
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it('a level-N field follows headings of level N and above only', () => {
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const mixed = [CS(1, 1, 'Part', true), CS(1, 2, 'Section'), CS(1, 3, 'Sub')];
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expect(chapterOn(mixed, 1, 1, 'footer')).toBe('Part');
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expect(chapterOn(mixed, 1, 2, 'footer')).toBe('Section');
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expect(chapterOn(mixed, 1, 3, 'footer')).toBe('Sub');
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expect(chapterOn(mixed, 2, 1, 'header')).toBe('Part');
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});
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});
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