Merge pull request #20303 from hvitved/python/jump-to-def-unpack-tests

Python: Add jump-to-def tests for unpacking assignments

Author: hvitved

python/ql/test/query-tests/analysis/jump_to_defn/Definitions.expected

@@ -26,3 +26,6 @@
 | test.py:44:8:44:14 | ImportExpr | package/__init__.py:0:0:0:0 | Definition package/__init__.py:0 | Definition |
 | test.py:45:1:45:1 | p | test.py:44:8:44:14 | Definition test.py:44 | Definition |
 | test.py:45:3:45:3 | Attribute | package/__init__.py:2:18:2:18 | Definition package/__init__.py:2 | Definition |
+| test.py:48:32:48:38 | dirname | test.py:47:9:47:15 | Definition test.py:47 | Definition |
+| test.py:50:34:50:38 | lines | test.py:47:18:47:22 | Definition test.py:47 | Definition |
+| test.py:53:12:53:12 | x | test.py:49:9:49:12 | Definition test.py:49 | Definition |

python/ql/test/query-tests/analysis/jump_to_defn/test.py

@@ -43,3 +43,11 @@ class Decorated(object):
 from package import x
 import package as p
 p.x
+
+def foo(dirname, lines):
+    head, tail = os.path.split(dirname)
+    x = head # `head` is missing jump-to-def target
+    for start, line in enumerate(lines):
+        line = line.strip() # `line` is missing jump-to-def target
+        break
+    return x