public void Truncate()
{
IClob testSubject = NewTestSubject();
if (testSubject.CanWrite)
{
long len = testSubject.Length;
for (int i = (int)len; i >= 0; i--)
{
testSubject.Truncate(i);
Assert.AreEqual(i, testSubject.Length);
}
}
testSubject = NewTestSubject();
try
{
testSubject.Truncate(-1);
Assert.Fail("successful invocation of Truncate(len) with len < 0");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(HsqlDataSourceException), ex);
}
try
{
testSubject.Truncate(testSubject.Length + 10);
Assert.Fail("successful invocation of Truncate(len) "
+ "with len > testSubject.Length");
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(HsqlDataSourceException), ex);
}
}
public void Free()
{
IClob testSubject = NewTestSubject();
long length = testSubject.Length;
Assert.AreEqual(LobCharsLength, length);
try
{
testSubject.Wrap("5678");
Assert.Fail("successful invocation of Wrap(object) before Free()");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(InvalidOperationException), ex);
}
testSubject.Free();
try
{
Stream stream = testSubject.GetAsciiStream();
Assert.Fail("successful invocation of GetAsciiStream() after Free()");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(InvalidOperationException), ex);
}
try
{
TextReader reader = testSubject.GetCharacterStream();
Assert.Fail("successful invocation of GetCharactertream() after Free()");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(InvalidOperationException), ex);
}
try
{
string chars = testSubject.GetSubString(0L, (int)length);
Assert.Fail("successful invocation of GetSubString(long,int) after Free()");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(InvalidOperationException), ex);
}
try
{
long len = testSubject.Length;
Assert.Fail("successful invocation of Length property after Free()");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(InvalidOperationException), ex);
}
try
{
long pos = testSubject.Position("234", 1);
Assert.Fail("successful invocation of Position(string,long) after Free()");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(InvalidOperationException), ex);
}
try
{
long pos = testSubject.Position(new JdbcClob("234"), 1);
Assert.Fail("successful invocation of Position(IClob,long) after Free()");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(InvalidOperationException), ex);
}
try
{
Stream stream = testSubject.SetAsciiStream(1);
Assert.Fail("successful invocation of SetAsciiStream(long) after Free()");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(InvalidOperationException), ex);
}
try
{
TextWriter writer = testSubject.SetCharacterStream(1);
Assert.Fail("successful invocation of SetCharacterStream(long) after Free()");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(InvalidOperationException), ex);
}
try
{
testSubject.SetString(1, "234");
Assert.Fail("successful invocation of SetString(long,string) after Free()");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(InvalidOperationException), ex);
}
try
{
testSubject.SetString(1, "234", 0, 3);
Assert.Fail("successful invocation of SetString(long,string,int,int) after Free()");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(InvalidOperationException), ex);
}
try
{
testSubject.Truncate(0);
Assert.Fail("successful invocation of Truncate(long) after Free()");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
Assert.IsInstanceOfType(typeof(InvalidOperationException), ex);
}
try
{
testSubject.Wrap("1234");
}
catch (Exception ex)
{
Assert.Fail("Wrap(object) raised exception after Free(): " + ex.Message);
}
}