diff options
Diffstat (limited to 'tests/specs/run/blob_gc_finalization')
3 files changed, 17 insertions, 0 deletions
diff --git a/tests/specs/run/blob_gc_finalization/__test__.jsonc b/tests/specs/run/blob_gc_finalization/__test__.jsonc new file mode 100644 index 000000000..20a8128fc --- /dev/null +++ b/tests/specs/run/blob_gc_finalization/__test__.jsonc @@ -0,0 +1,5 @@ +{ + "args": "run blob_gc_finalization.js", + "output": "blob_gc_finalization.js.out", + "exitCode": 0 +} diff --git a/tests/specs/run/blob_gc_finalization/blob_gc_finalization.js b/tests/specs/run/blob_gc_finalization/blob_gc_finalization.js new file mode 100644 index 000000000..c721e6b45 --- /dev/null +++ b/tests/specs/run/blob_gc_finalization/blob_gc_finalization.js @@ -0,0 +1,11 @@ +// This test creates 128 blobs of 128 MB each. This will only work if the blobs +// and their backing data is GCed as expected. +for (let i = 0; i < 128; i++) { + // Create a 128MB byte array, and then a blob from it. + const buf = new Uint8Array(128 * 1024 * 1024); + new Blob([buf]); + // It is very important that there is a yield here, otherwise the finalizer + // for the blob is not called and the memory is not freed. + await new Promise((resolve) => setTimeout(resolve, 0)); +} +console.log("GCed all blobs"); diff --git a/tests/specs/run/blob_gc_finalization/blob_gc_finalization.js.out b/tests/specs/run/blob_gc_finalization/blob_gc_finalization.js.out new file mode 100644 index 000000000..dcc4500f8 --- /dev/null +++ b/tests/specs/run/blob_gc_finalization/blob_gc_finalization.js.out @@ -0,0 +1 @@ +GCed all blobs |