From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../tests/xpcshell/test_active_configuration.js    | 115 +++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 tools/profiler/tests/xpcshell/test_active_configuration.js

(limited to 'tools/profiler/tests/xpcshell/test_active_configuration.js')

diff --git a/tools/profiler/tests/xpcshell/test_active_configuration.js b/tools/profiler/tests/xpcshell/test_active_configuration.js
new file mode 100644
index 0000000000..c4336f3f32
--- /dev/null
+++ b/tools/profiler/tests/xpcshell/test_active_configuration.js
@@ -0,0 +1,115 @@
+/* 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/. */
+
+add_task(async () => {
+  info(
+    "Checking that the profiler can fetch the information about the active " +
+      "configuration that is being used to power the profiler."
+  );
+
+  equal(
+    Services.profiler.activeConfiguration,
+    null,
+    "When the profile is off, there is no active configuration."
+  );
+
+  {
+    info("Start the profiler.");
+    const entries = 10000;
+    const interval = 1;
+    const threads = ["GeckoMain"];
+    const features = ["js"];
+    const activeTabID = 123;
+    await Services.profiler.StartProfiler(
+      entries,
+      interval,
+      features,
+      threads,
+      activeTabID
+    );
+
+    info("Generate the activeConfiguration.");
+    const { activeConfiguration } = Services.profiler;
+    const expectedConfiguration = {
+      interval,
+      threads,
+      features,
+      activeTabID,
+      // The buffer is created as a power of two that can fit all of the entires
+      // into it. If the ratio of entries to buffer size ever changes, this setting
+      // will need to be updated.
+      capacity: Math.pow(2, 14),
+    };
+
+    deepEqual(
+      activeConfiguration,
+      expectedConfiguration,
+      "The active configuration matches configuration given."
+    );
+
+    info("Get the profile.");
+    const profile = Services.profiler.getProfileData();
+    deepEqual(
+      profile.meta.configuration,
+      expectedConfiguration,
+      "The configuration also matches on the profile meta object."
+    );
+  }
+
+  {
+    const entries = 20000;
+    const interval = 0.5;
+    const threads = ["GeckoMain", "DOM Worker"];
+    const features = [];
+    const activeTabID = 111;
+    const duration = 20;
+
+    info("Restart the profiler with a new configuration.");
+    await Services.profiler.StartProfiler(
+      entries,
+      interval,
+      features,
+      threads,
+      activeTabID,
+      // Also start it with duration, this property is optional.
+      duration
+    );
+
+    info("Generate the activeConfiguration.");
+    const { activeConfiguration } = Services.profiler;
+    const expectedConfiguration = {
+      interval,
+      threads,
+      features,
+      activeTabID,
+      duration,
+      // The buffer is created as a power of two that can fit all of the entires
+      // into it. If the ratio of entries to buffer size ever changes, this setting
+      // will need to be updated.
+      capacity: Math.pow(2, 15),
+    };
+
+    deepEqual(
+      activeConfiguration,
+      expectedConfiguration,
+      "The active configuration matches the new configuration."
+    );
+
+    info("Get the profile.");
+    const profile = Services.profiler.getProfileData();
+    deepEqual(
+      profile.meta.configuration,
+      expectedConfiguration,
+      "The configuration also matches on the profile meta object."
+    );
+  }
+
+  await Services.profiler.StopProfiler();
+
+  equal(
+    Services.profiler.activeConfiguration,
+    null,
+    "When the profile is off, there is no active configuration."
+  );
+});
-- 
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