Change string cast of int value to rune cast

See golang/go#32479

Signed-off-by: Matthew Sykes <sykesmat@us.ibm.com>

Author: sykesm

core/ledger/kvledger/txmgmt/statedb/statecouchdb/couchdb_test.go

@@ -706,10 +706,10 @@ func TestPrefixScan(t *testing.T) {
 	require.Equal(t, database, dbResp.DbName)
 
 	//Save documents
-	for i := 0; i < 20; i++ {
-		id1 := string(0) + string(i) + string(0)
-		id2 := string(0) + string(i) + string(1)
-		id3 := string(0) + string(i) + string(utf8.MaxRune-1)
+	for i := rune(0); i < 20; i++ {
+		id1 := string([]rune{0, i, 0})
+		id2 := string([]rune{0, i, 1})
+		id3 := string([]rune{0, i, utf8.MaxRune - 1})
 		_, saveerr := db.saveDoc(id1, "", &couchDoc{jsonValue: assetJSON, attachments: nil})
 		require.NoError(t, saveerr, "Error when trying to save a document")
 		_, saveerr = db.saveDoc(id2, "", &couchDoc{jsonValue: assetJSON, attachments: nil})
@@ -718,7 +718,7 @@ func TestPrefixScan(t *testing.T) {
 		require.NoError(t, saveerr, "Error when trying to save a document")
 
 	}
-	startKey := string(0) + string(10)
+	startKey := string([]rune{0, 10})
 	endKey := startKey + string(utf8.MaxRune)
 	_, _, geterr := db.readDoc(endKey)
 	require.NoError(t, geterr, "Error when trying to get lastkey")
@@ -728,9 +728,9 @@ func TestPrefixScan(t *testing.T) {
 	require.NotNil(t, resultsPtr)
 	results := resultsPtr
 	require.Equal(t, 3, len(results))
-	require.Equal(t, string(0)+string(10)+string(0), results[0].id)
-	require.Equal(t, string(0)+string(10)+string(1), results[1].id)
-	require.Equal(t, string(0)+string(10)+string(utf8.MaxRune-1), results[2].id)
+	require.Equal(t, string([]rune{0, 10, 0}), results[0].id)
+	require.Equal(t, string([]rune{0, 10, 1}), results[1].id)
+	require.Equal(t, string([]rune{0, 10, utf8.MaxRune - 1}), results[2].id)
 
 	//Drop the database
 	_, errdbdrop := db.dropDatabase()

gossip/gossip/algo/pull_test.go

@@ -187,7 +187,7 @@ func TestPullEngine_Stop(t *testing.T) {
 	inst2.setNextPeerSelection([]string{"p1"})
 	go func() {
 		for i := 0; i < 100; i++ {
-			inst1.Add(string(i))
+			inst1.Add(strconv.Itoa(i))
 			time.Sleep(time.Duration(10) * time.Millisecond)
 		}
 	}()
@@ -210,7 +210,7 @@ func TestPullEngineAll2AllWithIncrementalSpawning(t *testing.T) {
 
 	for i := 0; i < instanceCount; i++ {
 		inst := newPushPullTestInstance(fmt.Sprintf("p%d", i+1), peers)
-		inst.Add(string(i + 1))
+		inst.Add(strconv.Itoa(i + 1))
 		time.Sleep(time.Duration(50) * time.Millisecond)
 	}
 	for i := 0; i < instanceCount; i++ {

integration/nwo/network.go

@@ -814,7 +814,6 @@ func hostIPv4Addrs() []net.IP {
 // bootstrapIdemix creates the idemix-related crypto material
 func (n *Network) bootstrapIdemix() {
 	for j, org := range n.IdemixOrgs() {
-
 		output := n.IdemixOrgMSPDir(org)
 		// - ca-keygen
 		sess, err := n.Idemixgen(commands.CAKeyGen{
@@ -825,13 +824,13 @@ func (n *Network) bootstrapIdemix() {
 
 		// - signerconfig
 		usersOutput := filepath.Join(n.IdemixOrgMSPDir(org), "users")
-		userOutput := filepath.Join(usersOutput, fmt.Sprintf("User%d@%s", 1, org.Domain))
+		userOutput := filepath.Join(usersOutput, "User1@"+org.Domain)
 		sess, err = n.Idemixgen(commands.SignerConfig{
 			CAInput:          output,
 			Output:           userOutput,
 			OrgUnit:          org.Domain,
-			EnrollmentID:     "User" + string(1),
-			RevocationHandle: fmt.Sprintf("1%d%d", 1, j),
+			EnrollmentID:     "User1",
+			RevocationHandle: fmt.Sprintf("11%d", j),
 		})
 		Expect(err).NotTo(HaveOccurred())
 		Eventually(sess, n.EventuallyTimeout).Should(gexec.Exit(0))