diff --git a/tests/ethereum/encoding.hoon b/tests/ethereum/encoding.hoon
index d24251fe81..b07956148d 100644
--- a/tests/ethereum/encoding.hoon
+++ b/tests/ethereum/encoding.hoon
@@ -2,47 +2,43 @@
 |_  _tester:tester
 ::TODO  copy this:
 ::  https://github.com/ethereum/web3.js/blob/master/test/coder.encodeParam.js
-++  test-testing-the-tests
-  (expect-eq !>([4 4]))
 ::
 ++  test-static-args
-  =-  (expect-eq !>([res wan]))
-  ^-  [res=tape wan=tape]
-  :-  %-  encode-args:ethereum
-      :~  [%string "dave"]
-          [%bool &]
-          [%array [%uint 1] [%uint 2] [%uint 3] ~]
-      ==
-  %-  zing
-  :~  "0000000000000000000000000000000000000000000000000000000000000060"
-      "0000000000000000000000000000000000000000000000000000000000000001"
-      "00000000000000000000000000000000000000000000000000000000000000a0"
-      "0000000000000000000000000000000000000000000000000000000000000004"
-      "6461766500000000000000000000000000000000000000000000000000000000"
-      "0000000000000000000000000000000000000000000000000000000000000003"
-      "0000000000000000000000000000000000000000000000000000000000000001"
-      "0000000000000000000000000000000000000000000000000000000000000002"
-      "0000000000000000000000000000000000000000000000000000000000000003"
-  ==
+  %+  expect-nu-eq
+    !>  %-  encode-args:ethereum
+        :~  [%string "dave"]
+            [%bool &]
+            [%array [%uint 1] [%uint 2] [%uint 3] ~]
+        ==
+    !>  %-  zing
+        :~  "0000000000000000000000000000000000000000000000000000000000000060"
+            "0000000000000000000000000000000000000000000000000000000000000001"
+            "00000000000000000000000000000000000000000000000000000000000000a0"
+            "0000000000000000000000000000000000000000000000000000000000000004"
+            "6461766500000000000000000000000000000000000000000000000000000000"
+            "0000000000000000000000000000000000000000000000000000000000000003"
+            "0000000000000000000000000000000000000000000000000000000000000001"
+            "0000000000000000000000000000000000000000000000000000000000000002"
+            "0000000000000000000000000000000000000000000000000000000000000003"
+        ==
 ::
 ++  test-dynamic-args
-  =-  (expect-eq !>([res wan]))
-  ^-  [res=tape wan=tape]
-  :-  %-  encode-args:ethereum
-      :~  [%uint `@ud`0x123]
-          [%array [%uint `@ud`0x456] [%uint `@ud`0x789] ~]
-          [%bytes-n (as-octt:mimes:html (flop "1234567890"))]
-          [%bytes (as-octt:mimes:html (flop "Hello, world!"))]
-      ==
-  %-  zing
-  :~  "0000000000000000000000000000000000000000000000000000000000000123"
-      "0000000000000000000000000000000000000000000000000000000000000080"
-      "3132333435363738393000000000000000000000000000000000000000000000"
-      "00000000000000000000000000000000000000000000000000000000000000e0"
-      "0000000000000000000000000000000000000000000000000000000000000002"
-      "0000000000000000000000000000000000000000000000000000000000000456"
-      "0000000000000000000000000000000000000000000000000000000000000789"
-      "000000000000000000000000000000000000000000000000000000000000000d"
-      "48656c6c6f2c20776f726c642100000000000000000000000000000000000000"
-  ==
+  %+  expect-nu-eq
+    !>  %-  encode-args:ethereum
+        :~  [%uint `@ud`0x123]
+            [%array [%uint `@ud`0x456] [%uint `@ud`0x789] ~]
+            [%bytes-n (as-octt:mimes:html (flop "1234567890"))]
+            [%bytes (as-octt:mimes:html (flop "Hello, world!"))]
+        ==
+    !>  %-  zing
+        :~  "0000000000000000000000000000000000000000000000000000000000000123"
+            "0000000000000000000000000000000000000000000000000000000000000080"
+            "3132333435363738393000000000000000000000000000000000000000000000"
+            "00000000000000000000000000000000000000000000000000000000000000e0"
+            "0000000000000000000000000000000000000000000000000000000000000002"
+            "0000000000000000000000000000000000000000000000000000000000000456"
+            "0000000000000000000000000000000000000000000000000000000000000789"
+            "000000000000000000000000000000000000000000000000000000000000000d"
+            "48656c6c6f2c20776f726c642100000000000000000000000000000000000000"
+        ==
 --