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Add get_global for Sandbox (#4756)

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* Add `get_global` for `Sandbox`

This pr adds `get_global` to retrieve a `global` variable from an
instantiated sandbox wasm blob.

* Bump `spec_version`

* Update primitives/wasm-interface/src/lib.rs

Co-Authored-By: Sergei Pepyakin <sergei@parity.io>

* `get_global` -> `get_global_val`

Co-authored-by: Sergei Pepyakin <s.pepyakin@gmail.com>
Co-authored-by: Gavin Wood <github@gavwood.com>
This commit is contained in:
Bastian Köcher
2020-01-29 16:24:40 +01:00
committed by GitHub
parent ae1e9002d7
commit 4c36143375
23 changed files with 275 additions and 195 deletions
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substrate/client/executor/src/integration_tests/mod.rs
+2 -2
View File
@@ -88,7 +88,7 @@ fn call_not_existing_function(wasm_method: WasmExecutionMethod) {
#[cfg(feature = "wasmtime")]
WasmExecutionMethod::Compiled => assert_eq!(
&format!("{:?}", e),
"Other(\"call to undefined external function with index 67\")"
"Other(\"call to undefined external function with index 68\")"
),
}
}
@@ -117,7 +117,7 @@ fn call_yet_another_not_existing_function(wasm_method: WasmExecutionMethod) {
#[cfg(feature = "wasmtime")]
WasmExecutionMethod::Compiled => assert_eq!(
&format!("{:?}", e),
"Other(\"call to undefined external function with index 68\")"
"Other(\"call to undefined external function with index 69\")"
),
}
}
substrate/client/executor/src/integration_tests/sandbox.rs
+23
View File
@@ -302,3 +302,26 @@ fn start_fn_traps(wasm_method: WasmExecutionMethod) {
2u8.encode(),
);
}
#[test_case(WasmExecutionMethod::Interpreted)]
#[cfg_attr(feature = "wasmtime", test_case(WasmExecutionMethod::Compiled))]
fn get_global_val_works(wasm_method: WasmExecutionMethod) {
let mut ext = TestExternalities::default();
let mut ext = ext.ext();
let code = wabt::wat2wasm(r#"
(module
(global (export "test_global") i64 (i64.const 500))
)
"#).unwrap().encode();
assert_eq!(
call_in_wasm(
"test_sandbox_get_global_val",
&code,
wasm_method,
&mut ext,
).unwrap(),
500i64.encode(),
);
}