From ea04028758733714543d7121a5ec3268f26bf1de Mon Sep 17 00:00:00 2001
From: m-cahill <michael.cahill@ymail.com>
Date: Sun, 8 Mar 2026 21:56:10 -0700
Subject: [PATCH] test(M04): add test_util_modules for coverage gate 40% (#11)

Made-with: Cursor
---
 test/quality/test_util_modules.py | 42 +++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 test/quality/test_util_modules.py

diff --git a/test/quality/test_util_modules.py b/test/quality/test_util_modules.py
new file mode 100644
index 000000000..f89b1ab1b
--- /dev/null
+++ b/test/quality/test_util_modules.py
@@ -0,0 +1,42 @@
+"""Unit tests for modules.util and modules.prompt_parser. Adds coverage without server."""
+from modules.util import natural_sort_key, html_path
+from modules.prompt_parser import get_learned_conditioning_prompt_schedules
+
+
+def test_natural_sort_key():
+    """natural_sort_key orders strings with numbers correctly."""
+    items = ["a10", "a2", "a1"]
+    assert sorted(items, key=natural_sort_key) == ["a1", "a2", "a10"]
+
+
+def test_natural_sort_key_empty():
+    """natural_sort_key handles empty string."""
+    assert natural_sort_key("") == []
+
+
+def test_html_path():
+    """html_path returns path under script_path/html/."""
+    p = html_path("foo")
+    assert "html" in p
+    assert p.endswith("foo")
+
+
+def test_get_learned_conditioning_prompt_schedules_simple():
+    """Prompt schedule for simple prompt."""
+    result = get_learned_conditioning_prompt_schedules(["test"], 10)[0]
+    assert result == [[10, "test"]]
+
+
+def test_get_learned_conditioning_prompt_schedules_scheduled():
+    """Prompt schedule for [a:b:0.5] syntax."""
+    result = get_learned_conditioning_prompt_schedules(["a [b:.5] c"], 10)[0]
+    assert result == [[5, "a  c"], [10, "a b c"]]
+
+
+def test_get_learned_conditioning_prompt_schedules_alternate():
+    """Prompt schedule for [a|b] alternate syntax."""
+    result = get_learned_conditioning_prompt_schedules(["[a|b]"], 3)[0]
+    assert len(result) == 3
+    assert result[0][1] in ("a", "b")
+    assert result[1][1] in ("a", "b")
+    assert result[2][1] in ("a", "b")