| extern crate run_make_support; |
| |
| use run_make_support::{out_dir, rustc, wasmparser}; |
| use std::collections::HashMap; |
| use std::path::Path; |
| |
| fn main() { |
| if std::env::var("TARGET").unwrap() != "wasm32-wasip1" { |
| return; |
| } |
| |
| rustc().arg("foo.rs").arg("--target=wasm32-wasip1").arg("-O").run(); |
| verify(&out_dir().join("foo.wasm")); |
| } |
| |
| fn verify(path: &Path) { |
| eprintln!("verify {path:?}"); |
| let file = std::fs::read(&path).unwrap(); |
| |
| let mut custom = HashMap::new(); |
| for payload in wasmparser::Parser::new(0).parse_all(&file) { |
| let payload = payload.unwrap(); |
| if let wasmparser::Payload::CustomSection(s) = payload { |
| let prev = custom.insert(s.name(), s.data()); |
| assert!(prev.is_none()); |
| } |
| } |
| |
| assert_eq!(custom.remove("foo"), Some(&[1, 2, 3, 4][..])); |
| } |