public void TestGenerate()
{
HistogramValue[] values = { new HistogramValue("a", 10),
new HistogramValue("b", 12) };
AttributeHistogram original =
new AttributeHistogram("xxx", GBaseAttributeType.Text, 1000, new List <HistogramValue>(values));
StringWriter sWriter = new StringWriter();
XmlWriter xmlWriter = new XmlTextWriter(sWriter);
original.Save(xmlWriter);
xmlWriter.Close();
AttributeHistogram parsed = Parse(sWriter.ToString());
Assert.AreEqual("xxx", parsed.Name, "name");
Assert.AreEqual(1000, parsed.Count, "count");
Assert.AreEqual(GBaseAttributeType.Text, parsed.Type, "type");
List <HistogramValue> parsedValues = parsed.Values;
Assert.AreEqual("a", parsedValues[0].Content, "values[0].Name");
Assert.AreEqual(10, parsedValues[0].Count, "values[0].Count");
Assert.AreEqual("b", parsedValues[1].Content, "values[1].Name");
Assert.AreEqual(12, parsedValues[1].Count, "values[1].Count");
}
private AttributeHistogram Parse(String xml)
{
XmlDocument doc = new XmlDocument();
doc.Load(new StringReader(xml));
return(AttributeHistogram.Parse(doc.DocumentElement));
}
public void ReadAttributesFeedFromXml()
{
string xml = "<?xml version='1.0' encoding='UTF-8'?>" +
"<feed xmlns='http://www.w3.org/2005/Atom' xmlns:openSearch='http://a9.com/-/spec/opensearchrss/1.0/' xmlns:gm='http://base.google.com/ns-metadata/1.0'>" +
" <id>http://www.google.com/base/feeds/attributes</id>" +
" <updated>2006-08-24T14:26:45.558Z</updated>" +
" <title type='text'>Attribute histogram for query: </title>" +
" <link rel='alternate' type='text/html' href='http://www.google.com'/>" +
" <link rel='http://schemas.google.com/g/2005#feed' type='application/atom+xml' href='http://www.google.com/base/feeds/attributes'/>" +
" <link rel='self' type='application/atom+xml' href='http://www.google.com/base/feeds/attributes?max-results=1&key=ABQIAAAA7VerLsOcLuBYXR7vZI2NjhTRERdeAiwZ9EeJWta3L_JZVS0bOBRIFbhTrQjhHE52fqjZvfabYYyn6A'/>" +
" <generator version='1.0' uri='http://www.google.com'>GoogleBase</generator>" +
" <openSearch:totalResults>1</openSearch:totalResults>" +
" <openSearch:itemsPerPage>1</openSearch:itemsPerPage>" +
" <entry>" +
" <id>http://www.google.com/base/feeds/attributes/label%28text%29N</id>" +
" <updated>2006-08-24T14:26:45.651Z</updated>" +
" <title type='text'>label(text)</title>" +
" <content type='text'>Attribute label of type text.</content>" +
" <link rel='self' type='application/atom+xml' href='http://www.google.com/base/feeds/attributes/label%28text%29N'/>" +
" <gm:attribute name='label' type='text' count='158778'>" +
" <gm:value count='47544'>housing</gm:value>" +
" <gm:value count='36954'>reviews</gm:value>" +
" </gm:attribute>" +
" </entry>" +
"</feed>";
GBaseFeed feed = Parse(xml);
GBaseEntry entry = feed.Entries[0] as GBaseEntry;
Assert.IsNotNull(entry, "entry");
AttributeHistogram hist = entry.AttributeHistogram;
Assert.AreEqual("label", hist.Name, "name");
Assert.AreEqual(GBaseAttributeType.Text, hist.Type, "type");
Assert.AreEqual(158778, hist.Count, "count");
List <HistogramValue> values = hist.Values;
Assert.AreEqual(2, values.Count, "values.Length");
Assert.AreEqual("housing", values[0].Content);
Assert.AreEqual(47544, values[0].Count);
Assert.AreEqual("reviews", values[1].Content);
Assert.AreEqual(36954, values[1].Count);
}
public void TestParse()
{
AttributeHistogram histogram =
Parse("<attribute " +
" name='my attr'" +
" type='text'" +
" count='200'>" +
" <value count='12'>hello</value>" +
" <value count='100'>world</value>" +
"</attribute>");
Assert.AreEqual("my attr", histogram.Name);
Assert.AreEqual(GBaseAttributeType.Text, histogram.Type);
Assert.AreEqual(200, histogram.Count);
List <HistogramValue> values = histogram.Values;
Assert.AreEqual(2, values.Count, "values.Length");
Assert.AreEqual("hello", values[0].Content, "values[0]");
Assert.AreEqual(12, values[0].Count, "values[0].Count");
Assert.AreEqual("world", values[1].Content, "values[1]");
Assert.AreEqual(100, values[1].Count, "values[1].Count");
}
public void testGetSetAttributeHistogram()
{
AttributeHistogram xHistogram = new AttributeHistogram("x",
GBaseAttributeType.Int,
2);
AttributeHistogram yHistogram = new AttributeHistogram("x",
GBaseAttributeType.Int,
2);
GBaseEntry entry = new GBaseEntry();
Assert.IsNull(entry.AttributeHistogram);
entry.AttributeHistogram = xHistogram;
Assert.AreEqual(xHistogram, entry.AttributeHistogram);
entry.AttributeHistogram = yHistogram;
Assert.AreEqual(yHistogram, entry.AttributeHistogram);
entry.AttributeHistogram = null;
Assert.AreEqual(null, entry.AttributeHistogram);
}
