exports.doesNotThrow = function (block, error, msg) {
var err;
try {
block();
} catch (e) {
err = e;
}
if (err) throw new Error(msg || fmt('Expected %s not to throw an error.', block.toString()));
if (error && (err instanceof error)) {
throw new Error(msg || fmt('Expected %s not to throw an %o.', block.toString(), error));
}
};
exports.notStrictEqual = function (actual, expected, msg) {
if (actual !== expected) return;
throw new Error(msg || fmt('Expected %o not to strictly equal %o.', actual, expected));
};
exports.notDeepEqual = function (actual, expected, msg) {
if (!equals(actual, expected)) return;
throw new Error(msg || fmt('Expected %o not to deeply equal %o.', actual, expected));
};
exports.equal = function (actual, expected, msg) {
if (actual == expected) return;
throw new Error(msg || fmt('Expected %o to equal %o.', actual, expected));
};