wehub-resource-sync
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60 lines
1.9 KiB
TypeScript
60 lines
1.9 KiB
TypeScript
import { describe, expect, it } from 'vitest';
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import { parseFrontmatter } from '../src/design-systems/frontmatter.js';
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function data(src: string) {
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return parseFrontmatter(`---\n${src}\n---\n`).data;
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}
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describe('parseFrontmatter scalar coercion', () => {
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it('coerces plain integers and floats to numbers', () => {
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expect(data('a: 42').a).toBe(42);
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expect(data('a: -7').a).toBe(-7);
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expect(data('a: 3.14').a).toBe(3.14);
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});
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it('coerces booleans and null', () => {
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expect(data('a: true').a).toBe(true);
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expect(data('a: false').a).toBe(false);
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expect(data('a: null').a).toBe(null);
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expect(data('a: ~').a).toBe(null);
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});
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// The YAML 1.2 core schema resolves base-10 numeric scalars as numbers,
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// including leading-zero decimals (`[-+]?[0-9]+` for ints). We match the
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// schema so existing frontmatter consumers keep getting numbers.
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it('coerces leading-zero integers to numbers (YAML 1.2 core schema)', () => {
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expect(data('zip: 01234').zip).toBe(1234);
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expect(data('id: 007').id).toBe(7);
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});
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it('coerces a negative leading-zero integer to a number', () => {
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expect(data('a: -01').a).toBe(-1);
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});
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it('treats a bare zero as the number 0', () => {
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expect(data('a: 0').a).toBe(0);
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});
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it('coerces leading-zero decimals to numbers', () => {
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expect(data('a: 00.5').a).toBe(0.5);
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});
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it('coerces a single zero before the decimal point', () => {
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expect(data('a: 0.5').a).toBe(0.5);
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expect(data('a: .5').a).toBe(0.5);
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});
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it('strips matching surrounding quotes', () => {
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expect(data('a: "hello"').a).toBe('hello');
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expect(data("a: 'world'").a).toBe('world');
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});
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// A value that is a single quote character is not a quoted string; slicing
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// 1..-1 of a one-char string wrongly yields ''.
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it('does not treat a lone quote character as an empty quoted string', () => {
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expect(data('a: "').a).toBe('"');
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expect(data("a: '").a).toBe("'");
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});
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});
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