Make unittest ok.

python/paddle/v2/reader/tests/CMakeLists.txt

-add_test(NAME reader_decorator_test
-  COMMAND ${PROJ_ROOT}/paddle/.set_python_path.sh -d ${PROJ_ROOT}/python/
-        ${PYTHON_EXECUTABLE} ${PROJ_ROOT}/python/paddle/reader/tests/decorator_test.py
-    WORKING_DIRECTORY ${PROJ_ROOT}/python/paddle)
-
-add_test(NAME reader_creator_test
-  COMMAND ${PROJ_ROOT}/paddle/.set_python_path.sh -d ${PROJ_ROOT}/python/
-        ${PYTHON_EXECUTABLE} ${PROJ_ROOT}/python/paddle/reader/tests/creator_test.py
-    WORKING_DIRECTORY ${PROJ_ROOT}/python/paddle)
+add_test(NAME reader_tests
+  COMMAND bash ${PROJ_ROOT}/python/paddle/v2/reader/tests/run_tests.sh
+  ${PYTHON_EXECUTABLE})

python/paddle/v2/reader/tests/run_tests.sh

+#!/bin/bash
+# Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved
+#
+# Licensed 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.
+
+
+pushd `dirname $0` > /dev/null
+SCRIPTPATH=$PWD
+popd > /dev/null
+
+cd $SCRIPTPATH
+$1 -m pip install ../../../../../paddle/dist/*.whl
+
+test_list="creator_test.py decorator_test.py"
+
+export PYTHONPATH=$PWD/../../../../../python/
+
+for fn in $test_list
+do
+  echo "test $fn"
+  $1 $fn
+  if [ $? -ne 0 ]; then
+    exit 1
+  fi
+done