private void SetComparator()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
byte[] r = new byte[5];
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_KEY_TYPE;
param[0].value = HamConst.HAM_TYPE_CUSTOM;
compareCounter = 0;
try {
env.Create("ntest.db");
db = env.CreateDatabase(1, 0, param);
db.SetCompareFunc(new CompareFunc(MyCompareFunc));
db.Insert(k, r);
k[0] = 1;
db.Insert(k, r);
db.Close();
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
Assert.AreEqual(1, compareCounter);
}
public void Flush()
{
Hamster.Environment env = new Hamster.Environment();
env.Create("ntest.db");
env.Flush();
env.Close();
}
private void InsertKey()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
byte[] r1 = new byte[5];
byte[] r2;
try {
env.Create("ntest.db");
db = env.CreateDatabase(1);
k[0] = 1;
r1[0] = 1;
db.Insert(k, r1);
r2 = db.Find(k);
checkEqual(r1, r2);
k[0] = 2;
r1[0] = 2;
db.Insert(k, r1);
r2 = db.Find(k);
checkEqual(r1, r2);
k[0] = 3;
r1[0] = 3;
db.Insert(k, r1);
r2 = db.Find(k);
checkEqual(r1, r2);
db.Close();
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
}
private void InsertRecNo()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] r1 = new byte[5];
byte[] r2;
try
{
env.Create("ntest.db");
db = env.CreateDatabase(1, HamConst.HAM_RECORD_NUMBER);
r1[0] = 1;
var k = db.InsertRecNo(r1);
r2 = db.Find(k);
checkEqual(r1, r2);
r1[0] = 2;
k = db.InsertRecNo(r1);
r2 = db.Find(k);
checkEqual(r1, r2);
r1[0] = 3;
k = db.InsertRecNo(r1);
r2 = db.Find(k);
checkEqual(r1, r2);
}
catch (DatabaseException e)
{
Assert.Fail("unexpected exception " + e);
}
db.Close();
env.Close();
}
private void InsertKeyInvalidParam()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
byte[] r = new byte[5];
env.Create("ntest.db");
db = env.CreateDatabase(1);
try {
db.Insert(null, r);
}
catch (NullReferenceException) {
}
try {
db.Insert(k, null);
}
catch (NullReferenceException) {
}
try {
db.Insert(k, r, 9999);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_INV_PARAMETER, e.ErrorCode);
}
db.Close();
env.Close();
}
public void OpenStringIntIntParameter()
{
Hamster.Environment env = new Hamster.Environment();
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_CACHESIZE;
param[0].value = 1024;
try {
env.Create("ntest.db", 0, 0644, param);
env.Close();
env.Open("ntest.db", 0, param);
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
}
private void CreateString()
{
Database db = new Database();
Hamster.Environment env = new Hamster.Environment();
try {
env.Create("ntest.db");
db = env.CreateDatabase(1);
db.Close();
env.Close();
env.Open("ntest.db");
db = env.OpenDatabase(1);
db.Close();
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("Unexpected exception " + e);
}
}
public void CreateString()
{
Hamster.Environment env = new Hamster.Environment();
try {
env.Create("ntest.db");
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
}
public void CreateStringInt()
{
Hamster.Environment env = new Hamster.Environment();
try {
env.Create(null, HamConst.HAM_IN_MEMORY_DB);
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
}
public void CreateStringIntInt()
{
Hamster.Environment env = new Hamster.Environment();
try {
env.Create("ntest.db", 0, 0644);
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
}
public void CreateStringNull()
{
Hamster.Environment env = new Hamster.Environment();
try {
env.Create(null);
env.Close();
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_INV_PARAMETER, e.ErrorCode);
}
}
public void OpenStringNegative()
{
Hamster.Environment env = new Hamster.Environment();
try {
env.Open("ntestxxxxx.db");
env.Close();
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_FILE_NOT_FOUND, e.ErrorCode);
}
}
private void AutoCleanupCursors()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
env.Create("ntest.db");
db = env.CreateDatabase(1);
Cursor cursor = new Cursor(db);
// let gc do the cleanup
env.Close();
}
public void AutoCleanupCursors()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
env.Create("ntest.db");
db = env.CreateDatabase(1);
Cursor cursor = new Cursor(db);
// let gc do the cleanup
env.Close(HamConst.HAM_AUTO_CLEANUP);
}
public void CreateDatabaseNegative()
{
Hamster.Environment env = new Hamster.Environment();
try {
env.Create("ntest.db");
Database db = env.CreateDatabase((short)0);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_INV_PARAMETER, e.ErrorCode);
}
env.Close();
}
public void CreateDatabaseNegative()
{
Hamster.Environment env = new Hamster.Environment();
try {
env.Create("ntest.db");
Database db = env.CreateDatabase((short)0);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_INV_PARAMETER, e.ErrorCode);
}
env.Close();
}
public void OpenDatabaseNegative()
{
Hamster.Environment env = new Hamster.Environment();
try {
env.Create("ntest.db");
Database db = env.OpenDatabase((short)99);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_DATABASE_NOT_FOUND, e.ErrorCode);
}
env.Close();
}
public void Encrypt()
{
Hamster.Environment env = new Hamster.Environment();
byte[] k = new byte[5];
byte[] r = new byte[5];
byte[] aeskey = new byte[16];
env.Create("ntest.db");
env.EnableEncryption(aeskey);
Database db = env.CreateDatabase((short)13);
db.Insert(k, r);
db.Close();
env.Close();
env.Open("ntest.db");
env.EnableEncryption(aeskey);
db = env.OpenDatabase((short)13);
byte[] f = db.Find(k);
checkEqual(k, f);
db.Close();
env.Close();
}
private void Recovery()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
env.Create("ntest.db", HamConst.HAM_ENABLE_RECOVERY);
db = env.CreateDatabase(1);
byte[] k = new byte[5];
byte[] r = new byte[5];
db.Insert(k, r);
db.Close();
env.Close();
}
public void CreateStringIntIntParameter()
{
Hamster.Environment env = new Hamster.Environment();
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_MAX_ENV_DATABASES;
param[0].value = 10;
try {
env.Create("ntest.db", 0, 0644, param);
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("Unexpected exception " + e);
}
}
public void CreateStringIntIntParameterNeg()
{
Hamster.Environment env = new Hamster.Environment();
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_PAGESIZE;
param[0].value = 777;
try {
env.Create("ntest.db", 0, 0644, param);
env.Close();
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_INV_PAGESIZE, e.ErrorCode);
}
}
private void FindKeyNull()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
try {
env.Create("ntest.db");
db = env.CreateDatabase(1);
byte[] r = db.Find(null);
}
catch (NullReferenceException) {
}
db.Close();
env.Close();
}
private void EraseKeyNegative()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
env.Create("ntest.db");
db = env.CreateDatabase(1);
try {
db.Erase(null);
}
catch (NullReferenceException) {
}
db.Close();
env.Close();
}
private void CreateStringIntIntParameterNeg()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_CACHESIZE;
param[0].value = 1024;
try {
env.Create("ntest.db", HamConst.HAM_IN_MEMORY, 0644, param);
env.Close();
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_INV_PARAMETER, e.ErrorCode);
}
}
public void GetError()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
try {
env.Create("ntest.db");
db = env.CreateDatabase(1);
db.Insert(null, null, HamConst.HAM_OVERWRITE | HamConst.HAM_DUPLICATE);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_INV_PARAMETER, e.ErrorCode);
}
Assert.AreEqual(HamConst.HAM_INV_PARAMETER, db.GetLastError());
db.Close();
env.Close();
}
private void EraseUnknownKey()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
env.Create("ntest.db");
db = env.CreateDatabase(1);
try {
db.Erase(k);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_KEY_NOT_FOUND, e.ErrorCode);
}
db.Close();
env.Close();
}
private void CreateInvalidParameter()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
Parameter[] param = new Parameter[3];
param[1] = new Parameter();
param[2] = new Parameter();
try {
env.Create("ntest.db");
db = env.CreateDatabase(1, 0, param);
db.Close();
env.Close();
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_INV_PARAMETER, e.ErrorCode);
}
}
private void GetKeyCount()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
env.Create("ntest.db");
db = env.CreateDatabase(1);
byte[] k = new byte[5];
byte[] r = new byte[5];
Assert.AreEqual(0, db.GetKeyCount());
db.Insert(k, r);
Assert.AreEqual(1, db.GetKeyCount());
k[0] = 1;
db.Insert(k, r);
Assert.AreEqual(2, db.GetKeyCount());
db.Close();
env.Close();
}
private void InsertKeyNegative()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
byte[] r = new byte[5];
try {
env.Create("ntest.db");
db = env.CreateDatabase(1);
db.Insert(k, r);
db.Insert(k, r);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_DUPLICATE_KEY, e.ErrorCode);
}
db.Close();
env.Close();
}
public void EraseUnknownDatabase()
{
Hamster.Environment env = new Hamster.Environment();
byte[] k = new byte[5];
byte[] r = new byte[5];
env.Create("ntest.db");
Database db = env.CreateDatabase((short)13);
db.Insert(k, r);
db.Close();
try {
env.EraseDatabase((short)99);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_DATABASE_NOT_FOUND, e.ErrorCode);
}
env.Close();
}
private void Cursor10000Test()
{
//create database
Hamster.Environment env = new Hamster.Environment();
env.Create("ntest.db");
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_KEY_TYPE;
param[0].value = HamConst.HAM_TYPE_UINT64;
Database db = env.CreateDatabase(1, 0, param);
//insert records
for (ulong i = 0; i < 10000; i++)
{
byte[] key = BitConverter.GetBytes(i);
byte[] record = new byte[20];
db.Insert(key, record);
}
//close database
db.Close();
//reopen again
db = env.OpenDatabase(1);
Cursor cursor = new Cursor(db);
cursor.MoveFirst();
ulong firstKey = BitConverter.ToUInt64(cursor.GetKey(), 0);
Assert.AreEqual((ulong)0, firstKey);
cursor.MoveLast();
ulong lastKey = BitConverter.ToUInt64(cursor.GetKey(), 0);
Assert.AreEqual((ulong)9999, lastKey);
//close database
cursor.Close();
db.Close();
env.Close();
}
public void CreateDatabaseShort()
{
Hamster.Environment env = new Hamster.Environment();
byte[] k = new byte[5];
byte[] r = new byte[5];
try {
env.Create("ntest.db");
Database db = env.CreateDatabase((short)13);
db.Insert(k, r);
db.Close();
db = env.OpenDatabase((short)13);
byte[] f = db.Find(k);
checkEqual(r, f);
// db.Close();
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
}
public void CreateDatabaseShort()
{
Hamster.Environment env = new Hamster.Environment();
byte[] k=new byte[5];
byte[] r=new byte[5];
try {
env.Create("ntest.db");
Database db = env.CreateDatabase((short)13);
db.Insert(k, r);
db.Close();
db = env.OpenDatabase((short)13);
byte[] f = db.Find(k);
checkEqual(r, f);
// db.Close();
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
}
public void CreateStringIntIntParameterNeg()
{
Hamster.Environment env = new Hamster.Environment();
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_PAGESIZE;
param[0].value = 777;
try {
env.Create("ntest.db", 0, 0644, param);
env.Close();
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_INV_PAGESIZE, e.ErrorCode);
}
}
private void CreateStringIntIntParameterNeg()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_CACHESIZE;
param[0].value = 1024;
try {
env.Create("ntest.db", HamConst.HAM_IN_MEMORY, 0644, param);
env.Close();
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_INV_PARAMETER, e.ErrorCode);
}
}
private void InsertKeyNegative()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
byte[] r = new byte[5];
try {
env.Create("ntest.db");
db = env.CreateDatabase(1);
db.Insert(k, r);
db.Insert(k, r);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_DUPLICATE_KEY, e.ErrorCode);
}
db.Close();
env.Close();
}
private void InsertRecNo()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] r1 = new byte[5];
byte[] r2;
try
{
env.Create("ntest.db");
db = env.CreateDatabase(1, HamConst.HAM_RECORD_NUMBER);
r1[0] = 1;
var k = db.InsertRecNo(r1);
r2 = db.Find(k);
checkEqual(r1, r2);
r1[0] = 2;
k = db.InsertRecNo(r1);
r2 = db.Find(k);
checkEqual(r1, r2);
r1[0] = 3;
k = db.InsertRecNo(r1);
r2 = db.Find(k);
checkEqual(r1, r2);
}
catch (DatabaseException e)
{
Assert.Fail("unexpected exception " + e);
}
db.Close();
env.Close();
}
private void SetComparator()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
byte[] r = new byte[5];
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_KEY_TYPE;
param[0].value = HamConst.HAM_TYPE_CUSTOM;
compareCounter = 0;
try {
env.Create("ntest.db");
db = env.CreateDatabase(1, 0, param);
db.SetCompareFunc(new CompareFunc(MyCompareFunc));
db.Insert(k, r);
k[0] = 1;
db.Insert(k, r);
db.Close();
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
Assert.AreEqual(1, compareCounter);
}
private void EraseKeyNegative()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
env.Create("ntest.db");
db = env.CreateDatabase(1);
try {
db.Erase(null);
}
catch (NullReferenceException) {
}
db.Close();
env.Close();
}
private void ApproxMatching()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k1 = new byte[5];
byte[] r1 = new byte[5];
k1[0] = 1; r1[0] = 1;
byte[] k2 = new byte[5];
byte[] r2 = new byte[5];
k2[0] = 2; r2[0] = 2;
byte[] k3 = new byte[5];
byte[] r3 = new byte[5];
k3[0] = 3; r3[0] = 3;
try
{
env.Create("ntest.db");
db = env.CreateDatabase(1);
db.Insert(k1, r1);
db.Insert(k2, r2);
db.Insert(k3, r3);
Cursor c = new Cursor(db);
byte[] r = c.Find(k2, HamConst.HAM_FIND_GT_MATCH);
checkEqual(r, r3);
checkEqual(k2, k3);
k2[0] = 2;
r = c.Find(k2, HamConst.HAM_FIND_GT_MATCH);
checkEqual(r, r1);
checkEqual(k2, k1);
db.Close();
env.Close();
}
catch (DatabaseException e)
{
Assert.Fail("unexpected exception " + e);
}
}
public void OpenDatabaseNegative()
{
Hamster.Environment env = new Hamster.Environment();
try {
env.Create("ntest.db");
Database db = env.OpenDatabase((short)99);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_DATABASE_NOT_FOUND, e.ErrorCode);
}
env.Close();
}
public void OpenStringIntIntParameter()
{
Hamster.Environment env = new Hamster.Environment();
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_CACHESIZE;
param[0].value = 1024;
try {
env.Create("ntest.db", 0, 0644, param);
env.Close();
env.Open("ntest.db", 0, param);
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
}
public void OpenStringNegative()
{
Hamster.Environment env = new Hamster.Environment();
try {
env.Open("ntestxxxxx.db");
env.Close();
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_FILE_NOT_FOUND, e.ErrorCode);
}
}
private void InsertKeyInvalidParam()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
byte[] r = new byte[5];
env.Create("ntest.db");
db = env.CreateDatabase(1);
try {
db.Insert(null, r);
}
catch (NullReferenceException) {
}
try {
db.Insert(k, null);
}
catch (NullReferenceException) {
}
try {
db.Insert(k, r, 9999);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_INV_PARAMETER, e.ErrorCode);
}
db.Close();
env.Close();
}
public void CreateStringIntIntParameter()
{
Hamster.Environment env = new Hamster.Environment();
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_MAX_ENV_DATABASES;
param[0].value = 10;
try {
env.Create("ntest.db", 0, 0644, param);
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("Unexpected exception " + e);
}
}
public void GetDatabaseNames()
{
Database db;
short[] names;
short[] s1 ={ 13 };
short[] s2 ={ 13, 14 };
short[] s3 ={ 13, 14, 15 };
Hamster.Environment env = new Hamster.Environment();
env.Create("ntest.db");
db = env.CreateDatabase(13);
names = env.GetDatabaseNames();
Assert.AreEqual(s1.Length, names.Length);
for (int i = 0; i < s1.Length; i++)
Assert.AreEqual(s1[i], names[i]);
db = env.CreateDatabase(14);
names = env.GetDatabaseNames();
Assert.AreEqual(s2.Length, names.Length);
for (int i = 0; i < s2.Length; i++)
Assert.AreEqual(s2[i], names[i]);
db = env.CreateDatabase(15);
names = env.GetDatabaseNames();
Assert.AreEqual(s3.Length, names.Length);
for (int i = 0; i < s3.Length; i++)
Assert.AreEqual(s3[i], names[i]);
env.Close();
}
private void FindKeyNull()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
try {
env.Create("ntest.db");
db = env.CreateDatabase(1);
byte[] r = db.Find(null);
}
catch (NullReferenceException) {
}
db.Close();
env.Close();
}
private void FindUnknownKey()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
try {
env.Create("ntest.db");
db = env.CreateDatabase(1);
byte[] r = db.Find(k);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_KEY_NOT_FOUND, e.ErrorCode);
}
db.Close();
env.Close();
}
private void EraseKeyTwice()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
byte[] r = new byte[5];
env.Create("ntest.db");
db = env.CreateDatabase(1);
db.Insert(k, r);
byte[] r2 = db.Find(k);
checkEqual(r, r2);
db.Erase(k);
try {
db.Erase(k);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_KEY_NOT_FOUND, e.ErrorCode);
}
db.Close();
env.Close();
}
public void Flush()
{
Hamster.Environment env = new Hamster.Environment();
env.Create("ntest.db");
env.Flush();
env.Close();
}
private void Cursor10000Test()
{
//create database
Hamster.Environment env = new Hamster.Environment();
env.Create("ntest.db");
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_KEY_TYPE;
param[0].value = HamConst.HAM_TYPE_UINT64;
Database db = env.CreateDatabase(1, 0, param);
//insert records
for (ulong i = 0; i < 10000; i++)
{
byte[] key = BitConverter.GetBytes(i);
byte[] record = new byte[20];
db.Insert(key, record);
}
//close database
db.Close();
//reopen again
db = env.OpenDatabase(1);
Cursor cursor = new Cursor(db);
cursor.MoveFirst();
ulong firstKey = BitConverter.ToUInt64(cursor.GetKey(), 0);
Assert.AreEqual((ulong)0, firstKey);
cursor.MoveLast();
ulong lastKey = BitConverter.ToUInt64(cursor.GetKey(), 0);
Assert.AreEqual((ulong)9999, lastKey);
//close database
cursor.Close();
db.Close();
env.Close();
}
public void EraseUnknownDatabase()
{
Hamster.Environment env = new Hamster.Environment();
byte[] k = new byte[5];
byte[] r = new byte[5];
env.Create("ntest.db");
Database db = env.CreateDatabase((short)13);
db.Insert(k, r);
db.Close();
try {
env.EraseDatabase((short)99);
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_DATABASE_NOT_FOUND, e.ErrorCode);
}
env.Close();
}
private void Recovery()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
env.Create("ntest.db", HamConst.HAM_ENABLE_RECOVERY);
db = env.CreateDatabase(1);
byte[] k = new byte[5];
byte[] r = new byte[5];
db.Insert(k, r);
db.Close();
env.Close();
}
public void Encrypt()
{
Hamster.Environment env = new Hamster.Environment();
byte[] k = new byte[5];
byte[] r = new byte[5];
byte[] aeskey = new byte[16];
env.Create("ntest.db");
env.EnableEncryption(aeskey);
Database db = env.CreateDatabase((short)13);
db.Insert(k, r);
db.Close();
env.Close();
env.Open("ntest.db");
env.EnableEncryption(aeskey);
db = env.OpenDatabase((short)13);
byte[] f = db.Find(k);
checkEqual(k, f);
db.Close();
env.Close();
}
private void InsertKeyOverwrite()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
byte[] r = new byte[5];
try {
env.Create("ntest.db");
db = env.CreateDatabase(1);
db.Insert(k, r);
r[0] = 1;
db.Insert(k, r, HamConst.HAM_OVERWRITE);
byte[] r2 = db.Find(k);
checkEqual(r, r2);
db.Close();
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
}
public void CreateStringNull()
{
Hamster.Environment env = new Hamster.Environment();
try {
env.Create(null);
env.Close();
}
catch (DatabaseException e) {
Assert.AreEqual(HamConst.HAM_INV_PARAMETER, e.ErrorCode);
}
}
private void GetKeyCount()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
env.Create("ntest.db");
db = env.CreateDatabase(1);
byte[] k = new byte[5];
byte[] r = new byte[5];
Assert.AreEqual(0, db.GetKeyCount());
db.Insert(k, r);
Assert.AreEqual(1, db.GetKeyCount());
k[0] = 1;
db.Insert(k, r);
Assert.AreEqual(2, db.GetKeyCount());
db.Close();
env.Close();
}
public void CreateStringInt()
{
Hamster.Environment env = new Hamster.Environment();
try {
env.Create(null, HamConst.HAM_IN_MEMORY_DB);
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
}
private void CreateString()
{
Database db = new Database();
Hamster.Environment env = new Hamster.Environment();
try {
env.Create("ntest.db");
db = env.CreateDatabase(1);
db.Close();
env.Close();
env.Open("ntest.db");
db = env.OpenDatabase(1);
db.Close();
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("Unexpected exception " + e);
}
}
private void InsertKey()
{
Hamster.Environment env = new Hamster.Environment();
Database db = new Database();
byte[] k = new byte[5];
byte[] r1 = new byte[5];
byte[] r2;
try {
env.Create("ntest.db");
db = env.CreateDatabase(1);
k[0] = 1;
r1[0] = 1;
db.Insert(k, r1);
r2 = db.Find(k);
checkEqual(r1, r2);
k[0] = 2;
r1[0] = 2;
db.Insert(k, r1);
r2 = db.Find(k);
checkEqual(r1, r2);
k[0] = 3;
r1[0] = 3;
db.Insert(k, r1);
r2 = db.Find(k);
checkEqual(r1, r2);
db.Close();
env.Close();
}
catch (DatabaseException e) {
Assert.Fail("unexpected exception " + e);
}
}
