cairo-lang-sierra 2.19.2

Sierra representation.
Documentation 
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use cairo_lang_test_utils::test;
use indoc::indoc;

use crate::ProgramParser;
use crate::extensions::core::{CoreLibfunc, CoreType};
use crate::program::{ConcreteTypeLongId, TypeDeclaration};
use crate::program_registry::{ProgramRegistry, ProgramRegistryError};

#[test]
fn basic_insertion() {
    assert_eq!(
        ProgramRegistry::<CoreType, CoreLibfunc>::new(
            &ProgramParser::new()
                .parse(indoc! {"
                    type u128 = u128;
                    type GasBuiltin = GasBuiltin;
                    type NonZeroInt = NonZero<u128>;

                    libfunc rename_u128 = rename<u128>;
                    libfunc rename_gb = rename<GasBuiltin>;

                    return();
                    return();

                    Func1@0(a: u128, gb: GasBuiltin) -> (GasBuiltin);
                    Func2@1() -> ();
                "})
                .unwrap()
        )
        .map(|_| ()),
        Ok(())
    );
}

#[test]
fn function_id_double_declaration() {
    assert_eq!(
        ProgramRegistry::<CoreType, CoreLibfunc>::new(
            &ProgramParser::new()
                .parse(indoc! {"
                    used_id@1(a: int, gb: GasBuiltin) -> (GasBuiltin);
                    used_id@6() -> ();
                "})
                .unwrap()
        )
        .map(|_| ()),
        Err(Box::new(ProgramRegistryError::FunctionIdAlreadyExists("used_id".into())))
    );
}

#[test]
fn type_id_double_declaration() {
    assert_eq!(
        ProgramRegistry::<CoreType, CoreLibfunc>::new(
            &ProgramParser::new()
                .parse(indoc! {"
                    type used_id = u128;
                    type used_id = GasBuiltin;
                    "})
                .unwrap()
        )
        .map(|_| ()),
        Err(Box::new(ProgramRegistryError::TypeConcreteIdAlreadyExists("used_id".into())))
    );
}

#[test]
fn concrete_type_double_declaration() {
    let long_id = ConcreteTypeLongId { generic_id: "u128".into(), generic_args: vec![] };
    assert_eq!(
        ProgramRegistry::<CoreType, CoreLibfunc>::new(
            &ProgramParser::new()
                .parse(indoc! {"
                    type int1 = u128;
                    type int2 = u128;
                "})
                .unwrap()
        )
        .map(|_| ()),
        Err(Box::new(ProgramRegistryError::TypeAlreadyDeclared(Box::new(TypeDeclaration {
            id: "int2".into(),
            long_id,
            declared_type_info: None
        }))))
    );
}

#[test]
fn libfunc_id_double_declaration() {
    assert_eq!(
        ProgramRegistry::<CoreType, CoreLibfunc>::new(
            &ProgramParser::new()
                .parse(indoc! {"
                    type u128 = u128;
                    type GasBuiltin = GasBuiltin;
                    libfunc used_id = rename<u128>;
                    libfunc used_id = rename<GasBuiltin>;
                "})
                .unwrap()
        )
        .map(|_| ()),
        Err(Box::new(ProgramRegistryError::LibfuncConcreteIdAlreadyExists("used_id".into())))
    );
}