Fixed the sigsegv bug in binary tree

tests/BinaryTree.test.c

@@ -216,6 +216,34 @@ void testMany(void)
 	return;
 }
 
+void testRanges(void)
+{
+	allocator_t allocator;
+	Allocator_CreateSystemAllocator(&allocator);
+	BinaryTree tree;
+
+	assert(EXIT_SUCCESS == BinaryTree_Create(
+		&tree,
+		(BinaryTreeComparator) doublecomparator,
+		(void*) 0xDEADBEEF,
+		sizeof(double),
+		&allocator)
+	);
+
+	for (double value = 0; value < 300; value++) {
+		assert(EXIT_SUCCESS == 	BinaryTree_Insert(&tree, &value));
+	}
+
+	for (double value = 150; value <= 200; value++) {
+		assert(EXIT_SUCCESS == 	BinaryTree_Remove(&tree, &value));
+	}
+
+	BinaryTree_Destroy(&tree);
+	assert(allocator.reserved == 0);
+
+	return;
+}
+
 int main()
 {
 	testLifetime();
@@ -223,5 +251,6 @@ int main()
 	testEqual();
 	testMany();
 	testRemoval();
+	testRanges();
 	return 0;
 }