Method file

tests/support/mod.rs:325–330

(&self, path: B, body: impl AsRef<[u8]>)

    }

    pub fn file<B: AsRef<Path>>(&self, path: B, body: impl AsRef<[u8]>) -> Result<&Self> {
        let path = self.root().join(path);
        fs::create_dir_all(path.parent().unwrap())?;
        fs::write(&path, body)?;
        Ok(self)
    }

    pub fn read_manifest(&self) -> Result<DocumentMut> {
        let manifest_path = self.root.join("Cargo.toml");