joplin/packages/fork-sax/test/case.js

// default to uppercase
require(__dirname).test({
  xml: '<span class="test" hello="world"></span>',
  expect: [
    [ 'opentagstart', {
      name: 'SPAN',
      attributes: {}
    } ],
    [ 'attribute', { name: 'CLASS', value: 'test' } ],
    [ 'attribute', { name: 'HELLO', value: 'world' } ],
    [ 'opentag', {
      name: 'SPAN',
      attributes: { CLASS: 'test', HELLO: 'world' },
      isSelfClosing: false
    } ],
    [ 'closetag', 'SPAN' ]
  ],
  strict: false,
  opt: {}
})

// lowercase option : lowercase tag/attribute names
require(__dirname).test({
  xml: '<span class="test" hello="world"></span>',
  expect: [
    [ 'opentagstart', {
      name: 'span',
      attributes: {}
    } ],
    [ 'attribute', { name: 'class', value: 'test' } ],
    [ 'attribute', { name: 'hello', value: 'world' } ],
    [ 'opentag', {
      name: 'span',
      attributes: { class: 'test', hello: 'world' },
      isSelfClosing: false
    } ],
    [ 'closetag', 'span' ]
  ],
  strict: false,
  opt: {lowercase: true}
})

// backward compatibility with old lowercasetags opt
require(__dirname).test({
  xml: '<span class="test" hello="world"></span>',
  expect: [
    [ 'opentagstart', {
      name: 'span',
      attributes: {}
    } ],
    [ 'attribute', { name: 'class', value: 'test' } ],
    [ 'attribute', { name: 'hello', value: 'world' } ],
    [ 'opentag', {
      name: 'span',
      attributes: { class: 'test', hello: 'world' },
      isSelfClosing: false
    } ],
    [ 'closetag', 'span' ]
  ],
  strict: false,
  opt: {lowercasetags: true}
})