1#!/usr/bin/env python 2# Copyright 2017 The Chromium Authors 3# Use of this source code is governed by a BSD-style license that can be 4# found in the LICENSE file. 5 6import json 7import os 8import shutil 9import tempfile 10import unittest 11 12import common_merge_script_tests 13import noop_merge 14 15 16class NoopMergeTest(unittest.TestCase): 17 18 # pylint: disable=super-with-arguments 19 def setUp(self): 20 super(NoopMergeTest, self).setUp() 21 self.temp_dir = tempfile.mkdtemp() 22 23 # pylint: enable=super-with-arguments 24 25 # pylint: disable=super-with-arguments 26 def tearDown(self): 27 shutil.rmtree(self.temp_dir) 28 super(NoopMergeTest, self).tearDown() 29 30 # pylint: enable=super-with-arguments 31 32 def test_copies_first_json(self): 33 input_json = os.path.join(self.temp_dir, 'input.json') 34 input_json_contents = {'foo': ['bar', 'baz']} 35 with open(input_json, 'w') as f: 36 json.dump(input_json_contents, f) 37 output_json = os.path.join(self.temp_dir, 'output.json') 38 self.assertEqual(0, noop_merge.noop_merge(output_json, [input_json])) 39 with open(output_json) as f: 40 self.assertEqual(input_json_contents, json.load(f)) 41 42 def test_no_jsons(self): 43 output_json = os.path.join(self.temp_dir, 'output.json') 44 self.assertEqual(0, noop_merge.noop_merge(output_json, [])) 45 with open(output_json) as f: 46 self.assertEqual({}, json.load(f)) 47 48 def test_multiple_jsons(self): 49 input_json1 = os.path.join(self.temp_dir, 'input1.json') 50 input_json1_contents = {'test1': ['foo1', 'bar1']} 51 with open(input_json1, 'w') as f: 52 json.dump(input_json1_contents, f) 53 input_json2 = os.path.join(self.temp_dir, 'input2.json') 54 input_json2_contents = {'test2': ['foo2', 'bar2']} 55 with open(input_json2, 'w') as f: 56 json.dump(input_json2_contents, f) 57 output_json = os.path.join(self.temp_dir, 'output.json') 58 self.assertNotEqual( 59 0, noop_merge.noop_merge(output_json, [input_json1, input_json2])) 60 61 62class CommandLineTest(common_merge_script_tests.CommandLineTest): 63 # pylint: disable=super-with-arguments 64 def __init__(self, methodName='runTest'): 65 super(CommandLineTest, self).__init__(methodName, noop_merge) 66 67 # pylint: enable=super-with-arguments 68 69 70if __name__ == '__main__': 71 unittest.main() 72