@gala-chain/test ∙ API
API > transactionErrorKey
Function: transactionErrorKey()
transactionErrorKey(
key):AsymmetricMatcher_2
Creates a Jest matcher for asserting GalaChain transaction error responses with a specific error key.
Parameters
▪ key: string
The expected error key to match
Returns
A Jest matcher object that can be used with expect().toEqual()
Example
// Assert error response has specific error key
expect(response).toEqual(transactionErrorKey("TOKEN_NOT_FOUND"));
expect(response).toEqual(transactionErrorKey("INSUFFICIENT_BALANCE"));