Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(837)

Side by Side Diff: test/cctest/test-strtod.cc

Issue 358363002: Move platform abstraction to base library (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: updates Created 6 years, 5 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
OLDNEW
1 // Copyright 2006-2008 the V8 project authors. All rights reserved. 1 // Copyright 2006-2008 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
(...skipping 11 matching lines...) Expand all
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 27
28 #include <stdlib.h> 28 #include <stdlib.h>
29 29
30 #include "src/v8.h" 30 #include "src/v8.h"
31 31
32 #include "src/base/utils/random-number-generator.h"
32 #include "src/bignum.h" 33 #include "src/bignum.h"
33 #include "src/diy-fp.h" 34 #include "src/diy-fp.h"
34 #include "src/double.h" 35 #include "src/double.h"
35 #include "src/strtod.h" 36 #include "src/strtod.h"
36 #include "src/utils/random-number-generator.h"
37 #include "test/cctest/cctest.h" 37 #include "test/cctest/cctest.h"
38 38
39 using namespace v8::internal; 39 using namespace v8::internal;
40 40
41 static Vector<const char> StringToVector(const char* str) { 41 static Vector<const char> StringToVector(const char* str) {
42 return Vector<const char>(str, StrLength(str)); 42 return Vector<const char>(str, StrLength(str));
43 } 43 }
44 44
45 45
46 static double StrtodChar(const char* str, int exponent) { 46 static double StrtodChar(const char* str, int exponent) {
(...skipping 395 matching lines...) Expand 10 before | Expand all | Expand 10 after
442 lo = 18273 * (lo & 0xFFFF) + (lo >> 16); 442 lo = 18273 * (lo & 0xFFFF) + (lo >> 16);
443 return (hi << 16) + (lo & 0xFFFF); 443 return (hi << 16) + (lo & 0xFFFF);
444 } 444 }
445 445
446 446
447 static const int kBufferSize = 1024; 447 static const int kBufferSize = 1024;
448 static const int kShortStrtodRandomCount = 2; 448 static const int kShortStrtodRandomCount = 2;
449 static const int kLargeStrtodRandomCount = 2; 449 static const int kLargeStrtodRandomCount = 2;
450 450
451 TEST(RandomStrtod) { 451 TEST(RandomStrtod) {
452 RandomNumberGenerator rng; 452 v8::base::RandomNumberGenerator rng;
453 char buffer[kBufferSize]; 453 char buffer[kBufferSize];
454 for (int length = 1; length < 15; length++) { 454 for (int length = 1; length < 15; length++) {
455 for (int i = 0; i < kShortStrtodRandomCount; ++i) { 455 for (int i = 0; i < kShortStrtodRandomCount; ++i) {
456 int pos = 0; 456 int pos = 0;
457 for (int j = 0; j < length; ++j) { 457 for (int j = 0; j < length; ++j) {
458 buffer[pos++] = rng.NextInt(10) + '0'; 458 buffer[pos++] = rng.NextInt(10) + '0';
459 } 459 }
460 int exponent = DeterministicRandom() % (25*2 + 1) - 25 - length; 460 int exponent = DeterministicRandom() % (25*2 + 1) - 25 - length;
461 buffer[pos] = '\0'; 461 buffer[pos] = '\0';
462 Vector<const char> vector(buffer, pos); 462 Vector<const char> vector(buffer, pos);
463 double strtod_result = Strtod(vector, exponent); 463 double strtod_result = Strtod(vector, exponent);
464 CHECK(CheckDouble(vector, exponent, strtod_result)); 464 CHECK(CheckDouble(vector, exponent, strtod_result));
465 } 465 }
466 } 466 }
467 for (int length = 15; length < 800; length += 2) { 467 for (int length = 15; length < 800; length += 2) {
468 for (int i = 0; i < kLargeStrtodRandomCount; ++i) { 468 for (int i = 0; i < kLargeStrtodRandomCount; ++i) {
469 int pos = 0; 469 int pos = 0;
470 for (int j = 0; j < length; ++j) { 470 for (int j = 0; j < length; ++j) {
471 buffer[pos++] = rng.NextInt(10) + '0'; 471 buffer[pos++] = rng.NextInt(10) + '0';
472 } 472 }
473 int exponent = DeterministicRandom() % (308*2 + 1) - 308 - length; 473 int exponent = DeterministicRandom() % (308*2 + 1) - 308 - length;
474 buffer[pos] = '\0'; 474 buffer[pos] = '\0';
475 Vector<const char> vector(buffer, pos); 475 Vector<const char> vector(buffer, pos);
476 double strtod_result = Strtod(vector, exponent); 476 double strtod_result = Strtod(vector, exponent);
477 CHECK(CheckDouble(vector, exponent, strtod_result)); 477 CHECK(CheckDouble(vector, exponent, strtod_result));
478 } 478 }
479 } 479 }
480 } 480 }
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698