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1# Copyright (C) 2020 The Android Open Source Project
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.
14import unittest
15
16from perf2cfg import exceptions
17from perf2cfg import parse
18
19
20class TestParse(unittest.TestCase):
21
22    def test_build_flags_without_arguments(self):
23        got = parse.build_flags([])
24        self.assertEqual(got.strip(), 'flags')
25
26    def test_build_flags_with_arguments(self):
27        got = parse.build_flags(['catch_block', 'critical'])
28        self.assertEqual(got.strip(), 'flags "catch_block" "critical"')
29
30    def test_build_name(self):
31        got = parse.build_name('void hcf()')
32        self.assertEqual(got.strip(), 'name "void hcf()"')
33
34    def test_parse_invalid_address_line(self):
35        with self.assertRaises(exceptions.ParseError) as ctx:
36            parse.parse_address(':)')
37
38        self.assertEqual(str(ctx.exception), 'Expected an address')
39
40    def test_parse_valid_address_line(self):
41        got = parse.parse_address('0x0000001c: d503201f nop')
42        self.assertEqual(got, 0x1c)
43
44    def test_parse_flags_wrong_directive(self):
45        with self.assertRaises(exceptions.ParseError) as ctx:
46            parse.parse_flags('name "void hcf()"')
47
48        self.assertEqual(str(ctx.exception), 'Expected a `flags` directive')
49
50    def test_parse_flags_without_arguments(self):
51        got = parse.parse_flags('flags')
52        self.assertEqual(got, [])
53
54    def test_parse_flags_with_arguments(self):
55        got = parse.parse_flags('flags "catch_block" "critical"')
56        self.assertEqual(got, ['catch_block', 'critical'])
57
58    def test_parse_name_wrong_directive(self):
59        with self.assertRaises(exceptions.ParseError) as ctx:
60            parse.parse_name('flags "catch_block" "critical"')
61
62        self.assertEqual(str(ctx.exception), 'Expected a `name` directive')
63
64    def test_parse_name_without_argument(self):
65        with self.assertRaises(exceptions.ParseError) as ctx:
66            parse.parse_name('name')
67
68        self.assertEqual(str(ctx.exception),
69                         'Expected an argument to the `name` directive')
70
71    def test_parse_name_with_argument(self):
72        got = parse.parse_name('name "void hcf()"')
73        self.assertEqual(got, 'void hcf()')
74