Function expanded_error

libs/error-stack/src/ext/tuple.rs:173–185

()

    #[test]
    fn expanded_error() {
        let result1: Result<i32, Report<[TestError]>> = Ok(1);
        let result2: Result<String, Report<[TestError]>> = Ok("test".to_owned());
        let result3: Result<bool, Report<[TestError]>> = Err(Report::new(TestError(0)).expand());

        let combined = (result1, result2, result3).try_collect();
        let report = combined.expect_err("should have error");

        // order of contexts is not guaranteed
        let contexts: BTreeSet<_> = report.current_contexts().collect();
        assert_eq!(contexts.len(), 1);
        assert!(contexts.contains(&TestError(0)));
    }

    #[test]
    fn single_and_expanded_mixed() {