public static WeatherInfo Parse(string line)
{
//IEnumerable<string> parsedLine = line.Split(',');
IEnumerable <string> parsedLine = LazyQueries.Split(line, ',');
return(new WeatherInfo(
DateTime.Parse(parsedLine.ElementAt(0)),
int.Parse(parsedLine.ElementAt(2))));
}
public T[] Parse()
{
T[] arr = (T[])Array.CreateInstance(klass, lines.Count());
int i = 0;
foreach (string line in lines)
{
currentLine = LazyQueries.Split(line, separator);
arr[i++] = ParseLine();
}
return(arr);
}
public void ShouldTestSplitString()
{
//Arrange
string src = "linha 0\nlinha 1\nlinha 2\nlinha 3\n";
IEnumerable <string> expected = new string[] { "linha 0", "linha 1", "linha 2", "linha 3" };
//Act
IEnumerable <string> actual = LazyQueries.Split(src, '\n');
//Assert
Assert.IsTrue(AreIEnumerableEqual(expected, actual));
}
public void ShouldTestFilter()
{
//Arrange
IEnumerable <string> src = new string[] { "linha 0", "linha 1", "linha 2", "linha 3" };
IEnumerable <string> expected = new string[] { "linha 3" };
//Act
IEnumerable <string> actual = LazyQueries.Filter <string>(src, line => line.Contains("3"));
//Assert
Assert.IsTrue(AreIEnumerableEqual(expected, actual));
}
public void ShouldTestSkip()
{
//Arrange
IEnumerable <string> src = new string[] { "linha 0", "linha 1", "linha 2", "linha 3" };
IEnumerable <string> expected = new string[] { "linha 3" };
//Act
IEnumerable <string> actual = LazyQueries.Skip <string>(src, 3);
//Assert
Assert.IsTrue(AreIEnumerableEqual(expected, actual));
}
public void ShouldTestRemoveEvenIdxes()
{
//Arrange
IEnumerable <string> src = new string[] { "linha 0", "linha 1", "linha 2", "linha 3" };
IEnumerable <string> expected = new string[] { "linha 1", "linha 3" };
//Act
IEnumerable <string> actual = LazyQueries.RemoveEvenIndexes <string>(src);
//Assert
Assert.IsTrue(AreIEnumerableEqual(expected, actual));
}
public void ShouldTestCount()
{
//Arrange
IEnumerable <string> src = new string[] { "linha 0", "linha 1", "linha 2", "linha 3" };
int expected = 4;
//Act
int actual = LazyQueries.Count <string>(src);
//Assert
Assert.AreEqual(expected, actual);
}
public void ShouldTestSplitWithMultipleSepsRemoveEmpties()
{
string src = "#The Search API\r\n#Data returned is laid out in the following order:-\r\n#AreaName Country Region(If available) Latitude Longitude Population(if available) Weather Forecast URL\r\n#\r\nOporto\tSpain\tGalicia\t42.383\t-7.100\t0\thttp://api-cdn.worldweatheronline.com/v2/weather.aspx?q=42.3833,-7.1\nOporto\tPortugal\tPorto\t41.150\t-8.617\t0\thttp://api-cdn.worldweatheronline.com/v2/weather.aspx?q=41.15,-8.6167\nOporto\tSouth Africa\tLimpopo\t-22.667\t29.633\t0\thttp://api-cdn.worldweatheronline.com/v2/weather.aspx?q=-22.6667,29.6333\nEl Oporto\tMexico\tTamaulipas\t23.266\t-98.768\t0\thttp://api-cdn.worldweatheronline.com/v2/weather.aspx?q=23.2658,-98.7675\nPuerto Oporto\tBolivia\tPando\t-9.933\t-66.417\t0\thttp://api-cdn.worldweatheronline.com/v2/weather.aspx?q=-9.9333,-66.4167\nOporto\tCuba\tSantiago de Cuba\t20.233\t-76.167\t0\thttp://api-cdn.worldweatheronline.com/v2/weather.aspx?q=20.2333,-76.1667\n";
IEnumerable <string> expected = new string [] { "Oporto\tSpain\tGalicia\t42.383\t-7.100\t0\thttp://api-cdn.worldweatheronline.com/v2/weather.aspx?q=42.3833,-7.1",
"Oporto\tPortugal\tPorto\t41.150\t-8.617\t0\thttp://api-cdn.worldweatheronline.com/v2/weather.aspx?q=41.15,-8.6167",
"Oporto\tSouth Africa\tLimpopo\t-22.667\t29.633\t0\thttp://api-cdn.worldweatheronline.com/v2/weather.aspx?q=-22.6667,29.6333",
"El Oporto\tMexico\tTamaulipas\t23.266\t-98.768\t0\thttp://api-cdn.worldweatheronline.com/v2/weather.aspx?q=23.2658,-98.7675",
"Puerto Oporto\tBolivia\tPando\t-9.933\t-66.417\t0\thttp://api-cdn.worldweatheronline.com/v2/weather.aspx?q=-9.9333,-66.4167",
"Oporto\tCuba\tSantiago de Cuba\t20.233\t-76.167\t0\thttp://api-cdn.worldweatheronline.com/v2/weather.aspx?q=20.2333,-76.1667" };
//Act
IEnumerable <string> intermediate = LazyQueries.Split(src, "\r\n", "\r", "\n");
IEnumerable <string> actual = LazyQueries.Filter <string>(LazyQueries.Filter <string>(intermediate, line => !line.Equals("")), line => !line.StartsWith("#"));
//Assert
Assert.IsTrue(AreIEnumerableEqual(expected, actual));
}
private bool IsThereAnyMethodCompatibleWithDelegate(Type delType)
{
Type[] delParams = LazyQueries.Convert <ParameterInfo, Type>(delType.GetMethod("Invoke").GetParameters(), pi => pi.ParameterType).ToArray();
foreach (MethodInfo mi in methods)
{
Type[] methParams = mi.GetParameters().Select(p => p.ParameterType).ToArray();
if ((methParams.Length == 0 && delParams.Length == 0)
||
(MockerUtils.AreAllCompatible(methParams, delParams) &&
delType.GetMethod("Invoke").ReturnType == mi.ReturnType &&
this.Name.Equals(mi.Name)))
{
meth = mi;
return(true);
}
}
return(false);
}
public void ShouldTestSplitWithMultipleSeps()
{
//Arrange
string src = @"2019-01-01,24,17,63,6,10,74,ENE,116,http://cdn.worldweatheronline.net/images/wsymbols01_png_64/wsymbol_0002_sunny_intervals.png,Partly cloudy,0.0,59,10,1031,43,14,57,6,43,13,56,11,17,13,56
2019-01-02,24,18,64,6,9,179,S,116,http://cdn.worldweatheronline.net/images/wsymbols01_png_64/wsymbol_0002_sunny_intervals.png,Partly cloudy,0.0,57,10,1030,15,14,57,6,42,13,56,11,17,13,56
2019-01-03,24,16,60,7,11,89,E,113,http://cdn.worldweatheronline.net/images/wsymbols01_png_64/wsymbol_0001_sunny.png,Sunny,0.0,67,10,1026,3,13,55,7,45,12,54,11,18,12,54
2019-01-04,24,16,60,9,15,78,ENE,116,http://cdn.worldweatheronline.net/images/wsymbols01_png_64/wsymbol_0002_sunny_intervals.png,Partly cloudy,0.1,73,10,1028,27,14,57,9,48,13,55,14,23,13,55";
IEnumerable <string> expected = new string[] {
"2019-01-01,24,17,63,6,10,74,ENE,116,http://cdn.worldweatheronline.net/images/wsymbols01_png_64/wsymbol_0002_sunny_intervals.png,Partly cloudy,0.0,59,10,1031,43,14,57,6,43,13,56,11,17,13,56",
"2019-01-02,24,18,64,6,9,179,S,116,http://cdn.worldweatheronline.net/images/wsymbols01_png_64/wsymbol_0002_sunny_intervals.png,Partly cloudy,0.0,57,10,1030,15,14,57,6,42,13,56,11,17,13,56",
"2019-01-03,24,16,60,7,11,89,E,113,http://cdn.worldweatheronline.net/images/wsymbols01_png_64/wsymbol_0001_sunny.png,Sunny,0.0,67,10,1026,3,13,55,7,45,12,54,11,18,12,54",
"2019-01-04,24,16,60,9,15,78,ENE,116,http://cdn.worldweatheronline.net/images/wsymbols01_png_64/wsymbol_0002_sunny_intervals.png,Partly cloudy,0.1,73,10,1028,27,14,57,9,48,13,55,14,23,13,55"
};
//Act
IEnumerable <string> actual = LazyQueries.Split(src, "\r\n", "\r", "\n");
//Assert
Assert.IsTrue(AreIEnumerableEqual(expected, actual));
}
public CsvParser <T> Load(string src)
{
lines = LazyQueries.Split(src, "\r\n", "\r", "\n");
return(this);
}
