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#[macro_export]
macro_rules! test {
(fn $name:ident() $body:block) => {
#[test]
fn $name() -> Result<(), Box<dyn std::error::Error>> {
(|| -> Result<(), Box<dyn std::error::Error>> {
$body;
Ok(())
})()
}
};
}
#[macro_export]
macro_rules! assert_error {
($result:expr, $pattern:pat => $body:block) => {
match $result {
Ok(_) => panic!("Expected an error, but got Ok result"),
Err(e) => match e {
$pattern => $body,
other => panic!("Expected {}, but got {:?}", stringify!($pattern), other),
},
}
};
}
#[macro_export]
macro_rules! assert_config_file_not_found {
($result:expr, $expected_path:expr) => {
assert_error!($result, AppError::ConfigFileNotFound(path) => {
assert_eq!(path, $expected_path,
"Expected file not found for path {:?}, but got path {:?}",
$expected_path, path);
});
};
}
#[macro_export]
macro_rules! assert_io_error {
($result:expr) => {
assert_error!($result, AppError::IoError(_) => {});
};
($result:expr, $kind:pat) => {
assert_error!($result, AppError::IoError(err) => {
assert!(matches!(err.kind(), $kind),
"Expected IO error of kind {}, but got {:?}",
stringify!($kind), err.kind());
});
};
}
#[macro_export]
macro_rules! assert_config_parse_error {
($result:expr, $expected_path:expr) => {
assert_error!($result, AppError::ConfigParseError { path, source: _ } => {
assert_eq!(path, $expected_path,
"Expected config parse error for path {:?}, but got path {:?}",
$expected_path, path);
});
};
}
#[macro_export]
macro_rules! assert_request_failed {
($result:expr, $expected_url:expr) => {
assert_error!($result, AppError::RequestFailed { url, source: _ } => {
assert_eq!(url, $expected_url,
"Expected request failed for URL {}, but got URL {}",
$expected_url, url);
});
};
}
#[macro_export]
macro_rules! assert_invalid_response {
($result:expr, $expected_url:expr, $reason_prefix:expr) => {
assert_error!($result, AppError::InvalidResponse{ url, reason } => {
assert_eq!(url, $expected_url,
"Expected invalid response for URL {}, but got URL {}",
$expected_url, url);
assert!(reason.starts_with($reason_prefix),
"Expected reason to start with '{}', but got '{}'",
$reason_prefix, reason);
});
};
}
#[macro_export]
macro_rules! assert_invalid_http_header {
($result:expr, $reason_prefix:expr) => {
assert_error!($result, AppError::InvalidHttpHeader(reason) => {
assert!(reason.starts_with($reason_prefix),
"Expected reason to start with '{}', but got '{}'",
$reason_prefix, reason);
});
};
}
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