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Initial implementation for network-efficiency-guardrails
Adds Document Policy configuration point for network-efficiency-guardrails and base implementation for HTTP resource compression check. Bug: 434744664 Change-Id: I708e06e1a37f1ed8652c81460bfaa952077b5fa6 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6844536 Reviewed-by: Ari Chivukula <[email protected]> Reviewed-by: Takashi Toyoshima <[email protected]> Commit-Queue: Luis Flores <[email protected]> Cr-Commit-Position: refs/heads/main@{#1515624}
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‎document-policy/experimental-features/network-efficiency-guardrails-json.tentative.html‎

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<!DOCTYPE html>
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<html>
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<head>
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<script src='/resources/testharness.js'></script>
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<script src='/resources/testharnessreport.js'></script>
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<link rel="stylesheet" href="./resources/compressed.css?pipe=gzip">
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</head>
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<body>
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<script>
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document.addEventListener('DOMContentLoaded', () => {
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const check_report_format = ([reports, observer], resourceUrl) => {
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const report = reports[0];
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assert_equals(report.type, "document-policy-violation");
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assert_equals(report.body.featureId, "network-efficiency-guardrails");
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assert_equals(report.body.disposition, "enforce");
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assert_equals(report.body.sourceFile, resourceUrl);
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};
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promise_test(async t => {
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const report = new Promise(resolve => {
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new ReportingObserver((reports, observer) => resolve([reports, observer]),
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{ types: ['document-policy-violation'], buffered: false }).observe();
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});
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let response = await fetch('./resources/compressed.json');
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document.getElementById('monitor').value = await response.text();
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check_report_format(await report, response.url);
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}, "NetworkEfficiencyGuardrails json compression");
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});
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</script>
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<h1>Network Efficiency Guardrails</h1>
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<textarea id="monitor" rows="5" cols="80" readonly></textarea>
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</body>
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</html>

‎document-policy/experimental-features/network-efficiency-guardrails-json.tentative.html.headers‎

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Document-Policy: network-efficiency-guardrails

‎document-policy/experimental-features/network-efficiency-guardrails-report-only.tentative.html‎

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<!DOCTYPE html>
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<html>
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<head>
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<script src='/resources/testharness.js'></script>
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<script src='/resources/testharnessreport.js'></script>
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<link rel="stylesheet" href="./resources/compressed.css">
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</head>
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<body>
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<script>
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const check_report_format = ([reports, observer]) => {
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const report = reports[0];
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assert_equals(report.type, "document-policy-violation");
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assert_equals(report.body.featureId, "network-efficiency-guardrails");
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assert_equals(report.body.disposition, "report");
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assert_equals(report.body.sourceFile, document.styleSheets[0].href);
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};
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promise_test(async t => {
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const report = new Promise(resolve => {
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new ReportingObserver((reports, observer) => resolve([reports, observer]),
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{ types: ['document-policy-violation'], buffered: true }).observe();
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});
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check_report_format(await report);
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}, "NetworkEfficiencyGuardrails compression");
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</script>
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<h1>Network Efficiency Guardrails</h1>
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</body>
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</html>

‎document-policy/experimental-features/network-efficiency-guardrails-report-only.tentative.html.headers‎

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Document-Policy-Report-Only: network-efficiency-guardrails

‎document-policy/experimental-features/network-efficiency-guardrails.tentative.html‎

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<!DOCTYPE html>
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<html>
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<head>
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<script src='/resources/testharness.js'></script>
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<script src='/resources/testharnessreport.js'></script>
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<link rel="stylesheet" href="./resources/compressed.css">
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</head>
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<body>
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<script>
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const check_report_format = ([reports, observer]) => {
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const report = reports[0];
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assert_equals(report.type, "document-policy-violation");
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assert_equals(report.body.featureId, "network-efficiency-guardrails");
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assert_equals(report.body.disposition, "enforce");
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assert_equals(report.body.sourceFile, document.styleSheets[0].href);
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};
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promise_test(async t => {
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const report = new Promise(resolve => {
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new ReportingObserver((reports, observer) => resolve([reports, observer]),
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{ types: ['document-policy-violation'], buffered: true }).observe();
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});
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check_report_format(await report);
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}, "NetworkEfficiencyGuardrails compression");
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</script>
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<h1>Network Efficiency Guardrails</h1>
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</body>
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</html>

‎document-policy/experimental-features/network-efficiency-guardrails.tentative.html.headers‎

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Document-Policy: network-efficiency-guardrails

‎document-policy/experimental-features/resources/compressed.css‎

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h1 {
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color: red;
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}

‎document-policy/experimental-features/resources/compressed.json‎

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{
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"policy": "network-efficiency-guardrails"
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}

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