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test(interface-types) Add test cases for errors.

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This commit is contained in:
Ivan Enderlin
2020-03-03 17:04:26 +01:00
parent 30e72eb796
commit 6576dfd64b
1 changed files with 27 additions and 5 deletions
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32
lib/interface-types/src/interpreter/instructions/lowering_lifting.rs
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@ -23,11 +23,17 @@ macro_rules! lowering_lifting {
)?)) )?))
} }
Some(_) => { Some(wrong_value) => {
return Err(concat!( return Err(format!(
"Instruction `", concat!(
$instruction_name, "Instruction `",
"` expects a `i32` value on the stack." $instruction_name,
"` expects a `",
stringify!($from_variant),
"` value on the stack, got `{:?}`.",
),
wrong_value
) )
.to_string()) .to_string())
}, },
@ -92,6 +98,22 @@ mod tests {
stack: [InterfaceValue::S8(42)], stack: [InterfaceValue::S8(42)],
); );
test_executable_instruction!(
test_type_mismatch =
instructions: [Instruction::ArgumentGet { index: 0}, Instruction::I32ToS8],
invocation_inputs: [InterfaceValue::I64(42)],
instance: Instance::new(),
error: "Instruction `i32-to-s8` expects a `I32` value on the stack, got `I64(42)`."
);
test_executable_instruction!(
test_no_value_on_the_stack =
instructions: [Instruction::I32ToS8],
invocation_inputs: [InterfaceValue::I32(42)],
instance: Instance::new(),
error: "Instruction `i32-to-s8` needs one value on the stack."
);
test_executable_instruction!( test_executable_instruction!(
test_i32_to_u8 = test_i32_to_u8 =
instructions: [Instruction::ArgumentGet { index: 0 }, Instruction::I32ToU8], instructions: [Instruction::ArgumentGet { index: 0 }, Instruction::I32ToU8],