Remove msg argument from instantiate2Address and add tests

packages/cosmwasm-stargate/src/index.ts

@@ -1,6 +1,6 @@
 export { Code, CodeDetails, Contract, ContractCodeHistoryEntry, CosmWasmClient } from "./cosmwasmclient";
 export { fromBinary, toBinary } from "./encoding";
-export { _instantiate2AddressIntermediate, instantiate2Address } from "./instantiate2_address";
+export { _instantiate2AddressIntermediate, instantiate2Address } from "./instantiate2";
 export {
   cosmWasmTypes,
   createWasmAminoConverters,

packages/cosmwasm-stargate/src/instantiate2.spec.ts

@@ -0,0 +1,53 @@
+import { fromHex } from "@cosmjs/encoding";
+
+import { instantiate2Address } from "./instantiate2";
+
+describe("instantiate2", () => {
+  describe("instantiate2Address", () => {
+    it("works", () => {
+      // Some entries from https://gist.github.com/webmaster128/e4d401d414bd0e7e6f70482f11877fbe
+      {
+        const checksum = fromHex("13a1fc994cc6d1c81b746ee0c0ff6f90043875e0bf1d9be6b7d779fc978dc2a5");
+        const creator = "purple1nxvenxve42424242hwamhwamenxvenxvhxf2py";
+        const salt = fromHex("61");
+        expect(instantiate2Address(checksum, creator, salt, "purple")).toEqual(
+          "purple1t6r960j945lfv8mhl4mage2rg97w63xeynwrupum2s2l7em4lprs9ce5hk",
+        );
+      }
+      {
+        const checksum = fromHex("13a1fc994cc6d1c81b746ee0c0ff6f90043875e0bf1d9be6b7d779fc978dc2a5");
+        const creator = "purple1nxvenxve42424242hwamhwamenxvenxvhxf2py";
+        const salt = fromHex(
+          "aabbccddeeffffeeddbbccddaa66551155aaaabbcc787878789900aabbccddeeffffeeddbbccddaa66551155aaaabbcc787878789900aabbbbcc221100acadae",
+        );
+        expect(instantiate2Address(checksum, creator, salt, "purple")).toEqual(
+          "purple1jwzvvfyvpwchrccxl476pxf7c83qawsqv3f2820q0zyrav6eg4jqdcq7gc",
+        );
+      }
+      {
+        const checksum = fromHex("13a1fc994cc6d1c81b746ee0c0ff6f90043875e0bf1d9be6b7d779fc978dc2a5");
+        const creator = "purple1nxvenxve42424242hwamhwamenxvenxvmhwamhwaamhwamhwlllsatsy6m";
+        const salt = fromHex("61");
+        expect(instantiate2Address(checksum, creator, salt, "purple")).toEqual(
+          "purple1juj7jn6j3k9h35euyhealntquc2zmzlxp2ek76jmtypkl4g4vrdsfwmwxk",
+        );
+      }
+      {
+        const checksum = fromHex("13a1fc994cc6d1c81b746ee0c0ff6f90043875e0bf1d9be6b7d779fc978dc2a5");
+        const creator = "purple1nxvenxve42424242hwamhwamenxvenxvmhwamhwaamhwamhwlllsatsy6m";
+        const salt = fromHex("61");
+        expect(instantiate2Address(checksum, creator, salt, "purple")).toEqual(
+          "purple1juj7jn6j3k9h35euyhealntquc2zmzlxp2ek76jmtypkl4g4vrdsfwmwxk",
+        );
+      }
+      {
+        const checksum = fromHex("1da6c16de2cbaf7ad8cbb66f0925ba33f5c278cb2491762d04658c1480ea229b");
+        const creator = "purple1nxvenxve42424242hwamhwamenxvenxvhxf2py";
+        const salt = fromHex("61");
+        expect(instantiate2Address(checksum, creator, salt, "purple")).toEqual(
+          "purple1h9wyvusc6sy2p7fsgmez0dhvullpsyel7vq38k6d9fa7ehlv59qsvnyh36",
+        );
+      }
+    });
+  });
+});

packages/cosmwasm-stargate/src/instantiate2.ts

@@ -63,8 +63,7 @@ export function instantiate2Address(
   checksum: Uint8Array,
   creator: string,
   salt: Uint8Array,
-  msg: string | null,
   prefix: string,
 ): string {
-  return _instantiate2AddressIntermediate(checksum, creator, salt, msg, prefix).address;
+  return _instantiate2AddressIntermediate(checksum, creator, salt, null, prefix).address;
 }