add unittest framework for supporting unittest in testAPI

usage is shown in utils/test/result_collection_api/README.md

JIRA: FUNCTEST-251

Change-Id: I788417e296c153cc485f4a4064697bdafc394e5b
Signed-off-by: SerenaFeng <feng.xiaowei@zte.com.cn>

1 files changed, 129 insertions, 0 deletions

diff --git a/utils/test/result_collection_api/tests/unit/fake_pymongo.py b/utils/test/result_collection_api/tests/unit/fake_pymongo.py
new file mode 100644
index 000000000..e2db46038
--- /dev/null
+++ b/utils/test/result_collection_api/tests/unit/fake_pymongo.py
@@ -0,0 +1,129 @@
+from bson.objectid import ObjectId
+from concurrent.futures import ThreadPoolExecutor
+
+__author__ = 'serena'
+
+
+class MemCursor(object):
+    def __init__(self, collection):
+        self.collection = collection
+        self.count = len(self.collection)
+
+    def _is_next_exist(self):
+        return self.count != 0
+
+    @property
+    def fetch_next(self):
+        with ThreadPoolExecutor(max_workers=2) as executor:
+            result = executor.submit(self._is_next_exist)
+        return result
+
+    def next_object(self):
+        self.count -= 1
+        return self.collection.pop()
+
+
+class MemDb(object):
+
+    def __init__(self):
+        self.contents = []
+        pass
+
+    def _find_one(self, spec_or_id=None, *args):
+        if spec_or_id is not None and not isinstance(spec_or_id, dict):
+            spec_or_id = {"_id": spec_or_id}
+        cursor = self._find(spec_or_id, *args)
+        for result in cursor:
+            return result
+        return None
+
+    def find_one(self, spec_or_id=None, *args):
+        with ThreadPoolExecutor(max_workers=2) as executor:
+            result = executor.submit(self._find_one, spec_or_id, *args)
+        return result
+
+    def _insert(self, doc_or_docs):
+
+        docs = doc_or_docs
+        return_one = False
+        if isinstance(docs, dict):
+            return_one = True
+            docs = [docs]
+
+        ids = []
+        for doc in docs:
+            if '_id' not in doc:
+                doc['_id'] = ObjectId()
+            if not self._find_one(doc['_id']):
+                ids.append(doc['_id'])
+                self.contents.append(doc_or_docs)
+
+        if len(ids) == 0:
+            return None
+        if return_one:
+            return ids[0]
+        else:
+            return ids
+
+    def insert(self, doc_or_docs):
+        with ThreadPoolExecutor(max_workers=2) as executor:
+            result = executor.submit(self._insert, doc_or_docs)
+        return result
+
+    @staticmethod
+    def _in(content, *args):
+        for arg in args:
+            for k, v in arg.iteritems():
+                if content.get(k, None) != v:
+                    return False
+
+        return True
+
+    def _find(self, *args):
+        res = []
+        for content in self.contents:
+            if self._in(content, *args):
+                res.append(content)
+
+        return res
+
+    def find(self, *args):
+        return MemCursor(self._find(*args))
+
+    def _update(self, spec, document):
+        updated = False
+        for index in range(len(self.contents)):
+            content = self.contents[index]
+            if self._in(content, spec):
+                for k, v in document.iteritems():
+                    updated = True
+                    content[k] = v
+            self.contents[index] = content
+        return updated
+
+    def update(self, spec, document):
+        with ThreadPoolExecutor(max_workers=2) as executor:
+            result = executor.submit(self._update, spec, document)
+        return result
+
+    def _remove(self, spec_or_id=None):
+        if spec_or_id is None:
+            self.contents = []
+        if not isinstance(spec_or_id, dict):
+            spec_or_id = {'_id': spec_or_id}
+        for index in range(len(self.contents)):
+            content = self.contents[index]
+            if self._in(content, spec_or_id):
+                del self.contents[index]
+                return True
+        return False
+
+    def remove(self, spec_or_id=None):
+        with ThreadPoolExecutor(max_workers=2) as executor:
+            result = executor.submit(self._remove, spec_or_id)
+        return result
+
+pod = MemDb()
+test_projects = MemDb()
+test_cases = MemDb()
+test_results = MemDb()