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# Copyright 2017 The TensorFlow 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.
# ==============================================================================
"""Tests for google3.image.understanding.object_detection.utils.json_utils."""
import os
import tensorflow.compat.v1 as tf
from object_detection.utils import json_utils
class JsonUtilsTest(tf.test.TestCase):
def testDumpReasonablePrecision(self):
output_path = os.path.join(tf.test.get_temp_dir(), 'test.json')
with tf.gfile.GFile(output_path, 'w') as f:
json_utils.Dump(1.0, f, float_digits=2)
with tf.gfile.GFile(output_path, 'r') as f:
self.assertEqual(f.read(), '1.00')
def testDumpPassExtraParams(self):
output_path = os.path.join(tf.test.get_temp_dir(), 'test.json')
with tf.gfile.GFile(output_path, 'w') as f:
json_utils.Dump([1.12345], f, float_digits=2, indent=3)
with tf.gfile.GFile(output_path, 'r') as f:
self.assertEqual(f.read(), '[\n 1.12\n]')
def testDumpZeroPrecision(self):
output_path = os.path.join(tf.test.get_temp_dir(), 'test.json')
with tf.gfile.GFile(output_path, 'w') as f:
json_utils.Dump(1.0, f, float_digits=0, indent=3)
with tf.gfile.GFile(output_path, 'r') as f:
self.assertEqual(f.read(), '1')
def testDumpUnspecifiedPrecision(self):
output_path = os.path.join(tf.test.get_temp_dir(), 'test.json')
with tf.gfile.GFile(output_path, 'w') as f:
json_utils.Dump(1.012345, f)
with tf.gfile.GFile(output_path, 'r') as f:
self.assertEqual(f.read(), '1.012345')
def testDumpsReasonablePrecision(self):
s = json_utils.Dumps(1.12545, float_digits=2)
self.assertEqual(s, '1.13')
def testDumpsPassExtraParams(self):
s = json_utils.Dumps([1.0], float_digits=2, indent=3)
self.assertEqual(s, '[\n 1.00\n]')
def testDumpsZeroPrecision(self):
s = json_utils.Dumps(1.0, float_digits=0)
self.assertEqual(s, '1')
def testDumpsUnspecifiedPrecision(self):
s = json_utils.Dumps(1.012345)
self.assertEqual(s, '1.012345')
def testPrettyParams(self):
s = json_utils.Dumps({'v': 1.012345, 'n': 2}, **json_utils.PrettyParams())
self.assertEqual(s, '{\n "n": 2,\n "v": 1.0123\n}')
def testPrettyParamsExtraParamsInside(self):
s = json_utils.Dumps(
{'v': 1.012345,
'n': float('nan')}, **json_utils.PrettyParams(allow_nan=True))
self.assertEqual(s, '{\n "n": NaN,\n "v": 1.0123\n}')
with self.assertRaises(ValueError):
s = json_utils.Dumps(
{'v': 1.012345,
'n': float('nan')}, **json_utils.PrettyParams(allow_nan=False))
def testPrettyParamsExtraParamsOutside(self):
s = json_utils.Dumps(
{'v': 1.012345,
'n': float('nan')}, allow_nan=True, **json_utils.PrettyParams())
self.assertEqual(s, '{\n "n": NaN,\n "v": 1.0123\n}')
with self.assertRaises(ValueError):
s = json_utils.Dumps(
{'v': 1.012345,
'n': float('nan')}, allow_nan=False, **json_utils.PrettyParams())
if __name__ == '__main__':
tf.test.main()
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