/// <exception cref="System.Exception"/>
public virtual void TestWithWritable()
{
conf.Set("io.serializations", "org.apache.hadoop.io.serializer.WritableSerialization"
);
Log.Info("Testing DefaultStringifier with Text");
Random random = new Random();
//test with a Text
for (int i = 0; i < 10; i++)
{
//generate a random string
StringBuilder builder = new StringBuilder();
int strLen = random.Next(40);
for (int j = 0; j < strLen; j++)
{
builder.Append(alphabet[random.Next(alphabet.Length)]);
}
Org.Apache.Hadoop.IO.Text text = new Org.Apache.Hadoop.IO.Text(builder.ToString()
);
DefaultStringifier <Org.Apache.Hadoop.IO.Text> stringifier = new DefaultStringifier
<Org.Apache.Hadoop.IO.Text>(conf, typeof(Org.Apache.Hadoop.IO.Text));
string str = stringifier.ToString(text);
Org.Apache.Hadoop.IO.Text claimedText = stringifier.FromString(str);
Log.Info("Object: " + text);
Log.Info("String representation of the object: " + str);
Assert.Equal(text, claimedText);
}
}
/// <exception cref="System.IO.IOException"/>
public virtual void TestStoreLoad()
{
Log.Info("Testing DefaultStringifier#store() and #load()");
conf.Set("io.serializations", "org.apache.hadoop.io.serializer.WritableSerialization"
);
Org.Apache.Hadoop.IO.Text text = new Org.Apache.Hadoop.IO.Text("uninteresting test string"
);
string keyName = "test.defaultstringifier.key1";
DefaultStringifier.Store(conf, text, keyName);
Org.Apache.Hadoop.IO.Text claimedText = DefaultStringifier.Load <Org.Apache.Hadoop.IO.Text
>(conf, keyName);
Assert.Equal("DefaultStringifier#load() or #store() might be flawed"
, text, claimedText);
}
/// <exception cref="System.Exception"/>
public virtual void TestWithJavaSerialization()
{
conf.Set("io.serializations", "org.apache.hadoop.io.serializer.JavaSerialization"
);
Log.Info("Testing DefaultStringifier with Serializable Integer");
//Integer implements Serializable
int testInt = Extensions.ValueOf(42);
DefaultStringifier <int> stringifier = new DefaultStringifier <int>(conf, typeof(int
));
string str = stringifier.ToString(testInt);
int claimedInt = stringifier.FromString(str);
Log.Info("String representation of the object: " + str);
Assert.Equal(testInt, claimedInt);
}
/// <exception cref="System.IO.IOException"/>
public virtual void TestStoreLoadArray()
{
Log.Info("Testing DefaultStringifier#storeArray() and #loadArray()");
conf.Set("io.serializations", "org.apache.hadoop.io.serializer.JavaSerialization"
);
string keyName = "test.defaultstringifier.key2";
int[] array = new int[] { 1, 2, 3, 4, 5 };
DefaultStringifier.StoreArray(conf, array, keyName);
int[] claimedArray = DefaultStringifier.LoadArray <int, int>(conf, keyName);
for (int i = 0; i < array.Length; i++)
{
Assert.Equal("two arrays are not equal", array[i], claimedArray
[i]);
}
}