Included tests for EthAddressStr

tests/rpcclient/test_hexstrings.nim

@@ -97,3 +97,28 @@ proc doHexStrTests* =
         source = "0x0123"
         x = hexDataStr source
       check %x == %source
+
+  suite "[RPC] Eth address strings":
+    test "Valid address":
+      let
+        e = "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6"
+        e_addr = e.ethAddressStr
+      check e == e_addr.string
+      let
+        short_e = "0x0f572e5295c57f"
+        short_e_addr = short_e.ethAddressStr
+      check short_e == short_e_addr.string
+    test "Too long":
+      expect ValueError:
+        let
+          # too long
+          e = "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec66"
+          e_addr = e.ethAddressStr
+        check e == e_addr.string
+    test "Wrong format":
+      expect ValueError:
+        let
+          # too long
+          e = "000f572e5295c57f15886f9b263e2f6d2d6c7b5ec6"
+          e_addr = e.ethAddressStr
+        check e == e_addr.string