1 files changed, 40 insertions, 30 deletions

diff --git a/gen/test/gleam@iodata_test.erl b/gen/test/gleam@iodata_test.erl
index 63cec0b..3df2cbb 100644
--- a/gen/test/gleam@iodata_test.erl
+++ b/gen/test/gleam@iodata_test.erl
@@ -6,88 +6,98 @@
 iodata_test() ->
     Data = gleam@iodata:prepend(
         gleam@iodata:append(
-            gleam@iodata:append(gleam@iodata:new(<<"ello">>), <<",">>),
-            <<" world!">>
+            gleam@iodata:append(gleam@iodata:new(<<"ello"/utf8>>), <<","/utf8>>),
+            <<" world!"/utf8>>
         ),
-        <<"H">>
+        <<"H"/utf8>>
     ),
-    gleam@should:equal(gleam@iodata:to_string(Data), <<"Hello, world!">>),
+    gleam@should:equal(gleam@iodata:to_string(Data), <<"Hello, world!"/utf8>>),
     gleam@should:equal(gleam@iodata:byte_size(Data), 13),
     Data1 = gleam@iodata:prepend_iodata(
         gleam@iodata:append_iodata(
             gleam@iodata:append_iodata(
-                gleam@iodata:new(<<"ello">>),
-                gleam@iodata:new(<<",">>)
+                gleam@iodata:new(<<"ello"/utf8>>),
+                gleam@iodata:new(<<","/utf8>>)
             ),
             gleam@iodata:concat(
-                [gleam@iodata:new(<<" wo">>), gleam@iodata:new(<<"rld!">>)]
+                [gleam@iodata:new(<<" wo"/utf8>>),
+                 gleam@iodata:new(<<"rld!"/utf8>>)]
             )
         ),
-        gleam@iodata:new(<<"H">>)
+        gleam@iodata:new(<<"H"/utf8>>)
     ),
-    gleam@should:equal(gleam@iodata:to_string(Data1), <<"Hello, world!">>),
+    gleam@should:equal(gleam@iodata:to_string(Data1), <<"Hello, world!"/utf8>>),
     gleam@should:equal(gleam@iodata:byte_size(Data1), 13).
 
 lowercase_test() ->
     gleam@should:equal(
         gleam@iodata:to_string(
             gleam@iodata:lowercase(
-                gleam@iodata:from_strings([<<"Gleam">>, <<"Gleam">>])
+                gleam@iodata:from_strings([<<"Gleam"/utf8>>, <<"Gleam"/utf8>>])
             )
         ),
-        <<"gleamgleam">>
+        <<"gleamgleam"/utf8>>
     ).
 
 uppercase_test() ->
     gleam@should:equal(
         gleam@iodata:to_string(
             gleam@iodata:uppercase(
-                gleam@iodata:from_strings([<<"Gleam">>, <<"Gleam">>])
+                gleam@iodata:from_strings([<<"Gleam"/utf8>>, <<"Gleam"/utf8>>])
             )
         ),
-        <<"GLEAMGLEAM">>
+        <<"GLEAMGLEAM"/utf8>>
     ).
 
 split_test() ->
     gleam@should:equal(
-        gleam@iodata:split(gleam@iodata:new(<<"Gleam,Erlang,Elixir">>), <<",">>),
-        [gleam@iodata:new(<<"Gleam">>),
-         gleam@iodata:new(<<"Erlang">>),
-         gleam@iodata:new(<<"Elixir">>)]
+        gleam@iodata:split(
+            gleam@iodata:new(<<"Gleam,Erlang,Elixir"/utf8>>),
+            <<","/utf8>>
+        ),
+        [gleam@iodata:new(<<"Gleam"/utf8>>),
+         gleam@iodata:new(<<"Erlang"/utf8>>),
+         gleam@iodata:new(<<"Elixir"/utf8>>)]
     ),
     gleam@should:equal(
         gleam@iodata:split(
-            gleam@iodata:from_strings([<<"Gleam, Erl">>, <<"ang,Elixir">>]),
-            <<", ">>
+            gleam@iodata:from_strings(
+                [<<"Gleam, Erl"/utf8>>, <<"ang,Elixir"/utf8>>]
+            ),
+            <<", "/utf8>>
         ),
-        [gleam@iodata:new(<<"Gleam">>),
-         gleam@iodata:from_strings([<<"Erl">>, <<"ang,Elixir">>])]
+        [gleam@iodata:new(<<"Gleam"/utf8>>),
+         gleam@iodata:from_strings([<<"Erl"/utf8>>, <<"ang,Elixir"/utf8>>])]
     ).
 
 is_equal_test() ->
     gleam@should:be_true(
         gleam@iodata:is_equal(
-            gleam@iodata:new(<<"12">>),
-            gleam@iodata:from_strings([<<"1">>, <<"2">>])
+            gleam@iodata:new(<<"12"/utf8>>),
+            gleam@iodata:from_strings([<<"1"/utf8>>, <<"2"/utf8>>])
         )
     ),
     gleam@should:be_true(
         gleam@iodata:is_equal(
-            gleam@iodata:new(<<"12">>),
-            gleam@iodata:new(<<"12">>)
+            gleam@iodata:new(<<"12"/utf8>>),
+            gleam@iodata:new(<<"12"/utf8>>)
         )
     ),
     gleam@should:be_false(
         gleam@iodata:is_equal(
-            gleam@iodata:new(<<"12">>),
-            gleam@iodata:new(<<"2">>)
+            gleam@iodata:new(<<"12"/utf8>>),
+            gleam@iodata:new(<<"2"/utf8>>)
         )
     ).
 
 is_empty_test() ->
-    gleam@should:be_true(gleam@iodata:is_empty(gleam@iodata:new(<<"">>))),
-    gleam@should:be_false(gleam@iodata:is_empty(gleam@iodata:new(<<"12">>))),
+    gleam@should:be_true(gleam@iodata:is_empty(gleam@iodata:new(<<""/utf8>>))),
+    gleam@should:be_false(
+        gleam@iodata:is_empty(gleam@iodata:new(<<"12"/utf8>>))
+    ),
     gleam@should:be_true(gleam@iodata:is_empty(gleam@iodata:from_strings([]))),
     gleam@should:be_true(
-        gleam@iodata:is_empty(gleam@iodata:from_strings([<<"">>, <<"">>]))
+        gleam@iodata:is_empty(
+            gleam@iodata:from_strings([<<""/utf8>>, <<""/utf8>>])
+        )
     ).