2 files changed, 24 insertions, 7 deletions
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-toString.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-toString.exp
index 0dda9a682704..a148ebc3b53f 100644
--- a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-toString.exp
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-toString.exp
@@ -1 +1 @@
-[ "1" ]
+[ "1" "4.200000" "" "" "1" "foo" "/etc" "Hello World" "Hello World" "1" "out" "2" "1 4.200000   1 foo /etc Hello World Hello World 1 out 2" ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-toString.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-toString.nix
index 05b2917a0fb3..e4dc18ac96a7 100644
--- a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-toString.nix
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-toString.nix
@@ -1,6 +1,23 @@
-# TODO: add some examples for the "weird" types
-[
-  (toString 1)
-  # TODO: floats must be padded to 6 digits
-  # (toString 4.2)
-]
+let
+  toStringableSet = {
+    __toString = self: self.content;
+    content = "Hello World";
+  };
+
+  toStringExamples = [
+    (toString 1)
+    (toString 4.2)
+    (toString null)
+    (toString false)
+    (toString true)
+    (toString "foo")
+    (toString /etc)
+    (toString toStringableSet)
+    (toString { __toString = _: toStringableSet; })
+    (toString { __toString = _: true; })
+    (toString { outPath = "out"; })
+    (toString { outPath = { outPath = { __toString = _: 2; }; }; })
+  ];
+in
+
+toStringExamples ++ [ (toString toStringExamples) ]