public void TestWriter_WithSchema_SchemaCounted()
{
var outputMapper = new SeparatedValueTypeMapper <Person>(() => new Person());
outputMapper.Property(x => x.Name);
outputMapper.CustomProperty(x => x.RecordNumber, new RecordNumberColumn("RecordNumber")
{
IncludeSchema = true
});
outputMapper.Property(x => x.CreatedOn).OutputFormat("MM/dd/yyyy");
var people = new[]
{
new Person()
{
Name = "Bob", CreatedOn = new DateTime(2018, 04, 25)
},
new Person()
{
Name = "Tom", CreatedOn = new DateTime(2018, 04, 26)
},
new Person()
{
Name = "Jane", CreatedOn = new DateTime(2018, 04, 27)
}
};
StringWriter writer = new StringWriter();
outputMapper.Write(writer, people, new SeparatedValueOptions()
{
IsFirstRecordSchema = true
});
string output = writer.ToString();
var inputMapper = new SeparatedValueTypeMapper <Person>(() => new Person());
inputMapper.Property(x => x.Name);
inputMapper.Property(x => x.RecordNumber);
inputMapper.Property(x => x.CreatedOn).InputFormat("MM/dd/yyyy");
StringReader reader = new StringReader(output);
var results = inputMapper.Read(reader, new SeparatedValueOptions()
{
IsFirstRecordSchema = true
}).ToArray();
Assert.AreEqual(3, results.Length);
Assert.AreEqual("Bob", results[0].Name);
Assert.AreEqual(2, results[0].RecordNumber);
Assert.AreEqual(new DateTime(2018, 04, 25), results[0].CreatedOn);
Assert.AreEqual("Tom", results[1].Name);
Assert.AreEqual(3, results[1].RecordNumber);
Assert.AreEqual(new DateTime(2018, 04, 26), results[1].CreatedOn);
Assert.AreEqual("Jane", results[2].Name);
Assert.AreEqual(4, results[2].RecordNumber);
Assert.AreEqual(new DateTime(2018, 04, 27), results[2].CreatedOn);
}
public void TestReader_WithSchema_SchemaNotCounted_WithFilter_LineCount()
{
var mapper = new SeparatedValueTypeMapper <Person>(() => new Person());
mapper.Property(x => x.Name);
var people = new[]
{
new Person()
{
Name = "Bob"
},
new Person()
{
Name = "Tom"
},
new Person()
{
Name = "Jane"
}
};
StringWriter writer = new StringWriter();
mapper.Write(writer, people, new SeparatedValueOptions()
{
IsFirstRecordSchema = true
});
string output = writer.ToString();
mapper.CustomProperty(x => x.RecordNumber, new RecordNumberColumn("RecordNumber")
{
IncludeSchema = false,
IncludeFilteredRecords = true
});
StringReader stringReader = new StringReader(output);
var options = new SeparatedValueOptions()
{
IsFirstRecordSchema = true
};
var reader = mapper.GetReader(stringReader, options);
reader.RecordRead += (sender, e) =>
{
e.IsSkipped = e.Values.Length == 1 && e.Values[0] == "Tom";
};
var results = reader.ReadAll().ToArray();
Assert.AreEqual(2, results.Length);
Assert.AreEqual("Bob", results[0].Name);
Assert.AreEqual(1, results[0].RecordNumber);
Assert.AreEqual("Jane", results[1].Name);
Assert.AreEqual(3, results[1].RecordNumber);
}
public void TestReader_WithSchema_SchemaNotCounted_NoFilter_LineCountMinusOne()
{
var mapper = new SeparatedValueTypeMapper <Person>(() => new Person());
mapper.Property(x => x.Name);
var people = new[]
{
new Person()
{
Name = "Bob"
},
new Person()
{
Name = "Tom"
},
new Person()
{
Name = "Jane"
}
};
StringWriter writer = new StringWriter();
mapper.Write(writer, people, new SeparatedValueOptions()
{
IsFirstRecordSchema = true
});
string output = writer.ToString();
mapper.CustomProperty(x => x.RecordNumber, new RecordNumberColumn("RecordNumber")
{
IncludeSchema = false,
IncludeFilteredRecords = true
});
StringReader reader = new StringReader(output);
var results = mapper.Read(reader, new SeparatedValueOptions()
{
IsFirstRecordSchema = true
}).ToArray();
Assert.Equal(3, results.Length);
Assert.Equal("Bob", results[0].Name);
Assert.Equal(1, results[0].RecordNumber);
Assert.Equal("Tom", results[1].Name);
Assert.Equal(2, results[1].RecordNumber);
Assert.Equal("Jane", results[2].Name);
Assert.Equal(3, results[2].RecordNumber);
}
public void TestReader_WithSchema_WithFilter_LineCount()
{
var mapper = new SeparatedValueTypeMapper <Person>(() => new Person());
mapper.Property(x => x.Name);
var people = new[]
{
new Person()
{
Name = "Bob"
},
new Person()
{
Name = "Tom"
},
new Person()
{
Name = "Jane"
}
};
StringWriter writer = new StringWriter();
mapper.Write(writer, people, new SeparatedValueOptions()
{
IsFirstRecordSchema = true
});
string output = writer.ToString();
mapper.CustomProperty(x => x.RecordNumber, new RecordNumberColumn("RecordNumber")
{
IncludeSchema = true,
IncludeFilteredRecords = true
});
StringReader reader = new StringReader(output);
var options = new SeparatedValueOptions()
{
IsFirstRecordSchema = true,
PartitionedRecordFilter = (values) => values.Length == 1 && values[0] == "Tom"
};
var results = mapper.Read(reader, options).ToArray();
Assert.Equal(2, results.Length);
Assert.Equal("Bob", results[0].Name);
Assert.Equal(2, results[0].RecordNumber);
Assert.Equal("Jane", results[1].Name);
Assert.Equal(4, results[1].RecordNumber);
}
