A test for #627. This test doesn't show anything wrong. Addresses #627.

git-svn-id: file:///svn/tokudb@3219 c7de825b-a66e-492c-adef-691d508d4ae1

src/tests/bug627.c

+/* See #627. */
+
+#include "test.h"
+#include <sys/stat.h>
+
+void do_627 (void) {
+    int r;
+    DB_ENV *env;
+    DB *db;
+    system("rm -rf " ENVDIR);
+    r=mkdir(ENVDIR, 0777);       assert(r==0);
+
+    r=db_env_create(&env, 0); assert(r==0);
+    env->set_errfile(env, stderr);
+    r=env->open(env, ENVDIR, DB_INIT_LOCK|DB_INIT_LOG|DB_INIT_MPOOL|DB_INIT_TXN|DB_CREATE|DB_PRIVATE, 0777); CKERR(r);
+    r=db_create(&db, env, 0); CKERR(r);
+
+    DB_TXN *t1, *t2;
+    DBT a,b;
+    r=env->txn_begin(env, 0, &t1, 0); assert(r==0);
+    r=db->open(db, t1, "foo.db", 0, DB_BTREE, DB_CREATE, 0777); CKERR(r);
+    r=db->put(db, t1, dbt_init(&a, "a", 2), dbt_init(&b, "b", 2), 0);
+    r=t1->commit(t1, 0);    assert(r==0);
+
+    r=env->txn_begin(env, 0, &t1, 0); assert(r==0);
+    r=env->txn_begin(env, 0, &t2, 0); assert(r==0);
+
+    DBC *c1,*c2;
+
+    r=db->cursor(db, t1, &c1, 0); CKERR(r);
+    r=db->cursor(db, t2, &c2, 0); CKERR(r);
+
+    r=c1->c_get(c1, dbt_init(&a, "a", 2), dbt_init_malloc(&b), DB_SET); CKERR(r);
+    free(b.data);
+
+    r=c2->c_get(c2, dbt_init(&a, "a", 2), dbt_init_malloc(&b), DB_SET); CKERR(r);
+    free(b.data);
+    
+    r=c1->c_del(c1, 0); assert(r==DB_LOCK_NOTGRANTED);
+
+    r=c1->c_close(c1); CKERR(r);
+    r=t1->commit(t1, 0);    assert(r==0);
+
+    r=c2->c_del(c2, 0); CKERR(r);
+    r=c2->c_close(c2); CKERR(r);
+
+    r=t2->commit(t2, 0);    assert(r==0);
+
+    r=db->close(db, 0); CKERR(r);
+    r=env->close(env, 0);  CKERR(r);
+    
+    
+}
+
+int main (int argc, const char *argv[]) {
+    parse_args(argc, argv);
+    do_627();
+    return 0;
+}
+