@mjackson/headers/src/lib/if-none-match.test.ts

A toolkit for working with HTTP headers in JavaScript

import * as assert from 'node:assert/strict';
import { describe, it } from 'node:test';

import { IfNoneMatch } from './if-none-match.ts';

describe('IfNoneMatch', () => {
  it('initializes with an empty string', () => {
    let header = new IfNoneMatch('');
    assert.deepEqual(header.tags, []);
  });

  it('initializes with a string with a single tag', () => {
    let header = new IfNoneMatch('67ab43');
    assert.deepEqual(header.tags, ['"67ab43"']);

    let header2 = new IfNoneMatch('"67ab43"');
    assert.deepEqual(header2.tags, ['"67ab43"']);

    let header3 = new IfNoneMatch('W/"67ab43"');
    assert.deepEqual(header3.tags, ['W/"67ab43"']);
  });

  it('initializes with a string with multiple tags', () => {
    let header = new IfNoneMatch('67ab43, 54ed21');
    assert.deepEqual(header.tags, ['"67ab43"', '"54ed21"']);

    let header2 = new IfNoneMatch('"67ab43", "54ed21"');
    assert.deepEqual(header2.tags, ['"67ab43"', '"54ed21"']);

    let header3 = new IfNoneMatch('W/"67ab43", "54ed21"');
    assert.deepEqual(header3.tags, ['W/"67ab43"', '"54ed21"']);
  });

  it('initializes with an array of tags', () => {
    let header = new IfNoneMatch(['67ab43', '54ed21']);
    assert.deepEqual(header.tags, ['"67ab43"', '"54ed21"']);

    let header2 = new IfNoneMatch(['"67ab43"', '"54ed21"']);
    assert.deepEqual(header2.tags, ['"67ab43"', '"54ed21"']);

    let header3 = new IfNoneMatch(['W/"67ab43"', '"54ed21"']);
    assert.deepEqual(header3.tags, ['W/"67ab43"', '"54ed21"']);
  });

  it('initializes with an object', () => {
    let header = new IfNoneMatch({ tags: ['67ab43', '54ed21'] });
    assert.deepEqual(header.tags, ['"67ab43"', '"54ed21"']);

    let header2 = new IfNoneMatch({ tags: ['"67ab43"', '"54ed21"'] });
    assert.deepEqual(header2.tags, ['"67ab43"', '"54ed21"']);

    let header3 = new IfNoneMatch({ tags: ['W/"67ab43"', '"54ed21"'] });
    assert.deepEqual(header3.tags, ['W/"67ab43"', '"54ed21"']);
  });

  it('initializes with another IfNoneMatch', () => {
    let header = new IfNoneMatch(new IfNoneMatch('67ab43, 54ed21'));
    assert.deepEqual(header.tags, ['"67ab43"', '"54ed21"']);
  });

  it('checks if a tag is present', () => {
    let header = new IfNoneMatch('67ab43, 54ed21');
    assert.ok(header.has('"67ab43"'));
    assert.ok(header.has('"54ed21"'));
    assert.ok(!header.has('"7892dd"'));
    assert.ok(!header.has('*'));

    let header2 = new IfNoneMatch('W/"67ab43", "54ed21"');
    assert.ok(header2.has('W/"67ab43"'));
    assert.ok(header2.has('"54ed21"'));
    assert.ok(!header2.has('"7892dd"'));
  });

  it('checks if a tag matches', () => {
    let header = new IfNoneMatch('67ab43, 54ed21');
    assert.ok(header.matches('"67ab43"'));
    assert.ok(header.matches('"54ed21"'));
    assert.ok(!header.matches('"7892dd"'));

    let header2 = new IfNoneMatch('W/"67ab43", "54ed21"');
    assert.ok(header2.matches('W/"67ab43"'));
    assert.ok(header2.matches('"54ed21"'));
    assert.ok(!header2.matches('"7892dd"'));

    let header3 = new IfNoneMatch('*');
    assert.ok(header3.matches('"67ab43"'));
    assert.ok(header3.matches('"54ed21"'));
  });

  it('converts to a string', () => {
    let header = new IfNoneMatch('W/"67ab43", "54ed21"');
    assert.equal(header.toString(), 'W/"67ab43", "54ed21"');
  });
});