public void ComputesScopes_IsDeterministic()
{
// Arrange
var taskInstance = new ComputeCssScope()
{
ScopedCssInput = new[]
{
new TaskItem("TestFiles/Pages/Counter.razor.css"),
new TaskItem("TestFiles/Pages/Index.razor.css"),
new TaskItem("TestFiles/Pages/Profile.razor.css"),
},
TargetName = "Test"
};
// Act
taskInstance.Execute();
var existing = taskInstance.ScopedCss.Select(s => s.GetMetadata("CssScope")).OrderBy(id => id).ToArray();
var result = taskInstance.Execute();
// Assert
var computed = taskInstance.ScopedCss.Select(newScoped => newScoped.GetMetadata("CssScope")).OrderBy(id => id).ToArray();
computed.Should().Equal(existing);
}
public void ComputesScopes_VariesByPath()
{
// Arrange
var taskInstance = new ComputeCssScope()
{
ScopedCssInput = new[]
{
new TaskItem("TestFiles/Pages/Index.razor.css"),
new TaskItem("TestFiles/Index.razor.css"),
},
TargetName = "Test"
};
// Act
var result = taskInstance.Execute();
// Assert
result.Should().BeTrue();
taskInstance.ScopedCss.Should().HaveCount(2);
taskInstance.ScopedCss[0].GetMetadata("CssScope").Should().NotBe(taskInstance.ScopedCss[1].GetMetadata("CssScope"));
}
public void ComputesScopes_PreservesUserDefinedScopes()
{
// Arrange
var taskInstance = new ComputeCssScope()
{
ScopedCssInput = new[]
{
new TaskItem("TestFiles/Pages/Index.razor.css", new Dictionary <string, string> {
["CssScope"] = "b-predefined"
}),
},
TargetName = "Test"
};
// Act
var result = taskInstance.Execute();
// Assert
result.Should().BeTrue();
taskInstance.ScopedCss.Should().ContainSingle(scopedCss => scopedCss.GetMetadata("CssScope") == "b-predefined");
}
public void ComputesScopes_ScopeVariesByTargetName()
{
// Arrange
var taskInstance = new ComputeCssScope()
{
ScopedCssInput = new[]
{
new TaskItem("TestFiles/Pages/Counter.razor.css"),
new TaskItem("TestFiles/Pages/Index.razor.css"),
new TaskItem("TestFiles/Pages/Profile.razor.css"),
},
TargetName = "Test"
};
// Act
taskInstance.Execute();
var existing = taskInstance.ScopedCss.Select(s => s.GetMetadata("CssScope")).ToArray();
taskInstance.TargetName = "AnotherLibrary";
var result = taskInstance.Execute();
// Assert
taskInstance.ScopedCss.Should().OnlyContain(newScoped => !existing.Contains(newScoped.GetMetadata("ScopedCss")));
}
public void ComputesScopes_ComputesUniqueScopes_ForCssFiles()
{
// Arrange
var taskInstance = new ComputeCssScope()
{
ScopedCssInput = new[]
{
new TaskItem("TestFiles/Pages/Counter.razor.css"),
new TaskItem("TestFiles/Pages/Index.razor.css"),
new TaskItem("TestFiles/Pages/Profile.razor.css"),
},
TargetName = "Test"
};
// Act
var result = taskInstance.Execute();
// Assert
result.Should().Be(true);
taskInstance.ScopedCss.Select(s => s.GetMetadata("CssScope")).Should().OnlyContain(item =>
!string.IsNullOrEmpty(item) && new Regex("b-[a-z0-9]+").IsMatch(item));
taskInstance.ScopedCss.Select(s => s.GetMetadata("CssScope")).Should().HaveCount(3).And.OnlyHaveUniqueItems();
}
