rustyroad 1.8.0

Rusty Road is a framework written in Rust that is based on Ruby on Rails. It is designed to provide the familiar conventions and ease of use of Ruby on Rails, while also taking advantage of the performance and efficiency of Rust.
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//! How the parent declares and re-exports what was generated.

use super::enum_fixture;
use super::support::scratch;
use crate::generators::rust::write;

#[test]
fn the_shared_enums_module_is_declared_and_globbed() {
    let out = scratch("enum-export");
    write(&out, &enum_fixture::schema(), false).expect("write should succeed");
    let parent = std::fs::read_to_string(out.join("mod.rs")).unwrap();

    // One declaration per Postgres type, reachable at models::ProductStatus where a caller
    // holding a Product looks for it.
    assert!(
        parent.contains("pub mod enums;"),
        "the shared module must be declared: {parent}"
    );
    assert!(
        parent.contains("pub use enums::*;"),
        "the shared module carries the glob: {parent}"
    );

    let _ = std::fs::remove_dir_all(&out);
}

#[test]
fn a_model_is_re_exported_by_name_never_by_glob() {
    let out = scratch("model-export");
    write(&out, &enum_fixture::schema(), false).expect("write should succeed");
    let parent = std::fs::read_to_string(out.join("mod.rs")).unwrap();

    // The model module exports exactly one name now that its enums live in the shared
    // module; a glob here is what produced eighteen ambiguity warnings.
    assert!(
        parent.contains("pub use product::Product;"),
        "expected a named re-export: {parent}"
    );
    assert!(
        !parent.contains("pub use product::*;"),
        "a model must not glob: {parent}"
    );

    let _ = std::fs::remove_dir_all(&out);
}

#[test]
fn a_model_without_enums_is_unchanged() {
    let out = scratch("plain-export");
    write(&out, &super::support::schema(), false).expect("write should succeed");
    let parent = std::fs::read_to_string(out.join("mod.rs")).unwrap();

    assert!(
        parent.contains("pub use product::Product;"),
        "expected a named re-export: {parent}"
    );
    // No enum anywhere in the schema, so no shared module is written or declared.
    assert!(!parent.contains("pub mod enums;"), "{parent}");
    assert!(!out.join("enums").exists());

    let _ = std::fs::remove_dir_all(&out);
}