[libclang] Have c-index-test output more information about a cursor with -cursor-at:

-the location of the cursor
-its extent
-its spelling

Part of radar://11113120

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@153707 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Index/get-cursor.m b/test/Index/get-cursor.m
index e1329a4..830f982 100644
--- a/test/Index/get-cursor.m
+++ b/test/Index/get-cursor.m
@@ -31,10 +31,11 @@
 
 @implementation rdar10902015
 
-struct S {};
+struct S { int x; };
 
 -(void)mm:(struct S*)s {
   rdar10902015 *i = 0;
+  s->x = 0;
 }
 @end
 
@@ -46,7 +47,10 @@
 // CHECK-WITH-WEAK: ObjCClassRef=Foo:8:8
 
 // RUN: c-index-test -cursor-at=%s:20:10 %s | FileCheck -check-prefix=CHECK-METHOD %s
-// CHECK-METHOD: ObjCInstanceMethodDecl=name:20:7
+// CHECK-METHOD: 20:7 ObjCInstanceMethodDecl=name:20:7 Extent=[20:1 - 20:12]
 
 // RUN: c-index-test -cursor-at=%s:37:17 %s | FileCheck -check-prefix=CHECK-IN-IMPL %s
 // CHECK-IN-IMPL: VarDecl=i:37:17
+
+// RUN: c-index-test -cursor-at=%s:38:6 -cursor-at=%s:40:11 %s | FileCheck -check-prefix=CHECK-MEMBERREF %s
+// CHECK-MEMBERREF: 38:6 MemberRefExpr=x:34:16 SingleRefName=[38:6 - 38:7] RefName=[38:6 - 38:7] Extent=[38:3 - 38:7]
diff --git a/tools/c-index-test/c-index-test.c b/tools/c-index-test/c-index-test.c
index 39bb8eb..5dd9254 100644
--- a/tools/c-index-test/c-index-test.c
+++ b/tools/c-index-test/c-index-test.c
@@ -1439,7 +1439,19 @@
       if (I + 1 == Repeats) {
         CXCompletionString completionString = clang_getCursorCompletionString(
                                                                         Cursor);
+        CXSourceLocation CursorLoc = clang_getCursorLocation(Cursor);
+        CXString Spelling;
+        const char *cspell;
+        unsigned line, column;
+        clang_getSpellingLocation(CursorLoc, 0, &line, &column, 0);
+        printf("%d:%d ", line, column);
         PrintCursor(Cursor);
+        PrintCursorExtent(Cursor);
+        Spelling = clang_getCursorSpelling(Cursor);
+        cspell = clang_getCString(Spelling);
+        if (cspell && strlen(cspell) != 0)
+          printf(" Spelling=%s", cspell);
+        clang_disposeString(Spelling);
         if (completionString != NULL) {
           printf("\nCompletion string: ");
           print_completion_string(completionString, stdout);