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fix: 单测试分配上限 256MiB 顶断合法大表测试——抬至 512MiB（真合法峰值 259.6MiB，留 ~252MiB 余量）

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彭俊皓
2026-09-11 11:26:36 +00:00
parent 0302640056
commit 8913d9d030
1 changed files with 5 additions and 5 deletions
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crates/oxide_test262/src/main.rs
+5 -5
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@@ -1470,10 +1470,10 @@ fn build_runner_kernel() -> Arc<KernelCore> {
kernel_config.max_pool_size = Some(1); kernel_config.max_pool_size = Some(1);
// 单测试分配上限：死循环类测试触步数上限时持续分配，arena 高水位可达 GB // 单测试分配上限：死循环类测试触步数上限时持续分配，arena 高水位可达 GB
// 级；多 worker 并发下进程 RSS 包络被各 worker 当前高水位顶起，全量运行 // 级；多 worker 并发下进程 RSS 包络被各 worker 当前高水位顶起，全量运行
// 必然 OOM。正规测试峰值实测约 256MiB（RegExp property-escapes 生成大表， // 必然 OOM。真合法峰值实测 259.6MiB（含 RegExp property-escapes/
// 余量极小、27 个大表测试微越被顶，待抬 cap 或压大表内存面另行处理）； // character-class 生成大表），512MiB 上限留 ~252MiB 余量；
// 主要作用是把失控测试的驻留面封顶到上限本身。 // 主要作用是把失控测试的驻留面封顶到上限本身。
kernel_config.max_alloc_bytes = Some(256 * 1024 * 1024); kernel_config.max_alloc_bytes = Some(512 * 1024 * 1024);
KernelCore::new(kernel_config) KernelCore::new(kernel_config)
} }
@@ -1945,7 +1945,7 @@ mod tests {
/// 分配上限超限（与步数上限同款运行期限制）：默认 skip，`--no-skip` 下 fail。 /// 分配上限超限（与步数上限同款运行期限制）：默认 skip，`--no-skip` 下 fail。
#[test] #[test]
fn memory_limit_errors_skip_by_default() { fn memory_limit_errors_skip_by_default() {
let e = "vm error: VM memory limit 268435456 exceeded (used 268436480) at pc=14"; let e = "vm error: VM memory limit 536870912 exceeded (used 536871936) at pc=14";
assert_outcome(e, None, false, &TestOutcome::Skip("".into())); assert_outcome(e, None, false, &TestOutcome::Skip("".into()));
assert_outcome(e, None, true, &TestOutcome::Fail("".into())); assert_outcome(e, None, true, &TestOutcome::Fail("".into()));
} }
@@ -2048,7 +2048,7 @@ mod tests {
("compile error: Identifier 'x' is not defined", ("compile: not defined", "x")), ("compile error: Identifier 'x' is not defined", ("compile: not defined", "x")),
("vm error: IC_GET_PROP on non-object", ("vm: IC_GET_PROP on non-object", "")), ("vm error: IC_GET_PROP on non-object", ("vm: IC_GET_PROP on non-object", "")),
( (
"vm error: VM memory limit 268435456 exceeded (used 268436480) at pc=14", "vm error: VM memory limit 536870912 exceeded (used 536871936) at pc=14",
("vm: memory limit", ""), ("vm: memory limit", ""),
), ),
("vm error: TypeError: method called on incompatible receiver", ("vm: other", "")), ("vm error: TypeError: method called on incompatible receiver", ("vm: other", "")),