/// <exception cref="System.Exception"/>
public virtual void TestEmptyFile()
{
Configuration conf = new Configuration();
FileSystem fs = FileSystem.GetLocal(conf);
WriteTest(fs, new RandomDatum[0], TestFile);
ArrayFile.Reader reader = new ArrayFile.Reader(fs, TestFile, conf);
NUnit.Framework.Assert.IsNull(reader.Get(0, new RandomDatum()));
reader.Close();
}
/// <exception cref="System.IO.IOException"/>
private static void ReadTest(FileSystem fs, RandomDatum[] data, string file, Configuration
conf)
{
RandomDatum v = new RandomDatum();
if (Log.IsDebugEnabled())
{
Log.Debug("reading " + data.Length + " debug");
}
ArrayFile.Reader reader = new ArrayFile.Reader(fs, file, conf);
try
{
for (int i = 0; i < data.Length; i++)
{
// try forwards
reader.Get(i, v);
if (!v.Equals(data[i]))
{
throw new RuntimeException("wrong value at " + i);
}
}
for (int i_1 = data.Length - 1; i_1 >= 0; i_1--)
{
// then backwards
reader.Get(i_1, v);
if (!v.Equals(data[i_1]))
{
throw new RuntimeException("wrong value at " + i_1);
}
}
if (Log.IsDebugEnabled())
{
Log.Debug("done reading " + data.Length + " debug");
}
}
finally
{
reader.Close();
}
}
