short test summary: include lineno of crash

Uses "%s:%d(%s)" % (path,)
Uses `"%s:%d(%s)" % (path, testloc.lineno, testname)` for locations in
tests, and `"%s (%s:%d)" % (nodeid, testloc_path, testloc.lineno)`
otherwise.

Fixes pytest-dev#5241.
Closes #38.

src/_pytest/terminal.py

@@ -9,6 +9,7 @@
 import sys
 import time
 from functools import partial
+from pathlib import Path
 from typing import Callable
 from typing import Dict
 from typing import List
@@ -1007,7 +1008,30 @@ def show_skipped(lines: List[str]) -> None:
 
 def _get_pos(config, rep):
     nodeid = config.cwd_relative_nodeid(rep.nodeid)
-    return nodeid
+    path, _, testname = nodeid.partition("::")
+    if not testname:
+        return nodeid
+
+    # Append location (line number).
+    # This uses the first traceback entry for the location in the test itself
+    # (rather than reprcrash, which might be less relevant for going to
+    # directly, e.g. pexpect failures in pytest itself).
+    try:
+        testloc = rep.longrepr.reprtraceback.reprentries[0].reprfileloc
+    except AttributeError:
+        return nodeid
+
+    assert isinstance(testloc.path, str), testloc.path
+    testloc_path = Path(testloc.path)
+    try:
+        testloc_path = testloc_path.relative_to(config.invocation_dir)
+    except ValueError:
+        pass
+
+    if str(testloc_path) == path:
+        return "%s:%d(%s)" % (path, testloc.lineno, testname)
+
+    return "%s (%s:%d)" % (nodeid, testloc_path, testloc.lineno)
 
 
 def _get_line_with_reprcrash_message(config, rep, termwidth):

testing/test_skipping.py

@@ -257,14 +257,23 @@ def test_this_false():
                 assert 1
         """
         )
+        from _pytest.runner import CallInfo
+
+        from_call_code = CallInfo.from_call.__func__.__code__
+        loc = "{}:{}".format(
+            from_call_code.co_filename, from_call_code.co_firstlineno + 7
+        )
+
         result = testdir.runpytest(p, "-rx")
         result.stdout.fnmatch_lines(
             [
-                "*test_one*test_this*",
-                "*NOTRUN*noway",
-                "*test_one*test_this_true*",
-                "*NOTRUN*condition:*True*",
-                "*1 passed*",
+                "*= short test summary info =*",
+                "",
+                "XFAIL test_one.py::test_this ({})".format(loc),
+                "  reason: [NOTRUN] noway",
+                "XFAIL test_one.py::test_this_true ({})".format(loc),
+                "  reason: [NOTRUN] condition: True",
+                "*= 1 passed, 2 xfailed in *",
             ]
         )
 
@@ -1168,8 +1177,8 @@ def test_pytest_fail():
         [
             "=* FAILURES *=",
             "*= short test summary info =*",
-            "FAILED test_summary_list_after_errors.py::test_fail - assert 0",
-            "FAILED test_summary_list_after_errors.py::test_pytest_fail - fail exc",
+            "FAILED test_summary_list_after_errors.py:3(test_fail) - assert 0",
+            "FAILED test_summary_list_after_errors.py:6(test_pytest_fail) - fail exc",
         ]
     )
 

testing/test_terminal.py

@@ -775,8 +775,8 @@ def test_linematcher():
     result.stdout.fnmatch_lines(
         [
             "*test summary*",
-            "FAILED test_fail_extra_reporting.py::test_this - AssertionError: this_failedt...",
-            "FAILED test_fail_extra_reporting.py::test_linematcher - remains unmatched: 'l...",
+            "FAILED test_fail_extra_reporting.py:2(test_this) - AssertionError: this_faile...",
+            "FAILED test_fail_extra_reporting.py:7(test_linematcher) - remains unmatched: ...",
             "*= 2 failed in *",
         ]
     )