public void Mapping_IntAsString_Maps_To_CorrectValidatedInt(string initialValue, bool expectedValid, int expectedValue)
{
Mapper.CreateMap<ExampleViewModel, ExampleRequest>();
var source = new ExampleViewModel { IntProperty = initialValue };
var destination = Mapper.Map(source, new ExampleRequest());
destination.IntProperty.IsValid.Should().Be(expectedValid);
destination.IntProperty.Value.Should().Be(expectedValue);
}
public void Mapping_Null_ToValidatedNullableInt_Maps_To_ValidValidatedInt_WithNullValue()
{
Mapper.CreateMap<ExampleViewModel, ExampleRequest>();
var source = new ExampleViewModel { NullableIntProperty = null };
var destination = Mapper.Map(source, new ExampleRequest());
destination.NullableIntProperty.IsValid.Should().BeTrue();
destination.NullableIntProperty.Value.Should().Be(null);
}
public IActionResult JSSelectExample(ExampleViewModel model)
{
model.SelectList = new SelectList(GetSelectListItems(), "Value", "Text", model.ThingId);
return(View(model));
}
public IActionResult TagHelperSelectExample(ExampleViewModel model)
{
// set breakpoint and inspect model.ThingId
model.SelectList = new SelectList(GetSelectListItems(), "Value", "Text", model.ThingId);
return(View(model));
}
/// <summary>
/// Initializes a new instance of the <see cref="ExampleView"/> class.
/// </summary>
/// <param name="viewModel">The view model to inject.</param>
/// <remarks>
/// This constructor can be used to use view-model injection.
/// </remarks>
public ExampleView(ExampleViewModel viewModel)
: base(viewModel)
{
InitializeComponent();
}
public MainWindowViewModel(ExampleViewModel example2ViewModel)
{
}
public async Task <int> UpdateExampleAsync(int Id, ExampleViewModel vm, string User)
{
return(await _ctx.Database.ExecuteSqlInterpolatedAsync($"[dbo].[spUpdateInsertExample] {Id}, {vm.Active}, {User}"));
}
public ActionResult StoreStudentRecord(ExampleViewModel exampleVM)
{
bool checkExist = false;
int userID = (int)Session["userID"];
int exerciseID = exampleVM.StudentRecord.ExerciseID;
Exercis currentExercise = db.Exercises.SingleOrDefault(x => x.Id == exerciseID);
string submittedAnswer = exampleVM.StudentRecord.TempAnswer;
string correctAnswer = "";
if (currentExercise.CorrectAnswer == "Answer1")
{
correctAnswer = currentExercise.Answer1;
}
else if (currentExercise.CorrectAnswer == "Answer2")
{
correctAnswer = currentExercise.Answer2;
}
else if (currentExercise.CorrectAnswer == "Answer3")
{
correctAnswer = currentExercise.Answer3;
}
else if (currentExercise.CorrectAnswer == "Answer4")
{
correctAnswer = currentExercise.Answer4;
}
checkExist = db.StudentRecords.Any(x => x.UserID == userID && x.ExerciseID == exerciseID);
StudentRecord existingStudentRecord = db.StudentRecords.SingleOrDefault(x => x.UserID == userID && x.ExerciseID == exerciseID);
if (checkExist && existingStudentRecord.CorrectAttempt == null)
{
//if student record exist update the record.
if (existingStudentRecord.Attempt2 == null)
{
existingStudentRecord.Attempt2 = submittedAnswer;
if (submittedAnswer == correctAnswer)
{
existingStudentRecord.CorrectAttempt = "Attempt2";
}
}
else if (existingStudentRecord.Attempt3 == null)
{
existingStudentRecord.Attempt3 = submittedAnswer;
if (submittedAnswer == correctAnswer)
{
existingStudentRecord.CorrectAttempt = "Attempt3";
}
}
else
{
existingStudentRecord.Attempt4 = submittedAnswer;
if (submittedAnswer == correctAnswer)
{
existingStudentRecord.CorrectAttempt = "Attempt4";
}
}
existingStudentRecord.Date = DateTime.Now;
if (ModelState.IsValid)
{
db.Entry(existingStudentRecord).State = EntityState.Modified;
db.SaveChanges();
}
}
else if (!checkExist)
{
//if student record not exist then create a new student record
StudentRecord newStudentRecord = new StudentRecord();
newStudentRecord.UserID = userID;
newStudentRecord.ExerciseID = exerciseID;
newStudentRecord.Attempt1 = submittedAnswer;
if (submittedAnswer == correctAnswer)
{
newStudentRecord.CorrectAttempt = "Attempt1";
}
newStudentRecord.Date = DateTime.Now;
db.StudentRecords.Add(newStudentRecord);
db.SaveChanges();
}
//send feedback
string feedbackMessage;
if (submittedAnswer == correctAnswer)
{
feedbackMessage = "Well done! Correct Answer.";
}
else
{
feedbackMessage = "Wrong Answer!";
}
return(RedirectToAction("Show", "Example", new { exampleID = currentExercise.ExampleID, feedback = feedbackMessage }));
}
// static constructor
static DesignTimeModels()
{
ExampleViewModelForDesignTime =
new ExampleViewModel(new EventAggregator(), new WindowManager());
}
public MainWindow()
{
DataContext = new ExampleViewModel();
InitializeComponent();
}
public string Submit(ExampleViewModel model)
{
return(model.Age.ToString());
}
public MainWindow()
{
InitializeComponent();
m_ViewModel = new ExampleViewModel();
DataContext = m_ViewModel;
}
public ExampleView()
{
Title = "Hours";
var exampleViewModel = new ExampleViewModel();
BindingContext = exampleViewModel;
var listView = new ListView
{
ItemTemplate = new DataTemplate(() =>
{
var jobId = new Label();
jobId.Font = Font.SystemFontOfSize(20);
jobId.WidthRequest = 105;
jobId.VerticalOptions = LayoutOptions.Center;
jobId.SetBinding(Label.TextProperty, "JobId");
jobId.HorizontalOptions = LayoutOptions.StartAndExpand;
var jobName = new Label();
jobName.VerticalOptions = LayoutOptions.Center;
jobName.SetBinding(Label.TextProperty, "JobName");
jobName.WidthRequest = 175;
jobName.HorizontalOptions = LayoutOptions.CenterAndExpand;
var hours = new Label();
hours.WidthRequest = 45;
hours.VerticalOptions = LayoutOptions.Center;
hours.XAlign = TextAlignment.End;
hours.HorizontalOptions = LayoutOptions.EndAndExpand;
hours.SetBinding(Label.TextProperty, new Binding("Hours", BindingMode.OneWay, new DoubleStringConverter()));
var hlayout = new StackLayout();
hlayout.Children.Add(jobId);
hlayout.Children.Add(jobName);
hlayout.Children.Add(hours);
hlayout.Orientation = StackOrientation.Horizontal;
return((Cell) new ViewCell(hlayout));
})
};
listView.SetBinding(ListView.ItemSourceProperty, new Binding("Jobs", BindingMode.TwoWay));
var addOneJobButton = new Button
{
Text = "Add One"
};
addOneJobButton.SetBinding(Button.CommandProperty, new Binding("AddOneCommand"));
var addTwoJobsButton = new Button
{
Text = "Add Two"
};
addTwoJobsButton.SetBinding(Button.CommandProperty, new Binding("AddTwoCommand"));
var layout = new StackLayout
{
Orientation = StackOrientation.Vertical,
VerticalOptions = LayoutOptions.Start,
Spacing = 15
};
layout.Children.Add(listView);
layout.Children.Add(addOneJobButton);
layout.Children.Add(addTwoJobsButton);
Content = layout;
}
public ExampleViewModel GetExample(string course, string name)
{
var dir = _bl.GetExampleDir(course, name);
var example = _bl.GetExamples(course).Single(i => i.Name == name);
var userUID = _bl.GetCurrentUserUID();
var pastResult = _bl.GetExampleResult(userUID, null, course, name);
var vmdl = new ExampleViewModel(example);
vmdl.SessionID = Guid.NewGuid();
vmdl.StartTime = DateTime.Now;
var angabe = Directory.GetFiles(Path.Combine(dir, "text"), "*Angabe_full.md").FirstOrDefault();
if (angabe != null)
{
vmdl.Instruction = _bl.FixMarkdown(_bl.ReadTextFile(angabe));
}
else
{
_bl.LogParseError(Path.Combine(dir, "text", "*Angabe_full.md"), "No text/*Angabe_full.md file found.");
}
var use_this_main = Directory.GetFiles(Path.Combine(dir, "src"), "use_this_main.*").FirstOrDefault();
if (use_this_main != null)
{
vmdl.UseThisMain = _bl.ReadTextFile(use_this_main);
}
else
{
vmdl.UseThisMain = "";
}
if (pastResult != null && !string.IsNullOrWhiteSpace(userUID))
{
try
{
var store = _submissionStoreFactory(course, "^" + Path.GetFileName(name) + "$", userUID);
var main = store.GetItems().FirstOrDefault(i => i.Name == example.FileName);
if (main != null)
{
using (var sr = new StreamReader(main.GetStream()))
{
vmdl.SourceCode = sr.ReadToEnd();
}
}
}
catch (Exception ex)
{
_log.Warn("Error getting source code from git repo", ex);
}
}
if (string.IsNullOrWhiteSpace(vmdl.SourceCode))
{
vmdl.SourceCode = vmdl.UseThisMain;
}
vmdl.TestFiles = Directory.GetFiles(Path.Combine(dir, "tests"), "*.in").Select(inFile =>
{
var path = Path.GetDirectoryName(inFile);
var result = new TestFileViewModel();
result.Name = Path.GetFileNameWithoutExtension(inFile);
result.In = _bl.ReadTextFile(inFile);
result.SExp = _bl.ReadTextFile(Path.Combine(path, result.Name + ".sexp"));
return(result);
})
.OrderBy(i => i.Name)
.ToList();
if (vmdl.TestFiles.Count == 0)
{
_bl.LogParseError(Path.Combine(dir, "tests", "*.in"), "No test files found.");
}
return(vmdl);
}
private void ExampleViewLoaded(object sender, RoutedEventArgs e)
{
DataContext = new ExampleViewModel();
// DataContext = new ExampleViewModel2();
}
public async Task <IActionResult> Post([FromBody] ExampleViewModel model) => Ok(await _repo.InsertExampleAsync(model, User.FindFirst("uid")?.Value).ConfigureAwait(false));
public async Task <IActionResult> Put(int Id, [FromBody] ExampleViewModel model) => Ok(await _repo.UpdateExampleAsync(Id, model, User.FindFirst("uid")?.Value).ConfigureAwait(false));
public void LogicTest()
{
var test = new ExampleViewModel();
StringAndObjectBindingAssert("(A == B) ? 10 : 20", test,
() => { test.A = 4; test.B = 4; }, "10", 10,
() => { test.A = 5; }, "20", 20
);
BoolBindingAssert("!IsChecked", test,
() => test.IsChecked = true, false,
() => test.IsChecked = false, true
);
BoolBindingAssert("not IsChecked", test,
() => test.IsChecked = true, false,
() => test.IsChecked = false, true
);
BoolBindingAssert("!IsChecked and IsFull", test,
() => { test.IsChecked = false; test.IsFull = false; }, false,
() => { test.IsChecked = false; test.IsFull = true; }, true
);
BoolBindingAssert("IsChecked and not IsFull", test,
() => { test.IsChecked = true; test.IsFull = true; }, false,
() => { test.IsChecked = true; test.IsFull = false; }, true
);
BoolBindingAssert("!IsChecked && IsFull", test,
() => { test.IsChecked = false; test.IsFull = false; }, false,
() => { test.IsChecked = false; test.IsFull = true; }, true
);
BoolBindingAssert("!IsChecked or (A > B)", test,
() => { test.IsChecked = false; test.A = 20; test.B = 10; }, true,
() => { test.IsChecked = true; test.A = 4; }, false
);
BoolBindingAssert("IsChecked || !IsFull", test,
() => { test.IsChecked = false; test.IsFull = true; }, false,
() => { test.IsFull = false; }, true
);
BoolBindingAssert("A == 1 and (B <= 5)", test,
() => { test.A = 1; test.B = 10; }, false,
() => { test.B = 4; }, true
);
BoolBindingAssert("A == 1 and (B less= 5)", test,
() => { test.A = 1; test.B = 6; }, false,
() => { test.B = 5; }, true
);
BoolBindingAssert("A == 1 and (B less= 5)", test,
() => { test.A = 1; test.B = 5; }, true,
() => { test.B = 4; }, true
);
BoolBindingAssert("A == 1 and (B less 5)", test,
() => { test.A = 1; test.B = 6; }, false,
() => { test.B = 5; }, false
);
BoolBindingAssert("A == 1 and (B less 5)", test,
() => { test.A = 1; test.B = 5; }, false,
() => { test.B = 4; }, true
);
}
public async Task <int> InsertExampleAsync(ExampleViewModel vm, string User)
{
return(await _ctx.Database.ExecuteSqlInterpolatedAsync($"[dbo].[spInsertExample] {vm.Id}, {vm.Name}, {vm.DOB}, {vm.Active}, {User}"));
}
public void MathTest()
{
var test = new ExampleViewModel();
StringAndObjectBindingAssert("A", test,
() => test.A = 10, "10", (double)10,
() => test.A = 20.34, "20.34", 20.34
);
StringAndObjectBindingAssert("A+B+C", test,
() => { test.A = 10; test.B = 20; test.C = -2; }, "28", (double)28,
() => { test.A = 20.34; test.B = 15; test.C = 12; }, "47.34", 47.34
);
StringAndObjectBindingAssert("A-B-C", test,
() => { test.A = 10; test.B = 20; test.C = 5; }, "-15", (double)-15,
() => { test.A = 5; test.B = 3; test.C = -7; }, "9", (double)9
);
StringAndObjectBindingAssert("A*(B-C)", test,
() => { test.A = 10; test.B = 20; test.C = 5; }, "150", (double)150,
() => { test.A = 5.4; test.B = 3; test.C = -8; },
59.400000000000006.ToString(CultureInfo.InvariantCulture),
59.400000000000006
);
StringAndObjectBindingAssert("2*A-B*0.5", test,
() => { test.A = 10; test.B = 20; }, "10", (double)10,
() => { test.A = 5.4; test.B = 3; }, "9.3", (double)9.3
);
StringAndObjectBindingAssert("A % B", test,
() => { test.A = 10; test.B = 4; }, "2", (double)2,
() => { test.A = 12; test.B = 7; }, "5", (double)5
);
//String Format with many values
var calcBinding = new CalcBinding.Binding("A/B")
{
StringFormat = "{0:n2}"
};
StringBindingAssert(calcBinding, test,
() => { test.A = 10; test.B = 3; }, "3.33",
() => { test.A = 20; test.B = -30; }, "-0.67"
);
//String Format with one value
calcBinding = new CalcBinding.Binding("Math.Sin(A)")
{
StringFormat = "{0:n2}"
};
StringBindingAssert(calcBinding, test,
() => { test.A = 10; }, "-0.54",
() => { test.A = 20; }, "0.91"
);
//many entries of parameter
StringAndObjectBindingAssert("A + 0.5*NestedViewModel.A + A + B + C + A - B", test,
() => { test.A = 10; test.NestedViewModel.A = 4; test.B = 5; test.C = 2; }, "34", (double)34,
() => { test.A = 12; test.NestedViewModel.A = 14; test.B = -2; test.C = 9; }, "52", (double)52
);
StringAndObjectBindingAssert("-4+B", test,
() => { test.B = 7; }, "3", 3,
() => { test.B = 12; }, "8", 8
);
}
static DocumentEditorViewModelMocks()
{
ExampleViewModelForDesignTime =
new ExampleViewModelForDesignTime(new EventAggregator(), new WindowManager());
}
public void MathBackTest()
{
var test = new ExampleViewModel();
StringAndObjectBindingBackAssert("A+5", test, () => test.A,
"10.2", "-5", 10.2, -5,
5.1999999999999993, (double)-10);
StringAndObjectBindingBackAssert("-B+3.2", test, () => test.B,
"-3.8", "8.3", -3.8, 8.3,
7, -5);
StringAndObjectBindingBackAssert("-4+B", test, () => test.B,
"3", "5", 3, 5,
7, 9);
StringAndObjectBindingBackAssert("((A+5)*3)/4-32", test, () => test.A,
"10.2", "-5", 10.2, -5,
51.266666666666673, (double)31);
// Math
Console.WriteLine(Math.Sin(31 / 100.0));
StringAndObjectBindingBackAssert("Math.Sin(B/100.0)", test, () => test.B,
"0.5", "-0.9", 0.5, -0.9,
52, -111);
StringAndObjectBindingBackAssert("Math.Cos(B/100.0)", test, () => test.B,
"0.5", "-0.9", 0.5, -0.9,
104, 269);
StringAndObjectBindingBackAssert("Math.Tan(B/100.0)", test, () => test.B,
"0.5", "-0.9", 0.5, -0.9,
46, -73);
//inversed
StringAndObjectBindingBackAssert("Math.Asin(B/100.0)", test, () => test.B,
"0.5", "-0.9", 0.5, -0.9,
47, -78);
StringAndObjectBindingBackAssert("Math.Acos(B/100.0)", test, () => test.B,
"0.5", "-0.9", 0.5, -0.9,
87, 62);
StringAndObjectBindingBackAssert("Math.Atan(B/100.0)", test, () => test.B,
"0.5", "-0.9", 0.5, -0.9,
54, -126);
StringAndObjectBindingBackAssert("Math.Pow(B, 4)", test, () => test.B,
"16", "256", 16, 256,
2, 4);
StringAndObjectBindingBackAssert("Math.Pow(4, B)", test, () => test.B,
"16", "1", 16, 1,
2, 0);
StringAndObjectBindingBackAssert("Math.Pow(B, -1)", test, () => test.B,
"0.1", "0.05", 0.1, 0.05,
10, 20);
StringAndObjectBindingBackAssert("Math.Log(B, 5)", test, () => test.B,
"4", "-3.4", 4, -3.4,
625, 0);
StringAndObjectBindingBackAssert("Math.Log(16, B)", test, () => test.B,
"2", "1", 2, 1,
4, 16);
StringAndObjectBindingBackAssert("Math.Sin(Math.Cos(B/100.0))", test, () => test.B,
"0.8", "-0.2", 0.8, -0.2,
38, 177);
}
public void DataTriggerTest()
{
var viewModel = new ExampleViewModel()
{
A = 1, B = 1
};
var text = new TextBox
{
DataContext = viewModel
};
var dataTrigger1 = new DataTrigger
{
Value = true
};
dataTrigger1.Setters.Add(new Setter {
Property = TextBox.BackgroundProperty, Value = Brushes.Red
});
dataTrigger1.Setters.Add(new Setter {
Property = TextBox.IsEnabledProperty, Value = true
});
var calcBinding1 = new CalcBinding.Binding("(A+B)>10");
var bindingExpression1 = calcBinding1.ProvideValue(
new ServiceProviderMock(dataTrigger1, typeof(DataTrigger).GetProperty("Binding"), null)
.WithNullXamlSchemaContextProvider()
);
dataTrigger1.Binding = bindingExpression1 as BindingBase;
var dataTrigger2 = new DataTrigger
{
Value = true,
};
dataTrigger2.Setters.Add(new Setter {
Property = TextBox.BackgroundProperty, Value = Brushes.Green
});
dataTrigger2.Setters.Add(new Setter {
Property = TextBox.IsEnabledProperty, Value = false
});
var calcBinding2 = new CalcBinding.Binding("(A+B)<=10");
var bindingExpression2 = calcBinding2.ProvideValue(
new ServiceProviderMock(dataTrigger2, typeof(DataTrigger).GetProperty("Binding"), null)
.WithNullXamlSchemaContextProvider()
);
dataTrigger2.Binding = bindingExpression2 as BindingBase;
var style = new Style();
style.Triggers.Add(dataTrigger1);
style.Triggers.Add(dataTrigger2);
text.Style = style;
// act, assert
viewModel.A = 5;
viewModel.B = 7;
Assert.AreEqual(Brushes.Red, text.Background);
Assert.AreEqual(true, text.IsEnabled);
viewModel.B = 2;
Assert.AreEqual(Brushes.Green, text.Background);
Assert.AreEqual(false, text.IsEnabled);
}
public IActionResult Index()
{
ExampleViewModel viewModel = new ExampleViewModel();
return(View(viewModel));
}
