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Diffstat (limited to 'tests/testdata/run/heapstats.js')
-rw-r--r-- | tests/testdata/run/heapstats.js | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/tests/testdata/run/heapstats.js b/tests/testdata/run/heapstats.js deleted file mode 100644 index b93c9c120..000000000 --- a/tests/testdata/run/heapstats.js +++ /dev/null @@ -1,37 +0,0 @@ -// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license. -"use strict"; - -function allocTest(alloc, allocAssert, deallocAssert) { - // Helper func that GCs then returns memory usage - const sample = () => { - // deno-lint-ignore no-undef - gc(); - return Deno.memoryUsage(); - }; - const delta = (t1, t2) => t2.heapUsed - t1.heapUsed; - - // Sample "clean" heap usage - const t1 = sample(); - - // Alloc - // deno-lint-ignore no-unused-vars - let x = alloc(); - const t2 = sample(); - allocAssert(delta(t1, t2)); - - // Free - x = null; - const t3 = sample(); - deallocAssert(delta(t2, t3)); -} - -function main() { - // Large-array test, 1M slot array consumes ~4MB (4B per slot) - allocTest( - () => new Array(1e6), - (delta) => console.log("Allocated:", Math.round(delta / 1e6) + "MB"), - (delta) => console.log("Freed:", Math.round(delta / 1e6) + "MB"), - ); -} - -main(); |