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 Github

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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 ' +...

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compute_pressure_different_quantizations.tentative.https.window.js

Source:compute_pressure_different_quantizations.tentative.https.window.js Github

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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 ' +...

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compute_pressure_stop_idempotent.tentative.https.window.js

Source:compute_pressure_stop_idempotent.tentative.https.window.js Github

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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');...

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Using AI Code Generation

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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);

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Using AI Code Generation

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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");

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Using AI Code Generation

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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

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Using AI Code Generation

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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

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Using AI Code Generation

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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});

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Using AI Code Generation

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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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