Merge branch 'james/mainline/vp-user-multitoken-auth' (#886) into main

* james/mainline/vp-user-multitoken-auth:
  Add end-to-end tests for multitoken transfers

.changelog/unreleased/testing/886-vp-user-multitoken-auth .md

@@ -0,0 +1,2 @@
+- Add e2e tests for multitoken transfers
+  ([#886](https://github.com/anoma/namada/pull/886))

tests/Cargo.toml

@@ -32,6 +32,7 @@ ibc = {version = "0.14.0", default-features = false}
 ibc-proto = {version = "0.17.1", default-features = false}
 ibc-relayer = {version = "0.14.0", default-features = false}
 prost = "0.9.0"
+regex = "1.7.0"
 serde_json = {version = "1.0.65"}
 sha2 = "0.9.3"
 test-log = {version = "0.2.7", default-features = false, features = ["trace"]}

tests/src/e2e.rs

@@ -15,5 +15,6 @@ pub mod eth_bridge_tests;
 pub mod helpers;
 pub mod ibc_tests;
 pub mod ledger_tests;
+pub mod multitoken_tests;
 pub mod setup;
 pub mod wallet_tests;

tests/src/e2e/helpers.rs

@@ -17,9 +17,54 @@ use namada::types::token;
 use namada_apps::config::genesis::genesis_config;
 use namada_apps::config::{Config, TendermintMode};
 
-use super::setup::{sleep, Test, ENV_VAR_DEBUG, ENV_VAR_USE_PREBUILT_BINARIES};
+use super::setup::{
+    self, sleep, NamadaBgCmd, Test, ENV_VAR_DEBUG,
+    ENV_VAR_USE_PREBUILT_BINARIES,
+};
 use crate::e2e::setup::{Bin, Who, APPS_PACKAGE};
-use crate::run;
+use crate::{run, run_as};
+
+/// Sets up a test chain with a single validator node running in the background,
+/// and returns the [`Test`] handle and [`NamadaBgCmd`] for the validator node.
+/// It blocks until the node is ready to receive RPC requests from
+/// `namadac`.
+pub fn setup_single_node_test() -> Result<(Test, NamadaBgCmd)> {
+    let test = setup::single_node_net()?;
+    let mut ledger =
+        run_as!(test, Who::Validator(0), Bin::Node, &["ledger"], Some(40))?;
+    ledger.exp_string("Namada ledger node started")?;
+    // TODO(namada#867): we only need to wait until the RPC server is available,
+    // not necessarily for a block to be committed
+    // ledger.exp_string("Starting RPC HTTP server on")?;
+    ledger.exp_regex(r"Committed block hash.*, height: [0-9]+")?;
+    Ok((test, ledger.background()))
+}
+
+pub fn init_established_account(
+    test: &Test,
+    rpc_addr: &str,
+    source_alias: &str,
+    key_alias: &str,
+    established_alias: &str,
+) -> Result<()> {
+    let init_account_args = vec![
+        "init-account",
+        "--source",
+        source_alias,
+        "--public-key",
+        key_alias,
+        "--alias",
+        established_alias,
+        "--ledger-address",
+        rpc_addr,
+    ];
+    let mut client_init_account =
+        run!(test, Bin::Client, init_account_args, Some(40))?;
+    client_init_account.exp_string("Transaction is valid.")?;
+    client_init_account.exp_string("Transaction applied")?;
+    client_init_account.assert_success();
+    Ok(())
+}
 
 /// Find the address of an account by its alias from the wallet
 pub fn find_address(test: &Test, alias: impl AsRef<str>) -> Result<Address> {