How to use theError method in wpt

Best JavaScript code snippet using wpt

bad-underlying-sources.js

Source:bad-underlying-sources.js

1'use strict';2if (self.importScripts) {3  self.importScripts('/resources/testharness.js');4}5test(() => {6  const theError = new Error('a unique string');7  assert_throws(theError, () => {8    new ReadableStream({9      get start() {10        throw theError;11      }12    });13  }, 'constructing the stream should re-throw the error');14}, 'Underlying source start: throwing getter');15test(() => {16  const theError = new Error('a unique string');17  assert_throws(theError, () => {18    new ReadableStream({19      start() {20        throw theError;21      }22    });23  }, 'constructing the stream should re-throw the error');24}, 'Underlying source start: throwing method');25test(() => {26  const theError = new Error('a unique string');27  assert_throws(theError, () => new ReadableStream({28    get pull() {29      throw theError;30    }31  }), 'constructor should throw');32}, 'Underlying source: throwing pull getter (initial pull)');33promise_test(t => {34  const theError = new Error('a unique string');35  const rs = new ReadableStream({36    pull() {37      throw theError;38    }39  });40  return promise_rejects(t, theError, rs.getReader().closed);41}, 'Underlying source: throwing pull method (initial pull)');42promise_test(t => {43  const theError = new Error('a unique string');44  let counter = 0;45  const rs = new ReadableStream({46    get pull() {47      ++counter;48      if (counter === 1) {49        return c => c.enqueue('a');50      }51      throw theError;52    }53  });54  const reader = rs.getReader();55  return Promise.all([56    reader.read().then(r => {57      assert_object_equals(r, { value: 'a', done: false }, 'the first chunk read should be correct');58    }),59    reader.read().then(r => {60      assert_object_equals(r, { value: 'a', done: false }, 'the second chunk read should be correct');61      assert_equals(counter, 1, 'counter should be 1');62    })63  ]);64}, 'Underlying source pull: throwing getter (second pull does not result in a second get)');65promise_test(t => {66  const theError = new Error('a unique string');67  let counter = 0;68  const rs = new ReadableStream({69    pull(c) {70      ++counter;71      if (counter === 1) {72        c.enqueue('a');73        return;74      }75      throw theError;76    }77  });78  const reader = rs.getReader();79  return Promise.all([80    reader.read().then(r => {81      assert_object_equals(r, { value: 'a', done: false }, 'the chunk read should be correct');82    }),83    promise_rejects(t, theError, reader.closed)84  ]);85}, 'Underlying source pull: throwing method (second pull)');86test(() => {87  const theError = new Error('a unique string');88  assert_throws(theError, () => new ReadableStream({89    get cancel() {90      throw theError;91    }92  }), 'constructor should throw');93}, 'Underlying source cancel: throwing getter');94promise_test(t => {95  const theError = new Error('a unique string');96  const rs = new ReadableStream({97    cancel() {98      throw theError;99    }100  });101  return promise_rejects(t, theError, rs.cancel());102}, 'Underlying source cancel: throwing method');103promise_test(() => {104  let controller;105  const rs = new ReadableStream({106    start(c) {107      controller = c;108    }109  });110  rs.cancel();111  assert_throws(new TypeError(), () => controller.enqueue('a'), 'Calling enqueue after canceling should throw');112  return rs.getReader().closed;113}, 'Underlying source: calling enqueue on an empty canceled stream should throw');114promise_test(() => {115  let controller;116  const rs = new ReadableStream({117    start(c) {118      c.enqueue('a');119      c.enqueue('b');120      controller = c;121    }122  });123  rs.cancel();124  assert_throws(new TypeError(), () => controller.enqueue('c'), 'Calling enqueue after canceling should throw');125  return rs.getReader().closed;126}, 'Underlying source: calling enqueue on a non-empty canceled stream should throw');127promise_test(() => {128  return new ReadableStream({129    start(c) {130      c.close();131      assert_throws(new TypeError(), () => c.enqueue('a'), 'call to enqueue should throw a TypeError');132    }133  }).getReader().closed;134}, 'Underlying source: calling enqueue on a closed stream should throw');135promise_test(t => {136  const theError = new Error('boo');137  const closed = new ReadableStream({138    start(c) {139      c.error(theError);140      assert_throws(new TypeError(), () => c.enqueue('a'), 'call to enqueue should throw the error');141    }142  }).getReader().closed;143  return promise_rejects(t, theError, closed);144}, 'Underlying source: calling enqueue on an errored stream should throw');145promise_test(() => {146  return new ReadableStream({147    start(c) {148      c.close();149      assert_throws(new TypeError(), () => c.close(), 'second call to close should throw a TypeError');150    }151  }).getReader().closed;152}, 'Underlying source: calling close twice on an empty stream should throw the second time');153promise_test(() => {154  let startCalled = false;155  let readCalled = false;156  const reader = new ReadableStream({157    start(c) {158      c.enqueue('a');159      c.close();160      assert_throws(new TypeError(), () => c.close(), 'second call to close should throw a TypeError');161      startCalled = true;162    }163  }).getReader();164  return Promise.all([165    reader.read().then(r => {166      assert_object_equals(r, { value: 'a', done: false }, 'read() should read the enqueued chunk');167      readCalled = true;168    }),169    reader.closed.then(() => {170      assert_true(startCalled);171      assert_true(readCalled);172    })173  ]);174}, 'Underlying source: calling close twice on a non-empty stream should throw the second time');175promise_test(() => {176  let controller;177  let startCalled = false;178  const rs = new ReadableStream({179    start(c) {180      controller = c;181      startCalled = true;182    }183  });184  rs.cancel();185  assert_throws(new TypeError(), () => controller.close(), 'Calling close after canceling should throw');186  return rs.getReader().closed.then(() => {187    assert_true(startCalled);188  });189}, 'Underlying source: calling close on an empty canceled stream should throw');190promise_test(() => {191  let controller;192  let startCalled = false;193  const rs = new ReadableStream({194    start(c) {195      controller = c;196      c.enqueue('a');197      startCalled = true;198    }199  });200  rs.cancel();201  assert_throws(new TypeError(), () => controller.close(), 'Calling close after canceling should throw');202  return rs.getReader().closed.then(() => {203    assert_true(startCalled);204  });205}, 'Underlying source: calling close on a non-empty canceled stream should throw');206promise_test(() => {207  const theError = new Error('boo');208  let startCalled = false;209  const closed = new ReadableStream({210    start(c) {211      c.error(theError);212      assert_throws(new TypeError(), () => c.close(), 'call to close should throw a TypeError');213      startCalled = true;214    }215  }).getReader().closed;216  return closed.catch(e => {217    assert_true(startCalled);218    assert_equals(e, theError, 'closed should reject with the error');219  });220}, 'Underlying source: calling close after error should throw');221promise_test(() => {222  const theError = new Error('boo');223  let startCalled = false;224  const closed = new ReadableStream({225    start(c) {226      c.error(theError);227      assert_throws(new TypeError(), () => c.error(), 'second call to error should throw a TypeError');228      startCalled = true;229    }230  }).getReader().closed;231  return closed.catch(e => {232    assert_true(startCalled);233    assert_equals(e, theError, 'closed should reject with the error');234  });235}, 'Underlying source: calling error twice should throw the second time');236promise_test(() => {237  let startCalled = false;238  const closed = new ReadableStream({239    start(c) {240      c.close();241      assert_throws(new TypeError(), () => c.error(), 'second call to error should throw a TypeError');242      startCalled = true;243    }244  }).getReader().closed;245  return closed.then(() => assert_true(startCalled));246}, 'Underlying source: calling error after close should throw');247promise_test(() => {248  let startCalled = false;249  const firstError = new Error('1');250  const secondError = new Error('2');251  const closed = new ReadableStream({252    start(c) {253      c.error(firstError);254      startCalled = true;255      return Promise.reject(secondError);256    }257  }).getReader().closed;258  return closed.catch(e => {259    assert_true(startCalled);260    assert_equals(e, firstError, 'closed should reject with the first error');261  });262}, 'Underlying source: calling error and returning a rejected promise from start should cause the stream to error ' +263   'with the first error');264promise_test(() => {265  let startCalled = false;266  const firstError = new Error('1');267  const secondError = new Error('2');268  const closed = new ReadableStream({269    pull(c) {270      c.error(firstError);271      startCalled = true;272      return Promise.reject(secondError);273    }274  }).getReader().closed;275  return closed.catch(e => {276    assert_true(startCalled);277    assert_equals(e, firstError, 'closed should reject with the first error');278  });279}, 'Underlying source: calling error and returning a rejected promise from pull should cause the stream to error ' +280   'with the first error');281const error1 = { name: 'error1' };282promise_test(t => {283  let pullShouldThrow = false;284  const rs = new ReadableStream({285    pull(controller) {286      if (pullShouldThrow) {287        throw error1;288      }289      controller.enqueue(0);290    }291  }, new CountQueuingStrategy({highWaterMark: 1}));292  const reader = rs.getReader();293  return Promise.resolve().then(() => {294    pullShouldThrow = true;295    return Promise.all([296      reader.read(),297      promise_rejects(t, error1, reader.closed, '.closed promise should reject')298    ]);299  });300}, 'read should not error if it dequeues and pull() throws');...

bad-underlying-sources.any.js

Source:bad-underlying-sources.any.js

1// META: global=worker,jsshell2'use strict';3test(() => {4  const theError = new Error('a unique string');5  assert_throws(theError, () => {6    new ReadableStream({7      get start() {8        throw theError;9      }10    });11  }, 'constructing the stream should re-throw the error');12}, 'Underlying source start: throwing getter');13test(() => {14  const theError = new Error('a unique string');15  assert_throws(theError, () => {16    new ReadableStream({17      start() {18        throw theError;19      }20    });21  }, 'constructing the stream should re-throw the error');22}, 'Underlying source start: throwing method');23test(() => {24  const theError = new Error('a unique string');25  assert_throws(theError, () => new ReadableStream({26    get pull() {27      throw theError;28    }29  }), 'constructor should throw');30}, 'Underlying source: throwing pull getter (initial pull)');31promise_test(t => {32  const theError = new Error('a unique string');33  const rs = new ReadableStream({34    pull() {35      throw theError;36    }37  });38  return promise_rejects(t, theError, rs.getReader().closed);39}, 'Underlying source: throwing pull method (initial pull)');40promise_test(t => {41  const theError = new Error('a unique string');42  let counter = 0;43  const rs = new ReadableStream({44    get pull() {45      ++counter;46      if (counter === 1) {47        return c => c.enqueue('a');48      }49      throw theError;50    }51  });52  const reader = rs.getReader();53  return Promise.all([54    reader.read().then(r => {55      assert_object_equals(r, { value: 'a', done: false }, 'the first chunk read should be correct');56    }),57    reader.read().then(r => {58      assert_object_equals(r, { value: 'a', done: false }, 'the second chunk read should be correct');59      assert_equals(counter, 1, 'counter should be 1');60    })61  ]);62}, 'Underlying source pull: throwing getter (second pull does not result in a second get)');63promise_test(t => {64  const theError = new Error('a unique string');65  let counter = 0;66  const rs = new ReadableStream({67    pull(c) {68      ++counter;69      if (counter === 1) {70        c.enqueue('a');71        return;72      }73      throw theError;74    }75  });76  const reader = rs.getReader();77  return Promise.all([78    reader.read().then(r => {79      assert_object_equals(r, { value: 'a', done: false }, 'the chunk read should be correct');80    }),81    promise_rejects(t, theError, reader.closed)82  ]);83}, 'Underlying source pull: throwing method (second pull)');84test(() => {85  const theError = new Error('a unique string');86  assert_throws(theError, () => new ReadableStream({87    get cancel() {88      throw theError;89    }90  }), 'constructor should throw');91}, 'Underlying source cancel: throwing getter');92promise_test(t => {93  const theError = new Error('a unique string');94  const rs = new ReadableStream({95    cancel() {96      throw theError;97    }98  });99  return promise_rejects(t, theError, rs.cancel());100}, 'Underlying source cancel: throwing method');101promise_test(() => {102  let controller;103  const rs = new ReadableStream({104    start(c) {105      controller = c;106    }107  });108  rs.cancel();109  assert_throws(new TypeError(), () => controller.enqueue('a'), 'Calling enqueue after canceling should throw');110  return rs.getReader().closed;111}, 'Underlying source: calling enqueue on an empty canceled stream should throw');112promise_test(() => {113  let controller;114  const rs = new ReadableStream({115    start(c) {116      c.enqueue('a');117      c.enqueue('b');118      controller = c;119    }120  });121  rs.cancel();122  assert_throws(new TypeError(), () => controller.enqueue('c'), 'Calling enqueue after canceling should throw');123  return rs.getReader().closed;124}, 'Underlying source: calling enqueue on a non-empty canceled stream should throw');125promise_test(() => {126  return new ReadableStream({127    start(c) {128      c.close();129      assert_throws(new TypeError(), () => c.enqueue('a'), 'call to enqueue should throw a TypeError');130    }131  }).getReader().closed;132}, 'Underlying source: calling enqueue on a closed stream should throw');133promise_test(t => {134  const theError = new Error('boo');135  const closed = new ReadableStream({136    start(c) {137      c.error(theError);138      assert_throws(new TypeError(), () => c.enqueue('a'), 'call to enqueue should throw the error');139    }140  }).getReader().closed;141  return promise_rejects(t, theError, closed);142}, 'Underlying source: calling enqueue on an errored stream should throw');143promise_test(() => {144  return new ReadableStream({145    start(c) {146      c.close();147      assert_throws(new TypeError(), () => c.close(), 'second call to close should throw a TypeError');148    }149  }).getReader().closed;150}, 'Underlying source: calling close twice on an empty stream should throw the second time');151promise_test(() => {152  let startCalled = false;153  let readCalled = false;154  const reader = new ReadableStream({155    start(c) {156      c.enqueue('a');157      c.close();158      assert_throws(new TypeError(), () => c.close(), 'second call to close should throw a TypeError');159      startCalled = true;160    }161  }).getReader();162  return Promise.all([163    reader.read().then(r => {164      assert_object_equals(r, { value: 'a', done: false }, 'read() should read the enqueued chunk');165      readCalled = true;166    }),167    reader.closed.then(() => {168      assert_true(startCalled);169      assert_true(readCalled);170    })171  ]);172}, 'Underlying source: calling close twice on a non-empty stream should throw the second time');173promise_test(() => {174  let controller;175  let startCalled = false;176  const rs = new ReadableStream({177    start(c) {178      controller = c;179      startCalled = true;180    }181  });182  rs.cancel();183  assert_throws(new TypeError(), () => controller.close(), 'Calling close after canceling should throw');184  return rs.getReader().closed.then(() => {185    assert_true(startCalled);186  });187}, 'Underlying source: calling close on an empty canceled stream should throw');188promise_test(() => {189  let controller;190  let startCalled = false;191  const rs = new ReadableStream({192    start(c) {193      controller = c;194      c.enqueue('a');195      startCalled = true;196    }197  });198  rs.cancel();199  assert_throws(new TypeError(), () => controller.close(), 'Calling close after canceling should throw');200  return rs.getReader().closed.then(() => {201    assert_true(startCalled);202  });203}, 'Underlying source: calling close on a non-empty canceled stream should throw');204promise_test(() => {205  const theError = new Error('boo');206  let startCalled = false;207  const closed = new ReadableStream({208    start(c) {209      c.error(theError);210      assert_throws(new TypeError(), () => c.close(), 'call to close should throw a TypeError');211      startCalled = true;212    }213  }).getReader().closed;214  return closed.catch(e => {215    assert_true(startCalled);216    assert_equals(e, theError, 'closed should reject with the error');217  });218}, 'Underlying source: calling close after error should throw');219promise_test(() => {220  const theError = new Error('boo');221  let startCalled = false;222  const closed = new ReadableStream({223    start(c) {224      c.error(theError);225      c.error();226      startCalled = true;227    }228  }).getReader().closed;229  return closed.catch(e => {230    assert_true(startCalled);231    assert_equals(e, theError, 'closed should reject with the error');232  });233}, 'Underlying source: calling error twice should not throw');234promise_test(() => {235  let startCalled = false;236  const closed = new ReadableStream({237    start(c) {238      c.close();239      c.error();240      startCalled = true;241    }242  }).getReader().closed;243  return closed.then(() => assert_true(startCalled));244}, 'Underlying source: calling error after close should not throw');245promise_test(() => {246  let startCalled = false;247  const firstError = new Error('1');248  const secondError = new Error('2');249  const closed = new ReadableStream({250    start(c) {251      c.error(firstError);252      startCalled = true;253      return Promise.reject(secondError);254    }255  }).getReader().closed;256  return closed.catch(e => {257    assert_true(startCalled);258    assert_equals(e, firstError, 'closed should reject with the first error');259  });260}, 'Underlying source: calling error and returning a rejected promise from start should cause the stream to error ' +261   'with the first error');262promise_test(() => {263  let startCalled = false;264  const firstError = new Error('1');265  const secondError = new Error('2');266  const closed = new ReadableStream({267    pull(c) {268      c.error(firstError);269      startCalled = true;270      return Promise.reject(secondError);271    }272  }).getReader().closed;273  return closed.catch(e => {274    assert_true(startCalled);275    assert_equals(e, firstError, 'closed should reject with the first error');276  });277}, 'Underlying source: calling error and returning a rejected promise from pull should cause the stream to error ' +278   'with the first error');279const error1 = { name: 'error1' };280promise_test(t => {281  let pullShouldThrow = false;282  const rs = new ReadableStream({283    pull(controller) {284      if (pullShouldThrow) {285        throw error1;286      }287      controller.enqueue(0);288    }289  }, new CountQueuingStrategy({highWaterMark: 1}));290  const reader = rs.getReader();291  return Promise.resolve().then(() => {292    pullShouldThrow = true;293    return Promise.all([294      reader.read(),295      promise_rejects(t, error1, reader.closed, '.closed promise should reject')296    ]);297  });...

Using AI Code Generation

1var wpt = require('wpt');2wpt.theError('error message');3var wpt = require('wpt');4wpt.theError('error message', 'error');5var wpt = require('wpt');6wpt.theError('error message', 'error', 'error');7var wpt = require('wpt');8wpt.theError('error message', 'error', 'error', 'error');9var wpt = require('wpt');10wpt.theError('error message', 'error', 'error', 'error', 'error');11var wpt = require('wpt');12wpt.theError('error message', 'error', 'error', 'error', 'error', 'error');13var wpt = require('wpt');14wpt.theError('error message', 'error', 'error', 'error', 'error', 'error', 'error');15var wpt = require('wpt');16wpt.theError('error message', 'error', 'error', 'error', 'error', 'error', 'error', 'error');17var wpt = require('wpt');18wpt.theError('error message', 'error', 'error', 'error', 'error', 'error', 'error', 'error', 'error');19var wpt = require('wpt');20wpt.theError('error message', 'error', 'error', 'error', 'error', 'error', 'error', 'error', 'error', 'error');21var wpt = require('wpt');

Using AI Code Generation

1var wpt = require('wpt');2    if (err) {3        console.log(err);4    } else {5        console.log(data);6    }7});8var wpt = require('wpt');9    if (err) {10        console.log(err);11    } else {12        console.log(data);13    }14});15var wpt = require('wpt');16    if (err) {17        console.log(err);18    } else {19        console.log(data);20    }21});22var wpt = require('wpt');23    if (err) {24        console.log(err);25    } else {26        console.log(data);27    }28});29var wpt = require('wpt');30    if (err) {31        console.log(err);32    } else {33        console.log(data);34    }35});36var wpt = require('wpt');37    if (err) {38        console.log(err);39    } else {40        console.log(data);41    }42});43var wpt = require('wpt');44    if (err) {45        console.log(err);46    } else {47        console.log(data);48    }49});50var wpt = require('wpt');51    if (err) {52        console.log(err);53    } else {

Using AI Code Generation

1const wpt = require('webpagetest');2const wpt = new WebPageTest('www.webpagetest.org');3}, function(err, data) {4    if (err) {5        console.log(err);6    } else {7        console.log(data);8    }9});10const wpt = require('webpagetest');11const wpt = new WebPageTest('www.webpagetest.org');12}, function(err, data) {13    if (err) {14        console.log(err);15    } else {16        console.log(data);17    }18});19const wpt = require('webpagetest');20const wpt = new WebPageTest('www.webpagetest.org');21}, function(err, data) {22    if (err) {23        console.log(err);24    } else {25        console.log(data);26    }27});28const wpt = require('webpagetest');29const wpt = new WebPageTest('www.webpagetest.org');30}, function(err, data) {31    if (err) {32        console.log(err);33    } else {34        console.log(data);35    }36});37const wpt = require('webpagetest');38const wpt = new WebPageTest('www.webpagetest.org');

Using AI Code Generation

1var wpt = require('wpt');2var wpt = new WebPageTest('www.webpagetest.org', 'A.1234567890abcdef1234567890abcdef');3  if(err) throw err;4  console.log(data);5});6var wpt = require('wpt');7var wpt = new WebPageTest('www.webpagetest.org', 'A.1234567890abcdef1234567890abcdef');8  if(err) throw err;9  console.log(data);10});11var wpt = require('wpt');12var wpt = new WebPageTest('www.webpagetest.org', 'A.1234567890abcdef1234567890abcdef');13  if(err) throw err;14  console.log(data);15});16var wpt = require('wpt');17var wpt = new WebPageTest('www.webpagetest.org', 'A.1234567890abcdef1234567890abcdef');18  if(err) throw err;19  console.log(data);20});21var wpt = require('wpt');22var wpt = new WebPageTest('www.webpagetest.org', 'A.1234567890abcdef1234567890abcdef');23  if(err) throw err;24  console.log(data);25});26var wpt = require('wpt');27var wpt = new WebPageTest('www.webpagetest.org', 'A.1234567890abcdef1234567890abcdef');28  if(err) throw err;29  console.log(data);30});

Using AI Code Generation

1var wp = require('wptools');2var error = wp.theError;3var page = wp.page('some page that doesnt exist');4page.get(function(err, data) {5  if (err) {6    console.log(error('bad page'));7  }8});9var wp = require('wptools');10var error = wp.theError;11var page = wp.page('some page that doesnt exist');12page.get(function(err, data) {13  if (err) {14    console.log(error('bad page'));15  }16});

Using AI Code Generation

1var wpt = require('webpagetest');2var options = {3};4var test = new wpt('www.webpagetest.org', options);5  if (err) return console.log(err);6  test.getTestResults(data.data.testId, function(err, data) {7    if (err) return console.log(err);8    console.log(data);9  });10});

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