public void FixedLengthFieldString_AssignValueToEachField_ToStringMethodShouldReturnExpectedString()
{
FixedLengthFieldCollection fields = new FixedLengthFieldCollection()
{
new FixedLengthStringField("HKID", 10)
{
Value = "A123456(7)"
},
new FixedLengthStringField("Name", 20)
{
Value = "CHAN TAI MAN"
},
new FixedLengthInt32Field("Age", 3)
{
Value = 32
},
new FixedLengthDateTimeField("DOB")
{
Value = new DateTime(1985, 3, 5)
}
};
FixedLengthFieldString fixedStr = new FixedLengthFieldString(fields);
string expectedStr = "A123456(7)CHAN TAI MAN 32 19850305";
Assert.AreEqual(expectedStr, fixedStr.ToString());
}
public void FixedLengthFieldString_ParseStringsIntoMultipleFixedLengthFieldsUsingConstructor_ShouldBeParsedSuccessfully()
{
FixedLengthFieldCollection fields = new FixedLengthFieldCollection()
{
new FixedLengthStringField("HKID", 10),
new FixedLengthStringField("Name", 20)
};
string rawStr = "A123456(7)CHAN TAI MAN ";
FixedLengthFieldString fixedStr = new FixedLengthFieldString(fields, rawStr);
Assert.AreEqual("A123456(7)", fixedStr.Fields["HKID"]);
Assert.AreEqual("CHAN TAI MAN", fixedStr.Fields["Name"]);
}
private static void DemoChangingFieldValueByUsingIndexerProperty()
{
Console.WriteLine("==============================================");
Console.WriteLine("Changing Field Value By Using Indexer Property");
Console.WriteLine("==============================================");
Console.WriteLine();
Console.WriteLine("Before Updating Field Value");
Console.WriteLine("---------------------------");
Stopwatch sw = new Stopwatch();
FixedLengthFieldCollection fields = new FixedLengthFieldCollection()
{
new FixedLengthStringField("Staff ID", 10)
{
Value = "AB223345"
},
new FixedLengthStringField("Name", 20)
{
Value = "CHAN TAI MAN"
},
new FixedLengthInt64Field("Salary", 13)
{
PaddingCharPosition = PaddingCharPosition.Left, PaddingChar = '0', Value = 1000000
}
};
foreach (var field in fields)
{
Console.WriteLine(field.Name + ": |" + field.Value + "|");
}
Console.WriteLine("Raw String: " + new FixedLengthFieldString(fields));
sw.Start();
fields["Salary"] = 1300000;
sw.Stop();
Console.WriteLine();
Console.WriteLine("After Updating Field Value");
Console.WriteLine("---------------------------");
foreach (var field in fields)
{
Console.WriteLine(field.Name + ": |" + field.Value + "|");
}
Console.WriteLine("Raw String: " + new FixedLengthFieldString(fields));
Console.WriteLine();
Console.WriteLine($"Elapsed time: {sw.Elapsed}.");
}
public void FixedLengthFieldString_ParseStringIntoMultipleFixedLengthFieldsUsingParseMethod_ShouldBeParsedSuccessfully()
{
FixedLengthFieldCollection fields = new FixedLengthFieldCollection()
{
new FixedLengthStringField("HKID", 10),
new FixedLengthStringField("Name", 20),
new FixedLengthInt32Field("Age", 3),
new FixedLengthDateTimeField("DOB")
};
FixedLengthFieldString fixedStr = new FixedLengthFieldString(fields);
string rawStr = "A123456(7)CHAN TAI MAN 32 19850305";
fixedStr.Parse(rawStr);
Assert.AreEqual("A123456(7)", fixedStr.Fields["HKID"]);
Assert.AreEqual("CHAN TAI MAN", fixedStr.Fields["Name"]);
Assert.AreEqual(32, fixedStr.Fields["Age"]);
Assert.AreEqual(new DateTime(1985, 3, 5), fixedStr.Fields["DOB"]);
}
private static void DemoBuildingStringFromGivenFixedLengthFieldValues()
{
Console.WriteLine("==============================================");
Console.WriteLine("Building string from given fixed-length-fields");
Console.WriteLine("==============================================");
Console.WriteLine();
Console.WriteLine("Input Fields");
Console.WriteLine("------------");
Stopwatch sw = new Stopwatch();
sw.Start();
FixedLengthFieldCollection fields = new FixedLengthFieldCollection()
{
new FixedLengthStringField("UID", 22)
{
Value = "2017052200410030001100"
},
new FixedLengthInt64Field("Amount", 13)
{
PaddingCharPosition = PaddingCharPosition.Left, PaddingChar = '0', Value = 1234
},
new FixedLengthDateTimeField("ChequeDate", 20)
{
PaddingCharPosition = PaddingCharPosition.Left,
Value = new DateTime(2017, 3, 1)
}
};
foreach (var field in fields)
{
Console.WriteLine(field.Name + ": |" + field.Value + "|");
}
Console.WriteLine();
Console.WriteLine("Output String");
Console.WriteLine("-------------");
FixedLengthFieldString fixedStr = new FixedLengthFieldString(fields);
sw.Stop();
Console.WriteLine(fixedStr);
Console.WriteLine();
Console.WriteLine($"Elapsed time: {sw.Elapsed}.");
}
private static void DemoBuildingFixedFieldStringFromGivenRawStrings()
{
Console.WriteLine("==================================================");
Console.WriteLine("Building fixed-field-string from given raw strings");
Console.WriteLine("==================================================");
Console.WriteLine();
Console.WriteLine("Input Raw Strings");
Console.WriteLine("-----------------");
string[] rows = new string[] {
"A123456(7)CHAN TAI MAN 10015032017",
"B319191(9)LAM CHI CHUNG 32 23052017"
};
foreach (string row in rows)
{
Console.WriteLine(row);
}
Console.WriteLine();
Console.WriteLine("Output Fields");
Console.WriteLine("-------------");
Stopwatch sw = new Stopwatch();
sw.Start();
FixedLengthFieldCollection fields = new FixedLengthFieldCollection()
{
new FixedLengthStringField("HKID", 10),
new FixedLengthStringField("Name", 20),
new FixedLengthInt32Field("Age", 3),
new FixedLengthDateTimeField("DOB", "ddMMyyyy")
};
foreach (string row in rows)
{
FixedLengthFieldString fixedStr = new FixedLengthFieldString(fields, row);
foreach (IFixedLengthField field in fixedStr.Fields)
{
Console.WriteLine(field.Name + ": |" + field.Value + "|");
}
}
sw.Stop();
Console.WriteLine();
Console.WriteLine($"Elapsed time: {sw.Elapsed}.");
}
public void FixedLengthFieldString_RawStringTooLong_ShouldThrowMalformedRawStringException()
{
FixedLengthFieldCollection fields = new FixedLengthFieldCollection()
{
new FixedLengthStringField("HKID", 10),
new FixedLengthStringField("Name", 10),
};
string rawStr = "A123456(7)CHAN TAI MAN";
try
{
new FixedLengthFieldString(fields, rawStr);
}
catch (MalformedRawStringException ex)
{
Assert.AreEqual("The raw string is too long.", ex.Message);
throw;
}
}
