1 # Copyright 2016 The TensorFlow Authors. All Rights Reserved. 2 # 3 # Licensed under the Apache License, Version 2.0 (the "License"); 4 # you may not use this file except in compliance with the License. 5 # You may obtain a copy of the License at 6 # 7 # http://www.apache.org/licenses/LICENSE-2.0 8 # 9 # Unless required by applicable law or agreed to in writing, software 10 # distributed under the License is distributed on an "AS IS" BASIS, 11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 # See the License for the specific language governing permissions and 13 # limitations under the License. 14 # ============================================================================== 15 """API tests for the projector plugin in TensorBoard.""" 16 17 from __future__ import absolute_import 18 from __future__ import division 19 from __future__ import print_function 20 21 import os 22 import shutil 23 24 from google.protobuf import text_format 25 26 from tensorflow.contrib.tensorboard.plugins import projector 27 from tensorflow.contrib.tensorboard.plugins.projector import projector_config_pb2 28 from tensorflow.python.platform import gfile 29 from tensorflow.python.platform import test 30 from tensorflow.python.summary.writer import writer as writer_lib 31 32 33 class ProjectorApiTest(test.TestCase): 34 35 def testVisualizeEmbeddings(self): 36 # Create a dummy configuration. 37 config = projector_config_pb2.ProjectorConfig() 38 config.model_checkpoint_path = 'test' 39 emb1 = config.embeddings.add() 40 emb1.tensor_name = 'tensor1' 41 emb1.metadata_path = 'metadata1' 42 43 # Call the API method to save the configuration to a temporary dir. 44 temp_dir = self.get_temp_dir() 45 self.addCleanup(shutil.rmtree, temp_dir) 46 writer = writer_lib.FileWriter(temp_dir) 47 projector.visualize_embeddings(writer, config) 48 49 # Read the configurations from disk and make sure it matches the original. 50 with gfile.GFile(os.path.join(temp_dir, 'projector_config.pbtxt')) as f: 51 config2 = projector_config_pb2.ProjectorConfig() 52 text_format.Parse(f.read(), config2) 53 self.assertEqual(config, config2) 54 55 56 if __name__ == '__main__': 57 test.main() 58
