Rename test file. Update CHANGES.rst

Author: rocky

CHANGES.rst

@@ -1,6 +1,16 @@
 CHANGES
 =======
 
+9.0.0
+-----
+
+Sept 1, 2025
+
+* Add Python 3.13 support. Drop support for Python 3.8 and Python 3.9
+* Update to 9.0.0 Mathics3 API
+* Turn Document organization into a Guide section
+
+
 8.0.1
 -----
 

test/test_ntlk.py

@@ -0,0 +1,60 @@
+# -*- coding: utf-8 -*-
+from .helper import check_evaluation, session
+
+
+def test_natlang():
+
+    session.evaluate(
+        """
+        LoadModule["pymathics.natlang"]
+        """
+    )
+
+    for str_expr, str_expected, message in (
+        (
+            'WordCount["A long time ago"]',
+            "4",
+            "WordCount",
+        ),
+        (
+            "Length[WordList[]]>10000",
+            "True",
+            "WordList",
+        ),
+        (
+            'TextWords["Hickory, dickory, dock! The mouse ran up the clock."]',
+            '{"Hickory", "dickory", "dock", "The", "mouse", "ran", "up", "the", "clock"}',
+            "TextWords",
+        ),
+        (
+            'TextSentences["Night and day. Day and night."]',
+            '{"Night and day.", "Day and night."}',
+            "TextSentences",
+        ),
+        (
+            'TextSentences["Mr. Jones met Mrs. Jones."]',
+            '{"Mr. Jones met Mrs. Jones."}',
+            "TextSentences with Abbreviations",
+        ),
+        # (
+        #     'DeleteStopwords[{"Somewhere", "over", "the", "rainbow"}]',
+        #     '{"rainbow"}',
+        #     "DeleteStopWords",
+        # ),
+        (
+            'WordFrequency["Apple Tree", "apple", IgnoreCase -> True]',
+            "0.5",
+            "WordFrequency",
+        ),
+        (
+            'TextCases["I was in London last year.", "Pronoun"]',
+            '{"I"}',
+            "TextCases",
+        ),
+        # (
+        #     'Pluralize["try"]',
+        #     '"I"',
+        #     "Pluralize",
+        # ),
+    ):
+        check_evaluation(str_expr, str_expected, message)