1 static char help[] = "Test PetscFormatConvertGetSize().\n"; 2 3 #include <petscsys.h> 4 #include <petscviewer.h> 5 6 PetscErrorCode TestPetscVSNPrintf(char *, size_t, size_t *, const char *, ...); 7 8 int main(int argc, char **argv) 9 { 10 size_t sz, fullLength; 11 char *newformatstr, buffer[128], longstr[256], superlongstr[10000]; 12 const char *formatstr = "Greetings %D %3.2f %g\n"; 13 PetscInt i, twentytwo = 22; 14 15 PetscFunctionBeginUser; 16 PetscCall(PetscInitialize(&argc, &argv, NULL, help)); 17 18 /* test that PetscFormatConvertGetSize() correctly counts needed amount of space */ 19 PetscCall(PetscFormatConvertGetSize(formatstr, &sz)); 20 if (PetscDefined(USE_64BIT_INDICES)) { 21 PetscCheck(sz == 29, PETSC_COMM_WORLD, PETSC_ERR_PLIB, "Format size %zu should be 29", sz); 22 } else { 23 PetscCheck(sz == 27, PETSC_COMM_WORLD, PETSC_ERR_PLIB, "Format size %zu should be 27", sz); 24 } 25 PetscCall(PetscMalloc1(sz, &newformatstr)); 26 PetscCall(PetscFormatConvert(formatstr, newformatstr)); 27 PetscCall(PetscPrintf(PETSC_COMM_WORLD, newformatstr, twentytwo, 3.47, 3.0)); 28 PetscCall(PetscFree(newformatstr)); 29 30 /* Test correct count is returned with %g format */ 31 PetscCall(PetscSNPrintfCount(buffer, sizeof(buffer), "Test %g %g\n", &sz, 3.33, 2.7)); 32 PetscCall(PetscStrlen(buffer, &fullLength)); 33 PetscCheck(sz == fullLength + 1, PETSC_COMM_SELF, PETSC_ERR_PLIB, "PetscSNPrintfCount() count should be %d it is %d", (int)fullLength + 1, (int)sz); 34 35 /* test that TestPetscVSNPrintf() fullLength argument returns required space for the string when buffer is long enough */ 36 PetscCall(TestPetscVSNPrintf(buffer, sizeof(buffer), &fullLength, "Greetings %s", "This is my string")); 37 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "buffer :%s: fullLength %d\n", buffer, (int)fullLength)); 38 39 /* test that TestPetscVSNPrintf() fullLength argument returns required space for the string when buffer is not long enough */ 40 for (i = 0; i < 255; i++) longstr[i] = 's'; 41 longstr[255] = 0; 42 PetscCall(TestPetscVSNPrintf(buffer, sizeof(buffer), &fullLength, "Greetings %s", longstr)); 43 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "longstr fullLength %d\n", (int)fullLength)); 44 45 /* test that PetscPrintf() works for strings longer than the default buffer size */ 46 for (i = 0; i < 9998; i++) superlongstr[i] = 's'; 47 superlongstr[9998] = 't'; 48 superlongstr[9999] = 0; 49 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "Greetings %s", superlongstr)); 50 51 /* test that PetscSynchronizedPrintf() works for strings longer than the default buffer size */ 52 PetscCall(PetscSynchronizedPrintf(PETSC_COMM_WORLD, "Greetings %s", superlongstr)); 53 PetscCall(PetscSynchronizedFlush(PETSC_COMM_WORLD, stdout)); 54 55 /* test that PetscSynchronizedFPrintf() works for strings longer than the default buffer size */ 56 PetscCall(PetscSynchronizedFPrintf(PETSC_COMM_WORLD, stdout, "Greetings %s", superlongstr)); 57 PetscCall(PetscSynchronizedFlush(PETSC_COMM_WORLD, stdout)); 58 59 /* test that PetscSynchronizedFPrintf() works for strings longer than the default buffer size */ 60 PetscCall(PetscViewerASCIIPushSynchronized(PETSC_VIEWER_STDOUT_WORLD)); 61 PetscCall(PetscViewerASCIISynchronizedPrintf(PETSC_VIEWER_STDOUT_WORLD, "Greetings %s", superlongstr)); 62 PetscCall(PetscViewerFlush(PETSC_VIEWER_STDOUT_WORLD)); 63 PetscCall(PetscViewerASCIIPopSynchronized(PETSC_VIEWER_STDOUT_WORLD)); 64 65 /* add new line to end of file so that diff does not warn about it being missing */ 66 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "\n")); 67 PetscCall(PetscFinalize()); 68 return 0; 69 } 70 71 PetscErrorCode TestPetscVSNPrintf(char *str, size_t l_str, size_t *fullLength, const char *format, ...) 72 { 73 va_list Argp; 74 75 PetscFunctionBegin; 76 va_start(Argp, format); 77 PetscCall(PetscVSNPrintf(str, l_str, format, fullLength, Argp)); 78 PetscFunctionReturn(PETSC_SUCCESS); 79 } 80 /*TEST 81 82 test: 83 nsize: 2 84 requires: defined(PETSC_HAVE_VA_COPY) 85 86 TEST*/ 87