Files
mizan/protocol/mizan-codegen/tests/vue_svelte_parity.rs

67 lines
2.0 KiB
Rust

//! Byte-equivalence tests for Vue + Svelte targets against JS baselines.
use std::path::PathBuf;
use mizan_codegen::config::{Config, SourceConfig};
use mizan_codegen::emit::CodegenTarget;
use mizan_codegen::emit::svelte::SvelteAdapter;
use mizan_codegen::emit::vue::VueAdapter;
use mizan_codegen::fetch::parse_ir_from_str;
fn load_ir() -> mizan_codegen::ir::MizanIR {
let path = PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("tests/fixtures/afi_ir.kdl");
parse_ir_from_str(&std::fs::read_to_string(&path).unwrap()).unwrap()
}
fn fixture_config(target: &str) -> Config {
Config {
project_id: None,
output: PathBuf::from("/tmp"),
targets: vec![target.to_string()],
source: SourceConfig { fastapi: None, django: None, rust: None, script: None },
rust_kernel: None,
rust_crate_name: None,
}
}
fn assert_byte_equal(actual: &str, baseline_path: &str, label: &str) {
let baseline = std::fs::read_to_string(
PathBuf::from(env!("CARGO_MANIFEST_DIR")).join(baseline_path),
).unwrap();
if actual != baseline {
for (lineno, (a, b)) in actual.lines().zip(baseline.lines()).enumerate() {
if a != b {
panic!(
"{label} diverges at line {}:\n expected: {b:?}\n actual: {a:?}",
lineno + 1,
);
}
}
panic!(
"{label} diverges in length: actual={} expected={}",
actual.len(), baseline.len(),
);
}
}
#[test]
fn vue_target_byte_match() {
let ir = load_ir();
let files = VueAdapter.emit(&ir, &fixture_config("vue"));
assert_eq!(files.len(), 1);
assert_byte_equal(&files[0].content, "tests/fixtures/baselines/vue/vue.ts", "vue.ts");
}
#[test]
fn svelte_target_byte_match() {
let ir = load_ir();
let files = SvelteAdapter.emit(&ir, &fixture_config("svelte"));
assert_eq!(files.len(), 1);
assert_byte_equal(&files[0].content, "tests/fixtures/baselines/svelte/svelte.ts", "svelte.ts");
}