Addresses #1993 refs[t:1993] Added test of second callback to checkpoint.

git-svn-id: file:///svn/toku/tokudb@14370 c7de825b-a66e-492c-adef-691d508d4ae1

src/tests/checkpoint_callback.c

+/* -*- mode: C; c-basic-offset: 4 -*- */
+#ident "Copyright (c) 2007 Tokutek Inc.  All rights reserved."
+#ident "$Id$"
+#include "test.h"
+#include <db.h>
+#include <sys/stat.h>
+
+#include "checkpoint_test.h"
+
+
+// Purpose of test is to verify that callbacks are called correctly
+// without breaking a simple checkpoint (copied from tests/checkpoint_1.c).
+
+
+static void
+checkpoint_test_1(u_int32_t flags, u_int32_t n, int snap_all) {
+    if (verbose) { 
+        printf("%s(%s):%d, n=0x%03x, checkpoint=%01x, flags=0x%05x\n", 
+               __FILE__, __FUNCTION__, __LINE__, 
+               n, snap_all, flags); 
+        fflush(stdout); 
+    }
+    dir_create();
+    env_startup(0, FALSE);
+    int run;
+    int r;
+    DICTIONARY_S db_control;
+    init_dictionary(&db_control, flags, "control");
+    DICTIONARY_S db_test;
+    init_dictionary(&db_test, flags, "test");
+
+    db_startup(&db_test, NULL);
+    db_startup(&db_control, NULL);
+    const int num_runs = 4;
+    for (run = 0; run < num_runs; run++) {
+        u_int32_t i;
+        for (i=0; i < n/2/num_runs; i++)
+            insert_random(db_test.db, db_control.db, NULL);
+        snapshot(&db_test, snap_all);
+        for (i=0; i < n/2/num_runs; i++)
+            insert_random(db_test.db, NULL, NULL);
+        db_replace(&db_test, NULL);
+        r = compare_dbs(db_test.db, db_control.db);
+	assert(r==0);
+    }
+    db_shutdown(&db_test);
+    db_shutdown(&db_control);
+    env_shutdown();
+}
+
+static void checkpoint_callback_1(void * extra) {
+    printf("checkpoint callback 1 called with extra = %s\n", *((char**) extra));
+}
+
+static void checkpoint_callback_2(void * extra) {
+    printf("checkpoint callback 2 called with extra = %s\n", *((char**) extra));
+}
+
+
+static char * string_1 = "extra1";
+static char * string_2 = "extra2";
+
+int
+test_main (int argc, char *argv[]) {
+    parse_args(argc, argv);
+
+    db_env_set_checkpoint_callback(checkpoint_callback_1, &string_1);
+    db_env_set_checkpoint_callback2(checkpoint_callback_2, &string_2);
+
+    checkpoint_test_1(0,4096,1);
+    return 0;
+}