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test(interface-types) Test calling a void exported function.

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This commit is contained in:
Ivan Enderlin 2019-09-20 14:59:18 +02:00
parent 8557e83ce6
commit aea18f6250
1 changed files with 37 additions and 1 deletions
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38
lib/interface-types/src/instructions/interpreter.rs
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@ -427,7 +427,7 @@ mod tests {
inputs: vec![Type::I32, Type::I32],
outputs: vec![Type::I32],
function: |_| Err(()),
// ^^^^^^ function fails
// ^^^^^^^ function fails
},
);
@ -445,4 +445,40 @@ mod tests {
String::from(r#"`call-export "sum"` failed when calling the exported function `sum`."#)
);
}
#[test]
fn test_interpreter_call_export_that_returns_nothing() {
let interpreter: Interpreter<Instance, Export> = (&vec![
Instruction::ArgumentGet(1),
Instruction::ArgumentGet(0),
Instruction::CallExport("sum"),
])
.try_into()
.unwrap();
let invocation_inputs = vec![Value::I32(3), Value::I32(4)];
let instance = Instance {
exports: {
let mut hashmap = HashMap::new();
hashmap.insert(
"sum".into(),
Export {
inputs: vec![Type::I32, Type::I32],
outputs: vec![Type::I32],
function: |_| Ok(vec![]),
// ^^^^^^^^^^ void function
},
);
hashmap
},
};
let run = interpreter.run(&invocation_inputs, &instance);
assert!(run.is_ok());
let stack = run.unwrap();
assert!(stack.is_empty());
}
}