CPP: Add a test of a Shutdown / Clear method.

Author: geoffw0

cpp/ql/test/query-tests/jsf/4.10 Classes/AV Rule 79/AV Rule 79.expected

@@ -17,3 +17,5 @@
 | Variants.cpp:65:3:65:17 | ... = ... | Resource a is acquired by class MyClass6 but not released anywhere in this class. |
 | Variants.cpp:66:3:66:36 | ... = ... | Resource b is acquired by class MyClass6 but not released anywhere in this class. |
 | Variants.cpp:67:3:67:41 | ... = ... | Resource c is acquired by class MyClass6 but not released anywhere in this class. |
+| Wrapped.cpp:46:3:46:22 | ... = ... | Resource ptr2 is acquired by class Wrapped2 but not released anywhere in this class. |
+| Wrapped.cpp:59:3:59:22 | ... = ... | Resource ptr4 is acquired by class Wrapped2 but not released anywhere in this class. |

cpp/ql/test/query-tests/jsf/4.10 Classes/AV Rule 79/Wrapped.cpp

@@ -37,3 +37,34 @@ class Wrapped
 private:
 	char *ptr1, *ptr2, *ptr3;
 };
+
+class Wrapped2
+{
+public:
+	Wrapped2(int len) {
+		ptr1 = new char[len]; // GOOD
+		ptr2 = new char[len]; // BAD: not released in destructor
+
+		Init(len);
+	}
+
+	~Wrapped2()
+	{
+		Shutdown();
+	}
+
+	void Init(int len)
+	{
+		ptr3 = new char[len]; // GOOD
+		ptr4 = new char[len]; // BAD: not released in destructor
+	}
+
+	void Shutdown()
+	{
+		delete [] ptr1;
+		delete [] ptr3;
+	}
+
+private:
+	char *ptr1, *ptr2, *ptr3, *ptr4;
+};