Import wpt@a7e9c2abcf65b78fcf1c246fec6681c74e1bc352

third_party/WebKit/LayoutTests/external/wpt/streams/writable-streams/bad-strategies.js

 'use strict';
 
 if (self.importScripts) {
   self.importScripts('/resources/testharness.js');
 }
 
 const error1 = new Error('a unique string');
 error1.name = 'error1';
 
 test(() => {
@@ skipping 43 matching lines @@
 promise_test(t => {
   const ws = new WritableStream({}, {
     size() {
       throw error1;
     },
     highWaterMark: 5
   });
 
   const writer = ws.getWriter();
 
-  const p1 = promise_rejects(t, error1, writer.write('a'), 'write should reject with the thrown error');
+  const p1 = promise_rejects(t, new TypeError(), writer.write('a'), 'write should reject with a TypeError');
 
   const p2 = promise_rejects(t, error1, writer.closed, 'closed should reject with the thrown error');
 
   return Promise.all([p1, p2]);
 }, 'Writable stream: throwing strategy.size method');
 
 promise_test(() => {
   const sizes = [NaN, -Infinity, Infinity, -1];
   return Promise.all(sizes.map(size => {
     const ws = new WritableStream({}, {
       size() {
         return size;
       },
       highWaterMark: 5
     });
 
     const writer = ws.getWriter();
 
     return writer.write('a').then(() => assert_unreached('write must reject'), writeE => {
       assert_equals(writeE.name, 'RangeError', `write must reject with a RangeError for ${size}`);
 
       return writer.closed.then(() => assert_unreached('write must reject'), closedE => {
         assert_equals(closedE, writeE, `closed should reject with the same error as write`);
       });
     });
   }));
 }, 'Writable stream: invalid strategy.size return value');
 
 done();