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dust/dust-lang/tests/logic_booleans.rs

70 lines
1.9 KiB
Rust

use dust_lang::*;
#[test]
fn and() {
let source = "true && false";
assert_eq!(
compile(source),
Ok(Chunk::with_data(
None,
FunctionType {
type_parameters: None,
value_parameters: None,
return_type: Box::new(Type::Boolean),
},
vec![
(
Instruction::load_boolean(Destination::Register(0), true, false),
Span(0, 4)
),
(Instruction::test(Argument::Register(0), true), Span(5, 7)),
(Instruction::jump(1, true), Span(5, 7)),
(
Instruction::load_boolean(Destination::Register(1), false, false),
Span(8, 13)
),
(Instruction::r#return(true), Span(13, 13)),
],
vec![],
vec![]
))
);
assert_eq!(run(source), Ok(Some(ConcreteValue::Boolean(false))));
}
#[test]
fn or() {
let source = "true || false";
assert_eq!(
compile(source),
Ok(Chunk::with_data(
None,
FunctionType {
type_parameters: None,
value_parameters: None,
return_type: Box::new(Type::Boolean),
},
vec![
(
Instruction::load_boolean(Destination::Register(0), true, false),
Span(0, 4)
),
(Instruction::test(Argument::Register(0), false), Span(5, 7)),
(Instruction::jump(1, true), Span(5, 7)),
(
Instruction::load_boolean(Destination::Register(1), false, false),
Span(8, 13)
),
(Instruction::r#return(true), Span(13, 13)),
],
vec![],
vec![]
))
);
assert_eq!(run(source), Ok(Some(ConcreteValue::Boolean(true))));
}