public void Translator_AffectNext_Import_Test()
{
// SETUP the SUT
List<string> val = new List<string> { "First Value, 1 ,N", "Second Value, 16","Third Item, 1" };
StreamReader testBed = TestHelper.prepareTestDouble(val);
NormalItemFactory normalItemFactory = new NormalItemFactory(testBed);
ItemParser itemParser = new ItemParser();
itemParser.setFactory(normalItemFactory);
List<Item> expected = new List<Item>();
var affectorItem = new ItemValueAffectedNextItemLength() { Name = "First Value", Length = 1, Value = "01" };
var affectedItem = new RegularItem() { Name = "Second Value", Length = 2, Value = "0403" };
affectorItem.setAffectedItem(affectedItem);
expected.Add(affectorItem);
expected.Add(affectedItem);
expected.Add(new RegularItem() { Name = "Third Item", Length = 1, Value = "02" });
// Exercise
StringTranslator ST = new StringTranslator();
itemParser.setTranslator(ST);
ST.setValue("02040302");
ST.Import();
// Verify
TestHelper.Compare(expected, itemParser.Items);
}
public void Test_AffectNextItem_Normal()
{
RegularItem Reg = new RegularItem();
Reg.Name = "test";
Reg.Value = "002222";
Reg.Length = 3;
ItemValueAffectedNextItemLength affectNext = new ItemValueAffectedNextItemLength();
affectNext.setAffectedItem(Reg);
affectNext.Name = "Length";
Assert.AreEqual("03", affectNext.Value );
}
public void Test_NormalItemFactory_AffectedNext()
{
List<string> val = new List<string> { "two bytes parameter,1 , N", "three bytes parameter , 3" };
StreamReader testBed = TestHelper.prepareTestDouble(val);
NormalItemFactory normalItemFactory = new NormalItemFactory(testBed);
List<Item> res = normalItemFactory.GetItems();
List<Item> expected = new List<Item>();
RegularItem ri = new RegularItem();
ri.Name = "three bytes parameter";
ri.Length = 3;
ItemValueAffectedNextItemLength prev = new ItemValueAffectedNextItemLength();
prev.setAffectedItem(ri);
prev.Name = "two bytes parameter";
prev.Length = 1;
expected.Add(prev);
expected.Add(ri);
// do the checking
TestHelper.Compare(expected, res);
}
public void Translator_AffectNext_Export_Test()
{
List<string> val = new List<string> { "First Value, 1 ,N,02", "Second Value, 2,R,0403", "Third Item, 1,R, 02" };
StreamReader testBed = TestHelper.prepareTestDouble(val);
NormalItemFactory normalItemFactory = new NormalItemFactory(testBed);
ItemParser itemParser = new ItemParser();
itemParser.setFactory(normalItemFactory);
List<Item> expected = new List<Item>();
var affectorItem = new ItemValueAffectedNextItemLength() { Name = "First Value", Length = 1, Value = "02" };
var affectedItem = new RegularItem() { Name = "Second Value", Length = 2, Value = "0403" };
affectorItem.setAffectedItem(affectedItem);
expected.Add(affectorItem);
expected.Add(affectedItem);
expected.Add(new RegularItem() { Name = "Third Item", Length = 1, Value = "02" });
StringTranslator ST = new StringTranslator();
itemParser.setTranslator(ST);
ST.Export();
Assert.AreEqual("02040302", ST.getValue());
Assert.AreEqual(string.Empty, ST.getValue());
}
public override List<ItemObject.Item> GetItems()
{
List<Item> result = new List<Item>();
Item prev = null;
Item prevTemp = null;
string line = " ";
int defaultValuePosition;
while (line != null)
{
// setting of default value
defaultValuePosition = 3;
Item currentItem = null;
prevTemp = null;
// do the checking of string
line = dataSource.ReadLine();
if (line == null)
continue;
line = line.Trim();
// check for comment or empty line
if (line.Length <= 0 || line[0] == '#')
{
continue;
}
// chop the string into several string separated by ',' (comma)
string[] lines = line.Split(',');
// remove the ending and trailing space
for(int i = 0;i< lines.Length;i++){
lines[i] = lines[i].Trim();
}
// if there is a composite item detected at the previous attempt then start adding it's member
if ((line[0] == '>') && (prev != null) && (prev is ItemComposite))
{
BitItem BI= new BitItem();
BI.name = lines[0].Substring(1);
BI.location = int.Parse(lines[1]);
(prev as ItemComposite).addBitItem(BI);
continue;
}
// if there is no type provided then create a regular item
if (lines.Length <= 2)
{
currentItem = new RegularItem();
}
else
{
// build the basic type based on first character
switch (lines[2].ToUpper()[0])
{
case 'N':
currentItem = new ItemValueAffectedNextItemLength();
prevTemp = currentItem;
break;
case 'C':
currentItem = new ItemComposite();
prevTemp= (ItemComposite)currentItem;
break;
case 'R':
default :
currentItem = new RegularItem();
break;
}
// build the decorator
if (lines[2].Length > 1)
{
switch (lines[2][1])
{
case 'P' :
currentItem = new OtherItemNotNull_Decorator(currentItem,findItem(result, lines[3]));
defaultValuePosition++;
break;
default:
break;
}
}
}
// get the default value (in case it exist)
if (lines.Length >= defaultValuePosition + 1)
{
currentItem.Value = lines[defaultValuePosition];
}
// set the item name and length
currentItem.Name = lines[0];
currentItem.Length = int.Parse(lines[1]);
result.Add(currentItem);
// set the relationship
if (prev != null)
{
if (prev is ItemValueAffectedNextItemLength)
{
(prev as ItemValueAffectedNextItemLength).setAffectedItem((RegularItem)currentItem);
prevTemp = null;
}
}
prev = prevTemp;
}
return result;
}
