github.com/cosmos/cosmos-sdk@v0.50.10/x/genutil/types/genesis_test.go (about)

     1  package types_test
     2  
     3  import (
     4  	"encoding/json"
     5  	"os"
     6  	"testing"
     7  
     8  	cmttypes "github.com/cometbft/cometbft/types"
     9  	"gotest.tools/v3/assert"
    10  	"gotest.tools/v3/golden"
    11  
    12  	"github.com/cosmos/cosmos-sdk/x/genutil/types"
    13  )
    14  
    15  func TestAppGenesis_Marshal(t *testing.T) {
    16  	genesis := types.AppGenesis{
    17  		AppName:    "simapp",
    18  		AppVersion: "0.1.0",
    19  		ChainID:    "test",
    20  	}
    21  
    22  	out, err := json.Marshal(&genesis)
    23  	assert.NilError(t, err)
    24  	assert.Equal(t, string(out), `{"app_name":"simapp","app_version":"0.1.0","genesis_time":"0001-01-01T00:00:00Z","chain_id":"test","initial_height":0,"app_hash":null}`)
    25  }
    26  
    27  func TestAppGenesis_Unmarshal(t *testing.T) {
    28  	jsonBlob, err := os.ReadFile("testdata/app_genesis.json")
    29  	assert.NilError(t, err)
    30  
    31  	var genesis types.AppGenesis
    32  	err = json.Unmarshal(jsonBlob, &genesis)
    33  	assert.NilError(t, err)
    34  
    35  	assert.DeepEqual(t, genesis.ChainID, "demo")
    36  	assert.DeepEqual(t, genesis.Consensus.Params.Block.MaxBytes, int64(22020096))
    37  }
    38  
    39  func TestAppGenesis_ValidGenesis(t *testing.T) {
    40  	// validate can read cometbft genesis file
    41  	genesis, err := types.AppGenesisFromFile("testdata/cmt_genesis.json")
    42  	assert.NilError(t, err)
    43  
    44  	assert.DeepEqual(t, genesis.ChainID, "demo")
    45  	assert.DeepEqual(t, genesis.Consensus.Validators[0].Name, "test")
    46  
    47  	// validate the app genesis can be translated properly to cometbft genesis
    48  	cmtGenesis, err := genesis.ToGenesisDoc()
    49  	assert.NilError(t, err)
    50  	rawCmtGenesis, err := cmttypes.GenesisDocFromFile("testdata/cmt_genesis.json")
    51  	assert.NilError(t, err)
    52  	assert.DeepEqual(t, cmtGenesis, rawCmtGenesis)
    53  
    54  	// validate can properly marshal to app genesis file
    55  	rawAppGenesis, err := json.Marshal(&genesis)
    56  	assert.NilError(t, err)
    57  	golden.Assert(t, string(rawAppGenesis), "app_genesis.json")
    58  
    59  	// validate the app genesis can be unmarshalled properly
    60  	var appGenesis types.AppGenesis
    61  	err = json.Unmarshal(rawAppGenesis, &appGenesis)
    62  	assert.NilError(t, err)
    63  	assert.DeepEqual(t, appGenesis.Consensus.Params, genesis.Consensus.Params)
    64  
    65  	// validate marshaling of app genesis
    66  	rawAppGenesis, err = json.Marshal(&appGenesis)
    67  	assert.NilError(t, err)
    68  	golden.Assert(t, string(rawAppGenesis), "app_genesis.json")
    69  }