/
ProviderExample.pas
122 lines (105 loc) · 3.24 KB
/
ProviderExample.pas
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unit ProviderExample;
interface
uses
System.Generics.Collections,
DUnitX.Types,
DUnitX.InternalDataProvider,
DUnitX.TestDataProvider,
DUnitX.TestFramework;
type
//Just a record for doing a List of Data
TTestData = Record
Val1,Val2 : integer;
AddExpect : integer;
isEqual : boolean;
End;
TSampleProvider = Class(TTestDataProvider)
private
flist : TList<TTestData>; //Our list of Values we need;
public
//The constructor, for initializing the data
Constructor Create;override;
//Get the amount of cases, we want to create;
function GetCaseCount(const methodName : string) : Integer; override;
//Get the name of the cases, depending on the Test-Function
function GetCaseName(const methodName : string; const caseNumber : integer) : string; override;
//Get the Params for calling the Test-Function;Be aware of the order !
function GetCaseParams(const methodName : string ; const caseNumber : integer) : TValuearray; override;
//Cleanup the instance
Destructor Destroy;override;
End;
[TestFixture('ProviderExample1','Example using TestCaseProviders')]
TProviderExample = class(TObject)
public
// [Test]
// [TestCaseProvider('Demoprovider')]
Procedure Addtest(const v1,v2:integer;expected:integer);
[Test]
[TestCaseProvider(TSampleProvider)]
Procedure Comparetest(const v1,v2:integer;expected:boolean);
end;
implementation
{ TSampleProvider }
constructor TSampleProvider.Create;
var
i : integer;
item : TTestData;
begin
inherited;
flist := TList<TTestData>.create;
//Just generate some Data for the tests
Randomize();
for i := 0 to 100 do
begin
item.Val1 := Random(100);
item.Val2 := Random(100);
item.AddExpect := item.Val1+Item.Val2;
item.isEqual := item.Val1 = item.Val2;
flist.Add(item);
end;
end;
destructor TSampleProvider.Destroy;
begin
flist.Free;
inherited;
end;
function TSampleProvider.GetCaseCount(const methodName : string) : Integer;
begin
result := flist.Count;
end;
function TSampleProvider.GetCaseName(const methodName : string; const caseNumber : integer) : string;
begin
result := Methodname;
if (Methodname = 'Addtest') then
result := 'Add integer';
if (Methodname = 'Comparetest') then
result := 'Compare Integer';
end;
function TSampleProvider.GetCaseParams(const methodName : string ; const caseNumber : integer) : TValuearray;
begin
SetLength(result,0);
if (caseNumber >= 0) and (caseNumber < flist.Count) then
begin
SetLength(result,3);
result[0] := flist[caseNumber].Val1;
result[1] := flist[caseNumber].Val2;
if (Methodname = 'Addtest') then
result[2] := flist[caseNumber].AddExpect;
if (Methodname = 'Comparetest') then
result[2] := flist[caseNumber].isEqual;
end;
end;
{ TProviderExample }
procedure TProviderExample.Addtest(const v1, v2: integer; expected: integer);
begin
Assert.AreEqual(expected,(v1+v2),'Ok');
end;
procedure TProviderExample.Comparetest(const v1, v2: integer;
expected: boolean);
begin
Assert.AreEqual(expected,(v1=v2),'Ok');
end;
initialization
TestDataProviderManager.RegisterProvider('Demoprovider',TSampleProvider);
TDUnitX.RegisterTestFixture(TProviderExample);
end.