1'use strict'; 2 3// Tests below are not from WPT. 4 5require('../common'); 6const assert = require('assert'); 7 8{ 9 const params = new URLSearchParams(); 10 assert.throws(() => { 11 params.append.call(undefined); 12 }, { 13 code: 'ERR_INVALID_THIS', 14 name: 'TypeError', 15 message: 'Value of "this" must be of type URLSearchParams' 16 }); 17 assert.throws(() => { 18 params.append('a'); 19 }, { 20 code: 'ERR_MISSING_ARGS', 21 name: 'TypeError', 22 message: 'The "name" and "value" arguments must be specified' 23 }); 24 25 const obj = { 26 toString() { throw new Error('toString'); }, 27 valueOf() { throw new Error('valueOf'); } 28 }; 29 const sym = Symbol(); 30 assert.throws(() => params.set(obj, 'b'), /^Error: toString$/); 31 assert.throws(() => params.set('a', obj), /^Error: toString$/); 32 assert.throws(() => params.set(sym, 'b'), 33 /^TypeError: Cannot convert a Symbol value to a string$/); 34 assert.throws(() => params.set('a', sym), 35 /^TypeError: Cannot convert a Symbol value to a string$/); 36} 37