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-rw-r--r--devtools/client/framework/test/metrics/browser_metrics.toml19
-rw-r--r--devtools/client/framework/test/metrics/browser_metrics_debugger.js61
-rw-r--r--devtools/client/framework/test/metrics/browser_metrics_debugger.toml18
-rw-r--r--devtools/client/framework/test/metrics/browser_metrics_inspector.js43
-rw-r--r--devtools/client/framework/test/metrics/browser_metrics_inspector.toml18
-rw-r--r--devtools/client/framework/test/metrics/browser_metrics_netmonitor.js89
-rw-r--r--devtools/client/framework/test/metrics/browser_metrics_netmonitor.toml18
-rw-r--r--devtools/client/framework/test/metrics/browser_metrics_pool.js118
-rw-r--r--devtools/client/framework/test/metrics/browser_metrics_webconsole.js56
-rw-r--r--devtools/client/framework/test/metrics/browser_metrics_webconsole.toml18
-rw-r--r--devtools/client/framework/test/metrics/head.js171
11 files changed, 629 insertions, 0 deletions
diff --git a/devtools/client/framework/test/metrics/browser_metrics.toml b/devtools/client/framework/test/metrics/browser_metrics.toml
new file mode 100644
index 0000000000..3e95c00dfe
--- /dev/null
+++ b/devtools/client/framework/test/metrics/browser_metrics.toml
@@ -0,0 +1,19 @@
+[DEFAULT]
+tags = "devtools"
+subsuite = "devtools"
+support-files = [
+ "head.js",
+ "!/devtools/client/shared/test/shared-head.js",
+ "!/devtools/client/shared/test/telemetry-test-helpers.js",
+]
+
+# Tests counting the numbers of loaded modules have distinct manifest file to execute the test
+# individually, without any other test being executed before or after, as it could impact
+# the number of loaded modules.
+# This manifest file is for all the _other_ tests, where such setup isn't relevant.
+
+["browser_metrics_pool.js"]
+skip-if = [
+ "debug",
+ "asan",
+]
diff --git a/devtools/client/framework/test/metrics/browser_metrics_debugger.js b/devtools/client/framework/test/metrics/browser_metrics_debugger.js
new file mode 100644
index 0000000000..4a684e40fc
--- /dev/null
+++ b/devtools/client/framework/test/metrics/browser_metrics_debugger.js
@@ -0,0 +1,61 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * This test records the number of modules loaded by DevTools, as well as the total count
+ * of characters in those modules, when opening the debugger. These metrics are
+ * retrieved by perfherder via logs.
+ */
+
+const TEST_URL =
+ "data:text/html;charset=UTF-8,<div>Debugger modules load test</div>";
+
+add_task(async function () {
+ // Disable randomly spawning processes during tests
+ await pushPref("dom.ipc.processPrelaunch.enabled", false);
+
+ const toolbox = await openNewTabAndToolbox(TEST_URL, "jsdebugger");
+ const toolboxBrowserLoader = toolbox.win.getBrowserLoaderForWindow();
+
+ // Retrieve the browser loader dedicated to the Debugger.
+ const panel = toolbox.getCurrentPanel();
+ const debuggerLoader = panel.panelWin.getBrowserLoaderForWindow();
+
+ const loaders = [
+ loader.loader,
+ toolboxBrowserLoader.loader,
+ debuggerLoader.loader,
+ ];
+
+ const allowedDupes = [
+ "@loader/unload.js",
+ "@loader/options.js",
+ "resource://devtools/client/shared/vendor/fluent-react.js",
+ "resource://devtools/client/shared/vendor/react-dom.js",
+ "resource://devtools/client/shared/vendor/react.js",
+ "resource://devtools/client/shared/vendor/react-prop-types.js",
+ "resource://devtools/client/shared/vendor/react-dom-factories.js",
+ "resource://devtools/client/shared/vendor/react-redux.js",
+ "resource://devtools/client/shared/vendor/redux.js",
+ "resource://devtools/client/shared/redux/subscriber.js",
+
+ "resource://devtools/client/shared/components/menu/MenuButton.js",
+ "resource://devtools/client/shared/components/menu/MenuItem.js",
+ "resource://devtools/client/shared/components/menu/MenuList.js",
+ ];
+ runDuplicatedModulesTest(loaders, allowedDupes);
+
+ runMetricsTest({
+ filterString: "devtools/client/debugger",
+ loaders,
+ panelName: "debugger",
+ });
+
+ // See Bug 1637793 and Bug 1621337.
+ // Ideally the debugger should only resolve when the worker targets have been
+ // retrieved, which should be fixed by Bug 1621337 or a followup.
+ info("Wait for all pending requests to settle on the DevToolsClient");
+ await toolbox.commands.client.waitForRequestsToSettle();
+});
diff --git a/devtools/client/framework/test/metrics/browser_metrics_debugger.toml b/devtools/client/framework/test/metrics/browser_metrics_debugger.toml
new file mode 100644
index 0000000000..24d651095d
--- /dev/null
+++ b/devtools/client/framework/test/metrics/browser_metrics_debugger.toml
@@ -0,0 +1,18 @@
+[DEFAULT]
+tags = "devtools"
+subsuite = "devtools"
+support-files = [
+ "head.js",
+ "!/devtools/client/shared/test/shared-head.js",
+ "!/devtools/client/shared/test/telemetry-test-helpers.js",
+]
+
+# Each metrics tests is loaded in a separate .ini file. This way the test is executed
+# individually, without any other test being executed before or after.
+
+["browser_metrics_debugger.js"]
+run-if = ["os == 'linux'"] # Results should be platform agnostic - only run on linux64-opt
+skip-if = [
+ "debug",
+ "asan",
+]
diff --git a/devtools/client/framework/test/metrics/browser_metrics_inspector.js b/devtools/client/framework/test/metrics/browser_metrics_inspector.js
new file mode 100644
index 0000000000..284ef82372
--- /dev/null
+++ b/devtools/client/framework/test/metrics/browser_metrics_inspector.js
@@ -0,0 +1,43 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * This test records the number of modules loaded by DevTools, as well as the total count
+ * of characters in those modules, when opening the inspector. These metrics are retrieved
+ * by perfherder via logs.
+ */
+
+const TEST_URL =
+ "data:text/html;charset=UTF-8,<div>Inspector modules load test</div>";
+
+add_task(async function () {
+ const toolbox = await openNewTabAndToolbox(TEST_URL, "inspector");
+ const toolboxBrowserLoader = toolbox.win.getBrowserLoaderForWindow();
+
+ // Most panels involve three loaders:
+ // - the global devtools loader
+ // - the browser loader used by the toolbox
+ // - a specific browser loader created for the panel
+ // But the inspector is a specific case, because it reuses the BrowserLoader
+ // of the toolbox to load its react components. This is why we only list
+ // two loaders here.
+ const loaders = [loader.loader, toolboxBrowserLoader.loader];
+
+ runDuplicatedModulesTest(loaders, [
+ "@loader/unload.js",
+ "@loader/options.js",
+ "resource://devtools/client/shared/vendor/react.js",
+ "resource://devtools/client/shared/vendor/react-dom-factories.js",
+ "resource://devtools/client/shared/vendor/react-prop-types.js",
+ "resource://devtools/client/shared/vendor/redux.js",
+ "resource://devtools/client/shared/vendor/fluent-react.js",
+ ]);
+
+ runMetricsTest({
+ filterString: "devtools/client/inspector",
+ loaders,
+ panelName: "inspector",
+ });
+});
diff --git a/devtools/client/framework/test/metrics/browser_metrics_inspector.toml b/devtools/client/framework/test/metrics/browser_metrics_inspector.toml
new file mode 100644
index 0000000000..62e2ec13ce
--- /dev/null
+++ b/devtools/client/framework/test/metrics/browser_metrics_inspector.toml
@@ -0,0 +1,18 @@
+[DEFAULT]
+tags = "devtools"
+subsuite = "devtools"
+support-files = [
+ "head.js",
+ "!/devtools/client/shared/test/shared-head.js",
+ "!/devtools/client/shared/test/telemetry-test-helpers.js",
+]
+
+# Each metrics tests is loaded in a separate .ini file. This way the test is executed
+# individually, without any other test being executed before or after.
+
+["browser_metrics_inspector.js"]
+run-if = ["os == 'linux'"] # Results should be platform agnostic - only run on linux64-opt
+skip-if = [
+ "debug",
+ "asan",
+]
diff --git a/devtools/client/framework/test/metrics/browser_metrics_netmonitor.js b/devtools/client/framework/test/metrics/browser_metrics_netmonitor.js
new file mode 100644
index 0000000000..07ae01eb95
--- /dev/null
+++ b/devtools/client/framework/test/metrics/browser_metrics_netmonitor.js
@@ -0,0 +1,89 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * This test records the number of modules loaded by DevTools, as well as the total count
+ * of characters in those modules, when opening the netmonitor. These metrics are
+ * retrieved by perfherder via logs.
+ */
+
+const TEST_URL =
+ "data:text/html;charset=UTF-8,<div>Netmonitor modules load test</div>";
+
+add_task(async function () {
+ const toolbox = await openNewTabAndToolbox(TEST_URL, "netmonitor");
+ const toolboxBrowserLoader = toolbox.win.getBrowserLoaderForWindow();
+
+ // Retrieve the browser loader dedicated to the Netmonitor.
+ const panel = toolbox.getCurrentPanel();
+ const netmonitorLoader = panel.panelWin.getBrowserLoaderForWindow();
+
+ const loaders = [
+ loader.loader,
+ toolboxBrowserLoader.loader,
+ netmonitorLoader.loader,
+ ];
+
+ // Uncomment after Bug 1581068 is fixed, otherwise the test might fail too
+ // frequently.
+
+ // const allowedDupes = [
+ // "@loader/unload.js",
+ // "@loader/options.js",
+ // "resource://devtools/client/netmonitor/src/api.js",
+ // "resource://devtools/client/shared/vendor/redux.js",
+ // "resource://devtools/client/netmonitor/src/connector/index.js",
+ // "resource://devtools/client/netmonitor/src/create-store.js",
+ // "resource://devtools/client/netmonitor/src/constants.js",
+ // "resource://devtools/client/netmonitor/src/middleware/batching.js",
+ // "resource://devtools/client/netmonitor/src/middleware/prefs.js",
+ // "resource://devtools/client/netmonitor/src/middleware/recording.js",
+ // "resource://devtools/client/netmonitor/src/selectors/index.js",
+ // "resource://devtools/client/netmonitor/src/selectors/requests.js",
+ // "resource://devtools/client/shared/vendor/reselect.js",
+ // "resource://devtools/client/netmonitor/src/utils/filter-predicates.js",
+ // "resource://devtools/client/netmonitor/src/utils/filter-text-utils.js",
+ // "resource://devtools/client/netmonitor/src/utils/format-utils.js",
+ // "resource://devtools/client/netmonitor/src/utils/l10n.js",
+ // "resource://devtools/client/netmonitor/src/utils/sort-predicates.js",
+ // "resource://devtools/client/netmonitor/src/utils/request-utils.js",
+ // "resource://devtools/client/netmonitor/src/selectors/search.js",
+ // "resource://devtools/client/netmonitor/src/selectors/timing-markers.js",
+ // "resource://devtools/client/netmonitor/src/selectors/ui.js",
+ // "resource://devtools/client/netmonitor/src/selectors/messages.js",
+ // "resource://devtools/client/netmonitor/src/middleware/throttling.js",
+ // "resource://devtools/client/shared/components/throttling/actions.js",
+ // "resource://devtools/client/netmonitor/src/middleware/event-telemetry.js",
+ // "resource://devtools/client/netmonitor/src/reducers/index.js",
+ // "resource://devtools/client/netmonitor/src/reducers/batching.js",
+ // "resource://devtools/client/netmonitor/src/reducers/requests.js",
+ // "resource://devtools/client/netmonitor/src/reducers/search.js",
+ // "resource://devtools/client/netmonitor/src/reducers/sort.js",
+ // "resource://devtools/client/netmonitor/src/reducers/filters.js",
+ // "resource://devtools/client/netmonitor/src/reducers/timing-markers.js",
+ // "resource://devtools/client/netmonitor/src/reducers/ui.js",
+ // "resource://devtools/client/netmonitor/src/reducers/messages.js",
+ // "resource://devtools/client/shared/components/throttling/reducer.js",
+ // "resource://devtools/client/netmonitor/src/actions/index.js",
+ // "resource://devtools/client/netmonitor/src/actions/batching.js",
+ // "resource://devtools/client/netmonitor/src/actions/filters.js",
+ // "resource://devtools/client/netmonitor/src/actions/requests.js",
+ // "resource://devtools/client/netmonitor/src/actions/selection.js",
+ // "resource://devtools/client/netmonitor/src/actions/sort.js",
+ // "resource://devtools/client/netmonitor/src/actions/timing-markers.js",
+ // "resource://devtools/client/netmonitor/src/actions/ui.js",
+ // "resource://devtools/client/netmonitor/src/actions/messages.js",
+ // "resource://devtools/client/netmonitor/src/actions/search.js",
+ // "resource://devtools/client/netmonitor/src/workers/search/index.js",
+ // "resource://devtools/client/shared/worker-utils",
+ // ];
+ // runDuplicatedModulesTest(loaders, allowedDupes);
+
+ runMetricsTest({
+ filterString: "devtools/client/netmonitor",
+ loaders,
+ panelName: "netmonitor",
+ });
+});
diff --git a/devtools/client/framework/test/metrics/browser_metrics_netmonitor.toml b/devtools/client/framework/test/metrics/browser_metrics_netmonitor.toml
new file mode 100644
index 0000000000..2cef61b319
--- /dev/null
+++ b/devtools/client/framework/test/metrics/browser_metrics_netmonitor.toml
@@ -0,0 +1,18 @@
+[DEFAULT]
+tags = "devtools"
+subsuite = "devtools"
+support-files = [
+ "head.js",
+ "!/devtools/client/shared/test/shared-head.js",
+ "!/devtools/client/shared/test/telemetry-test-helpers.js",
+]
+
+# Each metrics tests is loaded in a separate .ini file. This way the test is executed
+# individually, without any other test being executed before or after.
+
+["browser_metrics_netmonitor.js"]
+run-if = ["os == 'linux'"] # Results should be platform agnostic - only run on linux64-opt
+skip-if = [
+ "debug",
+ "asan",
+]
diff --git a/devtools/client/framework/test/metrics/browser_metrics_pool.js b/devtools/client/framework/test/metrics/browser_metrics_pool.js
new file mode 100644
index 0000000000..1b2231fef9
--- /dev/null
+++ b/devtools/client/framework/test/metrics/browser_metrics_pool.js
@@ -0,0 +1,118 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const {
+ DevToolsServer,
+} = require("resource://devtools/server/devtools-server.js");
+const { Pool } = require("resource://devtools/shared/protocol.js");
+
+// Test parameters
+const ROOT_POOLS = 100;
+const POOL_DEPTH = 10;
+const POOLS_BY_LEVEL = 100;
+// Number of Pools that will be added once the environment is set up.
+const ADDITIONAL_POOLS = 5000;
+
+add_task(async function () {
+ DevToolsServer.init();
+ DevToolsServer.registerAllActors();
+ const conn = DevToolsServer.connectPipe()._serverConnection;
+
+ info("Add multiple Pools to the connection");
+ const pools = setupTestEnvironment(conn);
+
+ let sumResult = 0;
+
+ info("Test how long it takes to manage new Pools");
+ let start = performance.now();
+ let parentPool = pools[pools.length - 1];
+ const newPools = [];
+ for (let i = 0; i < ADDITIONAL_POOLS; i++) {
+ const pool = new Pool(conn, `${parentPool.label}-${i}`);
+ newPools.push(pool);
+ parentPool.manage(pool);
+ }
+ const manageResult = performance.now() - start;
+ sumResult += manageResult;
+
+ info("Test how long it takes to manage Pools that were already managed");
+ start = performance.now();
+ parentPool = pools[pools.length - 2];
+ for (const pool of newPools) {
+ parentPool.manage(pool);
+ }
+ const manageAlreadyManagedResult = performance.now() - start;
+ sumResult += manageAlreadyManagedResult;
+
+ info("Test how long it takes to unmanage Pools");
+ start = performance.now();
+ for (const pool of newPools) {
+ parentPool.unmanage(pool);
+ }
+ const unmanageResult = performance.now() - start;
+ sumResult += unmanageResult;
+
+ info("Test how long it takes to destroy all the Pools");
+ start = performance.now();
+ conn.onTransportClosed();
+ const destroyResult = performance.now() - start;
+ sumResult += destroyResult;
+
+ const PERFHERDER_DATA = {
+ framework: {
+ name: "devtools",
+ },
+ suites: [
+ {
+ name: "server.pool",
+ value: sumResult,
+ subtests: [
+ {
+ name: "server.pool.manage",
+ value: manageResult,
+ },
+ {
+ name: "server.pool.manage-already-managed",
+ value: manageAlreadyManagedResult,
+ },
+ {
+ name: "server.pool.unmanage",
+ value: unmanageResult,
+ },
+ {
+ name: "server.pool.destroy",
+ value: destroyResult,
+ },
+ ],
+ },
+ ],
+ };
+ info("PERFHERDER_DATA: " + JSON.stringify(PERFHERDER_DATA));
+});
+
+// Some Pool operations might be impacted by the number of existing pools in a connection,
+// so it's important to have a sizeable number of Pools in order to assert Pool performances.
+function setupTestEnvironment(conn) {
+ const pools = [];
+ for (let i = 0; i < ROOT_POOLS; i++) {
+ const rootPool = new Pool(conn, "root-pool-" + i);
+ pools.push(rootPool);
+ let parent = rootPool;
+ for (let j = 0; j < POOL_DEPTH; j++) {
+ const intermediatePool = new Pool(conn, `pool-${i}-${j}`);
+ pools.push(intermediatePool);
+ parent.manage(intermediatePool);
+
+ for (let k = 0; k < POOLS_BY_LEVEL; k++) {
+ const pool = new Pool(conn, `pool-${i}-${j}-${k}`);
+ pools.push(pool);
+ intermediatePool.manage(pool);
+ }
+
+ parent = intermediatePool;
+ }
+ }
+ return pools;
+}
diff --git a/devtools/client/framework/test/metrics/browser_metrics_webconsole.js b/devtools/client/framework/test/metrics/browser_metrics_webconsole.js
new file mode 100644
index 0000000000..94e24291c8
--- /dev/null
+++ b/devtools/client/framework/test/metrics/browser_metrics_webconsole.js
@@ -0,0 +1,56 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * This test records the number of modules loaded by DevTools, as well as the total count
+ * of characters in those modules, when opening the webconsole. These metrics are
+ * retrieved by perfherder via logs.
+ */
+
+const TEST_URL =
+ "data:text/html;charset=UTF-8,<div>Webconsole modules load test</div>";
+
+add_task(async function () {
+ const toolbox = await openNewTabAndToolbox(TEST_URL, "webconsole");
+ const toolboxBrowserLoader = toolbox.win.getBrowserLoaderForWindow();
+
+ // Retrieve the browser loader dedicated to the WebConsole.
+ const panel = toolbox.getCurrentPanel();
+ const webconsoleLoader = panel._frameWindow.getBrowserLoaderForWindow();
+
+ const loaders = [
+ loader.loader,
+ toolboxBrowserLoader.loader,
+ webconsoleLoader.loader,
+ ];
+
+ const allowedDupes = [
+ "@loader/unload.js",
+ "@loader/options.js",
+ "resource://devtools/client/webconsole/constants.js",
+ "resource://devtools/client/webconsole/utils.js",
+ "resource://devtools/client/webconsole/utils/messages.js",
+ "resource://devtools/client/webconsole/utils/l10n.js",
+ "resource://devtools/client/netmonitor/src/utils/request-utils.js",
+ "resource://devtools/client/webconsole/types.js",
+ "resource://devtools/client/shared/components/menu/MenuButton.js",
+ "resource://devtools/client/shared/components/menu/MenuItem.js",
+ "resource://devtools/client/shared/components/menu/MenuList.js",
+ "resource://devtools/client/shared/vendor/fluent-react.js",
+ "resource://devtools/client/shared/vendor/react.js",
+ "resource://devtools/client/shared/vendor/react-dom.js",
+ "resource://devtools/client/shared/vendor/react-prop-types.js",
+ "resource://devtools/client/shared/vendor/react-dom-factories.js",
+ "resource://devtools/client/shared/vendor/redux.js",
+ "resource://devtools/client/shared/redux/middleware/thunk.js",
+ ];
+ runDuplicatedModulesTest(loaders, allowedDupes);
+
+ runMetricsTest({
+ filterString: "devtools/client/webconsole",
+ loaders,
+ panelName: "webconsole",
+ });
+});
diff --git a/devtools/client/framework/test/metrics/browser_metrics_webconsole.toml b/devtools/client/framework/test/metrics/browser_metrics_webconsole.toml
new file mode 100644
index 0000000000..e7c8831ad0
--- /dev/null
+++ b/devtools/client/framework/test/metrics/browser_metrics_webconsole.toml
@@ -0,0 +1,18 @@
+[DEFAULT]
+tags = "devtools"
+subsuite = "devtools"
+support-files = [
+ "head.js",
+ "!/devtools/client/shared/test/shared-head.js",
+ "!/devtools/client/shared/test/telemetry-test-helpers.js",
+]
+
+# Each metrics tests is loaded in a separate .ini file. This way the test is executed
+# individually, without any other test being executed before or after.
+
+["browser_metrics_webconsole.js"]
+run-if = ["os == 'linux'"] # Results should be platform agnostic - only run on linux64-opt
+skip-if = [
+ "debug",
+ "asan",
+]
diff --git a/devtools/client/framework/test/metrics/head.js b/devtools/client/framework/test/metrics/head.js
new file mode 100644
index 0000000000..0246190b31
--- /dev/null
+++ b/devtools/client/framework/test/metrics/head.js
@@ -0,0 +1,171 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// shared-head.js handles imports, constants, and utility functions
+Services.scriptloader.loadSubScript(
+ "chrome://mochitests/content/browser/devtools/client/shared/test/shared-head.js",
+ this
+);
+
+// So that PERFHERDER data can be extracted from the logs.
+SimpleTest.requestCompleteLog();
+
+function getFilteredModules(filters, loaders) {
+ let modules = [];
+ for (const l of loaders) {
+ const loaderModulesMap = l.modules;
+ const loaderModulesPaths = Object.keys(loaderModulesMap);
+ modules = modules.concat(loaderModulesPaths);
+ }
+ return modules.filter(url => filters.some(filter => url.includes(filter)));
+}
+
+function countCharsInModules(modules) {
+ return modules.reduce((sum, uri) => {
+ try {
+ return sum + require("raw!" + uri).length;
+ } catch (e) {
+ // Ignore failures
+ return sum;
+ }
+ }, 0);
+}
+
+/**
+ * Record module loading data.
+ *
+ * @param {Object}
+ * - filterString {String} path to use to filter modules specific to the current panel
+ * - loaders {Array} Array of Loaders to check for modules
+ * - panelName {String} reused in identifiers for perfherder data
+ */
+function runMetricsTest({ filterString, loaders, panelName }) {
+ const allModules = getFilteredModules([""], loaders);
+ const panelModules = getFilteredModules([filterString], loaders);
+ const vendoredModules = getFilteredModules(
+ ["devtools/client/debugger/dist/vendors", "devtools/client/shared/vendor/"],
+ loaders
+ );
+
+ const allModulesCount = allModules.length;
+ const panelModulesCount = panelModules.length;
+ const vendoredModulesCount = vendoredModules.length;
+
+ const allModulesChars = countCharsInModules(allModules);
+ const panelModulesChars = countCharsInModules(panelModules);
+ const vendoredModulesChars = countCharsInModules(vendoredModules);
+
+ const PERFHERDER_DATA = {
+ framework: {
+ name: "devtools",
+ },
+ suites: [
+ {
+ name: panelName + "-metrics",
+ value: allModulesChars,
+ subtests: [
+ {
+ name: panelName + "-modules",
+ value: panelModulesCount,
+ },
+ {
+ name: panelName + "-chars",
+ value: panelModulesChars,
+ },
+ {
+ name: "all-modules",
+ value: allModulesCount,
+ },
+ {
+ name: "all-chars",
+ value: allModulesChars,
+ },
+ {
+ name: "vendored-modules",
+ value: vendoredModulesCount,
+ },
+ {
+ name: "vendored-chars",
+ value: vendoredModulesChars,
+ },
+ ],
+ },
+ ],
+ };
+ info("PERFHERDER_DATA: " + JSON.stringify(PERFHERDER_DATA));
+
+ // Simply check that we found valid values.
+ ok(
+ allModulesCount > panelModulesCount && panelModulesCount > 0,
+ "Successfully recorded module count for " + panelName
+ );
+ ok(
+ allModulesChars > panelModulesChars && panelModulesChars > 0,
+ "Successfully recorded char count for " + panelName
+ );
+
+ // Easy way to check how many vendored chars we have for a given panel.
+ const percentage = ((100 * vendoredModulesChars) / allModulesChars).toFixed(
+ 1
+ );
+ info(`Percentage of vendored chars for ${panelName}: ${percentage}%`);
+}
+
+function getDuplicatedModules(loaders) {
+ const allModules = getFilteredModules([""], loaders);
+
+ const uniqueModules = new Set();
+ const duplicatedModules = new Set();
+ for (const mod of allModules) {
+ if (uniqueModules.has(mod)) {
+ duplicatedModules.add(mod);
+ }
+
+ uniqueModules.add(mod);
+ }
+
+ return duplicatedModules;
+}
+
+/**
+ * Check that modules are only loaded once in a given set of loaders.
+ * Panels might load the same module twice by mistake if they are both using
+ * a BrowserLoader and the regular DevTools Loader.
+ *
+ * @param {Array} loaders
+ * Array of Loader instances.
+ * @param {Array} allowedDupes
+ * Array of Strings which are paths to known duplicated modules.
+ * The test will also fail if a allowedDupesed module is not found in the
+ * duplicated modules.
+ */
+function runDuplicatedModulesTest(loaders, allowedDupes) {
+ const duplicatedModules = getDuplicatedModules(loaders);
+
+ // Remove allowedDupes entries, and fail if an allowed entry is not found.
+ for (const mod of allowedDupes) {
+ const deleted = duplicatedModules.delete(mod);
+ if (!deleted) {
+ ok(
+ false,
+ "module not found in the duplicated modules: [" +
+ mod +
+ "]. The allowedDupes array should be updated to remove it."
+ );
+ }
+ }
+
+ // Prepare a log string with the paths of all duplicated modules.
+ let duplicatedModulesLog = "";
+ for (const mod of duplicatedModules) {
+ duplicatedModulesLog += ` [duplicated module] ${mod}\n`;
+ }
+
+ // Check that duplicatedModules Set is empty.
+ is(
+ duplicatedModules.size,
+ 0,
+ "Duplicated module load detected. List of duplicated modules:\n" +
+ duplicatedModulesLog
+ );
+}