test(token): refactoring testcase for token

CHANGELOG.md

@@ -59,6 +59,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (x/collection) [\#1133](https://github.com/Finschia/finschia-sdk/pull/1133) Refactor unittest for `SendFT`, `OperatorSendFT`, `AuthorizeOperator`, and `RevokeOperator` to check more states
 * (x/token) [\#1137](https://github.com/Finschia/finschia-sdk/pull/1137) Add test for event compatibility
 * (x/collection) [\#1139](https://github.com/Finschia/finschia-sdk/pull/1139) refactor overall unittests of `x/collection`
+* (x/token) [\#1140](https://github.com/Finschia/finschia-sdk/pull/1140) Refactor unittest for `x/token`
 
 ### Bug Fixes
 * (ledger) [\#1040](https://github.com/Finschia/finschia-sdk/pull/1040) Fix a bug(unable to connect nano S plus ledger on ubuntu)

testutil/encoding.go

@@ -14,6 +14,12 @@ func MustJSONMarshal(v any) []byte {
 	return b
 }
 
-func W(input string) []byte {
-	return []byte(fmt.Sprintf("\"%s\"", input))
+// W wraps input with double quotes if it is a string or fmt.Stringer.
+func W(input any) []byte {
+	switch input.(type) {
+	case string, fmt.Stringer:
+		return []byte(fmt.Sprintf("\"%s\"", input))
+	default:
+		panic("unsupported type")
+	}
 }

testutil/encoding_test.go

@@ -2,11 +2,13 @@ package testutil_test
 
 import (
 	"encoding/json"
+	"fmt"
 	"testing"
 
 	"github.com/stretchr/testify/require"
 
 	"github.com/Finschia/finschia-sdk/testutil"
+	sdk "github.com/Finschia/finschia-sdk/types"
 )
 
 func TestMustJSONMarshal(t *testing.T) {
@@ -29,5 +31,33 @@ func TestMustJSONMarshal(t *testing.T) {
 }
 
 func TestW(t *testing.T) {
-	require.Equal(t, []byte(`"test"`), testutil.W("test"))
+	testCases := map[string]struct {
+		acceptedType any
+	}{
+		"string": {
+			acceptedType: "test",
+		},
+		"sdk.AccAddress": {
+			acceptedType: sdk.AccAddress("address"),
+		},
+		"sdk.Coin": {
+			acceptedType: sdk.NewInt(1),
+		},
+		"should panic for unsupported types": {
+			acceptedType: 1,
+		},
+	}
+
+	for name, tc := range testCases {
+		t.Run(name, func(t *testing.T) {
+			switch v := tc.acceptedType.(type) {
+			case string, fmt.Stringer:
+				require.Equal(t, []byte(fmt.Sprintf(`"%s"`, v)), testutil.W(v))
+			default:
+				require.Panics(t, func() {
+					testutil.W(tc.acceptedType)
+				})
+			}
+		})
+	}
 }

x/token/keeper/keeper_test.go

@@ -2,7 +2,6 @@ package keeper_test
 
 import (
 	"context"
-	"fmt"
 	"testing"
 
 	"github.com/stretchr/testify/suite"
@@ -18,8 +17,6 @@ import (
 type KeeperTestSuite struct {
 	suite.Suite
 
-	deterministic bool
-
 	ctx         sdk.Context
 	goCtx       context.Context
 	keeper      keeper.Keeper
@@ -38,29 +35,21 @@ type KeeperTestSuite struct {
 }
 
 func (s *KeeperTestSuite) createRandomAccounts(accNum int) []sdk.AccAddress {
-	if s.deterministic {
-		addresses := make([]sdk.AccAddress, accNum)
-		for i := range addresses {
-			addresses[i] = sdk.AccAddress(fmt.Sprintf("address%d", i))
-		}
-		return addresses
-	} else {
-		seenAddresses := make(map[string]bool, accNum)
-		addresses := make([]sdk.AccAddress, accNum)
-		for i := range addresses {
-			var address sdk.AccAddress
-			for {
-				pk := secp256k1.GenPrivKey().PubKey()
-				address = sdk.AccAddress(pk.Address())
-				if !seenAddresses[address.String()] {
-					seenAddresses[address.String()] = true
-					break
-				}
+	seenAddresses := make(map[string]bool, accNum)
+	addresses := make([]sdk.AccAddress, accNum)
+	for i := range addresses {
+		var address sdk.AccAddress
+		for {
+			pk := secp256k1.GenPrivKey().PubKey()
+			address = sdk.AccAddress(pk.Address())
+			if !seenAddresses[address.String()] {
+				seenAddresses[address.String()] = true
+				break
 			}
-			addresses[i] = address
 		}
-		return addresses
+		addresses[i] = address
 	}
+	return addresses
 }
 
 func (s *KeeperTestSuite) SetupTest() {
@@ -132,10 +121,5 @@ func (s *KeeperTestSuite) SetupTest() {
 }
 
 func TestKeeperTestSuite(t *testing.T) {
-	for _, deterministic := range []bool{
-		false,
-		true,
-	} {
-		suite.Run(t, &KeeperTestSuite{deterministic: deterministic})
-	}
+	suite.Run(t, &KeeperTestSuite{})
 }