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Test Info:
- Manifest: dom/base/test/browser.toml
// ev, unordered, and runJSCacheTests are defined in head.js
add_task(async function testMemoryCache_MemoryPressure() {
if (!AppConstants.NIGHTLY_BUILD) {
todo(false, "navigation cache is not yet enabled on non-nightly");
return;
}
await SpecialPowers.pushPrefEnv({
set: [
["dom.expose_test_interfaces", true],
["dom.script_loader.bytecode_cache.enabled", true],
["dom.script_loader.bytecode_cache.strategy", 0],
["dom.script_loader.experimental.navigation_cache", true],
[
"dom.script_loader.experimental.navigation_cache.check_memory_pressure",
true,
],
],
});
await runJSCacheTests([
{
title: "large file",
items: [
{
file: "file_js_cache_large.js",
events: [
ev("load:source", "file_js_cache_large.js"),
ev("memorycache:saved", "file_js_cache_large.js"),
ev("evaluate:classic", "file_js_cache_large.js"),
// necko's fetch count: 1
// in-memory fetch count: 1 (copied from necko)
ev("diskcache:noschedule"),
],
},
{
file: "file_js_cache_large.js",
events: [
ev("load:memorycache", "file_js_cache_large.js"),
ev("evaluate:classic", "file_js_cache_large.js"),
// necko's fetch count: 1
// in-memory fetch count: 2 (incremented)
ev("diskcache:noschedule"),
],
},
{
memoryPressureLowMemory: true,
file: "file_js_cache_large.js",
events: [
ev("load:source", "file_js_cache_large.js"),
ev("memorycache:memorypressure", "file_js_cache_large.js"),
ev("evaluate:classic", "file_js_cache_large.js"),
// necko's fetch count: 2 (incremented)
// in-memory fetch count: N/A (discarded)
ev("diskcache:noschedule"),
],
},
{
memoryPressureStop: true,
file: "file_js_cache_large.js",
events: [
ev("load:source", "file_js_cache_large.js"),
ev("memorycache:saved", "file_js_cache_large.js"),
ev("evaluate:classic", "file_js_cache_large.js"),
// necko's fetch count: 3 (incremented)
// in-memory fetch count: 3 (copied from necko)
ev("diskcache:noschedule"),
],
},
{
memoryPressureHeapMinimize: true,
file: "file_js_cache_large.js",
events: [
ev("load:source", "file_js_cache_large.js"),
ev("memorycache:saved", "file_js_cache_large.js"),
ev("evaluate:classic", "file_js_cache_large.js"),
// necko's fetch count: 4 (incremented)
// in-memory fetch count: 4 (discarded and copied from necko)
ev("diskcache:saved", "file_js_cache_large.js", false),
],
},
],
},
]);
await SpecialPowers.popPrefEnv();
});