Commit | Line | Data |
---|---|---|
d2d857a8 MJ |
1 | # |
2 | # Copyright (C) 2019 EfficiOS Inc. | |
3 | # | |
4 | # This program is free software; you can redistribute it and/or | |
5 | # modify it under the terms of the GNU General Public License | |
6 | # as published by the Free Software Foundation; only version 2 | |
7 | # of the License. | |
8 | # | |
9 | # This program is distributed in the hope that it will be useful, | |
10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | # GNU General Public License for more details. | |
13 | # | |
14 | # You should have received a copy of the GNU General Public License | |
15 | # along with this program; if not, write to the Free Software | |
16 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
17 | # | |
18 | ||
c4239792 | 19 | import bt2.field |
b4f45851 | 20 | import unittest |
b4f45851 | 21 | import bt2 |
d47b87ac | 22 | from utils import get_default_trace_class |
b4f45851 SM |
23 | |
24 | ||
d47b87ac SM |
25 | class _TestIntegerFieldClassProps: |
26 | def test_create_default(self): | |
27 | fc = self._create_func() | |
28 | self.assertEqual(fc.field_value_range, 64) | |
29 | self.assertEqual(fc.preferred_display_base, bt2.IntegerDisplayBase.DECIMAL) | |
b4f45851 | 30 | |
d47b87ac SM |
31 | def test_create_range(self): |
32 | fc = self._create_func(field_value_range=35) | |
33 | self.assertEqual(fc.field_value_range, 35) | |
b4f45851 | 34 | |
d47b87ac SM |
35 | fc = self._create_func(36) |
36 | self.assertEqual(fc.field_value_range, 36) | |
b4f45851 | 37 | |
d47b87ac SM |
38 | def test_create_invalid_range(self): |
39 | with self.assertRaises(TypeError): | |
40 | self._create_func('yes') | |
b4f45851 | 41 | |
d47b87ac SM |
42 | with self.assertRaises(TypeError): |
43 | self._create_func(field_value_range='yes') | |
b4f45851 | 44 | |
b4f45851 | 45 | with self.assertRaises(ValueError): |
d47b87ac | 46 | self._create_func(field_value_range=-2) |
b4f45851 | 47 | |
d47b87ac SM |
48 | with self.assertRaises(ValueError): |
49 | self._create_func(field_value_range=0) | |
b4f45851 | 50 | |
d47b87ac SM |
51 | def test_create_base(self): |
52 | fc = self._create_func(preferred_display_base=bt2.IntegerDisplayBase.HEXADECIMAL) | |
53 | self.assertEqual(fc.preferred_display_base, bt2.IntegerDisplayBase.HEXADECIMAL) | |
b4f45851 | 54 | |
d47b87ac | 55 | def test_create_invalid_base_type(self): |
b4f45851 | 56 | with self.assertRaises(TypeError): |
d47b87ac | 57 | self._create_func(preferred_display_base='yes') |
b4f45851 | 58 | |
d47b87ac SM |
59 | def test_create_invalid_base_value(self): |
60 | with self.assertRaises(ValueError): | |
61 | self._create_func(preferred_display_base=444) | |
b4f45851 | 62 | |
d47b87ac SM |
63 | def test_create_full(self): |
64 | fc = self._create_func(24, preferred_display_base=bt2.IntegerDisplayBase.OCTAL) | |
65 | self.assertEqual(fc.field_value_range, 24) | |
66 | self.assertEqual(fc.preferred_display_base, bt2.IntegerDisplayBase.OCTAL) | |
b4f45851 SM |
67 | |
68 | ||
d47b87ac SM |
69 | class IntegerFieldClassTestCase(_TestIntegerFieldClassProps, unittest.TestCase): |
70 | def setUp(self): | |
71 | self._tc = get_default_trace_class() | |
72 | self._create_func = self._tc.create_signed_integer_field_class | |
b4f45851 | 73 | |
b4f45851 | 74 | |
d47b87ac SM |
75 | class RealFieldClassTestCase(unittest.TestCase): |
76 | def setUp(self): | |
77 | self._tc = get_default_trace_class() | |
b4f45851 | 78 | |
d47b87ac SM |
79 | def test_create_default(self): |
80 | fc = self._tc.create_real_field_class() | |
81 | self.assertFalse(fc.is_single_precision) | |
b4f45851 | 82 | |
d47b87ac SM |
83 | def test_create_is_single_precision(self): |
84 | fc = self._tc.create_real_field_class(is_single_precision=True) | |
85 | self.assertTrue(fc.is_single_precision) | |
86 | ||
87 | def test_create_invalid_is_single_precision(self): | |
b4f45851 | 88 | with self.assertRaises(TypeError): |
d47b87ac | 89 | self._tc.create_real_field_class(is_single_precision='hohoho') |
b4f45851 | 90 | |
b4f45851 | 91 | |
d47b87ac SM |
92 | # Converts an _EnumerationFieldClassMapping to a list of ranges: |
93 | # | |
94 | # [(lower0, upper0), (lower1, upper1), ...] | |
95 | ||
96 | def enum_mapping_to_list(mapping): | |
97 | return sorted([(x.lower, x.upper) for x in mapping]) | |
b4f45851 | 98 | |
b4f45851 | 99 | |
d47b87ac SM |
100 | class EnumerationFieldClassTestCase(_TestIntegerFieldClassProps): |
101 | def setUp(self): | |
102 | self._tc = get_default_trace_class() | |
103 | ||
104 | def test_create_from_invalid_type(self): | |
b4f45851 | 105 | with self.assertRaises(TypeError): |
d47b87ac | 106 | self._create_func('coucou') |
b4f45851 | 107 | |
d47b87ac SM |
108 | def test_add_mapping_simple(self): |
109 | self._fc.map_range('hello', 24) | |
110 | mapping = self._fc['hello'] | |
111 | self.assertEqual(mapping.label, 'hello') | |
b4f45851 | 112 | |
d47b87ac SM |
113 | ranges = enum_mapping_to_list(mapping) |
114 | self.assertEqual(ranges, [(24, 24)]) | |
b4f45851 | 115 | |
d47b87ac SM |
116 | def test_add_mapping_simple_kwargs(self): |
117 | self._fc.map_range(label='hello', lower=17, upper=23) | |
118 | mapping = self._fc['hello'] | |
119 | self.assertEqual(mapping.label, 'hello') | |
b4f45851 | 120 | |
d47b87ac SM |
121 | ranges = enum_mapping_to_list(mapping) |
122 | self.assertEqual(ranges, [(17, 23)]) | |
b4f45851 | 123 | |
d47b87ac SM |
124 | def test_add_mapping_range(self): |
125 | self._fc.map_range('hello', 21, 199) | |
126 | mapping = self._fc['hello'] | |
127 | self.assertEqual(mapping.label, 'hello') | |
128 | ||
129 | ranges = enum_mapping_to_list(mapping) | |
130 | self.assertEqual(ranges, [(21, 199)]) | |
131 | ||
132 | def test_add_mapping_invalid_name(self): | |
b4f45851 | 133 | with self.assertRaises(TypeError): |
d47b87ac | 134 | self._fc.map_range(17, 21, 199) |
b4f45851 | 135 | |
d47b87ac SM |
136 | def test_iadd(self): |
137 | enum_fc = self._tc.create_signed_enumeration_field_class(field_value_range=16) | |
138 | enum_fc.map_range('c', 4, 5) | |
139 | enum_fc.map_range('d', 6, 18) | |
140 | enum_fc.map_range('e', 20, 27) | |
141 | self._fc.map_range('a', 0, 2) | |
142 | self._fc.map_range('b', 3) | |
143 | self._fc += enum_fc | |
b4f45851 | 144 | |
d47b87ac SM |
145 | self.assertEqual(self._fc['a'].label, 'a') |
146 | self.assertEqual(enum_mapping_to_list(self._fc['a']), [(0, 2)]) | |
b4f45851 | 147 | |
d47b87ac SM |
148 | self.assertEqual(self._fc['b'].label, 'b') |
149 | self.assertEqual(enum_mapping_to_list(self._fc['b']), [(3, 3)]) | |
b4f45851 | 150 | |
d47b87ac SM |
151 | self.assertEqual(self._fc['c'].label, 'c') |
152 | self.assertEqual(enum_mapping_to_list(self._fc['c']), [(4, 5)]) | |
b4f45851 | 153 | |
d47b87ac SM |
154 | self.assertEqual(self._fc['d'].label, 'd') |
155 | self.assertEqual(enum_mapping_to_list(self._fc['d']), [(6, 18)]) | |
b4f45851 | 156 | |
d47b87ac SM |
157 | self.assertEqual(self._fc['e'].label, 'e') |
158 | self.assertEqual(enum_mapping_to_list(self._fc['e']), [(20, 27)]) | |
b4f45851 | 159 | |
d47b87ac SM |
160 | def test_bool_op(self): |
161 | self.assertFalse(self._fc) | |
162 | self._fc.map_range('a', 0) | |
163 | self.assertTrue(self._fc) | |
b4f45851 | 164 | |
d47b87ac SM |
165 | def test_len(self): |
166 | self._fc.map_range('a', 0) | |
167 | self._fc.map_range('b', 1) | |
168 | self._fc.map_range('c', 2) | |
169 | self.assertEqual(len(self._fc), 3) | |
b4f45851 | 170 | |
d47b87ac SM |
171 | def test_getitem(self): |
172 | self._fc.map_range('a', 0) | |
173 | self._fc.map_range('b', 1, 3) | |
174 | self._fc.map_range('a', 5) | |
175 | self._fc.map_range('a', 17, 123) | |
176 | self._fc.map_range('C', 5) | |
177 | mapping = self._fc['a'] | |
b4f45851 | 178 | |
d47b87ac SM |
179 | self.assertEqual(mapping.label, 'a') |
180 | ranges = enum_mapping_to_list(mapping) | |
181 | self.assertEqual(ranges, [(0, 0), (5, 5), (17, 123)]) | |
b4f45851 | 182 | |
d47b87ac SM |
183 | with self.assertRaises(KeyError): |
184 | self._fc['doesnotexist'] | |
b4f45851 | 185 | |
d47b87ac SM |
186 | def test_contains(self): |
187 | self._fc.map_range('a', 0) | |
188 | self._fc.map_range('a', 2, 23) | |
189 | self._fc.map_range('b', 2) | |
190 | self._fc.map_range('c', 5) | |
b4f45851 | 191 | |
d47b87ac SM |
192 | a_mapping = self._fc['a'] |
193 | b_mapping = self._fc['b'] | |
194 | first_range = next(iter(a_mapping)) | |
b4f45851 | 195 | |
d47b87ac SM |
196 | self.assertIn(first_range, a_mapping) |
197 | self.assertNotIn(first_range, b_mapping) | |
b4f45851 | 198 | |
d47b87ac SM |
199 | def test_iter(self): |
200 | self._fc.map_range('a', 1, 5) | |
201 | self._fc.map_range('b', 10, 17) | |
202 | self._fc.map_range('c', 20, 1504) | |
b4f45851 | 203 | |
d47b87ac | 204 | self._fc.map_range('d', 22510, 99999) |
b4f45851 | 205 | |
d47b87ac SM |
206 | # This exercises iteration. |
207 | labels = sorted(self._fc) | |
b4f45851 | 208 | |
d47b87ac | 209 | self.assertEqual(labels, ['a', 'b', 'c', 'd']) |
b4f45851 | 210 | |
d47b87ac SM |
211 | def test_find_by_value(self): |
212 | self._fc.map_range('a', 0) | |
213 | self._fc.map_range('b', 1, 3) | |
214 | self._fc.map_range('c', 5, 19) | |
215 | self._fc.map_range('d', 8, 15) | |
216 | self._fc.map_range('e', 10, 21) | |
217 | self._fc.map_range('f', 0) | |
218 | self._fc.map_range('g', 14) | |
b4f45851 | 219 | |
185ecf64 | 220 | labels = self._fc.labels_for_value(14) |
b4f45851 | 221 | |
d47b87ac SM |
222 | expected_labels = ['c', 'd', 'e', 'g'] |
223 | ||
224 | self.assertTrue(all(label in labels for label in expected_labels)) | |
225 | ||
226 | ||
227 | class UnsignedEnumerationFieldClassTestCase(EnumerationFieldClassTestCase, unittest.TestCase): | |
228 | def setUp(self): | |
229 | super().setUp() | |
230 | self._create_func = self._tc.create_unsigned_enumeration_field_class | |
231 | self._fc = self._tc.create_unsigned_enumeration_field_class() | |
b4f45851 SM |
232 | |
233 | def test_add_mapping_invalid_signedness_lower(self): | |
234 | with self.assertRaises(ValueError): | |
d47b87ac | 235 | self._fc.map_range('hello', -21, 199) |
b4f45851 SM |
236 | |
237 | def test_add_mapping_invalid_signedness_upper(self): | |
238 | with self.assertRaises(ValueError): | |
d47b87ac | 239 | self._fc.map_range('hello', 21, -199) |
b4f45851 | 240 | |
b4f45851 | 241 | |
d47b87ac SM |
242 | class SignedEnumerationFieldClassTestCase(EnumerationFieldClassTestCase, unittest.TestCase): |
243 | def setUp(self): | |
244 | super().setUp() | |
245 | self._create_func = self._tc.create_signed_enumeration_field_class | |
246 | self._fc = self._tc.create_signed_enumeration_field_class() | |
b4f45851 | 247 | |
d47b87ac SM |
248 | def test_add_mapping_simple_signed(self): |
249 | self._fc.map_range('hello', -24) | |
250 | mapping = self._fc['hello'] | |
251 | self.assertEqual(mapping.label, 'hello') | |
b4f45851 | 252 | |
d47b87ac SM |
253 | ranges = enum_mapping_to_list(mapping) |
254 | self.assertEqual(ranges, [(-24, -24)]) | |
b4f45851 | 255 | |
d47b87ac SM |
256 | def test_add_mapping_range_signed(self): |
257 | self._fc.map_range('hello', -21, 199) | |
258 | mapping = self._fc['hello'] | |
259 | self.assertEqual(mapping.label, 'hello') | |
260 | ranges = enum_mapping_to_list(mapping) | |
261 | self.assertEqual(ranges, [(-21, 199)]) | |
b4f45851 | 262 | |
b4f45851 | 263 | |
d47b87ac | 264 | class StringFieldClassTestCase(unittest.TestCase): |
b4f45851 | 265 | def setUp(self): |
d47b87ac SM |
266 | tc = get_default_trace_class() |
267 | self._fc = tc.create_string_field_class() | |
b4f45851 SM |
268 | |
269 | def test_create_default(self): | |
d47b87ac | 270 | self.assertIsNotNone(self._fc) |
b4f45851 | 271 | |
b4f45851 | 272 | |
d47b87ac SM |
273 | class _TestFieldContainer(): |
274 | def test_append_element(self): | |
275 | int_field_class = self._tc.create_signed_integer_field_class(32) | |
276 | self._append_element_method(self._fc, 'int32', int_field_class) | |
b4f45851 | 277 | field_class = self._fc['int32'] |
d47b87ac | 278 | self.assertEqual(field_class.addr, int_field_class.addr) |
b4f45851 | 279 | |
d47b87ac SM |
280 | def test_append_elemenbt_kwargs(self): |
281 | int_field_class = self._tc.create_signed_integer_field_class(32) | |
282 | self._append_element_method(self._fc, name='int32', field_class=int_field_class) | |
b4f45851 | 283 | field_class = self._fc['int32'] |
d47b87ac SM |
284 | self.assertEqual(field_class.addr, int_field_class.addr) |
285 | ||
286 | def test_append_element_invalid_name(self): | |
287 | sub_fc = self._tc.create_string_field_class() | |
b4f45851 | 288 | |
b4f45851 | 289 | with self.assertRaises(TypeError): |
d47b87ac | 290 | self._append_element_method(self._fc, 23, sub_fc) |
b4f45851 | 291 | |
d47b87ac | 292 | def test_append_element_invalid_field_class(self): |
b4f45851 | 293 | with self.assertRaises(TypeError): |
d47b87ac | 294 | self._append_element_method(self._fc, 'yes', object()) |
b4f45851 SM |
295 | |
296 | def test_iadd(self): | |
d47b87ac SM |
297 | struct_fc = self._tc.create_structure_field_class() |
298 | c_field_class = self._tc.create_string_field_class() | |
299 | d_field_class = self._tc.create_signed_enumeration_field_class(field_value_range=32) | |
300 | e_field_class = self._tc.create_structure_field_class() | |
301 | self._append_element_method(struct_fc, 'c_string', c_field_class) | |
302 | self._append_element_method(struct_fc, 'd_enum', d_field_class) | |
303 | self._append_element_method(struct_fc, 'e_struct', e_field_class) | |
304 | a_field_class = self._tc.create_real_field_class() | |
305 | b_field_class = self._tc.create_signed_integer_field_class(17) | |
306 | self._append_element_method(self._fc, 'a_float', a_field_class) | |
307 | self._append_element_method(self._fc, 'b_int', b_field_class) | |
b4f45851 | 308 | self._fc += struct_fc |
d47b87ac SM |
309 | self.assertEqual(self._fc['a_float'].addr, a_field_class.addr) |
310 | self.assertEqual(self._fc['b_int'].addr, b_field_class.addr) | |
311 | self.assertEqual(self._fc['c_string'].addr, c_field_class.addr) | |
312 | self.assertEqual(self._fc['d_enum'].addr, d_field_class.addr) | |
313 | self.assertEqual(self._fc['e_struct'].addr, e_field_class.addr) | |
b4f45851 SM |
314 | |
315 | def test_bool_op(self): | |
316 | self.assertFalse(self._fc) | |
d47b87ac | 317 | self._append_element_method(self._fc, 'a', self._tc.create_string_field_class()) |
b4f45851 SM |
318 | self.assertTrue(self._fc) |
319 | ||
320 | def test_len(self): | |
d47b87ac SM |
321 | fc = self._tc.create_string_field_class() |
322 | self._append_element_method(self._fc, 'a', fc) | |
323 | self._append_element_method(self._fc, 'b', fc) | |
324 | self._append_element_method(self._fc, 'c', fc) | |
b4f45851 SM |
325 | self.assertEqual(len(self._fc), 3) |
326 | ||
327 | def test_getitem(self): | |
d47b87ac SM |
328 | a_fc = self._tc.create_signed_integer_field_class(32) |
329 | b_fc = self._tc.create_string_field_class() | |
330 | c_fc = self._tc.create_real_field_class() | |
331 | self._append_element_method(self._fc, 'a', a_fc) | |
332 | self._append_element_method(self._fc, 'b', b_fc) | |
333 | self._append_element_method(self._fc, 'c', c_fc) | |
334 | self.assertEqual(self._fc['b'].addr, b_fc.addr) | |
b4f45851 SM |
335 | |
336 | def test_getitem_invalid_key_type(self): | |
337 | with self.assertRaises(TypeError): | |
338 | self._fc[0] | |
339 | ||
340 | def test_getitem_invalid_key(self): | |
341 | with self.assertRaises(KeyError): | |
342 | self._fc['no way'] | |
343 | ||
344 | def test_contains(self): | |
345 | self.assertFalse('a' in self._fc) | |
d47b87ac | 346 | self._append_element_method(self._fc, 'a', self._tc.create_string_field_class()) |
b4f45851 SM |
347 | self.assertTrue('a' in self._fc) |
348 | ||
349 | def test_iter(self): | |
d47b87ac SM |
350 | a_fc = self._tc.create_signed_integer_field_class(32) |
351 | b_fc = self._tc.create_string_field_class() | |
352 | c_fc = self._tc.create_real_field_class() | |
b4f45851 SM |
353 | fields = ( |
354 | ('a', a_fc), | |
355 | ('b', b_fc), | |
356 | ('c', c_fc), | |
357 | ) | |
358 | ||
359 | for field in fields: | |
d47b87ac | 360 | self._append_element_method(self._fc, *field) |
b4f45851 SM |
361 | |
362 | for (name, fc_field_class), field in zip(self._fc.items(), fields): | |
363 | self.assertEqual(name, field[0]) | |
d47b87ac | 364 | self.assertEqual(fc_field_class.addr, field[1].addr) |
b4f45851 SM |
365 | |
366 | def test_at_index(self): | |
d47b87ac SM |
367 | a_fc = self._tc.create_signed_integer_field_class(32) |
368 | b_fc = self._tc.create_string_field_class() | |
369 | c_fc = self._tc.create_real_field_class() | |
370 | self._append_element_method(self._fc, 'c', c_fc) | |
371 | self._append_element_method(self._fc, 'a', a_fc) | |
372 | self._append_element_method(self._fc, 'b', b_fc) | |
373 | self.assertEqual(self._at_index_method(self._fc, 1).addr, a_fc.addr) | |
b4f45851 SM |
374 | |
375 | def test_at_index_invalid(self): | |
d47b87ac | 376 | self._append_element_method(self._fc, 'c', self._tc.create_signed_integer_field_class(32)) |
b4f45851 SM |
377 | |
378 | with self.assertRaises(TypeError): | |
d47b87ac | 379 | self._at_index_method(self._fc, 'yes') |
b4f45851 SM |
380 | |
381 | def test_at_index_out_of_bounds_after(self): | |
d47b87ac | 382 | self._append_element_method(self._fc, 'c', self._tc.create_signed_integer_field_class(32)) |
b4f45851 SM |
383 | |
384 | with self.assertRaises(IndexError): | |
d47b87ac | 385 | self._at_index_method(self._fc, len(self._fc)) |
b4f45851 SM |
386 | |
387 | ||
b4f45851 SM |
388 | class StructureFieldClassTestCase(_TestFieldContainer, unittest.TestCase): |
389 | def setUp(self): | |
d47b87ac SM |
390 | self._append_element_method = bt2.field_class._StructureFieldClass.append_member |
391 | self._at_index_method = bt2.field_class._StructureFieldClass.member_at_index | |
392 | self._tc = get_default_trace_class() | |
393 | self._fc = self._tc.create_structure_field_class() | |
394 | ||
395 | def test_create_default(self): | |
396 | self.assertIsNotNone(self._fc) | |
b4f45851 | 397 | |
d47b87ac SM |
398 | |
399 | class VariantFieldClassTestCase(_TestFieldContainer, unittest.TestCase): | |
400 | def setUp(self): | |
401 | self._append_element_method = bt2.field_class._VariantFieldClass.append_option | |
402 | self._at_index_method = bt2.field_class._VariantFieldClass.option_at_index | |
403 | self._tc = get_default_trace_class() | |
404 | self._fc = self._tc.create_variant_field_class() | |
b4f45851 SM |
405 | |
406 | def test_create_default(self): | |
d47b87ac | 407 | fc = self._tc.create_variant_field_class() |
b4f45851 | 408 | |
d47b87ac | 409 | self.assertIsNone(fc.selector_field_path) |
b4f45851 | 410 | |
d47b87ac SM |
411 | def _create_field_class_for_field_path_test(self): |
412 | # Create something equivalent to: | |
413 | # | |
414 | # struct outer_struct_fc { | |
415 | # real foo; | |
416 | # struct inner_struct_fc { | |
417 | # enum { first = 1, second = 2..434 } selector; | |
418 | # string bar; | |
419 | # string baz; | |
420 | # variant<selector> { | |
421 | # real a; | |
422 | # int21_t b; | |
423 | # uint34_t c; | |
424 | # } variant; | |
425 | # } inner_struct[2]; | |
426 | # }; | |
427 | selector_fc = self._tc.create_unsigned_enumeration_field_class(field_value_range=42) | |
428 | selector_fc.map_range('first', 1) | |
429 | selector_fc.map_range('second', 2, 434) | |
b4f45851 | 430 | |
d47b87ac SM |
431 | fc = self._tc.create_variant_field_class(selector_fc) |
432 | fc.append_option('a', self._tc.create_real_field_class()) | |
433 | fc.append_option('b', self._tc.create_signed_integer_field_class(21)) | |
434 | fc.append_option('c', self._tc.create_unsigned_integer_field_class(34)) | |
b4f45851 | 435 | |
d47b87ac SM |
436 | foo_fc = self._tc.create_real_field_class() |
437 | bar_fc = self._tc.create_string_field_class() | |
438 | baz_fc = self._tc.create_string_field_class() | |
b4f45851 | 439 | |
d47b87ac SM |
440 | inner_struct_fc = self._tc.create_structure_field_class() |
441 | inner_struct_fc.append_member('selector', selector_fc) | |
442 | inner_struct_fc.append_member('bar', bar_fc) | |
443 | inner_struct_fc.append_member('baz', baz_fc) | |
444 | inner_struct_fc.append_member('variant', fc) | |
b4f45851 | 445 | |
d47b87ac | 446 | inner_struct_array_fc = self._tc.create_static_array_field_class(inner_struct_fc, 2) |
b4f45851 | 447 | |
d47b87ac SM |
448 | outer_struct_fc = self._tc.create_structure_field_class() |
449 | outer_struct_fc.append_member('foo', foo_fc) | |
450 | outer_struct_fc.append_member('inner_struct', inner_struct_array_fc) | |
b4f45851 | 451 | |
d47b87ac SM |
452 | # The path to the selector field is resolved when the sequence is |
453 | # actually used, for example in a packet context. | |
26fc5aed | 454 | self._tc.create_stream_class(supports_packets=True, packet_context_field_class=outer_struct_fc) |
b4f45851 | 455 | |
d47b87ac | 456 | return fc |
b4f45851 | 457 | |
d47b87ac SM |
458 | def test_selector_field_path_length(self): |
459 | fc = self._create_field_class_for_field_path_test() | |
460 | self.assertEqual(len(fc.selector_field_path), 3) | |
b4f45851 | 461 | |
d47b87ac SM |
462 | def test_selector_field_path_iter(self): |
463 | fc = self._create_field_class_for_field_path_test() | |
464 | path_items = list(fc.selector_field_path) | |
b4f45851 | 465 | |
d47b87ac | 466 | self.assertEqual(len(path_items), 3) |
b4f45851 | 467 | |
d47b87ac SM |
468 | self.assertIsInstance(path_items[0], bt2.field_path._IndexFieldPathItem) |
469 | self.assertEqual(path_items[0].index, 1) | |
b4f45851 | 470 | |
d47b87ac | 471 | self.assertIsInstance(path_items[1], bt2.field_path._CurrentArrayElementFieldPathItem) |
b4f45851 | 472 | |
d47b87ac SM |
473 | self.assertIsInstance(path_items[2], bt2.field_path._IndexFieldPathItem) |
474 | self.assertEqual(path_items[2].index, 0) | |
b4f45851 | 475 | |
d47b87ac SM |
476 | def test_selector_field_path_root_scope(self): |
477 | fc = self._create_field_class_for_field_path_test() | |
478 | self.assertEqual(fc.selector_field_path.root_scope, bt2.field_path.Scope.PACKET_CONTEXT) | |
b4f45851 | 479 | |
d47b87ac SM |
480 | |
481 | class StaticArrayFieldClassTestCase(unittest.TestCase): | |
482 | def setUp(self): | |
483 | self._tc = get_default_trace_class() | |
484 | self._elem_fc = self._tc.create_signed_integer_field_class(23) | |
b4f45851 SM |
485 | |
486 | def test_create_default(self): | |
d47b87ac SM |
487 | fc = self._tc.create_static_array_field_class(self._elem_fc, 45) |
488 | self.assertEqual(fc.element_field_class.addr, self._elem_fc.addr) | |
489 | self.assertEqual(fc.length, 45) | |
b4f45851 | 490 | |
d47b87ac | 491 | def test_create_invalid_elem_field_class(self): |
b4f45851 | 492 | with self.assertRaises(TypeError): |
d47b87ac | 493 | self._tc.create_static_array_field_class(object(), 45) |
b4f45851 SM |
494 | |
495 | def test_create_invalid_length(self): | |
496 | with self.assertRaises(ValueError): | |
d47b87ac | 497 | self._tc.create_static_array_field_class(self._tc.create_string_field_class(), -17) |
b4f45851 SM |
498 | |
499 | def test_create_invalid_length_type(self): | |
500 | with self.assertRaises(TypeError): | |
d47b87ac SM |
501 | self._tc.create_static_array_field_class(self._tc.create_string_field_class(), 'the length') |
502 | ||
503 | ||
504 | class DynamicArrayFieldClassTestCase(unittest.TestCase): | |
505 | def setUp(self): | |
506 | self._tc = get_default_trace_class() | |
507 | self._elem_fc = self._tc.create_signed_integer_field_class(23) | |
508 | self._len_fc = self._tc.create_unsigned_integer_field_class(12) | |
b4f45851 | 509 | |
d47b87ac SM |
510 | def test_create_default(self): |
511 | fc = self._tc.create_dynamic_array_field_class(self._elem_fc) | |
512 | self.assertEqual(fc.element_field_class.addr, self._elem_fc.addr) | |
513 | self.assertIsNone(fc.length_field_path, None) | |
b4f45851 | 514 | |
d47b87ac SM |
515 | def _create_field_class_for_field_path_test(self): |
516 | # Create something a field class that is equivalent to: | |
517 | # | |
518 | # struct outer_struct_fc { | |
519 | # real foo; | |
520 | # struct inner_struct_fc { | |
521 | # string bar; | |
522 | # string baz; | |
523 | # uint12_t len; | |
524 | # uint23_t dyn_array[len]; | |
525 | # } inner_struct[2]; | |
526 | # }; | |
b4f45851 | 527 | |
d47b87ac | 528 | fc = self._tc.create_dynamic_array_field_class(self._elem_fc, self._len_fc) |
b4f45851 | 529 | |
d47b87ac SM |
530 | foo_fc = self._tc.create_real_field_class() |
531 | bar_fc = self._tc.create_string_field_class() | |
532 | baz_fc = self._tc.create_string_field_class() | |
b4f45851 | 533 | |
d47b87ac SM |
534 | inner_struct_fc = self._tc.create_structure_field_class() |
535 | inner_struct_fc.append_member('bar', bar_fc) | |
536 | inner_struct_fc.append_member('baz', baz_fc) | |
537 | inner_struct_fc.append_member('len', self._len_fc) | |
538 | inner_struct_fc.append_member('dyn_array', fc) | |
b4f45851 | 539 | |
d47b87ac SM |
540 | inner_struct_array_fc = self._tc.create_static_array_field_class(inner_struct_fc, 2) |
541 | ||
542 | outer_struct_fc = self._tc.create_structure_field_class() | |
543 | outer_struct_fc.append_member('foo', foo_fc) | |
544 | outer_struct_fc.append_member('inner_struct', inner_struct_array_fc) | |
545 | ||
546 | # The path to the length field is resolved when the sequence is | |
547 | # actually used, for example in a packet context. | |
26fc5aed PP |
548 | self._tc.create_stream_class(packet_context_field_class=outer_struct_fc, |
549 | supports_packets=True) | |
d47b87ac SM |
550 | |
551 | return fc | |
552 | ||
553 | def test_field_path_len(self): | |
554 | fc = self._create_field_class_for_field_path_test() | |
555 | self.assertEqual(len(fc.length_field_path), 3) | |
556 | ||
557 | def test_field_path_iter(self): | |
558 | fc = self._create_field_class_for_field_path_test() | |
559 | path_items = list(fc.length_field_path) | |
560 | ||
561 | self.assertEqual(len(path_items), 3) | |
562 | ||
563 | self.assertIsInstance(path_items[0], bt2.field_path._IndexFieldPathItem) | |
564 | self.assertEqual(path_items[0].index, 1) | |
565 | ||
566 | self.assertIsInstance(path_items[1], bt2.field_path._CurrentArrayElementFieldPathItem) | |
567 | ||
568 | self.assertIsInstance(path_items[2], bt2.field_path._IndexFieldPathItem) | |
569 | self.assertEqual(path_items[2].index, 2) | |
570 | ||
571 | def test_field_path_root_scope(self): | |
572 | fc = self._create_field_class_for_field_path_test() | |
573 | self.assertEqual(fc.length_field_path.root_scope, bt2.field_path.Scope.PACKET_CONTEXT) | |
b4f45851 SM |
574 | |
575 | def test_create_invalid_field_class(self): | |
576 | with self.assertRaises(TypeError): | |
d47b87ac | 577 | self._tc.create_dynamic_array_field_class(object()) |
b4f45851 SM |
578 | |
579 | def test_create_invalid_length_type(self): | |
580 | with self.assertRaises(TypeError): | |
d47b87ac | 581 | self._tc.create_dynamic_array_field_class(self._tc.create_string_field_class(), 17) |
b4f45851 | 582 | |
b4f45851 | 583 | |
d47b87ac SM |
584 | if __name__ == "__main__": |
585 | unittest.main() |