Add test for AST importing of C++ namespaces, missing from a prior commit
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@97062 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/ASTMerge/Inputs/namespace2.cpp b/test/ASTMerge/Inputs/namespace2.cpp
new file mode 100644
index 0000000..80429f7
--- /dev/null
+++ b/test/ASTMerge/Inputs/namespace2.cpp
@@ -0,0 +1,17 @@
+// Merge success
+namespace N1 {
+ extern int x0;
+}
+
+// Merge multiple namespaces
+namespace N2 {
+ extern int x;
+}
+namespace N2 {
+ extern float y;
+}
+
+// Merge namespace with conflict
+namespace N3 {
+ extern double z;
+}