Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

15 files changed, 1279 insertions, 0 deletions

diff --git a/dom/reporting/tests/.eslintrc.js b/dom/reporting/tests/.eslintrc.js
new file mode 100644
index 0000000000..a6de8580c2
--- /dev/null
+++ b/dom/reporting/tests/.eslintrc.js
@@ -0,0 +1,12 @@
+"use strict";
+
+module.exports = {
+  extends: ["plugin:mozilla/mochitest-test", "plugin:mozilla/browser-test"],
+
+  rules: {
+    "no-unused-vars": [
+      "error",
+      { args: "none", varsIgnorePattern: "^end_test$" },
+    ],
+  },
+};
diff --git a/dom/reporting/tests/browser.ini b/dom/reporting/tests/browser.ini
new file mode 100644
index 0000000000..f9cf651f75
--- /dev/null
+++ b/dom/reporting/tests/browser.ini
@@ -0,0 +1,6 @@
+[DEFAULT]
+support-files =
+  delivering.sjs
+  empty.html
+
+[browser_cleanup.js]
diff --git a/dom/reporting/tests/browser_cleanup.js b/dom/reporting/tests/browser_cleanup.js
new file mode 100644
index 0000000000..e1fb0a4ae9
--- /dev/null
+++ b/dom/reporting/tests/browser_cleanup.js
@@ -0,0 +1,276 @@
+/* eslint-disable mozilla/no-arbitrary-setTimeout */
+
+const TEST_HOST = "example.org";
+const TEST_DOMAIN = "https://" + TEST_HOST;
+const TEST_PATH = "/browser/dom/reporting/tests/";
+const TEST_TOP_PAGE = TEST_DOMAIN + TEST_PATH + "empty.html";
+const TEST_SJS = TEST_DOMAIN + TEST_PATH + "delivering.sjs";
+
+async function storeReportingHeader(browser, extraParams = "") {
+  await SpecialPowers.spawn(
+    browser,
+    [{ url: TEST_SJS, extraParams }],
+    async obj => {
+      await content
+        .fetch(
+          obj.url +
+            "?task=header" +
+            (obj.extraParams.length ? "&" + obj.extraParams : "")
+        )
+        .then(r => r.text())
+        .then(text => {
+          is(text, "OK", "Report-to header sent");
+        });
+    }
+  );
+}
+
+add_task(async function() {
+  await SpecialPowers.flushPrefEnv();
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      ["dom.reporting.enabled", true],
+      ["dom.reporting.header.enabled", true],
+      ["dom.reporting.testing.enabled", true],
+      ["dom.reporting.delivering.timeout", 1],
+      ["dom.reporting.cleanup.timeout", 1],
+      ["privacy.userContext.enabled", true],
+    ],
+  });
+});
+
+add_task(async function() {
+  info("Testing a total cleanup");
+
+  let tab = BrowserTestUtils.addTab(gBrowser, TEST_TOP_PAGE);
+  gBrowser.selectedTab = tab;
+
+  let browser = gBrowser.getBrowserForTab(tab);
+  await BrowserTestUtils.browserLoaded(browser);
+
+  ok(
+    !ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN),
+    "No data before the test"
+  );
+
+  await storeReportingHeader(browser);
+  ok(ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN), "We have data");
+
+  await new Promise(resolve => {
+    Services.clearData.deleteData(Ci.nsIClearDataService.CLEAR_ALL, value =>
+      resolve()
+    );
+  });
+
+  ok(
+    !ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN),
+    "No data before a full cleanup"
+  );
+
+  info("Removing the tab");
+  BrowserTestUtils.removeTab(tab);
+});
+
+add_task(async function() {
+  info("Testing a total QuotaManager cleanup");
+
+  let tab = BrowserTestUtils.addTab(gBrowser, TEST_TOP_PAGE);
+  gBrowser.selectedTab = tab;
+
+  let browser = gBrowser.getBrowserForTab(tab);
+  await BrowserTestUtils.browserLoaded(browser);
+
+  ok(
+    !ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN),
+    "No data before the test"
+  );
+
+  await storeReportingHeader(browser);
+  ok(ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN), "We have data");
+
+  await new Promise(resolve => {
+    Services.clearData.deleteData(Ci.nsIClearDataService.CLEAR_REPORTS, value =>
+      resolve()
+    );
+  });
+
+  ok(
+    !ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN),
+    "No data before a reports cleanup"
+  );
+
+  info("Removing the tab");
+  BrowserTestUtils.removeTab(tab);
+});
+
+add_task(async function() {
+  info("Testing a QuotaManager host cleanup");
+
+  let tab = BrowserTestUtils.addTab(gBrowser, TEST_TOP_PAGE);
+  gBrowser.selectedTab = tab;
+
+  let browser = gBrowser.getBrowserForTab(tab);
+  await BrowserTestUtils.browserLoaded(browser);
+
+  ok(
+    !ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN),
+    "No data before the test"
+  );
+
+  await storeReportingHeader(browser);
+  ok(ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN), "We have data");
+
+  await new Promise(resolve => {
+    Services.clearData.deleteDataFromHost(
+      TEST_HOST,
+      true,
+      Ci.nsIClearDataService.CLEAR_REPORTS,
+      value => resolve()
+    );
+  });
+
+  ok(
+    !ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN),
+    "No data before a reports cleanup"
+  );
+
+  info("Removing the tab");
+  BrowserTestUtils.removeTab(tab);
+});
+
+add_task(async function() {
+  info("Testing a 410 endpoint status");
+
+  let tab = BrowserTestUtils.addTab(gBrowser, TEST_TOP_PAGE);
+  gBrowser.selectedTab = tab;
+
+  let browser = gBrowser.getBrowserForTab(tab);
+  await BrowserTestUtils.browserLoaded(browser);
+
+  ok(
+    !ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN),
+    "No data before the test"
+  );
+
+  await storeReportingHeader(browser, "410=true");
+  ok(ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN), "We have data");
+
+  await SpecialPowers.spawn(browser, [], async _ => {
+    let testingInterface = new content.TestingDeprecatedInterface();
+    ok(!!testingInterface, "Created a deprecated interface");
+  });
+
+  await new Promise((resolve, reject) => {
+    let count = 0;
+    let id = setInterval(_ => {
+      ++count;
+      if (count > 10) {
+        ok(false, "Something went wrong.");
+        clearInterval(id);
+        reject();
+      }
+
+      if (!ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN)) {
+        ok(true, "No data after a 410!");
+        clearInterval(id);
+        resolve();
+      }
+    }, 1000);
+  });
+
+  info("Removing the tab");
+  BrowserTestUtils.removeTab(tab);
+});
+
+add_task(async function() {
+  info("Creating a new container");
+
+  let identity = ContextualIdentityService.create(
+    "Report-To-Test",
+    "fingerprint",
+    "orange"
+  );
+
+  info("Creating a new container tab");
+  let tab = BrowserTestUtils.addTab(gBrowser, TEST_TOP_PAGE, {
+    userContextId: identity.userContextId,
+  });
+  is(
+    tab.getAttribute("usercontextid"),
+    "" + identity.userContextId,
+    "New tab has the right UCI"
+  );
+  gBrowser.selectedTab = tab;
+
+  let browser = gBrowser.getBrowserForTab(tab);
+  await BrowserTestUtils.browserLoaded(browser);
+
+  ok(
+    !ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN),
+    "No data before the test"
+  );
+
+  await storeReportingHeader(browser);
+  ok(
+    !ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN),
+    "We don't have data for the origin"
+  );
+  ok(
+    ChromeUtils.hasReportingHeaderForOrigin(
+      TEST_DOMAIN + "^userContextId=" + identity.userContextId
+    ),
+    "We have data for the origin + userContextId"
+  );
+
+  info("Removing the tab");
+  BrowserTestUtils.removeTab(tab);
+
+  ContextualIdentityService.remove(identity.userContextId);
+
+  ok(
+    !ChromeUtils.hasReportingHeaderForOrigin(
+      TEST_DOMAIN + "^userContextId=" + identity.userContextId
+    ),
+    "No more data after a container removal"
+  );
+});
+
+add_task(async function() {
+  info("TTL cleanup");
+
+  let tab = BrowserTestUtils.addTab(gBrowser, TEST_TOP_PAGE);
+  gBrowser.selectedTab = tab;
+
+  let browser = gBrowser.getBrowserForTab(tab);
+  await BrowserTestUtils.browserLoaded(browser);
+
+  ok(
+    !ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN),
+    "No data before the test"
+  );
+
+  await storeReportingHeader(browser);
+  ok(
+    ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN),
+    "We have data for the origin"
+  );
+
+  // Let's wait a bit.
+  await new Promise(resolve => {
+    setTimeout(resolve, 5000);
+  });
+
+  ok(!ChromeUtils.hasReportingHeaderForOrigin(TEST_DOMAIN), "No data anymore");
+
+  info("Removing the tab");
+  BrowserTestUtils.removeTab(tab);
+});
+
+add_task(async function() {
+  info("Cleaning up.");
+  await new Promise(resolve => {
+    Services.clearData.deleteData(Ci.nsIClearDataService.CLEAR_ALL, value =>
+      resolve()
+    );
+  });
+});
diff --git a/dom/reporting/tests/common_deprecated.js b/dom/reporting/tests/common_deprecated.js
new file mode 100644
index 0000000000..535945d6d5
--- /dev/null
+++ b/dom/reporting/tests/common_deprecated.js
@@ -0,0 +1,185 @@
+let testingInterface;
+
+// eslint-disable-next-line no-unused-vars
+function test_deprecatedInterface() {
+  info("Testing DeprecatedTestingInterface report");
+  return new Promise(resolve => {
+    let obs = new ReportingObserver((reports, o) => {
+      is(obs, o, "Same observer!");
+      ok(reports.length == 1, "We have 1 report");
+
+      let report = reports[0];
+      is(report.type, "deprecation", "Deprecation report received");
+      is(report.url, location.href, "URL is location");
+      ok(!!report.body, "The report has a body");
+      ok(
+        report.body instanceof DeprecationReportBody,
+        "Correct type for the body"
+      );
+      is(
+        report.body.id,
+        "DeprecatedTestingInterface",
+        "report.body.id matches DeprecatedTestingMethod"
+      );
+      ok(!report.body.anticipatedRemoval, "We don't have a anticipatedRemoval");
+      ok(
+        report.body.message.includes("TestingDeprecatedInterface"),
+        "We have a message"
+      );
+      is(
+        report.body.sourceFile,
+        location.href
+          .split("?")[0]
+          .replace("test_deprecated.html", "common_deprecated.js")
+          .replace("worker_deprecated.js", "common_deprecated.js"),
+        "We have a sourceFile"
+      );
+      is(report.body.lineNumber, 48, "We have a lineNumber");
+      is(report.body.columnNumber, 23, "We have a columnNumber");
+
+      obs.disconnect();
+      resolve();
+    });
+    ok(!!obs, "ReportingObserver is a thing");
+
+    obs.observe();
+    ok(true, "ReportingObserver.observe() is callable");
+
+    testingInterface = new TestingDeprecatedInterface();
+    ok(true, "Created a deprecated interface");
+  });
+}
+
+// eslint-disable-next-line no-unused-vars
+function test_deprecatedMethod() {
+  info("Testing DeprecatedTestingMethod report");
+  return new Promise(resolve => {
+    let obs = new ReportingObserver((reports, o) => {
+      is(obs, o, "Same observer!");
+      ok(reports.length == 1, "We have 1 report");
+
+      let report = reports[0];
+      is(report.type, "deprecation", "Deprecation report received");
+      is(report.url, location.href, "URL is location");
+      ok(!!report.body, "The report has a body");
+      ok(
+        report.body instanceof DeprecationReportBody,
+        "Correct type for the body"
+      );
+      is(
+        report.body.id,
+        "DeprecatedTestingMethod",
+        "report.body.id matches DeprecatedTestingMethod"
+      );
+      ok(!report.body.anticipatedRemoval, "We don't have a anticipatedRemoval");
+      ok(
+        report.body.message.includes(
+          "TestingDeprecatedInterface.deprecatedMethod"
+        ),
+        "We have a message"
+      );
+      is(
+        report.body.sourceFile,
+        location.href
+          .split("?")[0]
+          .replace("test_deprecated.html", "common_deprecated.js")
+          .replace("worker_deprecated.js", "common_deprecated.js"),
+        "We have a sourceFile"
+      );
+      is(report.body.lineNumber, 100, "We have a lineNumber");
+      is(report.body.columnNumber, 21, "We have a columnNumber");
+
+      obs.disconnect();
+      resolve();
+    });
+    ok(!!obs, "ReportingObserver is a thing");
+
+    obs.observe();
+    ok(true, "ReportingObserver.observe() is callable");
+
+    testingInterface.deprecatedMethod();
+    ok(true, "Run a deprecated method.");
+  });
+}
+
+// eslint-disable-next-line no-unused-vars
+function test_deprecatedAttribute() {
+  info("Testing DeprecatedTestingAttribute report");
+  return new Promise(resolve => {
+    let obs = new ReportingObserver((reports, o) => {
+      is(obs, o, "Same observer!");
+      ok(reports.length == 1, "We have 1 report");
+
+      let report = reports[0];
+      is(report.type, "deprecation", "Deprecation report received");
+      is(report.url, location.href, "URL is location");
+      ok(!!report.body, "The report has a body");
+      ok(
+        report.body instanceof DeprecationReportBody,
+        "Correct type for the body"
+      );
+      is(
+        report.body.id,
+        "DeprecatedTestingAttribute",
+        "report.body.id matches DeprecatedTestingAttribute"
+      );
+      ok(!report.body.anticipatedRemoval, "We don't have a anticipatedRemoval");
+      ok(
+        report.body.message.includes(
+          "TestingDeprecatedInterface.deprecatedAttribute"
+        ),
+        "We have a message"
+      );
+      is(
+        report.body.sourceFile,
+        location.href
+          .split("?")[0]
+          .replace("test_deprecated.html", "common_deprecated.js")
+          .replace("worker_deprecated.js", "common_deprecated.js"),
+        "We have a sourceFile"
+      );
+      is(report.body.lineNumber, 152, "We have a lineNumber");
+      is(report.body.columnNumber, 4, "We have a columnNumber");
+
+      obs.disconnect();
+      resolve();
+    });
+    ok(!!obs, "ReportingObserver is a thing");
+
+    obs.observe();
+    ok(true, "ReportingObserver.observe() is callable");
+
+    ok(testingInterface.deprecatedAttribute, "Attributed called");
+  });
+}
+
+// eslint-disable-next-line no-unused-vars
+function test_takeRecords() {
+  info("Testing ReportingObserver.takeRecords()");
+  let p = new Promise(resolve => {
+    let obs = new ReportingObserver((reports, o) => {
+      is(obs, o, "Same observer!");
+      resolve(obs);
+    });
+    ok(!!obs, "ReportingObserver is a thing");
+
+    obs.observe();
+    ok(true, "ReportingObserver.observe() is callable");
+
+    testingInterface.deprecatedMethod();
+    ok(true, "Run a deprecated method.");
+  });
+
+  return p.then(obs => {
+    let reports = obs.takeRecords();
+    is(reports.length, 0, "No reports after an callback");
+
+    testingInterface.deprecatedAttribute + 1;
+
+    reports = obs.takeRecords();
+    ok(reports.length >= 1, "We have at least 1 report");
+
+    reports = obs.takeRecords();
+    is(reports.length, 0, "No more reports");
+  });
+}
diff --git a/dom/reporting/tests/delivering.sjs b/dom/reporting/tests/delivering.sjs
new file mode 100644
index 0000000000..058adf593e
--- /dev/null
+++ b/dom/reporting/tests/delivering.sjs
@@ -0,0 +1,104 @@
+const CC = Components.Constructor;
+const BinaryInputStream = CC("@mozilla.org/binaryinputstream;1",
+                             "nsIBinaryInputStream",
+                             "setInputStream");
+
+Components.utils.importGlobalProperties(["URLSearchParams"]);
+
+function handleRequest(aRequest, aResponse) {
+  var params = new URLSearchParams(aRequest.queryString);
+
+  // Report-to setter
+  if (aRequest.method == "GET" && params.get("task") == "header") {
+    let extraParams = [];
+
+    if (params.has("410")) {
+      extraParams.push("410=true");
+    }
+
+    if (params.has("worker")) {
+      extraParams.push("worker=true");
+    }
+
+    let body = {
+      max_age: 1,
+      endpoints: [{
+        url: "https://example.org/tests/dom/reporting/tests/delivering.sjs" +
+               (extraParams.length ? "?" + extraParams.join("&") : ""),
+        priority: 1,
+        weight: 1,
+      }]
+    };
+
+    aResponse.setStatusLine(aRequest.httpVersion, 200, "OK");
+    aResponse.setHeader("Report-to", JSON.stringify(body), false);
+    aResponse.write("OK");
+    return;
+  }
+
+  // Report check
+  if (aRequest.method == "GET" && params.get("task") == "check") {
+    aResponse.setStatusLine(aRequest.httpVersion, 200, "OK");
+
+    let reports = getState("report");
+    if (!reports) {
+      aResponse.write("");
+      return;
+    }
+
+    if (params.has("min")) {
+      let json = JSON.parse(reports);
+      if (json.length < params.get("min")) {
+        aResponse.write("");
+        return;
+      }
+    }
+
+    aResponse.setStatusLine(aRequest.httpVersion, 200, "OK");
+    aResponse.write(getState("report"));
+
+    setState("report", "");
+    return;
+  }
+
+  if (aRequest.method == "POST") {
+    var body = new BinaryInputStream(aRequest.bodyInputStream);
+
+    var avail;
+    var bytes = [];
+    while ((avail = body.available()) > 0) {
+      Array.prototype.push.apply(bytes, body.readByteArray(avail));
+     }
+
+     let reports = getState("report");
+     if (!reports) {
+       reports = [];
+     } else {
+       reports = JSON.parse(reports);
+     }
+
+     const incoming_reports = JSON.parse(String.fromCharCode.apply(null, bytes));
+     for (let report of incoming_reports) {
+      let data = {
+        contentType: aRequest.getHeader("content-type"),
+        origin: aRequest.getHeader("origin"),
+        body: report,
+        url: aRequest.scheme + "://" + aRequest.host + aRequest.path +
+               (aRequest.queryString ? "&" + aRequest.queryString : ""),
+      }
+      reports.push(data);
+     }
+
+    setState("report", JSON.stringify(reports));
+
+    if (params.has("410")) {
+      aResponse.setStatusLine(aRequest.httpVersion, 410, "Gone");
+    } else {
+      aResponse.setStatusLine(aRequest.httpVersion, 200, "OK");
+    }
+    return;
+  }
+
+  aResponse.setStatusLine(aRequest.httpVersion, 500, "Internal error");
+  aResponse.write("Invalid request");
+}
diff --git a/dom/reporting/tests/empty.html b/dom/reporting/tests/empty.html
new file mode 100644
index 0000000000..cd0875583a
--- /dev/null
+++ b/dom/reporting/tests/empty.html
@@ -0,0 +1 @@
+Hello world!
diff --git a/dom/reporting/tests/gtest/TestReportToParser.cpp b/dom/reporting/tests/gtest/TestReportToParser.cpp
new file mode 100644
index 0000000000..a3549886a3
--- /dev/null
+++ b/dom/reporting/tests/gtest/TestReportToParser.cpp
@@ -0,0 +1,418 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "gtest/gtest.h"
+#include "mozilla/dom/ReportingHeader.h"
+#include "nsNetUtil.h"
+#include "nsIURI.h"
+
+using namespace mozilla;
+using namespace mozilla::dom;
+
+TEST(ReportToParser, Basic)
+{
+  nsCOMPtr<nsIURI> uri;
+
+  nsresult rv = NS_NewURI(getter_AddRefs(uri), "https://example.com");
+  ASSERT_EQ(NS_OK, rv);
+
+  bool urlEqual = false;
+
+  // Empty header.
+  UniquePtr<ReportingHeader::Client> client =
+      ReportingHeader::ParseHeader(nullptr, uri, ""_ns);
+  ASSERT_TRUE(!client);
+
+  // Empty header.
+  client = ReportingHeader::ParseHeader(nullptr, uri, "    "_ns);
+  ASSERT_TRUE(!client);
+
+  // No minimal attributes
+  client = ReportingHeader::ParseHeader(nullptr, uri, "{}"_ns);
+  ASSERT_TRUE(!client);
+
+  // Single client
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 42, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_TRUE(client->mGroups.ElementAt(0).mName.EqualsLiteral("default"));
+  ASSERT_FALSE(client->mGroups.ElementAt(0).mIncludeSubdomains);
+  ASSERT_EQ(42, client->mGroups.ElementAt(0).mTTL);
+  ASSERT_EQ((uint32_t)1, client->mGroups.ElementAt(0).mEndpoints.Length());
+  ASSERT_TRUE(
+      NS_SUCCEEDED(
+          client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mUrl->Equals(
+              uri, &urlEqual)) &&
+      urlEqual);
+  ASSERT_EQ((uint32_t)1,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mPriority);
+  ASSERT_EQ((uint32_t)2,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mWeight);
+
+  // 2 clients, same group name.
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 43, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]},"
+          "{\"max_age\": 44, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_TRUE(client->mGroups.ElementAt(0).mName.EqualsLiteral("default"));
+  ASSERT_EQ(43, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first one with an invalid group name.
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 43, \"group\": 123, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]},"
+          "{\"max_age\": 44, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_TRUE(client->mGroups.ElementAt(0).mName.EqualsLiteral("default"));
+  ASSERT_EQ(44, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first one with an invalid group name.
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 43, \"group\": null, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]},"
+          "{\"max_age\": 44, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_TRUE(client->mGroups.ElementAt(0).mName.EqualsLiteral("default"));
+  ASSERT_EQ(44, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first one with an invalid group name.
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 43, \"group\": {}, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]},"
+          "{\"max_age\": 44, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_TRUE(client->mGroups.ElementAt(0).mName.EqualsLiteral("default"));
+  ASSERT_EQ(44, client->mGroups.ElementAt(0).mTTL);
+
+  // Single client: optional params
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 45, \"group\": \"foobar\", \"include_subdomains\": "
+          "true, \"endpoints\": [{\"url\": \"https://example.com\", "
+          "\"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_TRUE(client->mGroups.ElementAt(0).mName.EqualsLiteral("foobar"));
+  ASSERT_TRUE(client->mGroups.ElementAt(0).mIncludeSubdomains);
+  ASSERT_EQ(45, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first incomplete: missing max_age.
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"endpoints\": [{\"url\": \"https://example.com\", \"priority\": "
+          "1, \"weight\": 2}]},"
+          "{\"max_age\": 46, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ(46, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first incomplete: invalid max_age.
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": null, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]},"
+          "{\"max_age\": 46, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ(46, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first incomplete: invalid max_age.
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": \"foobar\", \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]},"
+          "{\"max_age\": 46, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ(46, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first incomplete: invalid max_age.
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": {}, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]},"
+          "{\"max_age\": 46, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ(46, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first incomplete: missing endpoints
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 47},"
+          "{\"max_age\": 48, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ(48, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first incomplete: invalid endpoints
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 47, \"endpoints\": null },"
+          "{\"max_age\": 48, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ(48, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first incomplete: invalid endpoints
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 47, \"endpoints\": \"abc\" },"
+          "{\"max_age\": 48, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ(48, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first incomplete: invalid endpoints
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 47, \"endpoints\": 42 },"
+          "{\"max_age\": 48, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ(48, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first incomplete: invalid endpoints
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 47, \"endpoints\": {} },"
+          "{\"max_age\": 48, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ(48, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 clients, the first incomplete: empty endpoints
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 49, \"endpoints\": []},"
+          "{\"max_age\": 50, \"endpoints\": [{\"url\": "
+          "\"https://example.com\", \"priority\": 1, \"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ(50, client->mGroups.ElementAt(0).mTTL);
+
+  // 2 endpoints, the first incomplete: missing url
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString("{\"max_age\": 51, \"endpoints\": ["
+                       " {\"priority\": 1, \"weight\": 2},"
+                       " {\"url\": \"https://example.com\", \"priority\": 1, "
+                       "\"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ((uint32_t)1, client->mGroups.ElementAt(0).mEndpoints.Length());
+  ASSERT_TRUE(
+      NS_SUCCEEDED(
+          client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mUrl->Equals(
+              uri, &urlEqual)) &&
+      urlEqual);
+  ASSERT_EQ((uint32_t)1,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mPriority);
+  ASSERT_EQ((uint32_t)2,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mWeight);
+
+  // 2 endpoints, the first incomplete: invalid url
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString("{\"max_age\": 51, \"endpoints\": ["
+                       " {\"url\": 42, \"priority\": 1, \"weight\": 2},"
+                       " {\"url\": \"https://example.com\", \"priority\": 1, "
+                       "\"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ((uint32_t)1, client->mGroups.ElementAt(0).mEndpoints.Length());
+  ASSERT_TRUE(
+      NS_SUCCEEDED(
+          client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mUrl->Equals(
+              uri, &urlEqual)) &&
+      urlEqual);
+  ASSERT_EQ((uint32_t)1,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mPriority);
+  ASSERT_EQ((uint32_t)2,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mWeight);
+
+  // 2 endpoints, the first incomplete: invalid url
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 51, \"endpoints\": ["
+          " {\"url\": \"something here\", \"priority\": 1, \"weight\": 2},"
+          " {\"url\": \"https://example.com\", \"priority\": 1, \"weight\": "
+          "2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ((uint32_t)1, client->mGroups.ElementAt(0).mEndpoints.Length());
+  ASSERT_TRUE(
+      NS_SUCCEEDED(
+          client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mUrl->Equals(
+              uri, &urlEqual)) &&
+      urlEqual);
+  ASSERT_EQ((uint32_t)1,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mPriority);
+  ASSERT_EQ((uint32_t)2,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mWeight);
+
+  // 2 endpoints, the first incomplete: invalid url
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString("{\"max_age\": 51, \"endpoints\": ["
+                       " {\"url\": {}, \"priority\": 1, \"weight\": 2},"
+                       " {\"url\": \"https://example.com\", \"priority\": 1, "
+                       "\"weight\": 2}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ((uint32_t)1, client->mGroups.ElementAt(0).mEndpoints.Length());
+  ASSERT_TRUE(
+      NS_SUCCEEDED(
+          client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mUrl->Equals(
+              uri, &urlEqual)) &&
+      urlEqual);
+  ASSERT_EQ((uint32_t)1,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mPriority);
+  ASSERT_EQ((uint32_t)2,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mWeight);
+
+  // 2 endpoints, the first incomplete: missing priority
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString("{\"max_age\": 52, \"endpoints\": ["
+                       " {\"url\": \"https://example.com\", \"weight\": 3}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ((uint32_t)1, client->mGroups.ElementAt(0).mEndpoints.Length());
+  ASSERT_TRUE(
+      NS_SUCCEEDED(
+          client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mUrl->Equals(
+              uri, &urlEqual)) &&
+      urlEqual);
+  ASSERT_EQ((uint32_t)1,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mPriority);
+  ASSERT_EQ((uint32_t)3,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mWeight);
+
+  // 2 endpoints, the first incomplete: invalid priority
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString("{\"max_age\": 52, \"endpoints\": ["
+                       " {\"url\": \"https://example.com\", \"priority\": "
+                       "{}, \"weight\": 2},"
+                       " {\"url\": \"https://example.com\", \"priority\": 2, "
+                       "\"weight\": 3}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ((uint32_t)1, client->mGroups.ElementAt(0).mEndpoints.Length());
+  ASSERT_TRUE(
+      NS_SUCCEEDED(
+          client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mUrl->Equals(
+              uri, &urlEqual)) &&
+      urlEqual);
+  ASSERT_EQ((uint32_t)2,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mPriority);
+  ASSERT_EQ((uint32_t)3,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mWeight);
+
+  // 2 endpoints, the first incomplete: invalid priority
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString("{\"max_age\": 52, \"endpoints\": ["
+                       " {\"url\": \"https://example.com\", \"priority\": "
+                       "\"ok\", \"weight\": 2},"
+                       " {\"url\": \"https://example.com\", \"priority\": 2, "
+                       "\"weight\": 3}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ((uint32_t)1, client->mGroups.ElementAt(0).mEndpoints.Length());
+  ASSERT_TRUE(
+      NS_SUCCEEDED(
+          client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mUrl->Equals(
+              uri, &urlEqual)) &&
+      urlEqual);
+  ASSERT_EQ((uint32_t)2,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mPriority);
+  ASSERT_EQ((uint32_t)3,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mWeight);
+
+  // 2 endpoints, the first incomplete: missing weight
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString(
+          "{\"max_age\": 52, \"endpoints\": ["
+          " {\"url\": \"https://example.com\", \"priority\": 5}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ((uint32_t)1, client->mGroups.ElementAt(0).mEndpoints.Length());
+  ASSERT_TRUE(
+      NS_SUCCEEDED(
+          client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mUrl->Equals(
+              uri, &urlEqual)) &&
+      urlEqual);
+  ASSERT_EQ((uint32_t)5,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mPriority);
+  ASSERT_EQ((uint32_t)1,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mWeight);
+
+  // 2 endpoints, the first incomplete: invalid weight
+  client = ReportingHeader::ParseHeader(
+      nullptr, uri,
+      nsLiteralCString("{\"max_age\": 52, \"endpoints\": ["
+                       " {\"url\": \"https://example.com\", \"priority\": 4, "
+                       "\"weight\": []},"
+                       " {\"url\": \"https://example.com\", \"priority\": 5, "
+                       "\"weight\": 6}]}"));
+  ASSERT_TRUE(!!client);
+  ASSERT_EQ((uint32_t)1, client->mGroups.Length());
+  ASSERT_EQ((uint32_t)1, client->mGroups.ElementAt(0).mEndpoints.Length());
+  ASSERT_TRUE(
+      NS_SUCCEEDED(
+          client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mUrl->Equals(
+              uri, &urlEqual)) &&
+      urlEqual);
+  ASSERT_EQ((uint32_t)5,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mPriority);
+  ASSERT_EQ((uint32_t)6,
+            client->mGroups.ElementAt(0).mEndpoints.ElementAt(0).mWeight);
+}
diff --git a/dom/reporting/tests/gtest/moz.build b/dom/reporting/tests/gtest/moz.build
new file mode 100644
index 0000000000..860ef48d1e
--- /dev/null
+++ b/dom/reporting/tests/gtest/moz.build
@@ -0,0 +1,13 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, you can obtain one at http://mozilla.org/MPL/2.0/.
+
+UNIFIED_SOURCES = [
+    "TestReportToParser.cpp",
+]
+
+include("/ipc/chromium/chromium-config.mozbuild")
+
+FINAL_LIBRARY = "xul-gtest"
diff --git a/dom/reporting/tests/iframe_delivering.html b/dom/reporting/tests/iframe_delivering.html
new file mode 100644
index 0000000000..c77ff50b9c
--- /dev/null
+++ b/dom/reporting/tests/iframe_delivering.html
@@ -0,0 +1,92 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test for delivering reports</title>
+</head>
+<body>
+
+<script type="application/javascript">
+
+function ok(a, msg) {
+  parent.postMessage({type: "test", check: !!a, msg }, "*");
+}
+
+function is(a, b, msg) {
+  ok(a === b, msg);
+}
+
+function finish() {
+  parent.postMessage({type: "finish" }, "*");
+}
+
+function checkReport() {
+  return new Promise(resolve => {
+    let id = setInterval(_ => {
+      fetch("delivering.sjs?task=check&min=3")
+      .then(r => r.text())
+      .then(text => {
+        if (text) {
+          resolve(JSON.parse(text));
+          clearInterval(id);
+        }
+      });
+    }, 1000);
+  });
+}
+
+function runTests(extraParams = "") {
+  // Call a deprecating operation.
+  for (let i = 0; i < 100; ++i) {
+    new TestingDeprecatedInterface();
+  }
+  ok(true, "Created a deprecated interface");
+
+  // Check if the report has been received.
+  return checkReport()
+  .then(reports => {
+    is(reports.length, 3, "We have 1 report");
+
+    let report = reports[0];
+    is(report.contentType, "application/reports+json", "Correct mime-type");
+    is(report.origin, "https://example.org", "Origin correctly set");
+    is(report.url, "https://example.org/tests/dom/reporting/tests/delivering.sjs" + extraParams, "URL is correctly set");
+    ok(!!report.body, "We have a report.body");
+    ok(report.body.age > 0, "Age is correctly set");
+    is(report.body.url, window.location.href, "URL is correctly set");
+    is(report.body.user_agent, navigator.userAgent, "User-agent matches");
+    ok(report.body.type, "deprecation", "Type is fine.");
+    ok(!!report.body.body, "We have the real report.body");
+    is(report.body.body.id, "DeprecatedTestingInterface", "Correct report.body.id");
+    is(report.body.body.message, "TestingDeprecatedInterface is a testing-only interface and this is its testing deprecation message.", "We have a report.body.message");
+    is(report.body.body.sourceFile, "https://example.org/tests/dom/reporting/tests/iframe_delivering.html", "report.body.sourceFile");
+    is(report.body.body.lineNumber, 40, "report.body.lineNumber");
+    is(report.body.body.columnNumber, 4, "report.body.columnNumber");
+  });
+}
+
+// Let's register a group + endpoint
+fetch("delivering.sjs?task=header")
+.then(r => r.text())
+.then(text => {
+  is(text, "OK", "Report-to header sent");
+})
+.then(_ => {
+  return runTests();
+})
+
+// Let's register a group + endpoint from a worker
+.then(_ => {
+  return new Promise(resolve => {
+    let w = new Worker("worker_delivering.js");
+    w.onmessage = e => resolve();
+  });
+})
+.then(_ => {
+  return runTests("&worker=true");
+})
+
+.then(finish);
+
+</script>
+</body>
+</html>
diff --git a/dom/reporting/tests/mochitest.ini b/dom/reporting/tests/mochitest.ini
new file mode 100644
index 0000000000..bf26f95777
--- /dev/null
+++ b/dom/reporting/tests/mochitest.ini
@@ -0,0 +1,11 @@
+[DEFAULT]
+prefs =
+  dom.reporting.enabled=true
+  dom.reporting.header.enabled=true
+  dom.reporting.testing.enabled=true
+
+[test_deprecated.html]
+support-files = common_deprecated.js worker_deprecated.js
+[test_memoryPressure.html]
+[test_delivering.html]
+support-files = delivering.sjs iframe_delivering.html worker_delivering.js
diff --git a/dom/reporting/tests/test_delivering.html b/dom/reporting/tests/test_delivering.html
new file mode 100644
index 0000000000..2c552273e0
--- /dev/null
+++ b/dom/reporting/tests/test_delivering.html
@@ -0,0 +1,45 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test for delivering reports</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+
+<script type="application/javascript">
+
+// Setting prefs.
+SpecialPowers.pushPrefEnv({ set: [
+  ["dom_reporting_delivering_timeout", 1],
+  ["dom_reporting_delivering_maxFailures", 2],
+  ["dom.reporting.delivering.maxReports", 3],
+]})
+
+// Tests run in iframes because the origin must be secure for report-to header.
+.then(_ => {
+  window.addEventListener("message", e => {
+    if (e.data.type == "finish") {
+      SimpleTest.finish();
+      return;
+    }
+
+    if (e.data.type == "test") {
+      ok(e.data.check, e.data.msg);
+      return;
+    }
+
+    ok(false, "Invalid message");
+  });
+
+  let ifr = document.createElement("iframe");
+  ifr.src = "https://example.org/tests/dom/reporting/tests/iframe_delivering.html";
+
+  document.body.appendChild(ifr);
+});
+
+SimpleTest.waitForExplicitFinish();
+
+</script>
+</body>
+</html>
diff --git a/dom/reporting/tests/test_deprecated.html b/dom/reporting/tests/test_deprecated.html
new file mode 100644
index 0000000000..d0fa7f2d39
--- /dev/null
+++ b/dom/reporting/tests/test_deprecated.html
@@ -0,0 +1,50 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test for Deprecated reports</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <script src="common_deprecated.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+
+<script type="application/javascript">
+
+test_deprecatedInterface()
+.then(() => test_deprecatedMethod())
+.then(() => test_deprecatedAttribute())
+.then(() => test_takeRecords())
+.then(() => {
+  info("Workers!");
+
+  return new Promise(resolve => {
+    const w = new Worker("worker_deprecated.js");
+    w.onmessage = e => {
+      switch (e.data.type) {
+        case "info":
+          info(e.data.msg);
+          break;
+
+        case "check":
+          ok(e.data.check, e.data.msg);
+          break;
+
+        case "finish":
+          resolve();
+          break;
+
+        default:
+          ok(false, "Invalid message");
+          break;
+      }
+    }
+  });
+})
+
+.then(() => { SimpleTest.finish(); });
+
+SimpleTest.waitForExplicitFinish();
+
+</script>
+</body>
+</html>
diff --git a/dom/reporting/tests/test_memoryPressure.html b/dom/reporting/tests/test_memoryPressure.html
new file mode 100644
index 0000000000..1bb887b05e
--- /dev/null
+++ b/dom/reporting/tests/test_memoryPressure.html
@@ -0,0 +1,33 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test for ReportingObserver + memory-pressure</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+
+<script type="application/javascript">
+
+info("Testing TakeRecords() without memory-pressure");
+let o = new ReportingObserver(() => {});
+o.observe();
+
+new TestingDeprecatedInterface();
+let r = o.takeRecords();
+is(r.length, 1, "We have 1 report");
+
+r = o.takeRecords();
+is(r.length, 0, "We have 0 reports after a takeRecords()");
+
+info("Testing DeprecatedTestingMethod report");
+
+new TestingDeprecatedInterface();
+SpecialPowers.Services.obs.notifyObservers(null, "memory-pressure", "heap-minimize");
+
+r = o.takeRecords();
+is(r.length, 0, "We have 0 reports after a memory-pressure");
+
+</script>
+</body>
+</html>
diff --git a/dom/reporting/tests/worker_delivering.js b/dom/reporting/tests/worker_delivering.js
new file mode 100644
index 0000000000..539bcd231c
--- /dev/null
+++ b/dom/reporting/tests/worker_delivering.js
@@ -0,0 +1,5 @@
+fetch("delivering.sjs?task=header&worker=true")
+  .then(r => r.text())
+  .then(text => {
+    postMessage("All good!");
+  });
diff --git a/dom/reporting/tests/worker_deprecated.js b/dom/reporting/tests/worker_deprecated.js
new file mode 100644
index 0000000000..f6b57896f6
--- /dev/null
+++ b/dom/reporting/tests/worker_deprecated.js
@@ -0,0 +1,28 @@
+/* eslint-disable no-undef */
+
+// eslint-disable-next-line no-unused-vars
+function ok(a, msg) {
+  postMessage({ type: "check", check: !!a, msg });
+}
+
+// eslint-disable-next-line no-unused-vars
+function is(a, b, msg) {
+  ok(a === b, msg);
+}
+
+// eslint-disable-next-line no-unused-vars
+function info(msg) {
+  postMessage({ type: "info", msg });
+}
+
+function finish() {
+  postMessage({ type: "finish" });
+}
+
+importScripts("common_deprecated.js");
+
+test_deprecatedInterface()
+  .then(() => test_deprecatedMethod())
+  .then(() => test_deprecatedAttribute())
+  .then(() => test_takeRecords())
+  .then(() => finish());