From 025b2b6ef44b16f3c6b1eb36e27fff729e62cfa9 Mon Sep 17 00:00:00 2001
From: Fokko Driesprong <fokko@apache.org>
Date: Fri, 17 Oct 2025 19:51:33 +0200
Subject: [PATCH] Fix expression tests

`test_not_equal_to_invert` should test unbound References,

Bound one are tested here:

https://github.com/apache/iceberg-python/blob/d99936a6aa1758577c27532eb4f91bd15053ce92/tests/expressions/test_expressions.py#L363-L373
---
 tests/expressions/test_expressions.py | 30 ++++++---------------------
 1 file changed, 6 insertions(+), 24 deletions(-)

diff --git a/tests/expressions/test_expressions.py b/tests/expressions/test_expressions.py
index 5a0c8c9241..115cc4025f 100644
--- a/tests/expressions/test_expressions.py
+++ b/tests/expressions/test_expressions.py
@@ -427,51 +427,33 @@ def test_bound_less_than_or_equal_invert(table_schema_simple: Schema) -> None:
 
 def test_not_equal_to_invert() -> None:
     bound = NotEqualTo(
-        term=BoundReference(  # type: ignore
-            field=NestedField(field_id=1, name="foo", field_type=StringType(), required=False),
-            accessor=Accessor(position=0, inner=None),
-        ),
+        term=Reference("foo"),
         literal="hello",
     )
     assert ~bound == EqualTo(
-        term=BoundReference(  # type: ignore
-            field=NestedField(field_id=1, name="foo", field_type=StringType(), required=False),
-            accessor=Accessor(position=0, inner=None),
-        ),
+        term=Reference("foo"),
         literal="hello",
     )
 
 
 def test_greater_than_or_equal_invert() -> None:
     bound = GreaterThanOrEqual(
-        term=BoundReference(  # type: ignore
-            field=NestedField(field_id=1, name="foo", field_type=StringType(), required=False),
-            accessor=Accessor(position=0, inner=None),
-        ),
+        term=Reference("foo"),
         literal="hello",
     )
     assert ~bound == LessThan(
-        term=BoundReference(  # type: ignore
-            field=NestedField(field_id=1, name="foo", field_type=StringType(), required=False),
-            accessor=Accessor(position=0, inner=None),
-        ),
+        term=Reference("foo"),
         literal="hello",
     )
 
 
 def test_less_than_or_equal_invert() -> None:
     bound = LessThanOrEqual(
-        term=BoundReference(  # type: ignore
-            field=NestedField(field_id=1, name="foo", field_type=StringType(), required=False),
-            accessor=Accessor(position=0, inner=None),
-        ),
+        term=Reference("foo"),
         literal="hello",
     )
     assert ~bound == GreaterThan(
-        term=BoundReference(  # type: ignore
-            field=NestedField(field_id=1, name="foo", field_type=StringType(), required=False),
-            accessor=Accessor(position=0, inner=None),
-        ),
+        term=Reference("foo"),
         literal="hello",
     )