1 files changed, 85 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/API/tests/Node.c b/Source/JavaScriptCore/API/tests/Node.c
new file mode 100644
index 0000000..913da0a
--- /dev/null
+++ b/Source/JavaScriptCore/API/tests/Node.c
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#include "Node.h"
+#include <stddef.h>
+#include <stdlib.h>
+
+Node* Node_new(void)
+{
+    Node* node = (Node*)malloc(sizeof(Node));
+    node->refCount = 0;
+    node->nodeType = "Node";
+    node->childNodesTail = NULL;
+    
+    return node;
+}
+
+void Node_appendChild(Node* node, Node* child)
+{
+    Node_ref(child);
+    NodeLink* nodeLink = (NodeLink*)malloc(sizeof(NodeLink));
+    nodeLink->node = child;
+    nodeLink->prev = node->childNodesTail;
+    node->childNodesTail = nodeLink;
+}
+
+void Node_removeChild(Node* node, Node* child)
+{
+    /* Linear search from tail -- good enough for our purposes here */
+    NodeLink* current;
+    NodeLink** currentHandle;
+    for (currentHandle = &node->childNodesTail, current = *currentHandle; current; currentHandle = &current->prev, current = *currentHandle) {
+        if (current->node == child) {
+            Node_deref(current->node);
+            *currentHandle = current->prev;
+            free(current);
+            break;
+        }
+    }
+}
+
+void Node_replaceChild(Node* node, Node* newChild, Node* oldChild)
+{
+    /* Linear search from tail -- good enough for our purposes here */
+    NodeLink* current;
+    for (current = node->childNodesTail; current; current = current->prev) {
+        if (current->node == oldChild) {
+            Node_deref(current->node);
+            current->node = newChild;
+        }
+    }
+}
+
+void Node_ref(Node* node)
+{
+    ++node->refCount;
+}
+
+void Node_deref(Node* node)
+{
+    if (--node->refCount == 0)
+        free(node);
+}