minimalistic test suite...

Makefile

@@ -15,24 +15,33 @@ CCOPT= $(CFLAGS) $(CCLINK) $(ARCH) $(PROF)
 DEBUG?= -g -rdynamic -ggdb 
 
 OBJ = anet.o hiredis.o sds.o example.o
+TESTOBJ = anet.o hiredis.o sds.o test.o
 
 PRGNAME = hiredis-example
+TESTNAME = hiredis-test
 
-all: hiredis-example
+all: hiredis-example hiredis-test
 
 # Deps (use make dep to generate this)
 anet.o: anet.c fmacros.h anet.h
+example.o: example.c hiredis.h sds.h
+test.o: test.c hiredis.h sds.h
 hiredis.o: hiredis.c hiredis.h sds.h anet.h
 sds.o: sds.c sds.h
+hiredis.o: hiredis.c hiredis.h sds.h anet.h
 
 hiredis-example: $(OBJ)
 	$(CC) -o $(PRGNAME) $(CCOPT) $(DEBUG) $(OBJ)
 
+hiredis-test: $(TESTOBJ)
+	$(CC) -o $(TESTNAME) $(CCOPT) $(DEBUG) $(TESTOBJ)
+	./hiredis-test
+
 .c.o:
 	$(CC) -c $(CFLAGS) $(DEBUG) $(COMPILE_TIME) $<
 
 clean:
-	rm -rf $(PRGNAME) *.o *.gcda *.gcno *.gcov
+	rm -rf $(PRGNAME) $(TESTNAME) *.o *.gcda *.gcno *.gcov
 
 dep:
 	$(CC) -MM *.c

test.c

@@ -0,0 +1,104 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "hiredis.h"
+
+/* The following line is our testing "framework" :) */
+#define test_cond(_c) if(_c) printf("PASSED\n"); else {printf("FAILED\n"); fails++;}
+
+int main(void) {
+    int fd;
+    int fails = 0;
+    redisReply *reply;
+
+    reply = redisConnect(&fd, "127.0.0.1", 6379);
+    if (reply != NULL) {
+        printf("Connection error: %s", reply->reply);
+        exit(1);
+    }
+
+    /* test 1 */
+    printf("\n#1 Is able to deliver commands: ");
+    reply = redisCommand(fd,"PING");
+    test_cond(reply->type == REDIS_REPLY_STRING &&
+        strcasecmp(reply->reply,"pong") == 0)
+
+    /* Switch to DB 9 for testing, now that we know we can chat. */
+    reply = redisCommand(fd,"SELECT 9");
+    freeReplyObject(reply);
+
+    /* Make sure the DB is emtpy */
+    reply = redisCommand(fd,"DBSIZE");
+    if (reply->type != REDIS_REPLY_INTEGER ||
+        reply->integer != 0) {
+        printf("Sorry DB 9 is not empty, test can not continue\n");
+        exit(1);
+    } else {
+        printf("DB 9 is empty... test can continue\n");
+    }
+    freeReplyObject(reply);
+
+    /* test 2 */
+    printf("#2 Is a able to send commands verbatim: ");
+    reply = redisCommand(fd,"SET foo bar");
+    test_cond (reply->type == REDIS_REPLY_STRING &&
+        strcasecmp(reply->reply,"ok") == 0)
+    freeReplyObject(reply);
+
+    /* test 3 */
+    printf("#3 %%s String interpolation works: ");
+    reply = redisCommand(fd,"SET %s %s","foo","hello world");
+    freeReplyObject(reply);
+    reply = redisCommand(fd,"GET foo");
+    test_cond(reply->type == REDIS_REPLY_STRING &&
+        strcmp(reply->reply,"hello world") == 0);
+    freeReplyObject(reply);
+
+    /* test 4 & 5 */
+    printf("#4 %%b String interpolation works: ");
+    reply = redisCommand(fd,"SET %b %b","foo",3,"hello\x00world",11);
+    freeReplyObject(reply);
+    reply = redisCommand(fd,"GET foo");
+    test_cond(reply->type == REDIS_REPLY_STRING &&
+        memcmp(reply->reply,"hello\x00world",11) == 0)
+
+    printf("#5 binary reply length is correct: ");
+    test_cond(sdslen(reply->reply) == 11)
+    freeReplyObject(reply);
+
+    /* test 6 */
+    printf("#6 can parse nil replies: ");
+    reply = redisCommand(fd,"GET nokey");
+    test_cond(reply->type == REDIS_REPLY_NIL)
+    freeReplyObject(reply);
+
+    /* test 7 */
+    printf("#7 can parse integer replies: ");
+    reply = redisCommand(fd,"INCR mycounter");
+    test_cond(reply->type == REDIS_REPLY_INTEGER && reply->integer == 1)
+    freeReplyObject(reply);
+
+    /* test 8 */
+    printf("#8 can parse multi bulk replies: ");
+    freeReplyObject(redisCommand(fd,"LPUSH mylist foo"));
+    freeReplyObject(redisCommand(fd,"LPUSH mylist bar"));
+    reply = redisCommand(fd,"LRANGE mylist 0 -1");
+    test_cond(reply->type == REDIS_REPLY_ARRAY &&
+              reply->elements == 2 &&
+              !memcmp(reply->element[0]->reply,"bar",3) &&
+              !memcmp(reply->element[1]->reply,"foo",3))
+    freeReplyObject(reply);
+
+    /* Clean DB 9 */
+    reply = redisCommand(fd,"FLUSHDB");
+    freeReplyObject(reply);
+
+    if (fails == 0) {
+        printf("ALL TESTS PASSED\n");
+    } else {
+        printf("*** %d TESTS FAILED ***\n", fails);
+    }
+
+    return 0;
+}