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mod diff;
mod snippet;
use crate::snippet::SnippetDef;
use annotate_snippets::{display_list::DisplayList, snippet::Snippet};
use glob::glob;
use std::{error::Error, fs::File, io, io::prelude::*};
fn read_file(path: &str) -> Result<String, io::Error> {
let mut f = File::open(path)?;
let mut s = String::new();
(f.read_to_string(&mut s))?;
Ok(s.trim_end().to_string())
}
fn read_fixture<'de>(src: &'de str) -> Result<Snippet<'de>, Box<dyn Error>> {
Ok(toml::from_str(src).map(|a: SnippetDef| a.into())?)
}
#[test]
fn test_fixtures() {
for entry in glob("./tests/fixtures/no-color/**/*.toml").expect("Failed to read glob pattern") {
let p = entry.expect("Error while getting an entry");
let path_in = p.to_str().expect("Can't print path");
let path_out = path_in.replace(".toml", ".txt");
let src = read_file(&path_in).expect("Failed to read file");
let snippet = read_fixture(&src).expect("Failed to read file");
let expected_out = read_file(&path_out).expect("Failed to read file");
let dl = DisplayList::from(snippet);
let actual_out = dl.to_string();
println!("{}", expected_out);
println!("{}", actual_out.trim_end());
assert_eq!(
expected_out,
actual_out.trim_end(),
"\n\n\nWhile parsing: {}\nThe diff is:\n\n\n{}\n\n\n",
path_in,
diff::get_diff(expected_out.as_str(), actual_out.as_str())
);
}
}
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