nandi.uk
Fork of daniellemaywood.uk/gleam — Wasm codegen work
1.2 kB
49 lines
1use std::path::PathBuf;
2
3pub fn main() {
4 println!("cargo:rerun-if-changed=cases");
5
6 let mut module = "//! This file is generated by build.rs
7//! Do not edit it directly, instead add new test cases to ./cases
8
9use gleam_core::build::Mode;
10"
11 .to_string();
12
13 let cases = PathBuf::from("./cases");
14
15 let mut names: Vec<_> = std::fs::read_dir(&cases)
16 .unwrap()
17 .map(|entry| entry.unwrap().file_name().into_string().unwrap())
18 .collect();
19 names.sort();
20
21 for name in names {
22 let path = cases.join(&name);
23 let path = path.to_str().unwrap().replace('\\', "/");
24 module.push_str(&testcase(&name, &path, "Dev"));
25 module.push_str(&testcase(&name, &path, "Prod"));
26 module.push_str(&testcase(&name, &path, "Lsp"));
27 }
28
29 let out = PathBuf::from("./src/generated_tests.rs");
30 std::fs::write(out, module).unwrap();
31}
32
33fn testcase(name: &str, path: &str, mode: &str) -> String {
34 format!(
35 r#"
36#[rustfmt::skip]
37#[test]
38fn {name}() {{
39 let output = crate::prepare("{path}", Mode::{mode});
40 insta::assert_snapshot!(
41 "{name}",
42 output,
43 "{path}",
44 );
45}}
46"#,
47 name = format!("{name}_{}", mode.to_lowercase())
48 )
49}