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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /devtools/server/tests/chrome/test_memory_allocations_03.html | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'devtools/server/tests/chrome/test_memory_allocations_03.html')
-rw-r--r-- | devtools/server/tests/chrome/test_memory_allocations_03.html | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/devtools/server/tests/chrome/test_memory_allocations_03.html b/devtools/server/tests/chrome/test_memory_allocations_03.html new file mode 100644 index 0000000000..ca6a1ec1b4 --- /dev/null +++ b/devtools/server/tests/chrome/test_memory_allocations_03.html @@ -0,0 +1,80 @@ +<!DOCTYPE HTML> +<html> +<!-- +Bug 1067491 - Test that frames keep the same index while we are recording. +--> +<head> + <meta charset="utf-8"> + <title>Memory monitoring actor test</title> + <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"> +</head> +<body> +<pre id="test"> +<script src="memory-helpers.js" type="application/javascript"></script> +<script> +"use strict"; + +window.onload = function() { + SimpleTest.waitForExplicitFinish(); + + (async function() { + const { memory, target } = await startServerAndGetSelectedTabMemory(); + await memory.attach(); + + await memory.startRecordingAllocations(); + + // Allocate twice with the exact same stack (hence setTimeout rather than + // allocating directly in the generator), but with getAllocations() calls in + // between. + + const allocs = []; + function allocator() { + allocs.push({}); + } + + setTimeout(allocator, 1); + await waitForTime(2); + const first = await memory.getAllocations(); + + setTimeout(allocator, 1); + await waitForTime(2); + const second = await memory.getAllocations(); + + await memory.stopRecordingAllocations(); + + // Assert that each frame in the first response has the same index in the + // second response. This isn't commutative, so we don't check that all + // of the second response's frames are the same in the first response, + // because there might be new allocations that happen after the first query + // but before the second. + + function assertSameFrame(a, b) { + info(" First frame = " + JSON.stringify(a, null, 4)); + info(" Second frame = " + JSON.stringify(b, null, 4)); + + is(!!a, !!b); + if (!a || !b) { + return; + } + + is(a.source, b.source); + is(a.line, b.line); + is(a.column, b.column); + is(a.functionDisplayName, b.functionDisplayName); + is(a.parent, b.parent); + } + + for (let i = 0; i < first.frames.length; i++) { + info("Checking frames at index " + i + ":"); + assertSameFrame(first.frames[i], second.frames[i]); + } + + await memory.detach(); + destroyServerAndFinish(target); + })(); +}; +</script> +</pre> +</body> +</html> |