test: add event checking to TestMigrateContract

CHANGELOG.md

@@ -14,6 +14,7 @@
 * [\#73](https://github.com/Finschia/wasmd/pull/73) test: add the check for expPaginationTotal
 * [\#72](https://github.com/Finschia/wasmd/pull/72) add pagination next key test in ContractHistory
 * [\#75](https://github.com/Finschia/wasmd/pull/75) test: add the test case for InactiveContract
+* [\#78](https://github.com/Finschia/wasmd/pull/78) test: add the check for TestMigrateContract
 
 ### Bug Fixes
 * [\#62](https://github.com/Finschia/wasmd/pull/62) fill ContractHistory querier result's Updated field

x/wasm/keeper/msg_server_integration_test.go

@@ -4,6 +4,7 @@ import (
 	"crypto/sha256"
 	_ "embed"
 	"encoding/hex"
+	"encoding/json"
 	"testing"
 	"time"
 
@@ -15,12 +16,16 @@ import (
 	sdk "github.com/Finschia/finschia-sdk/types"
 
 	"github.com/Finschia/wasmd/app"
+	"github.com/Finschia/wasmd/x/wasm/keeper"
 	"github.com/Finschia/wasmd/x/wasm/types"
 )
 
 //go:embed testdata/reflect.wasm
 var wasmContract []byte
 
+//go:embed testdata/hackatom.wasm
+var hackatomContract []byte
+
 func TestStoreCode(t *testing.T) {
 	wasmApp := app.Setup(false)
 	ctx := wasmApp.BaseApp.NewContext(false, tmproto.Header{})
@@ -141,3 +146,104 @@ func TestInstantiateContract(t *testing.T) {
 		})
 	}
 }
+
+func TestMigrateContract(t *testing.T) {
+	wasmApp := app.Setup(false)
+	ctx := wasmApp.BaseApp.NewContext(false, tmproto.Header{Time: time.Now()})
+
+	var (
+		myAddress       sdk.AccAddress = make([]byte, types.ContractAddrLen)
+		_, _, otherAddr                = testdata.KeyTestPubAddr()
+	)
+
+	specs := map[string]struct {
+		addr   string
+		expErr bool
+	}{
+		"admin can migrate a contract": {
+			addr:   myAddress.String(),
+			expErr: false,
+		},
+		"other address cannot migrate a contract": {
+			addr:   otherAddr.String(),
+			expErr: true,
+		},
+	}
+	for name, spec := range specs {
+		t.Run(name, func(t *testing.T) {
+			xCtx, _ := ctx.CacheContext()
+			// setup
+			_, _, sender := testdata.KeyTestPubAddr()
+			msg := types.MsgStoreCodeFixture(func(m *types.MsgStoreCode) {
+				m.WASMByteCode = hackatomContract
+				m.Sender = sender.String()
+			})
+
+			// store code
+			rsp, err := wasmApp.MsgServiceRouter().Handler(msg)(xCtx, msg)
+			require.NoError(t, err)
+			var storeCodeResponse types.MsgStoreCodeResponse
+			require.NoError(t, wasmApp.AppCodec().Unmarshal(rsp.Data, &storeCodeResponse))
+
+			// instantiate contract
+			initMsg := keeper.HackatomExampleInitMsg{
+				Verifier:    sender,
+				Beneficiary: myAddress,
+			}
+			initMsgBz, err := json.Marshal(initMsg)
+			require.NoError(t, err)
+
+			msgInstantiate := &types.MsgInstantiateContract{
+				Sender: sender.String(),
+				Admin:  myAddress.String(),
+				CodeID: storeCodeResponse.CodeID,
+				Label:  "test",
+				Msg:    initMsgBz,
+				Funds:  sdk.Coins{},
+			}
+			rsp, err = wasmApp.MsgServiceRouter().Handler(msgInstantiate)(xCtx, msgInstantiate)
+			require.NoError(t, err)
+			var instantiateResponse types.MsgInstantiateContractResponse
+			require.NoError(t, wasmApp.AppCodec().Unmarshal(rsp.Data, &instantiateResponse))
+			contract_addr := rsp.Data
+
+			// when
+			migMsg := struct {
+				Verifier sdk.AccAddress `json:"verifier"`
+			}{Verifier: myAddress}
+			migMsgBz, err := json.Marshal(migMsg)
+			require.NoError(t, err)
+			msgMigrateContract := &types.MsgMigrateContract{
+				Sender:   spec.addr,
+				Msg:      migMsgBz,
+				Contract: instantiateResponse.Address,
+				CodeID:   storeCodeResponse.CodeID,
+			}
+			rsp, err = wasmApp.MsgServiceRouter().Handler(msgMigrateContract)(xCtx, msgMigrateContract)
+
+			// then
+			if spec.expErr {
+				require.Error(t, err)
+				return
+			}
+
+			// check event
+			events := rsp.Events
+			assert.Equal(t, 2, len(events))
+			assert.Equal(t, "message", events[0].Type)
+			assert.Equal(t, 2, len(events[0].Attributes))
+			assert.Equal(t, "module", string(events[0].Attributes[0].Key))
+			assert.Equal(t, "wasm", string(events[0].Attributes[0].Value))
+			assert.Equal(t, "sender", string(events[0].Attributes[1].Key))
+			assert.Equal(t, myAddress.String(), string(events[0].Attributes[1].Value))
+			assert.Equal(t, "migrate", events[1].Type)
+			assert.Equal(t, 2, len(events[1].Attributes))
+			assert.Equal(t, "code_id", string(events[1].Attributes[0].Key))
+			assert.Equal(t, "1", string(events[1].Attributes[0].Value))
+			assert.Equal(t, "_contract_address", string(events[1].Attributes[1].Key))
+			assert.Contains(t, string(contract_addr), string(events[1].Attributes[1].Value))
+
+			require.NoError(t, err)
+		})
+	}
+}