Imported Upstream version 2.2.0upstream/2.2.0

1 files changed, 98 insertions, 0 deletions

diff --git a/src/mongo/dbtests/stacktests.cpp b/src/mongo/dbtests/stacktests.cpp
new file mode 100644
index 00000000000..4adf7731073
--- /dev/null
+++ b/src/mongo/dbtests/stacktests.cpp
@@ -0,0 +1,98 @@
+
+#include "pch.h"
+
+#include "dbtests.h"
+
+#include "mongo/util/stack_introspect.h"
+
+class MyClass {
+public:
+    MyClass() {
+        a = mongo::inConstructorChain();
+        b = thing();
+    }
+
+    MyClass( int  x ) {
+        a = mongo::inConstructorChain();
+        b = thing();
+    }
+
+    ~MyClass() {
+        z = mongo::inConstructorChain();
+    }
+
+    bool thing() {
+        return mongo::inConstructorChain();
+    }
+
+    bool a;
+    bool b;
+
+    static bool z;
+};
+
+bool MyClass::z;
+
+namespace foo {
+    class Bar {
+    public:
+        Bar() {
+            a = mongo::inConstructorChain();
+        }
+
+        bool a;
+    };
+};
+
+namespace StackTests {
+
+    class InCons {
+    public:
+        void run() {
+            for ( int i=0; i<3; i++ ) {
+                _run();
+            }
+        }
+
+        void _run() {
+            
+            foo::Bar b;
+            ASSERT( b.a );
+            
+            MyClass::z = false;
+
+            {
+                MyClass x;
+                ASSERT( x.a );
+                ASSERT( x.b );
+                ASSERT( ! x.thing() );
+            }
+            
+            ASSERT( MyClass::z );
+
+            {
+                MyClass x(5);
+                ASSERT( x.a );
+                ASSERT( x.b );
+                ASSERT( ! x.thing() );
+            }
+            
+            ASSERT( ! mongo::inConstructorChain() );
+        }
+    };
+    
+    class All : public Suite {
+    public:
+        
+        All() : Suite( "stack" ) {
+        }
+
+        void setupTests() {
+            if ( inConstructorChainSupported() ) {
+                DEV add< InCons >(); 
+            }
+        }
+        
+    } myall;
+
+}