github.com/aswedchain/aswed@v1.0.1/signer/core/testdata/README.md (about)

     1  ### EIP 712 tests
     2  
     3  These tests are json files which are converted into eip-712 typed data. 
     4  All files are expected to be proper json, and tests will fail if they are not. 
     5  Files that begin with `expfail' are expected to not pass the hashstruct construction.