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Improvements to fuzzershell: Avoid excess memory allocations when loading

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many files.  Show the total runtime on final output.  Show individual filenames
as they are processed even if they are single test-case files.

FossilOrigin-Name: 34a722a2f3331c35211526c9ec055d4d9175c965
This commit is contained in:
drh
2015-05-02 19:54:35 +00:00
parent 1a51337af8
commit 1a57c17d0f
3 changed files with 20 additions and 13 deletions
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19
tool/fuzzershell.c
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@ -451,9 +451,10 @@ int main(int argc, char **argv){
int nInFile = 0; /* Number of input files to read */
char **azInFile = 0; /* Array of input file names */
int jj; /* Loop counter for azInFile[] */
sqlite3_int64 iBegin; /* Start time for the whole program */
sqlite3_int64 iStart, iEnd; /* Start and end-times for a test case */
iBegin = timeOfDay();
zFailCode = getenv("TEST_FAILURE");
g.zArgv0 = argv[0];
zPrompt = "<stdin>";
@ -612,13 +613,15 @@ int main(int argc, char **argv){
zPrompt = "<stdin>";
}
while( !feof(in) ){
zIn = realloc(zIn, nAlloc);
if( zIn==0 ) fatalError("out of memory");
got = fread(zIn+nIn, 1, nAlloc-nIn-1, in);
nIn += (int)got;
zIn[nIn] = 0;
if( got==0 ) break;
nAlloc += nAlloc+1000;
if( nAlloc - nIn - 1 < 100 ){
nAlloc += nAlloc+1000;
zIn = realloc(zIn, nAlloc);
if( zIn==0 ) fatalError("out of memory");
}
}
if( in!=stdin ) fclose(in);
lastPct = -1;
@ -670,6 +673,8 @@ int main(int argc, char **argv){
lastPct = pct;
}
}
}else if( nInFile>1 ){
printf("%s\n", zPrompt);
}
fflush(stdout);
@ -803,8 +808,10 @@ int main(int argc, char **argv){
/* Report total number of tests run
*/
if( nTest>1 && !quietFlag ){
printf("%s: 0 errors out of %d tests\nSQLite %s %s\n",
g.zArgv0, nTest, sqlite3_libversion(), sqlite3_sourceid());
sqlite3_int64 iElapse = timeOfDay() - iBegin;
printf("%s: 0 errors out of %d tests in %d.%03d seconds\nSQLite %s %s\n",
g.zArgv0, nTest, (int)(iElapse/1000), (int)(iElapse%1000),
sqlite3_libversion(), sqlite3_sourceid());
}
/* Write the unique test cases if the --unique-cases flag was used