feat: add repr and str impl for OnFailureException (#68)

meiga/on_failure_exception.py

@@ -12,3 +12,9 @@ class OnFailureException(Error):
     def __init__(self, result: "AnyResult") -> None:
         self.result = result
         Exception.__init__(self)
+
+    def __str__(self) -> str:
+        return f"OnFailureException: {self.result}"
+
+    def __repr__(self) -> str:
+        return f"OnFailureException: {self.result}"

tests/unit/test_on_failure_exception.py

@@ -0,0 +1,28 @@
+import pytest
+
+from meiga import Error, Result
+from meiga.on_failure_exception import OnFailureException
+
+
+@pytest.mark.unit
+def test_should_str_as_expected_default_error():
+    result = Result(failure=Error())
+
+    exception = OnFailureException(result)
+
+    assert "OnFailureException: Result[status: failure | value: Error]" == str(
+        exception
+    )
+
+
+@pytest.mark.unit
+def test_should_str_as_expected_an_exception():
+    wrapped_exception = ValueError("Something went wrong")
+    result = Result(failure=wrapped_exception)
+
+    exception = OnFailureException(result)
+
+    assert (
+        f"OnFailureException: Result[status: failure | value: {wrapped_exception.__repr__()}]"
+        == str(exception)
+    )