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Allow starting isolate from snapshot bytes on the heap #5187

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merged 2 commits into from
May 10, 2020
Merged

Allow starting isolate from snapshot bytes on the heap #5187

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e70f641
Allow starting isolate from snapshot bytes on the heap
mraerino May 9, 2020
0a50e72
Test loading from boxed snapshot
mraerino May 9, 2020
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Test loading from boxed snapshot
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@mraerino
mraerino committed May 9, 2020
commit 0a50e720212404a6bd2a70bbfe0a4593fa276a31
14 changes: 14 additions & 0 deletions core/isolate.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1177,6 +1177,20 @@ pub mod tests {
let mut isolate2 = CoreIsolate::new(startup_data, false);
js_check(isolate2.execute("check.js", "if (a != 3) throw Error('x')"));
}

#[test]
fn test_from_boxed_snapshot() {
let snapshot = {
let mut isolate = CoreIsolate::new(StartupData::None, true);
js_check(isolate.execute("a.js", "a = 1 + 2"));
let snap: &[u8] = &*isolate.snapshot();
Vec::from(snap).into_boxed_slice()
};

let startup_data = StartupData::Snapshot(Snapshot::Boxed(snapshot));
let mut isolate2 = CoreIsolate::new(startup_data, false);
js_check(isolate2.execute("check.js", "if (a != 3) throw Error('x')"));
}
}

// TODO(piscisaureus): rusty_v8 should implement the Error trait on
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