openrosa-xpath-evaluator/test/integration/openrosa-xpath/decimal-time.spec.js

Wrapper for browsers' XPath evaluator with added support for OpenRosa extensions.

const { assertThrow, assertNumberValue, initDoc } = require('../helpers');

describe('decimal-time()', () => {
    it('decimates times', () => {
        assertNumberValue('decimal-time("06:00:00.000-07:00")', 0.25);
        assertNumberValue('decimal-time("06:00:00.000-01:00")', 0.0);
        assertNumberValue(
            'decimal-time("06:00:59.000-07:00")',
            0.25068287037037035
        );
        assertNumberValue(
            'decimal-time("23:59:00.000-07:00")',
            0.9993055555555556
        );
        assertNumberValue(
            'decimal-time("23:59:00.000-13:00")',
            0.24930555555555556
        );
        assertNumberValue('decimal-time("a")', NaN);
        assertNumberValue('decimal-time("24:00:00.000-07:00")', NaN);
        assertNumberValue('decimal-time("06:00:00.000-24:00")', NaN);
        assertNumberValue('decimal-time("06:60:00.000-07:00")', NaN);
        assertNumberValue('decimal-time("06:00:60.000-07:00")', NaN);
        assertNumberValue('decimal-time("23:59:00.000-07:60")', NaN);
        assertNumberValue('decimal-time("now()")', NaN);
    });

    it('should convert times provided with a node parameter', () => {
        const doc = initDoc(`
      <data>
        <a>06:00:00.000-07:00</a>
      </data>`);
        assertNumberValue(doc, null, 'decimal-time( /data/a )', 0.25);
    });

    it('facilitates time calculations and evaluates', () => {
        assertNumberValue(
            'decimal-time("12:00:00.000-07:00") - decimal-time("06:00:00.000-07:00")',
            0.25
        );
    });

    it('with invalid args throws an error', () => {
        assertThrow('decimal-time("06:00:00.000-07:00", 2)');
    });
});