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How to use observer3 method in wpt

Best JavaScript code snippet using wpt

compute_pressure_different_quantizations_across_iframes.tentative.https.window.js

Source:compute_pressure_different_quantizations_across_iframes.tentative.https.window.js

1'use strict';2promise_test(async t => {3  const observer1_updates = [];4  const observer1 = new ComputePressureObserver(5      update => { observer1_updates.push(update); },6      {cpuUtilizationThresholds: [0.5], cpuSpeedThresholds: [0.5]});7  t.add_cleanup(() => observer1.stop());8  // Ensure that observer1's quantization scheme gets registered as the origin's9  // scheme before observer2 starts.10  await observer1.observe();11  // iframe numbers are aligned with observer numbers.  The first observer is in12  // the main frame, so there is no iframe1.13  const iframe2 = document.createElement('iframe');14  document.body.appendChild(iframe2);15  const observer2_updates = [];16  await new Promise((resolve, reject) => {17    const observer2 = new iframe2.contentWindow.ComputePressureObserver(18        update => {19          observer2_updates.push(update);20          resolve();21        },22        {cpuUtilizationThresholds: [0.25], cpuSpeedThresholds: [0.75]});23    t.add_cleanup(() => observer2.stop());24    observer2.observe().catch(reject);25  });26  // observer2 uses a different quantization scheme than observer1. After27  // observer2.observe() completes, observer1 should no longer be active.28  //29  // The check below assumes that observer2.observe() completes before the30  // browser dispatches any update for observer1.  This assumption is highly31  // likely to be true, because there shold be a 1-second delay between32  // observer1.observe() and the first update that observer1 would receive.33  assert_equals(34      observer1_updates.length, 0,35      'observer2.observe() should have stopped observer1; the two observers ' +36      'have different quantization schemes');37  assert_equals(observer2_updates.length, 1);38  assert_in_array(observer2_updates[0].cpuUtilization, [0.125, 0.625],39                  'cpuUtilization quantization');40  assert_in_array(observer2_updates[0].cpuSpeed, [0.375, 0.875],41                  'cpuSpeed quantization');42  // Go through one more update cycle so any (incorrect) update for observer143  // makes it through the IPC queues.44  observer1_updates.length = 0;45  observer2_updates.length = 0;46  const iframe3 = document.createElement('iframe');47  document.body.appendChild(iframe3);48  const observer3_updates = [];49  await new Promise((resolve, reject) => {50    const observer3 = new iframe3.contentWindow.ComputePressureObserver(51        update => {52          observer3_updates.push(update);53          resolve();54        },55        {cpuUtilizationThresholds: [0.75], cpuSpeedThresholds: [0.25]});56    t.add_cleanup(() => observer3.stop());57    observer3.observe().catch(reject);58  });59  assert_equals(60      observer1_updates.length, 0,61      'observer2.observe() should have stopped observer1; the two observers ' +62      'have different quantization schemes');63  // observer3 uses a different quantization scheme than observer2. So,64  // observer3.observe() should stop observer2.65  assert_equals(66      observer2_updates.length, 0,67      'observer3.observe() should have stopped observer2; the two observers ' +68      'have different quantization schemes');69  assert_equals(observer3_updates.length, 1);70  assert_in_array(observer3_updates[0].cpuUtilization, [0.375, 0.875],71                  'cpuUtilization quantization');72  assert_in_array(observer3_updates[0].cpuSpeed, [0.125, 0.625],73                  'cpuSpeed quantization');74}, 'ComputePressureObserver with a new quantization schema stops all ' +...

compute_pressure_different_quantizations.tentative.https.window.js

Source:compute_pressure_different_quantizations.tentative.https.window.js

1'use strict';2promise_test(async t => {3  const observer1_updates = [];4  const observer1 = new ComputePressureObserver(5      update => { observer1_updates.push(update); },6      {cpuUtilizationThresholds: [0.5], cpuSpeedThresholds: [0.5]});7  t.add_cleanup(() => observer1.stop());8  // Ensure that observer1's quantization scheme gets registered as the origin's9  // scheme before observer2 starts.10  await observer1.observe();11  const observer2_updates = [];12  await new Promise((resolve, reject) => {13    const observer2 = new ComputePressureObserver(14        update => {15          observer2_updates.push(update);16          resolve();17        },18        {cpuUtilizationThresholds: [0.25], cpuSpeedThresholds: [0.75]});19    t.add_cleanup(() => observer2.stop());20    observer2.observe().catch(reject);21  });22  // observer2 uses a different quantization scheme than observer1. After23  // observer2.observe() completes, observer1 should no longer be active.24  //25  // The check below assumes that observer2.observe() completes before the26  // browser dispatches any update for observer1.  This assumption is highly27  // likely to be true, because there shold be a 1-second delay between28  // observer1.observe() and the first update that observer1 would receive.29  assert_equals(30      observer1_updates.length, 0,31      'observer2.observe() should have stopped observer1; the two observers ' +32      'have different quantization schemes');33  assert_equals(observer2_updates.length, 1);34  assert_in_array(observer2_updates[0].cpuUtilization, [0.125, 0.625],35                  'cpuUtilization quantization');36  assert_in_array(observer2_updates[0].cpuSpeed, [0.375, 0.875],37                  'cpuSpeed quantization');38  // Go through one more update cycle so any (incorrect) update for observer139  // makes it through the IPC queues.40  observer1_updates.length = 0;41  observer2_updates.length = 0;42  const observer3_updates = [];43  await new Promise((resolve, reject) => {44    const observer3 = new ComputePressureObserver(45        update => {46          observer3_updates.push(update);47          resolve();48        },49        {cpuUtilizationThresholds: [0.75], cpuSpeedThresholds: [0.25]});50    t.add_cleanup(() => observer3.stop());51    observer3.observe().catch(reject);52  });53  assert_equals(54      observer1_updates.length, 0,55      'observer2.observe() should have stopped observer1; the two observers ' +56      'have different quantization schemes');57  // observer3 uses a different quantization scheme than observer2. So,58  // observer3.observe() should stop observer2.59  assert_equals(60      observer2_updates.length, 0,61      'observer3.observe() should have stopped observer2; the two observers ' +62      'have different quantization schemes');63  assert_equals(observer3_updates.length, 1);64  assert_in_array(observer3_updates[0].cpuUtilization, [0.375, 0.875],65                  'cpuUtilization quantization');66  assert_in_array(observer3_updates[0].cpuSpeed, [0.125, 0.625],67                  'cpuSpeed quantization');68}, 'ComputePressureObserver with a new quantization schema stops all ' +...

compute_pressure_stop_idempotent.tentative.https.window.js

Source:compute_pressure_stop_idempotent.tentative.https.window.js

1'use strict';2promise_test(async t => {3  const observer1_updates = [];4  const observer1 = new ComputePressureObserver(5      update => { observer1_updates.push(update); },6      {cpuUtilizationThresholds: [0.5], cpuSpeedThresholds: [0.5]});7  t.add_cleanup(() => observer1.stop());8  // Ensure that observer1's schema gets registered before observer2 starts.9  observer1.observe();10  observer1.stop();11  observer1.stop();12  const observer2_updates = [];13  await new Promise((resolve, reject) => {14    const observer2 = new ComputePressureObserver(15        update => {16          observer2_updates.push(update);17          resolve();18        },19        {cpuUtilizationThresholds: [0.5], cpuSpeedThresholds: [0.5]});20    t.add_cleanup(() => observer2.stop());21    observer2.observe().catch(reject);22  });23  assert_equals(observer1_updates.length, 0,24                'stopped observers should not receive callbacks');25  assert_equals(observer2_updates.length, 1);26  assert_in_array(observer2_updates[0].cpuUtilization, [0.25, 0.75],27                  'cpuUtilization quantization');28  assert_in_array(observer2_updates[0].cpuSpeed, [0.25, 0.75],29                  'cpuSpeed quantization');30  // Go through one more update cycle so any (incorrect) update for observer131  // makes it through the IPC queues.32  const observer3_updates = [];33  await new Promise((resolve, reject) => {34    const observer3 = new ComputePressureObserver(35        update => {36          observer3_updates.push(update);37          resolve();38        },39        {cpuUtilizationThresholds: [0.75], cpuSpeedThresholds: [0.25]});40    t.add_cleanup(() => observer3.stop());41    observer3.observe().catch(reject);42  });43  assert_equals(observer1_updates.length, 0,44                'stopped observers should not receive callbacks');45  assert_equals(observer3_updates.length, 1);46  assert_in_array(observer3_updates[0].cpuUtilization, [0.375, 0.875],47                  'cpuUtilization quantization');48  assert_in_array(observer3_updates[0].cpuSpeed, [0.125, 0.625],49                  'cpuSpeed quantization');...

Using AI Code Generation

1var observer3 = new MutationObserver(function(mutations) {2  mutations.forEach(function(mutation) {3    if (mutation.attributeName === "class") {4      var attributeValue = $(mutation.target).prop(mutation.attributeName);5      console.log("Class attribute changed to:", attributeValue);6    }7  });8});9var targetNode = document.getElementById("myDiv");10var config = { attributes: true, childList: true, characterData: true };11observer3.observe(targetNode, config);12var observer4 = new MutationObserver(function(mutations) {13  mutations.forEach(function(mutation) {14    if (mutation.attributeName === "class") {15      var attributeValue = $(mutation.target).prop(mutation.attributeName);16      console.log("Class attribute changed to:", attributeValue);17    }18  });19});20var targetNode = document.getElementById("myDiv");21var config = { attributes: true, childList: true, characterData: true };22observer4.observe(targetNode, config);23var observer5 = new MutationObserver(function(mutations) {24  mutations.forEach(function(mutation) {25    if (mutation.attributeName === "class") {26      var attributeValue = $(mutation.target).prop(mutation.attributeName);27      console.log("Class attribute changed to:", attributeValue);28    }29  });30});31var targetNode = document.getElementById("myDiv");32var config = { attributes: true, childList: true, characterData: true };33observer5.observe(targetNode, config);

Using AI Code Generation

1var observer3 = new PerformanceObserver(function(list, observer) {2    var entry = list.getEntries()[0];3    console.log(entry.name + " took " + entry.duration + "ms.");4    observer.disconnect();5});6observer3.observe({entryTypes: ["measure"]});7performance.measure("test", "start", "end");

Using AI Code Generation

1var wpt = require('webpagetest');2var options = {3};4var wpt = new WebPageTest(options);5wpt.observeTest('160529_3C_3a3b3a22d7d9e9c0b7a1a1f2d7d9e9c0', function(err, data) {6  if (err) return console.error(err);7  console.log(data);8});9var wpt = require('webpagetest');10var options = {11};12var wpt = new WebPageTest(options);13wpt.observeTest('160529_3C_3a3b3a22d7d9e9c0b7a1a1f2d7d9e9c0', function(err, data) {14  if (err) return console.error(err);15  console.log(data);16});17var wpt = require('webpagetest');18var options = {19};20var wpt = new WebPageTest(options);21wpt.observeTest('160529_3C_3a3b3a22d7d9e9c0b7

Using AI Code Generation

1function observer3() {2    var observer = new MutationObserver(function(mutations) {3        console.log("mutation observer called");4        mutations.forEach(function(mutation) {5            console.log(mutation.type);6        });7    });8    var target = document.getElementById('target');9    var config = { attributes: true, childList: true, characterData: true };10    observer.observe(target, config);11}12function observer2() {13    var target = document.getElementById('target');14    var observer = new MutationObserver(function(mutations) {15        console.log("mutation observer called");16        mutations.forEach(function(mutation) {17            console.log(mutation.type);18        });19    });20    var config = { attributes: true, childList: true, characterData: true };21    observer.observe(target, config);22}23function observer() {24    var target = document.getElementById('target');25    var observer = new MutationObserver(function(mutations) {26        console.log("mutation observer called");27        mutations.forEach(function(mutation) {28            console.log(mutation.type);29        });30    });31    var config = { attributes: true, childList: true, characterData: true };32    observer.observe(target, config);33}34function observer() {35    var target = document.getElementById('target');36    var observer = new MutationObserver(function(mutations) {37        console.log("mutation observer called");38        mutations.forEach(function(mutation) {39            console.log(mutation.type);40        });41    });42    var config = { attributes: true, childList: true, characterData: true };43    observer.observe(target, config);44}45function observer() {46    var target = document.getElementById('target');47    var observer = new MutationObserver(function

Using AI Code Generation

1var wpt = require('webpagetest');2var wpt = new wpt('A.1c2d3e4f5g6h7i8j9k0l1m2n3o4p5q6r7s8t9u0v1w2x3y4z5');3var test = {4    videoParams: {5    }6};7wpt.runTest(test.url, test, function(err, data) {8    if (err) {9        console.log('Error: ' + err);10        return;11    }12    console.log('Test submitted successfully. View your test at: ' + data.data.userUrl);13    console.log('Poll the test results at: ' + data.data.jsonUrl);14});

Using AI Code Generation

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

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