Varun Sharma | 708d38c | 2021-04-29 09:03:12 -0700 | [diff] [blame^] | 1 | #!/usr/bin/env python3 |
| 2 | # Copyright 2021 The Pigweed Authors |
| 3 | # |
| 4 | # Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| 5 | # use this file except in compliance with the License. You may obtain a copy of |
| 6 | # the License at |
| 7 | # |
| 8 | # https://www.apache.org/licenses/LICENSE-2.0 |
| 9 | # |
| 10 | # Unless required by applicable law or agreed to in writing, software |
| 11 | # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| 12 | # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| 13 | # License for the specific language governing permissions and limitations under |
| 14 | # the License. |
| 15 | """Finds files for a given product.""" |
| 16 | |
| 17 | import unittest |
| 18 | |
| 19 | from pw_stm32cube_build import inject_init |
| 20 | |
| 21 | |
| 22 | class AddPreMainInitTest(unittest.TestCase): |
| 23 | """add_pre_main_init tests.""" |
| 24 | def test_spaces(self): |
| 25 | startup = '\n'.join([ |
| 26 | '/* Call the clock system intitialization function.*/', |
| 27 | ' bl SystemInit ', |
| 28 | '/* Call static constructors */', |
| 29 | ' bl __libc_init_array', |
| 30 | '/* Call the application\'s entry point.*/', |
| 31 | ' bl main', |
| 32 | ' bx lr ', |
| 33 | '.size Reset_Handler, .-Reset_Handler', |
| 34 | ]) |
| 35 | |
| 36 | new_startup = inject_init.add_pre_main_init(startup) |
| 37 | |
| 38 | self.assertEqual( |
| 39 | new_startup, '\n'.join([ |
| 40 | '/* Call the clock system intitialization function.*/', |
| 41 | ' bl SystemInit ', |
| 42 | '/* Call static constructors */', |
| 43 | ' bl __libc_init_array', |
| 44 | '/* Call the application\'s entry point.*/', |
| 45 | 'bl pw_stm32cube_Init', |
| 46 | ' bl main', |
| 47 | ' bx lr ', |
| 48 | '.size Reset_Handler, .-Reset_Handler', |
| 49 | ])) |
| 50 | |
| 51 | def test_tabs(self): |
| 52 | startup = '\n'.join([ |
| 53 | 'LoopFillZerobss:', |
| 54 | ' ldr r3, = _ebss', |
| 55 | ' cmp r2, r3', |
| 56 | ' bcc FillZerobss', |
| 57 | '' |
| 58 | '/* Call static constructors */', |
| 59 | ' bl __libc_init_array', |
| 60 | '/* Call the application\'s entry point.*/', |
| 61 | ' bl main', |
| 62 | '', |
| 63 | 'LoopForever:', |
| 64 | ' b LoopForever', |
| 65 | ]) |
| 66 | |
| 67 | new_startup = inject_init.add_pre_main_init(startup) |
| 68 | |
| 69 | self.assertEqual( |
| 70 | new_startup, '\n'.join([ |
| 71 | 'LoopFillZerobss:', |
| 72 | ' ldr r3, = _ebss', |
| 73 | ' cmp r2, r3', |
| 74 | ' bcc FillZerobss', |
| 75 | '' |
| 76 | '/* Call static constructors */', |
| 77 | ' bl __libc_init_array', |
| 78 | '/* Call the application\'s entry point.*/', |
| 79 | 'bl pw_stm32cube_Init', |
| 80 | ' bl main', |
| 81 | '', |
| 82 | 'LoopForever:', |
| 83 | ' b LoopForever', |
| 84 | ])) |
| 85 | |
| 86 | def test_main_not_found(self): |
| 87 | startup = '\n'.join([ |
| 88 | '/* Call the clock system intitialization function.*/', |
| 89 | ' bl SystemInit ', |
| 90 | '/* Call static constructors */', |
| 91 | ' bl __libc_init_array', |
| 92 | '/* Call the application\'s entry point.*/', |
| 93 | ' bl application_entry', |
| 94 | ' bx lr ', |
| 95 | '.size Reset_Handler, .-Reset_Handler', |
| 96 | ]) |
| 97 | |
| 98 | with self.assertRaises(ValueError): |
| 99 | inject_init.add_pre_main_init(startup) |
| 100 | |
| 101 | |
| 102 | if __name__ == '__main__': |
| 103 | unittest.main() |