feat: new txtar command adduser

gno.land/cmd/gnoland/testdata/adduser-err.txtar

@@ -0,0 +1,5 @@
+gnoland start
+
+# should fail if user is added after node is started
+! adduser test5
+stderr '"adduser" error: adduser must be used before starting node'

gno.land/cmd/gnoland/testdata/adduser.txtar

@@ -0,0 +1,30 @@
+adduser test8
+
+## start a new node
+gnoland start
+
+## add bar.gno package located in $WORK directory as gno.land/r/foobar/bar
+gnokey maketx addpkg -pkgdir $WORK/bar -pkgpath gno.land/r/foobar/bar -gas-fee 1000000ugnot -gas-wanted 2000000 -broadcast -chainid=tendermint_test test8
+
+## execute Render
+gnokey maketx run -gas-fee 1000000ugnot -gas-wanted 2000000 -broadcast -chainid=tendermint_test test8 $WORK/script/script.gno
+
+## compare render
+stdout 'main: --- hello from foo ---'
+stdout 'OK!'
+stdout 'GAS WANTED: 200000'
+stdout 'GAS USED: '
+
+-- bar/bar.gno --
+package bar
+
+func Render(path string) string {
+ 	return "hello from foo"
+}
+
+-- script/script.gno --
+package main
+import "gno.land/r/foobar/bar"
+func main() {
+	println("main: ---", bar.Render(""), "---")
+}

gno.land/pkg/integration/doc.go

@@ -17,6 +17,14 @@
 //   - `--remote`, `--insecure-password-stdin`, and `--home` flags are set automatically to
 //     communicate with the gnoland node.
 //
+// 3. `adduser`:
+//   - Creates a new user in the default keybase directory
+//   - Must be run before `gnoland start`.
+//
+// 4. `sleep`:
+//   - Sleeps for a specified duration string, parsed by `time.ParseDuration`.
+//   - Defaults to 1 second if no duration is specified.
+//
 // Logging:
 //
 // Gnoland logs aren't forwarded to stdout to avoid overwhelming the tests with too much

gno.land/pkg/integration/testing_integration.go

@@ -2,20 +2,25 @@
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"hash/crc32"
 	"os"
 	"path/filepath"
 	"strconv"
 	"strings"
 	"testing"
+	"time"
 
+	"github.com/gnolang/gno/gno.land/pkg/gnoland"
 	"github.com/gnolang/gno/gnovm/pkg/gnoenv"
 	"github.com/gnolang/gno/tm2/pkg/bft/node"
 	"github.com/gnolang/gno/tm2/pkg/commands"
+	"github.com/gnolang/gno/tm2/pkg/crypto/bip39"
 	"github.com/gnolang/gno/tm2/pkg/crypto/keys"
 	"github.com/gnolang/gno/tm2/pkg/crypto/keys/client"
 	"github.com/gnolang/gno/tm2/pkg/log"
+	"github.com/gnolang/gno/tm2/pkg/std"
 	"github.com/rogpeppe/go-internal/testscript"
 )
 
@@ -71,6 +76,10 @@
 	// Testscripts run concurrently by default, so we need to be prepared for that.
 	nodes := map[string]*testNode{}
 
+	// Track new user balances added via the `adduser` command. These are added to the genesis
+	// state when the node is started.
+	var newUserBalances []gnoland.Balance
+
 	updateScripts, _ := strconv.ParseBool(os.Getenv("UPDATE_SCRIPTS"))
 	persistWorkDir, _ := strconv.ParseBool(os.Getenv("TESTWORK"))
 	return testscript.Params{
@@ -126,15 +135,15 @@
 				}
 
 				logger := ts.Value("_logger").(log.Logger) // grab logger
-				sid := ts.Getenv("SID")                    // grab session id
+				sid := getNodeSID(ts)                      // grab session id
 
 				var cmd string
 				cmd, args = args[0], args[1:]
 
 				var err error
 				switch cmd {
 				case "start":
-					if _, ok := nodes[sid]; ok {
+					if nodeIsRunning(nodes, sid) {
 						err = fmt.Errorf("node already started")
 						break
 					}
@@ -144,6 +153,16 @@
 
 					// Generate config and node
 					cfg, _ := TestingNodeConfig(t, gnoRootDir)
+
+					// Add balances for users added via the `adduser` command.
+					genesis := cfg.Genesis
+					genesisState := gnoland.GnoGenesisState{
+						Balances: genesis.AppState.(gnoland.GnoGenesisState).Balances,
+						Txs:      genesis.AppState.(gnoland.GnoGenesisState).Txs,
+					}
+					genesisState.Balances = append(genesisState.Balances, newUserBalances...)
+					cfg.Genesis.AppState = genesisState
+
 					n, remoteAddr := TestingInMemoryNode(t, logger, cfg)
 
 					// Register cleanup
@@ -211,10 +230,73 @@
 
 				tsValidateError(ts, "gnokey", neg, err)
 			},
+			"sleep": func(ts *testscript.TestScript, neg bool, args []string) {
+				d := time.Second
+				if len(args) > 0 {
+					var err error
+					if d, err = time.ParseDuration(args[0]); err != nil {
+						ts.Fatalf("unable to parse duration %q: %s", args[1], err)
+					}
+				}
+
+				time.Sleep(d)
+			},
+			// adduser commands must be executed before starting the node; it errors out otherwise.
+			"adduser": func(ts *testscript.TestScript, neg bool, args []string) {
+				if nodeIsRunning(nodes, getNodeSID(ts)) {
+					tsValidateError(ts, "adduser", neg, errors.New("adduser must be used before starting node"))
+					return
+				}
+
+				if len(args) == 0 {
+					ts.Fatalf("new user name required")
+				}
+
+				entropy, err := bip39.NewEntropy(256)
+				if err != nil {
+					ts.Fatalf("error creating entropy: %v", err)
+				}
+
+				mnemonic, err := bip39.NewMnemonic(entropy)
+				if err != nil {
+					ts.Fatalf("error generating mnemonic: %v", err)
+				}
+
+				accountName := args[0]
+				kb, err := keys.NewKeyBaseFromDir(gnoHomeDir)
+				if err != nil {
+					ts.Fatalf("unable to fetch keybase: %v", err)
+				}
+
+				var keyInfo keys.Info
+				if keyInfo, err = kb.CreateAccount(accountName, mnemonic, "", "", 0, 0); err != nil {
+					ts.Fatalf("unable to create account: %v", err)
+				}
+
+				address := keyInfo.GetAddress()
+				newUserBalances = append(
+					newUserBalances,
+					gnoland.Balance{
+						Address: address,
+						Amount:  std.Coins{std.NewCoin("ugnot", 1000000000000000000)},
+					},
+				)
+				ts.Setenv("USER_SEED_"+accountName, mnemonic)
+				ts.Setenv("USER_ADDR_"+accountName, address.String())
+			},
 		},
 	}
 }
 
+func getNodeSID(ts *testscript.TestScript) string {
+	return ts.Getenv("SID")
+}
+
+func nodeIsRunning(nodes map[string]*testNode, sid string) bool {
+	_, ok := nodes[sid]
+	return ok
+}
+
 func getTestingLogger(env *testscript.Env, logname string) (log.Logger, error) {
 	var path string