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const fs = require('fs');
const path = require('path');
const expect = require('expect');
const summary = require('../src').summary;
function lex(fixtureFile) {
return summary(
fs.readFileSync(
path.join(__dirname, 'fixtures', fixtureFile),
'utf8'
)
);
}
describe('Summary', () => {
let LEXED, PART;
before(() => {
LEXED = lex('SUMMARY.md');
PART = LEXED.parts[0];
});
it('should detect chapters', () => {
expect(PART.articles.length).toBe(5);
});
it('should support articles', () => {
expect(PART.articles[0].articles.length).toBe(2);
expect(PART.articles[1].articles.length).toBe(0);
expect(PART.articles[2].articles.length).toBe(0);
});
it('should detect paths and titles', () => {
expect(PART.articles[0].ref).toExist();
expect(PART.articles[1].ref).toExist();
expect(PART.articles[2].ref).toExist();
expect(PART.articles[3].ref).toExist();
expect(PART.articles[4].ref).toNotExist();
expect(PART.articles[0].title).toExist();
expect(PART.articles[1].title).toExist();
expect(PART.articles[2].title).toExist();
expect(PART.articles[3].title).toExist();
expect(PART.articles[4].title).toExist();
});
it('should normalize paths from .md', () => {
expect(PART.articles[0].ref).toBe('chapter-1/README.md');
expect(PART.articles[1].ref).toBe('chapter-2/README.md');
expect(PART.articles[2].ref).toBe('chapter-3/README.md');
});
it('should part parts', () => {
const l = lex('SUMMARY_PARTS.md');
expect(l.parts.length).toBe(3);
});
it('should allow lists separated by whitespace', () => {
const l = lex('SUMMARY_WHITESPACE.md');
expect(l.parts[0].articles.length).toBe(5);
});
it('should allow ignore empty entries', () => {
const l = lex('SUMMARY_EMPTY.md');
expect(l.parts[0].articles.length).toBe(1);
});
it('should correctly convert it to text', () => {
const text = summary.toText(LEXED);
const parsed = summary(text);
expect(parsed).toEqual(LEXED);
});
});
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