https://github.com/web-platform-tests/wpt
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Tip revision: 9936e8c644dfcfc1c02ba53fa26c501d64eccc11 authored by Yutaka Hirano on 21 November 2017, 10:42:44 UTC
[XHR] Introduce a mime type parser to a WPT
Tip revision: 9936e8c
console-count-label-conversion.any.js
"use strict";
// https://console.spec.whatwg.org/#count

test(() => {
  let countLabelToStringCalled = false;

  console.count({
    toString() {
      countLabelToStringCalled = true;
    }
  });

  assert_true(countLabelToStringCalled, "toString() must be called on count()'s label when label is an object");
}, "console.count()'s label gets converted to string via label.toString() when label is an object");

test(() => {
  assert_throws({name: "Error"}, () => {
    console.count({
      toString() {
        throw new Error("conversion error");
      }
    });
  }, "count() must re-throw any exceptions thrown by label.toString() conversion");
}, "console.count() throws exceptions generated by erroneous label.toString() conversion");
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