diff options
Diffstat (limited to 'src/test_malloc.c')
| -rw-r--r-- | src/test_malloc.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/test_malloc.c b/src/test_malloc.c index 33bc3807b..32a03e719 100644 --- a/src/test_malloc.c +++ b/src/test_malloc.c @@ -32,6 +32,8 @@ static struct MemFault { int nRepeat; /* Number of times to repeat the failure */ int nBenign; /* Number of benign failures seen since last config */ int nFail; /* Number of failures seen since last config */ + int nOkBefore; /* Successful allocations prior to the first fault */ + int nOkAfter; /* Successful allocations after a fault */ u8 enable; /* True if enabled */ int isInstalled; /* True if the fault simulation layer is installed */ int isBenignMode; /* True if malloc failures are considered benign */ @@ -48,17 +50,31 @@ static void sqlite3Fault(void){ } /* +** This routine exists as a place to set a breakpoint that will +** fire the first time any malloc() fails on a single test case. +** The sqlite3Fault() routine above runs on every malloc() failure. +** This routine only runs on the first such failure. +*/ +static void sqlite3FirstFault(void){ + static int cnt2 = 0; + cnt2++; +} + +/* ** Check to see if a fault should be simulated. Return true to simulate ** the fault. Return false if the fault should not be simulated. */ static int faultsimStep(void){ if( likely(!memfault.enable) ){ + memfault.nOkAfter++; return 0; } if( memfault.iCountdown>0 ){ memfault.iCountdown--; + memfault.nOkBefore++; return 0; } + if( memfault.nFail==0 ) sqlite3FirstFault(); sqlite3Fault(); memfault.nFail++; if( memfault.isBenignMode>0 ){ @@ -133,6 +149,8 @@ static void faultsimConfig(int nDelay, int nRepeat){ memfault.nRepeat = nRepeat; memfault.nBenign = 0; memfault.nFail = 0; + memfault.nOkBefore = 0; + memfault.nOkAfter = 0; memfault.enable = nDelay>=0; /* Sometimes, when running multi-threaded tests, the isBenignMode |