public void CreateFromDictionary_Test02()
{
var dict = new Dictionary <string, List <object> >
{
{ "col1", new List <object>()
{
1, 11, 21, 31, 41, 51, 61, 71, 81, 91
} },
{ "col2", new List <object>()
{
2, 12, 22, 32, 42, 52, 62, 72, 82, 92
} },
{ "col3", new List <object>()
{
3, 13, 23, 33, 43, 53, 63, 73, 83, 93
} },
{ "col4", new List <object>()
{
4, 14, 24, 34, 44, 54, 64, 74, 84, 94
} },
{ "col5", new List <object>()
{
5, 15, 25, 35, 45, 55, 65, 75, 85, 95
} },
{ "col6", new List <object>()
{
6, 16, 26, 36, 46, 56, 66, 76, 86, 96
} },
{ "col7", new List <object>()
{
7, 17, 27, 37, 47, 57, 67, 77, 87, 97
} },
{ "col8", new List <object>()
{
8, 18, 28, 38, 48, 58, 68, 78, 88, 98
} },
{ "col9", new List <object>()
{
9, 19, 29, 39, 49, 59, 69, 79, 89, 99
} },
{ "col10", new List <object>()
{
10, 20, 30, 40, 50, 60, 70, 80, 90, 100
} },
};
//
var df = new DataFrame(dict);
//check the size of the data frame
Assert.Equal(10, df.RowCount());
Assert.Equal(10, df.ColCount());
}
public void CreateFromList_Test01()
{
//list of object
var list = new object[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
//defined columns
var cols = new string[] { "col1", "col2" };
//create data frame with two columns and 5 rows.
var df = new DataFrame(list, cols);
//check the size of the data frame
Assert.Equal(5, df.RowCount());
Assert.Equal(2, df.ColCount());
}
public void AddColumns_Test01()
{
var dict = new Dictionary <string, List <object> >
{
{ "col1", new List <object>()
{
1, 11, 21, 31, 41, 51, 61, 71, 81, 91
} },
{ "col2", new List <object>()
{
2, 12, 22, 32, 42, 52, 62, 72, 82, 92
} },
{ "col3", new List <object>()
{
3, 13, 23, 33, 43, 53, 63, 73, 83, 93
} },
{ "col4", new List <object>()
{
4, 14, 24, 34, 44, 54, 64, 74, 84, 94
} },
{ "col5", new List <object>()
{
5, 15, 25, 35, 45, 55, 65, 75, 85, 95
} },
{ "col6", new List <object>()
{
6, 16, 26, 36, 46, 56, 66, 76, 86, 96
} },
{ "col7", new List <object>()
{
7, 17, 27, 37, 47, 57, 67, 77, 87, 97
} },
};
//
var df = new DataFrame(dict);
//define three new columns
var d = new Dictionary <string, List <object> >
{
{ "col8", new List <object>()
{
8, 18, 28, 38, 48, 58, 68, 78, 88, 98
} },
{ "col9", new List <object>()
{
9, 19, 29, 39, 49, 59, 69, 79, 89, 99
} },
{ "col10", new List <object>()
{
10, 20, 30, 40, 50, 60, 70, 80, 90, 100
} },
};
//add three new columns
var newDf = df.AddColumns(d);
Assert.Equal(7, df.ColCount());
Assert.Equal(10, newDf.ColCount());
for (int i = 0; i < newDf.Values.Count; i++)
{
Assert.Equal(i + 1, newDf.Values[i]);
}
}
