From 9e1b9e73145e00ea591bd1e0e9777625bad66dc9 Mon Sep 17 00:00:00 2001
From: jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68>
Date: Thu, 3 Jan 2013 07:41:14 +0000
Subject: Add support for HTTP patch and application of patch scripts to server
 and data store components.

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1428192 13f79535-47bb-0310-9956-ffa450edef68
---
 sca-cpp/trunk/hosting/server/patch-test.cpp | 92 +++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 sca-cpp/trunk/hosting/server/patch-test.cpp

(limited to 'sca-cpp/trunk/hosting/server/patch-test.cpp')

diff --git a/sca-cpp/trunk/hosting/server/patch-test.cpp b/sca-cpp/trunk/hosting/server/patch-test.cpp
new file mode 100644
index 0000000000..f7a631adcf
--- /dev/null
+++ b/sca-cpp/trunk/hosting/server/patch-test.cpp
@@ -0,0 +1,92 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+/* $Rev$ $Date$ */
+
+/**
+ * Test patch evaluation.
+ */
+
+#include <assert.h>
+#include "stream.hpp"
+#include "string.hpp"
+#include "perf.hpp"
+#include "../../modules/scheme/eval.hpp"
+
+namespace tuscany {
+namespace server {
+
+const string ratingScript = 
+"(define author \"admin\")\n"
+"(define updated \"Jan 01, 2012\")\n"
+"(define orating 1)\n"
+"(define nrating 4)\n"
+
+"(define (patch id e)\n"
+    "(define (rating x e)\n"
+        "(define a (tree-select-assoc (list x) e))\n"
+        "(if (null? a) (list x \"0\") (car a))\n"
+    ")\n"
+
+    "(define cratings (list (rating 'rating1 e) (rating 'rating2 e) (rating 'rating3 e) (rating 'rating4 e)))\n"
+
+    "(define (calcrating v i)\n"
+        "(define nv (+ v (if (= i orating) (- 1) (if (= i nrating) 1 0))))\n"
+        "(if (< nv 0) 0 nv)\n"
+    ")\n"
+
+    "(define (calcratings r i)\n"
+        "(if (null? r)\n"
+            "r\n"
+            "(cons (list (car (car r)) (calcrating (cadr (car r)) i)) (calcratings (cdr r) (+ 1 i)))\n"
+        ")\n"
+    ")\n"
+
+    "(define nratings (calcratings cratings 1))\n"
+
+    "(define neg (+ 1 (+ (* (cadr (assoc 'rating1 nratings)) 2) (cadr (assoc 'rating2 nratings)))))\n"
+    "(define pos (+ 1 (+ (* (cadr (assoc 'rating4 nratings)) 2) (cadr (assoc 'rating3 nratings)))))\n"
+    "(define arating (* 4 (/ (- (/ (+ pos 1.9208) (+ pos neg)) (/ (* 1.96 (sqrt (+ (/ (* pos neg) (+ pos neg)) 0.9604))) (+ pos neg))) (+ 1 (/ 3.8416 (+ pos neg))))))\n"
+
+    "(list (list 'entry (list 'title (car id)) (list 'id (car id)) (list 'author author) (list 'updated updated) (list 'content (cons 'ratings (cons (list 'rating arating) nratings)))))\n"
+")\n";
+
+const bool testRating() {
+    const gc_scoped_pool pool;
+    scheme::Env env = scheme::setupEnvironment();
+    istringstream script(ratingScript);
+    const list<value> v = mklist<value>(mklist<value>("entry", mklist<value>("title", string("test")), mklist<value>("id", string("test")), mklist<value>("content", mklist<value>("ratings", mklist<value>("rating", 2.5), mklist<value>("rating1", 10), mklist<value>("rating2", 20), mklist<value>("rating3", 30), mklist<value>("rating4", 40)))));
+    const list<value> rv = mklist<value>(mklist<value>("entry", mklist<value>("title", string("test")), mklist<value>("id", string("test")), mklist<value>("author", string("admin")), mklist<value>("updated", string("Jan 01, 2012")), mklist<value>("content", mklist<value>("ratings", mklist<value>("rating", 2.674348916258323), mklist<value>("rating1", 9), mklist<value>("rating2", 20), mklist<value>("rating3", 30), mklist<value>("rating4", 41)))));
+    const value pval = scheme::evalScript(cons<value>("patch", scheme::quotedParameters(mklist<value>(mklist<value>(string("test")), v))), script, env);
+    assert(pval == rv);
+    return true;
+}
+
+}
+}
+
+int main() {
+    const tuscany::gc_scoped_pool p;
+    tuscany::cout << "Testing..." << tuscany::endl;
+
+    tuscany::server::testRating();
+
+    tuscany::cout << "OK" << tuscany::endl;
+    return 0;
+}
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