cindex.py: Allow to create a cursor from file/row/column

We add a constructor to create a SourceLocation from a position in
a file and we use this SourceLocation to retrieve a cursor.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@143322 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 13 insertions, 1 deletions

diff --git a/bindings/python/tests/cindex/test_location.py b/bindings/python/tests/cindex/test_location.py
index 47c1c6021f..300136f0cd 100644
--- a/bindings/python/tests/cindex/test_location.py
+++ b/bindings/python/tests/cindex/test_location.py
@@ -1,4 +1,4 @@
-from clang.cindex import Index
+from clang.cindex import Index, File, SourceLocation, Cursor
 
 baseInput="int one;\nint two;\n"
 
@@ -35,6 +35,18 @@ def test_location():
         if n.spelling == 'two':
             assert_location(n.location,line=2,column=5,offset=14)
 
+    # define the expected location ourselves and see if it matches
+    # the returned location
+    tu = index.parse('t.c', unsaved_files = [('t.c',baseInput)])
+
+    file = File.from_name(tu, 't.c')
+    location = SourceLocation.from_position(tu, file, 1, 5)
+    cursor = Cursor.from_location(tu, location)
+
+    for n in tu.cursor.get_children():
+        if n.spelling == 'one':
+            assert n == cursor
+
 def test_extent():
     index = Index.create()
     tu = index.parse('t.c', unsaved_files = [('t.c',baseInput)])