34 lines
881 B
Rust
34 lines
881 B
Rust
use dust_lang::*;
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#[test]
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fn subtract() {
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let source = "1 - 2";
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assert_eq!(
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compile(source),
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Ok(Chunk::with_data(
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None,
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FunctionType {
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type_parameters: None,
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value_parameters: None,
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return_type: Box::new(Type::Integer),
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},
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vec![
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(
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Instruction::subtract(
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Destination::Register(0),
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Argument::Constant(0),
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Argument::Constant(1)
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),
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Span(2, 3)
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),
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(Instruction::r#return(true), Span(5, 5)),
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],
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vec![ConcreteValue::Integer(1), ConcreteValue::Integer(2)],
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vec![]
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))
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);
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assert_eq!(run(source), Ok(Some(ConcreteValue::Integer(-1))));
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}
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