message: Random test cleanups
diff: @@ -301,9 +301,10 @@ describe("CosmWasmConnection", () => {
  if (isFailedTransaction(getResponse)) {
  throw new Error("Expected transaction to succeed");
  }
  + assert(getResponse.log, "Log must be available");
  // we get a json response in the log for each msg, multiple events is good (transfer succeeded)
  - const log = JSON.parse(getResponse.log!)[0];
  - expect(log.events.length).toBe(2);
  + const [firstLog] = JSON.parse(getResponse.log);
  + expect(firstLog.events.length).toEqual(2);
  const { transaction, signatures } = getResponse;
  if (!isSendTransaction(transaction)) {
  throw new Error("Expected send transaction");
  @@ -360,7 +361,6 @@ describe("CosmWasmConnection", () => {
  // search by id
  const idSearchResponse = await connection.searchTx({ id: transactionId });
  - expect(idSearchResponse).toBeTruthy();
  expect(idSearchResponse.length).toEqual(1);
  const idResult = idSearchResponse[0];
  @@ -368,8 +368,9 @@ describe("CosmWasmConnection", () => {
  if (isFailedTransaction(idResult)) {
  throw new Error("Expected transaction to succeed");
  }
  - const idlog = JSON.parse(idResult.log!)[0];
  - expect(idlog.events.length).toBe(2);
  + assert(idResult.log, "Log must be available");
  + const [firstIdlog] = JSON.parse(idResult.log);
  + expect(firstIdlog.events.length).toEqual(2);
  const { transaction: idTransaction } = idResult;
  if (!isSendTransaction(idTransaction)) {
  @@ -392,8 +393,9 @@ describe("CosmWasmConnection", () => {
  if (isFailedTransaction(senderAddressResult)) {
  throw new Error("Expected transaction to succeed");
  }
  - const senderLog = JSON.parse(senderAddressResult.log!)[0];
  - expect(senderLog.events.length).toBe(2);
  + assert(senderAddressResult.log, "Log must be available");
  + const [firstSenderLog] = JSON.parse(senderAddressResult.log);
  + expect(firstSenderLog.events.length).toEqual(2);
  const { transaction: senderAddressTransaction } = senderAddressResult;
  if (!isSendTransaction(senderAddressTransaction)) {
  @@ -440,8 +442,9 @@ describe("CosmWasmConnection", () => {
  if (isFailedTransaction(heightResult)) {
  throw new Error("Expected transaction to succeed");
  }
  - const heightLog = JSON.parse(heightResult.log!)[0];
  - expect(heightLog.events.length).toBe(2);
  + assert(heightResult.log, "Log must be available");
  + const [firstHeightLog] = JSON.parse(heightResult.log);
  + expect(firstHeightLog.events.length).toEqual(2);
  const { transaction: heightTransaction } = heightResult;
  if (!isSendTransaction(heightTransaction)) {
  