diff options
Diffstat (limited to 'bindings/python/tests/cindex/test_cursor.py')
| -rw-r--r-- | bindings/python/tests/cindex/test_cursor.py | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/bindings/python/tests/cindex/test_cursor.py b/bindings/python/tests/cindex/test_cursor.py index c80cf10ebe..9a37d2ff1b 100644 --- a/bindings/python/tests/cindex/test_cursor.py +++ b/bindings/python/tests/cindex/test_cursor.py @@ -1,4 +1,7 @@ +import gc + from clang.cindex import CursorKind +from clang.cindex import TranslationUnit from clang.cindex import TypeKind from .util import get_cursor from .util import get_cursors @@ -38,6 +41,8 @@ def test_get_children(): tu_nodes = list(it) assert len(tu_nodes) == 3 + for cursor in tu_nodes: + assert cursor.translation_unit is not None assert tu_nodes[0] != tu_nodes[1] assert tu_nodes[0].kind == CursorKind.STRUCT_DECL @@ -47,6 +52,7 @@ def test_get_children(): assert tu_nodes[0].location.line == 4 assert tu_nodes[0].location.column == 8 assert tu_nodes[0].hash > 0 + assert tu_nodes[0].translation_unit is not None s0_nodes = list(tu_nodes[0].get_children()) assert len(s0_nodes) == 2 @@ -67,6 +73,23 @@ def test_get_children(): assert tu_nodes[2].displayname == 'f0(int, int)' assert tu_nodes[2].is_definition() == True +def test_references(): + """Ensure that references to TranslationUnit are kept.""" + tu = get_tu('int x;') + cursors = list(tu.cursor.get_children()) + assert len(cursors) > 0 + + cursor = cursors[0] + assert isinstance(cursor.translation_unit, TranslationUnit) + + # Delete reference to TU and perform a full GC. + del tu + gc.collect() + assert isinstance(cursor.translation_unit, TranslationUnit) + + # If the TU was destroyed, this should cause a segfault. + parent = cursor.semantic_parent + def test_canonical(): source = 'struct X; struct X; struct X { int member; };' tu = get_tu(source) |