var root = Parser.parse('{{a|b| c = 1}}'),
    [anonymous, named] = root.querySelectorAll('parameter');
assert.strictEqual(anonymous.name, '1');
assert.strictEqual(named.name, 'c');

var root = Parser.parse('{{a|b| c = 1}}'),
    [anonymous, named] = root.querySelectorAll('parameter');
assert(anonymous.anon === true);
assert(named.anon === false);

var root = Parser.parse('{{a| b | c = 1 }}'),
    [anonymous, named] = root.querySelectorAll('parameter');
assert.strictEqual(anonymous.value, ' b '); // 模板的匿名参数保留首尾的空白字符
assert.strictEqual(named.value, '1'); // 模板的命名参数不保留首尾的空白字符

var root = Parser.parse('{{a| b | c = 1 }}'),
    [anonymous, named] = root.querySelectorAll('parameter');
assert.strictEqual(anonymous.getValue(), ' b '); // 模板的匿名参数保留首尾的空白字符
assert.strictEqual(named.getValue(), '1'); // 模板的命名参数不保留首尾的空白字符

var root = Parser.parse('{{a|b=1}}'),
    param = root.querySelector('parameter');
param.setValue(' 2 ');
assert.strictEqual(root.toString(), '{{a|b= 2 }}'); // setValue方法总是保留空白字符，哪怕是无效的

var root = Parser.parse('{{a|b=1|c=2}}'),
    param = root.querySelector('parameter');
try {
    param.rename('c');
    throw new Error();
} catch (e) {
    assert.strictEqual(e.message, '参数更名造成重复参数：c');
}