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1 //
2 //  Copyright 2019 The Abseil Authors.
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of 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,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 
16 #include "absl/flags/marshalling.h"
17 
18 #include <stdint.h>
19 
20 #include <cmath>
21 #include <limits>
22 #include <string>
23 #include <vector>
24 
25 #include "gtest/gtest.h"
26 
27 namespace {
28 
TEST(MarshallingTest,TestBoolParsing)29 TEST(MarshallingTest, TestBoolParsing) {
30   std::string err;
31   bool value;
32 
33   // True values.
34   EXPECT_TRUE(absl::ParseFlag("True", &value, &err));
35   EXPECT_TRUE(value);
36   EXPECT_TRUE(absl::ParseFlag("true", &value, &err));
37   EXPECT_TRUE(value);
38   EXPECT_TRUE(absl::ParseFlag("TRUE", &value, &err));
39   EXPECT_TRUE(value);
40 
41   EXPECT_TRUE(absl::ParseFlag("Yes", &value, &err));
42   EXPECT_TRUE(value);
43   EXPECT_TRUE(absl::ParseFlag("yes", &value, &err));
44   EXPECT_TRUE(value);
45   EXPECT_TRUE(absl::ParseFlag("YES", &value, &err));
46   EXPECT_TRUE(value);
47 
48   EXPECT_TRUE(absl::ParseFlag("t", &value, &err));
49   EXPECT_TRUE(value);
50   EXPECT_TRUE(absl::ParseFlag("T", &value, &err));
51   EXPECT_TRUE(value);
52 
53   EXPECT_TRUE(absl::ParseFlag("y", &value, &err));
54   EXPECT_TRUE(value);
55   EXPECT_TRUE(absl::ParseFlag("Y", &value, &err));
56   EXPECT_TRUE(value);
57 
58   EXPECT_TRUE(absl::ParseFlag("1", &value, &err));
59   EXPECT_TRUE(value);
60 
61   // False values.
62   EXPECT_TRUE(absl::ParseFlag("False", &value, &err));
63   EXPECT_FALSE(value);
64   EXPECT_TRUE(absl::ParseFlag("false", &value, &err));
65   EXPECT_FALSE(value);
66   EXPECT_TRUE(absl::ParseFlag("FALSE", &value, &err));
67   EXPECT_FALSE(value);
68 
69   EXPECT_TRUE(absl::ParseFlag("No", &value, &err));
70   EXPECT_FALSE(value);
71   EXPECT_TRUE(absl::ParseFlag("no", &value, &err));
72   EXPECT_FALSE(value);
73   EXPECT_TRUE(absl::ParseFlag("NO", &value, &err));
74   EXPECT_FALSE(value);
75 
76   EXPECT_TRUE(absl::ParseFlag("f", &value, &err));
77   EXPECT_FALSE(value);
78   EXPECT_TRUE(absl::ParseFlag("F", &value, &err));
79   EXPECT_FALSE(value);
80 
81   EXPECT_TRUE(absl::ParseFlag("n", &value, &err));
82   EXPECT_FALSE(value);
83   EXPECT_TRUE(absl::ParseFlag("N", &value, &err));
84   EXPECT_FALSE(value);
85 
86   EXPECT_TRUE(absl::ParseFlag("0", &value, &err));
87   EXPECT_FALSE(value);
88 
89   // Whitespace handling.
90   EXPECT_TRUE(absl::ParseFlag("  true", &value, &err));
91   EXPECT_TRUE(value);
92   EXPECT_TRUE(absl::ParseFlag("true  ", &value, &err));
93   EXPECT_TRUE(value);
94   EXPECT_TRUE(absl::ParseFlag("  true   ", &value, &err));
95   EXPECT_TRUE(value);
96 
97   // Invalid input.
98   EXPECT_FALSE(absl::ParseFlag("", &value, &err));
99   EXPECT_FALSE(absl::ParseFlag("  ", &value, &err));
100   EXPECT_FALSE(absl::ParseFlag("\n", &value, &err));
101   EXPECT_FALSE(absl::ParseFlag("\t", &value, &err));
102   EXPECT_FALSE(absl::ParseFlag("2", &value, &err));
103   EXPECT_FALSE(absl::ParseFlag("11", &value, &err));
104   EXPECT_FALSE(absl::ParseFlag("tt", &value, &err));
105 }
106 
107 // --------------------------------------------------------------------
108 
TEST(MarshallingTest,TestInt16Parsing)109 TEST(MarshallingTest, TestInt16Parsing) {
110   std::string err;
111   int16_t value;
112 
113   // Decimal values.
114   EXPECT_TRUE(absl::ParseFlag("1", &value, &err));
115   EXPECT_EQ(value, 1);
116   EXPECT_TRUE(absl::ParseFlag("0", &value, &err));
117   EXPECT_EQ(value, 0);
118   EXPECT_TRUE(absl::ParseFlag("-1", &value, &err));
119   EXPECT_EQ(value, -1);
120   EXPECT_TRUE(absl::ParseFlag("123", &value, &err));
121   EXPECT_EQ(value, 123);
122   EXPECT_TRUE(absl::ParseFlag("-18765", &value, &err));
123   EXPECT_EQ(value, -18765);
124   EXPECT_TRUE(absl::ParseFlag("+3", &value, &err));
125   EXPECT_EQ(value, 3);
126 
127   // Leading zero values.
128   EXPECT_TRUE(absl::ParseFlag("01", &value, &err));
129   EXPECT_EQ(value, 1);
130   EXPECT_TRUE(absl::ParseFlag("-001", &value, &err));
131   EXPECT_EQ(value, -1);
132   EXPECT_TRUE(absl::ParseFlag("0000100", &value, &err));
133   EXPECT_EQ(value, 100);
134 
135   // Hex values.
136   EXPECT_TRUE(absl::ParseFlag("0x10", &value, &err));
137   EXPECT_EQ(value, 16);
138   EXPECT_TRUE(absl::ParseFlag("0X234", &value, &err));
139   EXPECT_EQ(value, 564);
140   // TODO(rogeeff): fix below validations
141   EXPECT_FALSE(absl::ParseFlag("-0x7FFD", &value, &err));
142   EXPECT_NE(value, -3);
143   EXPECT_FALSE(absl::ParseFlag("+0x31", &value, &err));
144   EXPECT_NE(value, 49);
145 
146   // Whitespace handling
147   EXPECT_TRUE(absl::ParseFlag("10  ", &value, &err));
148   EXPECT_EQ(value, 10);
149   EXPECT_TRUE(absl::ParseFlag("  11", &value, &err));
150   EXPECT_EQ(value, 11);
151   EXPECT_TRUE(absl::ParseFlag("  012  ", &value, &err));
152   EXPECT_EQ(value, 12);
153   EXPECT_TRUE(absl::ParseFlag(" 0x22    ", &value, &err));
154   EXPECT_EQ(value, 34);
155 
156   // Invalid values.
157   EXPECT_FALSE(absl::ParseFlag("", &value, &err));
158   EXPECT_FALSE(absl::ParseFlag(" ", &value, &err));
159   EXPECT_FALSE(absl::ParseFlag("  ", &value, &err));
160   EXPECT_FALSE(absl::ParseFlag("40000", &value, &err));
161   EXPECT_FALSE(absl::ParseFlag("--1", &value, &err));
162   EXPECT_FALSE(absl::ParseFlag("\n", &value, &err));
163   EXPECT_FALSE(absl::ParseFlag("\t", &value, &err));
164   EXPECT_FALSE(absl::ParseFlag("2U", &value, &err));
165   EXPECT_FALSE(absl::ParseFlag("FFF", &value, &err));
166 }
167 
168 // --------------------------------------------------------------------
169 
TEST(MarshallingTest,TestUint16Parsing)170 TEST(MarshallingTest, TestUint16Parsing) {
171   std::string err;
172   uint16_t value;
173 
174   // Decimal values.
175   EXPECT_TRUE(absl::ParseFlag("1", &value, &err));
176   EXPECT_EQ(value, 1);
177   EXPECT_TRUE(absl::ParseFlag("0", &value, &err));
178   EXPECT_EQ(value, 0);
179   EXPECT_TRUE(absl::ParseFlag("123", &value, &err));
180   EXPECT_EQ(value, 123);
181   EXPECT_TRUE(absl::ParseFlag("+3", &value, &err));
182   EXPECT_EQ(value, 3);
183 
184   // Leading zero values.
185   EXPECT_TRUE(absl::ParseFlag("01", &value, &err));
186   EXPECT_EQ(value, 1);
187   EXPECT_TRUE(absl::ParseFlag("001", &value, &err));
188   EXPECT_EQ(value, 1);
189   EXPECT_TRUE(absl::ParseFlag("0000100", &value, &err));
190   EXPECT_EQ(value, 100);
191 
192   // Hex values.
193   EXPECT_TRUE(absl::ParseFlag("0x10", &value, &err));
194   EXPECT_EQ(value, 16);
195   EXPECT_TRUE(absl::ParseFlag("0X234", &value, &err));
196   EXPECT_EQ(value, 564);
197   // TODO(rogeeff): fix below validations
198   EXPECT_FALSE(absl::ParseFlag("+0x31", &value, &err));
199   EXPECT_NE(value, 49);
200 
201   // Whitespace handling
202   EXPECT_TRUE(absl::ParseFlag("10  ", &value, &err));
203   EXPECT_EQ(value, 10);
204   EXPECT_TRUE(absl::ParseFlag("  11", &value, &err));
205   EXPECT_EQ(value, 11);
206   EXPECT_TRUE(absl::ParseFlag("  012  ", &value, &err));
207   EXPECT_EQ(value, 12);
208   EXPECT_TRUE(absl::ParseFlag(" 0x22    ", &value, &err));
209   EXPECT_EQ(value, 34);
210 
211   // Invalid values.
212   EXPECT_FALSE(absl::ParseFlag("", &value, &err));
213   EXPECT_FALSE(absl::ParseFlag(" ", &value, &err));
214   EXPECT_FALSE(absl::ParseFlag("  ", &value, &err));
215   EXPECT_FALSE(absl::ParseFlag("70000", &value, &err));
216   EXPECT_FALSE(absl::ParseFlag("-1", &value, &err));
217   EXPECT_FALSE(absl::ParseFlag("--1", &value, &err));
218   EXPECT_FALSE(absl::ParseFlag("\n", &value, &err));
219   EXPECT_FALSE(absl::ParseFlag("\t", &value, &err));
220   EXPECT_FALSE(absl::ParseFlag("2U", &value, &err));
221   EXPECT_FALSE(absl::ParseFlag("FFF", &value, &err));
222 }
223 
224 // --------------------------------------------------------------------
225 
TEST(MarshallingTest,TestInt32Parsing)226 TEST(MarshallingTest, TestInt32Parsing) {
227   std::string err;
228   int32_t value;
229 
230   // Decimal values.
231   EXPECT_TRUE(absl::ParseFlag("1", &value, &err));
232   EXPECT_EQ(value, 1);
233   EXPECT_TRUE(absl::ParseFlag("0", &value, &err));
234   EXPECT_EQ(value, 0);
235   EXPECT_TRUE(absl::ParseFlag("-1", &value, &err));
236   EXPECT_EQ(value, -1);
237   EXPECT_TRUE(absl::ParseFlag("123", &value, &err));
238   EXPECT_EQ(value, 123);
239   EXPECT_TRUE(absl::ParseFlag("-98765", &value, &err));
240   EXPECT_EQ(value, -98765);
241   EXPECT_TRUE(absl::ParseFlag("+3", &value, &err));
242   EXPECT_EQ(value, 3);
243 
244   // Leading zero values.
245   EXPECT_TRUE(absl::ParseFlag("01", &value, &err));
246   EXPECT_EQ(value, 1);
247   EXPECT_TRUE(absl::ParseFlag("-001", &value, &err));
248   EXPECT_EQ(value, -1);
249   EXPECT_TRUE(absl::ParseFlag("0000100", &value, &err));
250   EXPECT_EQ(value, 100);
251 
252   // Hex values.
253   EXPECT_TRUE(absl::ParseFlag("0x10", &value, &err));
254   EXPECT_EQ(value, 16);
255   EXPECT_TRUE(absl::ParseFlag("0X234", &value, &err));
256   EXPECT_EQ(value, 564);
257   // TODO(rogeeff): fix below validations
258   EXPECT_FALSE(absl::ParseFlag("-0x7FFFFFFD", &value, &err));
259   EXPECT_NE(value, -3);
260   EXPECT_FALSE(absl::ParseFlag("+0x31", &value, &err));
261   EXPECT_NE(value, 49);
262 
263   // Whitespace handling
264   EXPECT_TRUE(absl::ParseFlag("10  ", &value, &err));
265   EXPECT_EQ(value, 10);
266   EXPECT_TRUE(absl::ParseFlag("  11", &value, &err));
267   EXPECT_EQ(value, 11);
268   EXPECT_TRUE(absl::ParseFlag("  012  ", &value, &err));
269   EXPECT_EQ(value, 12);
270   EXPECT_TRUE(absl::ParseFlag(" 0x22    ", &value, &err));
271   EXPECT_EQ(value, 34);
272 
273   // Invalid values.
274   EXPECT_FALSE(absl::ParseFlag("", &value, &err));
275   EXPECT_FALSE(absl::ParseFlag(" ", &value, &err));
276   EXPECT_FALSE(absl::ParseFlag("  ", &value, &err));
277   EXPECT_FALSE(absl::ParseFlag("70000000000", &value, &err));
278   EXPECT_FALSE(absl::ParseFlag("--1", &value, &err));
279   EXPECT_FALSE(absl::ParseFlag("\n", &value, &err));
280   EXPECT_FALSE(absl::ParseFlag("\t", &value, &err));
281   EXPECT_FALSE(absl::ParseFlag("2U", &value, &err));
282   EXPECT_FALSE(absl::ParseFlag("FFF", &value, &err));
283 }
284 
285 // --------------------------------------------------------------------
286 
TEST(MarshallingTest,TestUint32Parsing)287 TEST(MarshallingTest, TestUint32Parsing) {
288   std::string err;
289   uint32_t value;
290 
291   // Decimal values.
292   EXPECT_TRUE(absl::ParseFlag("1", &value, &err));
293   EXPECT_EQ(value, 1);
294   EXPECT_TRUE(absl::ParseFlag("0", &value, &err));
295   EXPECT_EQ(value, 0);
296   EXPECT_TRUE(absl::ParseFlag("123", &value, &err));
297   EXPECT_EQ(value, 123);
298   EXPECT_TRUE(absl::ParseFlag("+3", &value, &err));
299   EXPECT_EQ(value, 3);
300 
301   // Leading zero values.
302   EXPECT_TRUE(absl::ParseFlag("01", &value, &err));
303   EXPECT_EQ(value, 1);
304   EXPECT_TRUE(absl::ParseFlag("0000100", &value, &err));
305   EXPECT_EQ(value, 100);
306 
307   // Hex values.
308   EXPECT_TRUE(absl::ParseFlag("0x10", &value, &err));
309   EXPECT_EQ(value, 16);
310   EXPECT_TRUE(absl::ParseFlag("0X234", &value, &err));
311   EXPECT_EQ(value, 564);
312   EXPECT_TRUE(absl::ParseFlag("0xFFFFFFFD", &value, &err));
313   EXPECT_EQ(value, 4294967293);
314   // TODO(rogeeff): fix below validations
315   EXPECT_FALSE(absl::ParseFlag("+0x31", &value, &err));
316   EXPECT_NE(value, 49);
317 
318   // Whitespace handling
319   EXPECT_TRUE(absl::ParseFlag("10  ", &value, &err));
320   EXPECT_EQ(value, 10);
321   EXPECT_TRUE(absl::ParseFlag("  11", &value, &err));
322   EXPECT_EQ(value, 11);
323   EXPECT_TRUE(absl::ParseFlag("  012  ", &value, &err));
324   EXPECT_EQ(value, 12);
325   EXPECT_TRUE(absl::ParseFlag(" 0x22    ", &value, &err));
326   EXPECT_EQ(value, 34);
327 
328   // Invalid values.
329   EXPECT_FALSE(absl::ParseFlag("", &value, &err));
330   EXPECT_FALSE(absl::ParseFlag(" ", &value, &err));
331   EXPECT_FALSE(absl::ParseFlag("  ", &value, &err));
332   EXPECT_FALSE(absl::ParseFlag("140000000000", &value, &err));
333   EXPECT_FALSE(absl::ParseFlag("-1", &value, &err));
334   EXPECT_FALSE(absl::ParseFlag("--1", &value, &err));
335   EXPECT_FALSE(absl::ParseFlag("\n", &value, &err));
336   EXPECT_FALSE(absl::ParseFlag("\t", &value, &err));
337   EXPECT_FALSE(absl::ParseFlag("2U", &value, &err));
338   EXPECT_FALSE(absl::ParseFlag("FFF", &value, &err));
339 }
340 
341 // --------------------------------------------------------------------
342 
TEST(MarshallingTest,TestInt64Parsing)343 TEST(MarshallingTest, TestInt64Parsing) {
344   std::string err;
345   int64_t value;
346 
347   // Decimal values.
348   EXPECT_TRUE(absl::ParseFlag("1", &value, &err));
349   EXPECT_EQ(value, 1);
350   EXPECT_TRUE(absl::ParseFlag("0", &value, &err));
351   EXPECT_EQ(value, 0);
352   EXPECT_TRUE(absl::ParseFlag("-1", &value, &err));
353   EXPECT_EQ(value, -1);
354   EXPECT_TRUE(absl::ParseFlag("123", &value, &err));
355   EXPECT_EQ(value, 123);
356   EXPECT_TRUE(absl::ParseFlag("-98765", &value, &err));
357   EXPECT_EQ(value, -98765);
358   EXPECT_TRUE(absl::ParseFlag("+3", &value, &err));
359   EXPECT_EQ(value, 3);
360 
361   // Leading zero values.
362   EXPECT_TRUE(absl::ParseFlag("01", &value, &err));
363   EXPECT_EQ(value, 1);
364   EXPECT_TRUE(absl::ParseFlag("001", &value, &err));
365   EXPECT_EQ(value, 1);
366   EXPECT_TRUE(absl::ParseFlag("0000100", &value, &err));
367   EXPECT_EQ(value, 100);
368 
369   // Hex values.
370   EXPECT_TRUE(absl::ParseFlag("0x10", &value, &err));
371   EXPECT_EQ(value, 16);
372   EXPECT_TRUE(absl::ParseFlag("0XFFFAAABBBCCCDDD", &value, &err));
373   EXPECT_EQ(value, 1152827684197027293);
374   // TODO(rogeeff): fix below validation
375   EXPECT_FALSE(absl::ParseFlag("-0x7FFFFFFFFFFFFFFE", &value, &err));
376   EXPECT_NE(value, -2);
377   EXPECT_FALSE(absl::ParseFlag("+0x31", &value, &err));
378   EXPECT_NE(value, 49);
379 
380   // Whitespace handling
381   EXPECT_TRUE(absl::ParseFlag("10  ", &value, &err));
382   EXPECT_EQ(value, 10);
383   EXPECT_TRUE(absl::ParseFlag("  11", &value, &err));
384   EXPECT_EQ(value, 11);
385   EXPECT_TRUE(absl::ParseFlag("  012  ", &value, &err));
386   EXPECT_EQ(value, 12);
387   EXPECT_TRUE(absl::ParseFlag(" 0x7F    ", &value, &err));
388   EXPECT_EQ(value, 127);
389 
390   // Invalid values.
391   EXPECT_FALSE(absl::ParseFlag("", &value, &err));
392   EXPECT_FALSE(absl::ParseFlag(" ", &value, &err));
393   EXPECT_FALSE(absl::ParseFlag("  ", &value, &err));
394   EXPECT_FALSE(absl::ParseFlag("0xFFFFFFFFFFFFFFFFFF", &value, &err));
395   EXPECT_FALSE(absl::ParseFlag("--1", &value, &err));
396   EXPECT_FALSE(absl::ParseFlag("\n", &value, &err));
397   EXPECT_FALSE(absl::ParseFlag("\t", &value, &err));
398   EXPECT_FALSE(absl::ParseFlag("2U", &value, &err));
399   EXPECT_FALSE(absl::ParseFlag("FFF", &value, &err));
400 }
401 
402 // --------------------------------------------------------------------
403 
TEST(MarshallingTest,TestUInt64Parsing)404 TEST(MarshallingTest, TestUInt64Parsing) {
405   std::string err;
406   uint64_t value;
407 
408   // Decimal values.
409   EXPECT_TRUE(absl::ParseFlag("1", &value, &err));
410   EXPECT_EQ(value, 1);
411   EXPECT_TRUE(absl::ParseFlag("0", &value, &err));
412   EXPECT_EQ(value, 0);
413   EXPECT_TRUE(absl::ParseFlag("123", &value, &err));
414   EXPECT_EQ(value, 123);
415   EXPECT_TRUE(absl::ParseFlag("+13", &value, &err));
416   EXPECT_EQ(value, 13);
417 
418   // Leading zero values.
419   EXPECT_TRUE(absl::ParseFlag("01", &value, &err));
420   EXPECT_EQ(value, 1);
421   EXPECT_TRUE(absl::ParseFlag("001", &value, &err));
422   EXPECT_EQ(value, 1);
423   EXPECT_TRUE(absl::ParseFlag("0000300", &value, &err));
424   EXPECT_EQ(value, 300);
425 
426   // Hex values.
427   EXPECT_TRUE(absl::ParseFlag("0x10", &value, &err));
428   EXPECT_EQ(value, 16);
429   EXPECT_TRUE(absl::ParseFlag("0XFFFF", &value, &err));
430   EXPECT_EQ(value, 65535);
431   // TODO(rogeeff): fix below validation
432   EXPECT_FALSE(absl::ParseFlag("+0x31", &value, &err));
433   EXPECT_NE(value, 49);
434 
435   // Whitespace handling
436   EXPECT_TRUE(absl::ParseFlag("10  ", &value, &err));
437   EXPECT_EQ(value, 10);
438   EXPECT_TRUE(absl::ParseFlag("  11", &value, &err));
439   EXPECT_EQ(value, 11);
440   EXPECT_TRUE(absl::ParseFlag("  012  ", &value, &err));
441   EXPECT_EQ(value, 12);
442 
443   // Invalid values.
444   EXPECT_FALSE(absl::ParseFlag("", &value, &err));
445   EXPECT_FALSE(absl::ParseFlag(" ", &value, &err));
446   EXPECT_FALSE(absl::ParseFlag("  ", &value, &err));
447   EXPECT_FALSE(absl::ParseFlag("0xFFFFFFFFFFFFFFFFFF", &value, &err));
448   EXPECT_FALSE(absl::ParseFlag("-1", &value, &err));
449   EXPECT_FALSE(absl::ParseFlag("--1", &value, &err));
450   EXPECT_FALSE(absl::ParseFlag("\n", &value, &err));
451   EXPECT_FALSE(absl::ParseFlag("\t", &value, &err));
452   EXPECT_FALSE(absl::ParseFlag("2U", &value, &err));
453   EXPECT_FALSE(absl::ParseFlag("FFF", &value, &err));
454 }
455 
456 // --------------------------------------------------------------------
457 
TEST(MarshallingTest,TestFloatParsing)458 TEST(MarshallingTest, TestFloatParsing) {
459   std::string err;
460   float value;
461 
462   // Ordinary values.
463   EXPECT_TRUE(absl::ParseFlag("1.3", &value, &err));
464   EXPECT_FLOAT_EQ(value, 1.3f);
465   EXPECT_TRUE(absl::ParseFlag("-0.1", &value, &err));
466   EXPECT_DOUBLE_EQ(value, -0.1f);
467   EXPECT_TRUE(absl::ParseFlag("+0.01", &value, &err));
468   EXPECT_DOUBLE_EQ(value, 0.01f);
469 
470   // Scientific values.
471   EXPECT_TRUE(absl::ParseFlag("1.2e3", &value, &err));
472   EXPECT_DOUBLE_EQ(value, 1.2e3f);
473   EXPECT_TRUE(absl::ParseFlag("9.8765402e-37", &value, &err));
474   EXPECT_DOUBLE_EQ(value, 9.8765402e-37f);
475   EXPECT_TRUE(absl::ParseFlag("0.11e+3", &value, &err));
476   EXPECT_DOUBLE_EQ(value, 0.11e+3f);
477   EXPECT_TRUE(absl::ParseFlag("1.e-2300", &value, &err));
478   EXPECT_DOUBLE_EQ(value, 0.f);
479   EXPECT_TRUE(absl::ParseFlag("1.e+2300", &value, &err));
480   EXPECT_TRUE(std::isinf(value));
481 
482   // Leading zero values.
483   EXPECT_TRUE(absl::ParseFlag("01.6", &value, &err));
484   EXPECT_DOUBLE_EQ(value, 1.6f);
485   EXPECT_TRUE(absl::ParseFlag("000.0001", &value, &err));
486   EXPECT_DOUBLE_EQ(value, 0.0001f);
487 
488   // Trailing zero values.
489   EXPECT_TRUE(absl::ParseFlag("-5.1000", &value, &err));
490   EXPECT_DOUBLE_EQ(value, -5.1f);
491 
492   // Exceptional values.
493   EXPECT_TRUE(absl::ParseFlag("NaN", &value, &err));
494   EXPECT_TRUE(std::isnan(value));
495   EXPECT_TRUE(absl::ParseFlag("Inf", &value, &err));
496   EXPECT_TRUE(std::isinf(value));
497 
498   // Hex values
499   EXPECT_TRUE(absl::ParseFlag("0x10.23p12", &value, &err));
500   EXPECT_DOUBLE_EQ(value, 66096.f);
501   EXPECT_TRUE(absl::ParseFlag("-0xF1.A3p-2", &value, &err));
502   EXPECT_NEAR(value, -60.4092f, 5e-5f);
503   EXPECT_TRUE(absl::ParseFlag("+0x0.0AAp-12", &value, &err));
504   EXPECT_NEAR(value, 1.01328e-05f, 5e-11f);
505   EXPECT_TRUE(absl::ParseFlag("0x.01p1", &value, &err));
506   EXPECT_NEAR(value, 0.0078125f, 5e-8f);
507 
508   // Whitespace handling
509   EXPECT_TRUE(absl::ParseFlag("10.1  ", &value, &err));
510   EXPECT_DOUBLE_EQ(value, 10.1f);
511   EXPECT_TRUE(absl::ParseFlag("  2.34", &value, &err));
512   EXPECT_DOUBLE_EQ(value, 2.34f);
513   EXPECT_TRUE(absl::ParseFlag("  5.7  ", &value, &err));
514   EXPECT_DOUBLE_EQ(value, 5.7f);
515   EXPECT_TRUE(absl::ParseFlag("  -0xE0.F3p01  ", &value, &err));
516   EXPECT_NEAR(value, -449.8984375f, 5e-8f);
517 
518   // Invalid values.
519   EXPECT_FALSE(absl::ParseFlag("", &value, &err));
520   EXPECT_FALSE(absl::ParseFlag(" ", &value, &err));
521   EXPECT_FALSE(absl::ParseFlag("  ", &value, &err));
522   EXPECT_FALSE(absl::ParseFlag("--1", &value, &err));
523   EXPECT_FALSE(absl::ParseFlag("\n", &value, &err));
524   EXPECT_FALSE(absl::ParseFlag("\t", &value, &err));
525   EXPECT_FALSE(absl::ParseFlag("2.3xxx", &value, &err));
526   EXPECT_FALSE(absl::ParseFlag("0x0.1pAA", &value, &err));
527   // TODO(rogeeff): below assertion should fail
528   EXPECT_TRUE(absl::ParseFlag("0x0.1", &value, &err));
529 }
530 
531 // --------------------------------------------------------------------
532 
TEST(MarshallingTest,TestDoubleParsing)533 TEST(MarshallingTest, TestDoubleParsing) {
534   std::string err;
535   double value;
536 
537   // Ordinary values.
538   EXPECT_TRUE(absl::ParseFlag("1.3", &value, &err));
539   EXPECT_DOUBLE_EQ(value, 1.3);
540   EXPECT_TRUE(absl::ParseFlag("-0.1", &value, &err));
541   EXPECT_DOUBLE_EQ(value, -0.1);
542   EXPECT_TRUE(absl::ParseFlag("+0.01", &value, &err));
543   EXPECT_DOUBLE_EQ(value, 0.01);
544 
545   // Scientific values.
546   EXPECT_TRUE(absl::ParseFlag("1.2e3", &value, &err));
547   EXPECT_DOUBLE_EQ(value, 1.2e3);
548   EXPECT_TRUE(absl::ParseFlag("9.00000002e-123", &value, &err));
549   EXPECT_DOUBLE_EQ(value, 9.00000002e-123);
550   EXPECT_TRUE(absl::ParseFlag("0.11e+3", &value, &err));
551   EXPECT_DOUBLE_EQ(value, 0.11e+3);
552   EXPECT_TRUE(absl::ParseFlag("1.e-2300", &value, &err));
553   EXPECT_DOUBLE_EQ(value, 0);
554   EXPECT_TRUE(absl::ParseFlag("1.e+2300", &value, &err));
555   EXPECT_TRUE(std::isinf(value));
556 
557   // Leading zero values.
558   EXPECT_TRUE(absl::ParseFlag("01.6", &value, &err));
559   EXPECT_DOUBLE_EQ(value, 1.6);
560   EXPECT_TRUE(absl::ParseFlag("000.0001", &value, &err));
561   EXPECT_DOUBLE_EQ(value, 0.0001);
562 
563   // Trailing zero values.
564   EXPECT_TRUE(absl::ParseFlag("-5.1000", &value, &err));
565   EXPECT_DOUBLE_EQ(value, -5.1);
566 
567   // Exceptional values.
568   EXPECT_TRUE(absl::ParseFlag("NaN", &value, &err));
569   EXPECT_TRUE(std::isnan(value));
570   EXPECT_TRUE(absl::ParseFlag("nan", &value, &err));
571   EXPECT_TRUE(std::isnan(value));
572   EXPECT_TRUE(absl::ParseFlag("Inf", &value, &err));
573   EXPECT_TRUE(std::isinf(value));
574   EXPECT_TRUE(absl::ParseFlag("inf", &value, &err));
575   EXPECT_TRUE(std::isinf(value));
576 
577   // Hex values
578   EXPECT_TRUE(absl::ParseFlag("0x10.23p12", &value, &err));
579   EXPECT_DOUBLE_EQ(value, 66096);
580   EXPECT_TRUE(absl::ParseFlag("-0xF1.A3p-2", &value, &err));
581   EXPECT_NEAR(value, -60.4092, 5e-5);
582   EXPECT_TRUE(absl::ParseFlag("+0x0.0AAp-12", &value, &err));
583   EXPECT_NEAR(value, 1.01328e-05, 5e-11);
584   EXPECT_TRUE(absl::ParseFlag("0x.01p1", &value, &err));
585   EXPECT_NEAR(value, 0.0078125, 5e-8);
586 
587   // Whitespace handling
588   EXPECT_TRUE(absl::ParseFlag("10.1  ", &value, &err));
589   EXPECT_DOUBLE_EQ(value, 10.1);
590   EXPECT_TRUE(absl::ParseFlag("  2.34", &value, &err));
591   EXPECT_DOUBLE_EQ(value, 2.34);
592   EXPECT_TRUE(absl::ParseFlag("  5.7  ", &value, &err));
593   EXPECT_DOUBLE_EQ(value, 5.7);
594   EXPECT_TRUE(absl::ParseFlag("  -0xE0.F3p01  ", &value, &err));
595   EXPECT_NEAR(value, -449.8984375, 5e-8);
596 
597   // Invalid values.
598   EXPECT_FALSE(absl::ParseFlag("", &value, &err));
599   EXPECT_FALSE(absl::ParseFlag(" ", &value, &err));
600   EXPECT_FALSE(absl::ParseFlag("  ", &value, &err));
601   EXPECT_FALSE(absl::ParseFlag("--1", &value, &err));
602   EXPECT_FALSE(absl::ParseFlag("\n", &value, &err));
603   EXPECT_FALSE(absl::ParseFlag("\t", &value, &err));
604   EXPECT_FALSE(absl::ParseFlag("2.3xxx", &value, &err));
605   EXPECT_FALSE(absl::ParseFlag("0x0.1pAA", &value, &err));
606   // TODO(rogeeff): below assertion should fail
607   EXPECT_TRUE(absl::ParseFlag("0x0.1", &value, &err));
608 }
609 
610 // --------------------------------------------------------------------
611 
TEST(MarshallingTest,TestStringParsing)612 TEST(MarshallingTest, TestStringParsing) {
613   std::string err;
614   std::string value;
615 
616   EXPECT_TRUE(absl::ParseFlag("", &value, &err));
617   EXPECT_EQ(value, "");
618   EXPECT_TRUE(absl::ParseFlag(" ", &value, &err));
619   EXPECT_EQ(value, " ");
620   EXPECT_TRUE(absl::ParseFlag("   ", &value, &err));
621   EXPECT_EQ(value, "   ");
622   EXPECT_TRUE(absl::ParseFlag("\n", &value, &err));
623   EXPECT_EQ(value, "\n");
624   EXPECT_TRUE(absl::ParseFlag("\t", &value, &err));
625   EXPECT_EQ(value, "\t");
626   EXPECT_TRUE(absl::ParseFlag("asdfg", &value, &err));
627   EXPECT_EQ(value, "asdfg");
628   EXPECT_TRUE(absl::ParseFlag("asdf ghjk", &value, &err));
629   EXPECT_EQ(value, "asdf ghjk");
630   EXPECT_TRUE(absl::ParseFlag("a\nb\nc", &value, &err));
631   EXPECT_EQ(value, "a\nb\nc");
632   EXPECT_TRUE(absl::ParseFlag("asd\0fgh", &value, &err));
633   EXPECT_EQ(value, "asd");
634   EXPECT_TRUE(absl::ParseFlag("\\\\", &value, &err));
635   EXPECT_EQ(value, "\\\\");
636 }
637 
638 // --------------------------------------------------------------------
639 
TEST(MarshallingTest,TestVectorOfStringParsing)640 TEST(MarshallingTest, TestVectorOfStringParsing) {
641   std::string err;
642   std::vector<std::string> value;
643 
644   EXPECT_TRUE(absl::ParseFlag("", &value, &err));
645   EXPECT_EQ(value, std::vector<std::string>{});
646   EXPECT_TRUE(absl::ParseFlag("1", &value, &err));
647   EXPECT_EQ(value, std::vector<std::string>({"1"}));
648   EXPECT_TRUE(absl::ParseFlag("a,b", &value, &err));
649   EXPECT_EQ(value, std::vector<std::string>({"a", "b"}));
650   EXPECT_TRUE(absl::ParseFlag("a,b,c,", &value, &err));
651   EXPECT_EQ(value, std::vector<std::string>({"a", "b", "c", ""}));
652   EXPECT_TRUE(absl::ParseFlag("a,,", &value, &err));
653   EXPECT_EQ(value, std::vector<std::string>({"a", "", ""}));
654   EXPECT_TRUE(absl::ParseFlag(",", &value, &err));
655   EXPECT_EQ(value, std::vector<std::string>({"", ""}));
656   EXPECT_TRUE(absl::ParseFlag("a, b,c ", &value, &err));
657   EXPECT_EQ(value, std::vector<std::string>({"a", " b", "c "}));
658 }
659 
660 // --------------------------------------------------------------------
661 
TEST(MarshallingTest,TestOptionalBoolParsing)662 TEST(MarshallingTest, TestOptionalBoolParsing) {
663   std::string err;
664   absl::optional<bool> value;
665 
666   EXPECT_TRUE(absl::ParseFlag("", &value, &err));
667   EXPECT_FALSE(value.has_value());
668 
669   EXPECT_TRUE(absl::ParseFlag("true", &value, &err));
670   EXPECT_TRUE(value.has_value());
671   EXPECT_TRUE(*value);
672 
673   EXPECT_TRUE(absl::ParseFlag("false", &value, &err));
674   EXPECT_TRUE(value.has_value());
675   EXPECT_FALSE(*value);
676 
677   EXPECT_FALSE(absl::ParseFlag("nullopt", &value, &err));
678 }
679 
680 // --------------------------------------------------------------------
681 
TEST(MarshallingTest,TestOptionalIntParsing)682 TEST(MarshallingTest, TestOptionalIntParsing) {
683   std::string err;
684   absl::optional<int> value;
685 
686   EXPECT_TRUE(absl::ParseFlag("", &value, &err));
687   EXPECT_FALSE(value.has_value());
688 
689   EXPECT_TRUE(absl::ParseFlag("10", &value, &err));
690   EXPECT_TRUE(value.has_value());
691   EXPECT_EQ(*value, 10);
692 
693   EXPECT_TRUE(absl::ParseFlag("0x1F", &value, &err));
694   EXPECT_TRUE(value.has_value());
695   EXPECT_EQ(*value, 31);
696 
697   EXPECT_FALSE(absl::ParseFlag("nullopt", &value, &err));
698 }
699 
700 // --------------------------------------------------------------------
701 
TEST(MarshallingTest,TestOptionalDoubleParsing)702 TEST(MarshallingTest, TestOptionalDoubleParsing) {
703   std::string err;
704   absl::optional<double> value;
705 
706   EXPECT_TRUE(absl::ParseFlag("", &value, &err));
707   EXPECT_FALSE(value.has_value());
708 
709   EXPECT_TRUE(absl::ParseFlag("1.11", &value, &err));
710   EXPECT_TRUE(value.has_value());
711   EXPECT_EQ(*value, 1.11);
712 
713   EXPECT_TRUE(absl::ParseFlag("-0.12", &value, &err));
714   EXPECT_TRUE(value.has_value());
715   EXPECT_EQ(*value, -0.12);
716 
717   EXPECT_FALSE(absl::ParseFlag("nullopt", &value, &err));
718 }
719 
720 // --------------------------------------------------------------------
721 
TEST(MarshallingTest,TestOptionalStringParsing)722 TEST(MarshallingTest, TestOptionalStringParsing) {
723   std::string err;
724   absl::optional<std::string> value;
725 
726   EXPECT_TRUE(absl::ParseFlag("", &value, &err));
727   EXPECT_FALSE(value.has_value());
728 
729   EXPECT_TRUE(absl::ParseFlag(" ", &value, &err));
730   EXPECT_TRUE(value.has_value());
731   EXPECT_EQ(*value, " ");
732 
733   EXPECT_TRUE(absl::ParseFlag("aqswde", &value, &err));
734   EXPECT_TRUE(value.has_value());
735   EXPECT_EQ(*value, "aqswde");
736 
737   EXPECT_TRUE(absl::ParseFlag("nullopt", &value, &err));
738   EXPECT_TRUE(value.has_value());
739   EXPECT_EQ(*value, "nullopt");
740 }
741 
742 // --------------------------------------------------------------------
743 
TEST(MarshallingTest,TestBoolUnparsing)744 TEST(MarshallingTest, TestBoolUnparsing) {
745   EXPECT_EQ(absl::UnparseFlag(true), "true");
746   EXPECT_EQ(absl::UnparseFlag(false), "false");
747 }
748 
749 // --------------------------------------------------------------------
750 
TEST(MarshallingTest,TestInt16Unparsing)751 TEST(MarshallingTest, TestInt16Unparsing) {
752   int16_t value;
753 
754   value = 1;
755   EXPECT_EQ(absl::UnparseFlag(value), "1");
756   value = 0;
757   EXPECT_EQ(absl::UnparseFlag(value), "0");
758   value = -1;
759   EXPECT_EQ(absl::UnparseFlag(value), "-1");
760   value = 9876;
761   EXPECT_EQ(absl::UnparseFlag(value), "9876");
762   value = -987;
763   EXPECT_EQ(absl::UnparseFlag(value), "-987");
764 }
765 
766 // --------------------------------------------------------------------
767 
TEST(MarshallingTest,TestUint16Unparsing)768 TEST(MarshallingTest, TestUint16Unparsing) {
769   uint16_t value;
770 
771   value = 1;
772   EXPECT_EQ(absl::UnparseFlag(value), "1");
773   value = 0;
774   EXPECT_EQ(absl::UnparseFlag(value), "0");
775   value = 19876;
776   EXPECT_EQ(absl::UnparseFlag(value), "19876");
777 }
778 
779 // --------------------------------------------------------------------
780 
TEST(MarshallingTest,TestInt32Unparsing)781 TEST(MarshallingTest, TestInt32Unparsing) {
782   int32_t value;
783 
784   value = 1;
785   EXPECT_EQ(absl::UnparseFlag(value), "1");
786   value = 0;
787   EXPECT_EQ(absl::UnparseFlag(value), "0");
788   value = -1;
789   EXPECT_EQ(absl::UnparseFlag(value), "-1");
790   value = 12345;
791   EXPECT_EQ(absl::UnparseFlag(value), "12345");
792   value = -987;
793   EXPECT_EQ(absl::UnparseFlag(value), "-987");
794 }
795 
796 // --------------------------------------------------------------------
797 
TEST(MarshallingTest,TestUint32Unparsing)798 TEST(MarshallingTest, TestUint32Unparsing) {
799   uint32_t value;
800 
801   value = 1;
802   EXPECT_EQ(absl::UnparseFlag(value), "1");
803   value = 0;
804   EXPECT_EQ(absl::UnparseFlag(value), "0");
805   value = 1234500;
806   EXPECT_EQ(absl::UnparseFlag(value), "1234500");
807 }
808 
809 // --------------------------------------------------------------------
810 
TEST(MarshallingTest,TestInt64Unparsing)811 TEST(MarshallingTest, TestInt64Unparsing) {
812   int64_t value;
813 
814   value = 1;
815   EXPECT_EQ(absl::UnparseFlag(value), "1");
816   value = 0;
817   EXPECT_EQ(absl::UnparseFlag(value), "0");
818   value = -1;
819   EXPECT_EQ(absl::UnparseFlag(value), "-1");
820   value = 123456789L;
821   EXPECT_EQ(absl::UnparseFlag(value), "123456789");
822   value = -987654321L;
823   EXPECT_EQ(absl::UnparseFlag(value), "-987654321");
824   value = 0x7FFFFFFFFFFFFFFF;
825   EXPECT_EQ(absl::UnparseFlag(value), "9223372036854775807");
826   value = 0xFFFFFFFFFFFFFFFF;
827   EXPECT_EQ(absl::UnparseFlag(value), "-1");
828 }
829 
830 // --------------------------------------------------------------------
831 
TEST(MarshallingTest,TestUint64Unparsing)832 TEST(MarshallingTest, TestUint64Unparsing) {
833   uint64_t value;
834 
835   value = 1;
836   EXPECT_EQ(absl::UnparseFlag(value), "1");
837   value = 0;
838   EXPECT_EQ(absl::UnparseFlag(value), "0");
839   value = 123456789L;
840   EXPECT_EQ(absl::UnparseFlag(value), "123456789");
841   value = 0xFFFFFFFFFFFFFFFF;
842   EXPECT_EQ(absl::UnparseFlag(value), "18446744073709551615");
843 }
844 
845 // --------------------------------------------------------------------
846 
TEST(MarshallingTest,TestFloatUnparsing)847 TEST(MarshallingTest, TestFloatUnparsing) {
848   float value;
849 
850   value = 1.1f;
851   EXPECT_EQ(absl::UnparseFlag(value), "1.1");
852   value = 0.01f;
853   EXPECT_EQ(absl::UnparseFlag(value), "0.01");
854   value = 1.23e-2f;
855   EXPECT_EQ(absl::UnparseFlag(value), "0.0123");
856   value = -0.71f;
857   EXPECT_EQ(absl::UnparseFlag(value), "-0.71");
858 }
859 
860 // --------------------------------------------------------------------
861 
TEST(MarshallingTest,TestDoubleUnparsing)862 TEST(MarshallingTest, TestDoubleUnparsing) {
863   double value;
864 
865   value = 1.1;
866   EXPECT_EQ(absl::UnparseFlag(value), "1.1");
867   value = 0.01;
868   EXPECT_EQ(absl::UnparseFlag(value), "0.01");
869   value = 1.23e-2;
870   EXPECT_EQ(absl::UnparseFlag(value), "0.0123");
871   value = -0.71;
872   EXPECT_EQ(absl::UnparseFlag(value), "-0.71");
873   value = -0;
874   EXPECT_EQ(absl::UnparseFlag(value), "0");
875   value = std::nan("");
876   EXPECT_EQ(absl::UnparseFlag(value), "nan");
877   value = std::numeric_limits<double>::infinity();
878   EXPECT_EQ(absl::UnparseFlag(value), "inf");
879 }
880 
881 // --------------------------------------------------------------------
882 
TEST(MarshallingTest,TestStringUnparsing)883 TEST(MarshallingTest, TestStringUnparsing) {
884   EXPECT_EQ(absl::UnparseFlag(""), "");
885   EXPECT_EQ(absl::UnparseFlag(" "), " ");
886   EXPECT_EQ(absl::UnparseFlag("qwerty"), "qwerty");
887   EXPECT_EQ(absl::UnparseFlag("ASDFGH"), "ASDFGH");
888   EXPECT_EQ(absl::UnparseFlag("\n\t  "), "\n\t  ");
889 }
890 
891 // --------------------------------------------------------------------
892 
TEST(MarshallingTest,TestOptionalBoolUnparsing)893 TEST(MarshallingTest, TestOptionalBoolUnparsing) {
894   absl::optional<bool> value;
895 
896   EXPECT_EQ(absl::UnparseFlag(value), "");
897   value = true;
898   EXPECT_EQ(absl::UnparseFlag(value), "true");
899   value = false;
900   EXPECT_EQ(absl::UnparseFlag(value), "false");
901   value = absl::nullopt;
902   EXPECT_EQ(absl::UnparseFlag(value), "");
903 }
904 
905 // --------------------------------------------------------------------
906 
TEST(MarshallingTest,TestOptionalIntUnparsing)907 TEST(MarshallingTest, TestOptionalIntUnparsing) {
908   absl::optional<int> value;
909 
910   EXPECT_EQ(absl::UnparseFlag(value), "");
911   value = 0;
912   EXPECT_EQ(absl::UnparseFlag(value), "0");
913   value = -12;
914   EXPECT_EQ(absl::UnparseFlag(value), "-12");
915   value = absl::nullopt;
916   EXPECT_EQ(absl::UnparseFlag(value), "");
917 }
918 
919 // --------------------------------------------------------------------
920 
TEST(MarshallingTest,TestOptionalDoubleUnparsing)921 TEST(MarshallingTest, TestOptionalDoubleUnparsing) {
922   absl::optional<double> value;
923 
924   EXPECT_EQ(absl::UnparseFlag(value), "");
925   value = 1.;
926   EXPECT_EQ(absl::UnparseFlag(value), "1");
927   value = -1.23;
928   EXPECT_EQ(absl::UnparseFlag(value), "-1.23");
929   value = absl::nullopt;
930   EXPECT_EQ(absl::UnparseFlag(value), "");
931 }
932 
933 // --------------------------------------------------------------------
934 
TEST(MarshallingTest,TestOptionalStringUnparsing)935 TEST(MarshallingTest, TestOptionalStringUnparsing) {
936   absl::optional<std::string> strvalue;
937   EXPECT_EQ(absl::UnparseFlag(strvalue), "");
938 
939   strvalue = "asdfg";
940   EXPECT_EQ(absl::UnparseFlag(strvalue), "asdfg");
941 
942   strvalue = " ";
943   EXPECT_EQ(absl::UnparseFlag(strvalue), " ");
944 
945   strvalue = "";  // It is UB to set an optional string flag to ""
946   EXPECT_EQ(absl::UnparseFlag(strvalue), "");
947 }
948 
949 // --------------------------------------------------------------------
950 
951 #if defined(ABSL_HAVE_STD_OPTIONAL) && !defined(ABSL_USES_STD_OPTIONAL)
952 
TEST(MarshallingTest,TestStdOptionalUnparsing)953 TEST(MarshallingTest, TestStdOptionalUnparsing) {
954   std::optional<std::string> strvalue;
955   EXPECT_EQ(absl::UnparseFlag(strvalue), "");
956 
957   strvalue = "asdfg";
958   EXPECT_EQ(absl::UnparseFlag(strvalue), "asdfg");
959 
960   strvalue = " ";
961   EXPECT_EQ(absl::UnparseFlag(strvalue), " ");
962 
963   strvalue = "";  // It is UB to set an optional string flag to ""
964   EXPECT_EQ(absl::UnparseFlag(strvalue), "");
965 
966   std::optional<int> intvalue;
967   EXPECT_EQ(absl::UnparseFlag(intvalue), "");
968 
969   intvalue = 10;
970   EXPECT_EQ(absl::UnparseFlag(intvalue), "10");
971 }
972 
973 // --------------------------------------------------------------------
974 
975 #endif
976 
977 template <typename T>
TestRoundtrip(T v)978 void TestRoundtrip(T v) {
979   T new_v;
980   std::string err;
981   EXPECT_TRUE(absl::ParseFlag(absl::UnparseFlag(v), &new_v, &err));
982   EXPECT_EQ(new_v, v);
983 }
984 
TEST(MarshallingTest,TestFloatRoundTrip)985 TEST(MarshallingTest, TestFloatRoundTrip) {
986   TestRoundtrip(0.1f);
987   TestRoundtrip(0.12f);
988   TestRoundtrip(0.123f);
989   TestRoundtrip(0.1234f);
990   TestRoundtrip(0.12345f);
991   TestRoundtrip(0.123456f);
992   TestRoundtrip(0.1234567f);
993   TestRoundtrip(0.12345678f);
994 
995   TestRoundtrip(0.1e20f);
996   TestRoundtrip(0.12e20f);
997   TestRoundtrip(0.123e20f);
998   TestRoundtrip(0.1234e20f);
999   TestRoundtrip(0.12345e20f);
1000   TestRoundtrip(0.123456e20f);
1001   TestRoundtrip(0.1234567e20f);
1002   TestRoundtrip(0.12345678e20f);
1003 
1004   TestRoundtrip(0.1e-20f);
1005   TestRoundtrip(0.12e-20f);
1006   TestRoundtrip(0.123e-20f);
1007   TestRoundtrip(0.1234e-20f);
1008   TestRoundtrip(0.12345e-20f);
1009   TestRoundtrip(0.123456e-20f);
1010   TestRoundtrip(0.1234567e-20f);
1011   TestRoundtrip(0.12345678e-20f);
1012 }
1013 
TEST(MarshallingTest,TestDoubleRoundTrip)1014 TEST(MarshallingTest, TestDoubleRoundTrip) {
1015   TestRoundtrip(0.1);
1016   TestRoundtrip(0.12);
1017   TestRoundtrip(0.123);
1018   TestRoundtrip(0.1234);
1019   TestRoundtrip(0.12345);
1020   TestRoundtrip(0.123456);
1021   TestRoundtrip(0.1234567);
1022   TestRoundtrip(0.12345678);
1023   TestRoundtrip(0.123456789);
1024   TestRoundtrip(0.1234567891);
1025   TestRoundtrip(0.12345678912);
1026   TestRoundtrip(0.123456789123);
1027   TestRoundtrip(0.1234567891234);
1028   TestRoundtrip(0.12345678912345);
1029   TestRoundtrip(0.123456789123456);
1030   TestRoundtrip(0.1234567891234567);
1031   TestRoundtrip(0.12345678912345678);
1032 
1033   TestRoundtrip(0.1e50);
1034   TestRoundtrip(0.12e50);
1035   TestRoundtrip(0.123e50);
1036   TestRoundtrip(0.1234e50);
1037   TestRoundtrip(0.12345e50);
1038   TestRoundtrip(0.123456e50);
1039   TestRoundtrip(0.1234567e50);
1040   TestRoundtrip(0.12345678e50);
1041   TestRoundtrip(0.123456789e50);
1042   TestRoundtrip(0.1234567891e50);
1043   TestRoundtrip(0.12345678912e50);
1044   TestRoundtrip(0.123456789123e50);
1045   TestRoundtrip(0.1234567891234e50);
1046   TestRoundtrip(0.12345678912345e50);
1047   TestRoundtrip(0.123456789123456e50);
1048   TestRoundtrip(0.1234567891234567e50);
1049   TestRoundtrip(0.12345678912345678e50);
1050 
1051   TestRoundtrip(0.1e-50);
1052   TestRoundtrip(0.12e-50);
1053   TestRoundtrip(0.123e-50);
1054   TestRoundtrip(0.1234e-50);
1055   TestRoundtrip(0.12345e-50);
1056   TestRoundtrip(0.123456e-50);
1057   TestRoundtrip(0.1234567e-50);
1058   TestRoundtrip(0.12345678e-50);
1059   TestRoundtrip(0.123456789e-50);
1060   TestRoundtrip(0.1234567891e-50);
1061   TestRoundtrip(0.12345678912e-50);
1062   TestRoundtrip(0.123456789123e-50);
1063   TestRoundtrip(0.1234567891234e-50);
1064   TestRoundtrip(0.12345678912345e-50);
1065   TestRoundtrip(0.123456789123456e-50);
1066   TestRoundtrip(0.1234567891234567e-50);
1067   TestRoundtrip(0.12345678912345678e-50);
1068 }
1069 
1070 }  // namespace
1071