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make LINSERT return -1 when the value could not be inserted

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This commit is contained in:
Pieter Noordhuis 2010-06-11 17:34:23 +02:00
parent 70b4b320ae
commit 23d3a5feef
2 changed files with 10 additions and 5 deletions
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7
redis.c
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@ -538,7 +538,7 @@ typedef struct zset {
#define REDIS_SHARED_INTEGERS 10000
struct sharedObjectsStruct {
robj *crlf, *ok, *err, *emptybulk, *czero, *cone, *pong, *space,
robj *crlf, *ok, *err, *emptybulk, *czero, *cone, *cnegone, *pong, *space,
*colon, *nullbulk, *nullmultibulk, *queued,
*emptymultibulk, *wrongtypeerr, *nokeyerr, *syntaxerr, *sameobjecterr,
*outofrangeerr, *plus,
@ -1677,6 +1677,7 @@ static void createSharedObjects(void) {
shared.emptybulk = createObject(REDIS_STRING,sdsnew("$0\r\n\r\n"));
shared.czero = createObject(REDIS_STRING,sdsnew(":0\r\n"));
shared.cone = createObject(REDIS_STRING,sdsnew(":1\r\n"));
shared.cnegone = createObject(REDIS_STRING,sdsnew(":-1\r\n"));
shared.nullbulk = createObject(REDIS_STRING,sdsnew("$-1\r\n"));
shared.nullmultibulk = createObject(REDIS_STRING,sdsnew("*-1\r\n"));
shared.emptymultibulk = createObject(REDIS_STRING,sdsnew("*0\r\n"));
@ -5252,6 +5253,10 @@ static void pushxGenericCommand(redisClient *c, robj *refval, robj *val, int whe
ziplistLen(subject->ptr) > server.list_max_ziplist_entries)
listTypeConvert(subject,REDIS_ENCODING_LIST);
server.dirty++;
} else {
/* Notify client of a failed insert */
addReply(c,shared.cnegone);
return;
}
} else {
listTypePush(subject,val,where);

8
tests/unit/type/list.tcl
View File

@ -101,10 +101,10 @@ start_server {
assert_equal 6 [r linsert xlist after c yy]
assert_equal {a b zz c yy d} [r lrange xlist 0 10]
assert_equal 7 [r linsert xlist after d dd]
assert_equal 7 [r linsert xlist after bad ddd]
assert_equal -1 [r linsert xlist after bad ddd]
assert_equal {a b zz c yy d dd} [r lrange xlist 0 10]
assert_equal 8 [r linsert xlist before a aa]
assert_equal 8 [r linsert xlist before bad aaa]
assert_equal -1 [r linsert xlist before bad aaa]
assert_equal {aa a b zz c yy d dd} [r lrange xlist 0 10]
# check inserting integer encoded value
@ -154,10 +154,10 @@ start_server {
# don't convert when the value could not be inserted
create_ziplist xlist [lrepeat 256 a]
assert_equal 256 [r linsert xlist before foo a]
assert_equal -1 [r linsert xlist before foo a]
assert_encoding ziplist xlist
create_ziplist xlist [lrepeat 256 a]
assert_equal 256 [r linsert xlist after foo a]
assert_equal -1 [r linsert xlist after foo a]
assert_encoding ziplist xlist
}