1 files changed, 32 insertions, 0 deletions
diff --git a/tests/pattern/call.test.py b/tests/pattern/call.test.py
new file mode 100644
index 0000000..ff26476
--- /dev/null
+++ b/tests/pattern/call.test.py
@@ -0,0 +1,32 @@
+"""Tests for :meth:`Pattern.__call__` — validators-as-callables."""
+
+from edify import Pattern
+
+
+def test_call_returns_true_when_pattern_matches_anywhere_in_string():
+    contains_digit = Pattern().digit()
+    assert contains_digit("hello 42 world") is True
+
+
+def test_call_returns_false_when_pattern_never_matches():
+    contains_digit = Pattern().digit()
+    assert contains_digit("hello world") is False
+
+
+def test_call_delegates_to_test_with_search_semantics():
+    only_letters = Pattern().start_of_input().one_or_more().letter().end_of_input()
+    assert only_letters("abc") is True
+    assert only_letters("abc123") is False
+
+
+def test_call_result_is_a_bool_not_a_match_object():
+    contains_digit = Pattern().digit()
+    assert isinstance(contains_digit("42"), bool)
+
+
+def test_call_reuses_the_cached_regex_across_repeat_calls():
+    pattern = Pattern().string("hi")
+    first_compiled = pattern.to_regex()
+    pattern("hi world")
+    pattern("bye world")
+    assert pattern.to_regex() is first_compiled