Fix 'None' failure report for tests with pytest.fail(pytrace=False)

AUTHORS

@@ -13,6 +13,7 @@ Ahn Ki-Wook
 Akiomi Kamakura
 Alan Velasco
 Alessio Izzo
+Alex Jones
 Alexander Johnson
 Alexander King
 Alexei Kozlenok

src/_pytest/_code/code.py

@@ -627,7 +627,7 @@ class ExceptionInfo(Generic[E]):
             Ignored if ``style=="native"``.
 
         :param str style:
-            long|short|no|native|value traceback style.
+            long|short|line|no|native|value traceback style.
 
         :param bool abspath:
             If paths should be changed to absolute or left unchanged.

src/_pytest/nodes.py

@@ -445,7 +445,7 @@ class Node(metaclass=NodeMeta):
         if isinstance(excinfo.value, ConftestImportFailure):
             excinfo = ExceptionInfo.from_exc_info(excinfo.value.excinfo)
         if isinstance(excinfo.value, fail.Exception):
-            if not excinfo.value.pytrace:
+            if not excinfo.value.pytrace and style != "line":
                 style = "value"
         if isinstance(excinfo.value, FixtureLookupError):
             return excinfo.value.formatrepr()

testing/test_terminal.py

@@ -1539,6 +1539,18 @@ class TestGenericReporting:
         s = result.stdout.str()
         assert "def test_func2" not in s
 
+    def test_tb_crashline_pytrace_false(self, pytester: Pytester, option) -> None:
+        pytester.makepyfile(
+            """
+            import pytest
+            def test_func1():
+                pytest.fail('test_func1', pytrace=False)
+        """
+        )
+        result = pytester.runpytest("--tb=line")
+        s = result.stdout.str()
+        assert "None" not in s
+
     def test_pytest_report_header(self, pytester: Pytester, option) -> None:
         pytester.makeconftest(
             """