public void It_will_set_the_child_scope_parent()
{
Scope scope = new Scope("fnord", 0, 0);
Scope childScope = new Scope("The Child Scope", 0, 0);
scope.AddChild(childScope);
Assert.Equal(scope, childScope.Parent);
}
public void AddChild(Scope childScope)
{
if (childScope.Parent != null)
throw new InvalidOperationException("The child scope already has a parent.");
childScope.Parent = this;
Children.Add(childScope);
}
public void It_will_add_the_child_scope_to_the_children_collection()
{
Scope scope = new Scope("fnord", 0, 0);
Scope childScope = new Scope("The Child Scope", 0, 0);
scope.AddChild(childScope);
Assert.Contains(childScope, scope.Children);
}
public void It_will_throw_if_child_scope_already_has_parent()
{
Scope scope = new Scope("fnord", 0, 0);
Scope existingParentScope = new Scope("The Parent Scope", 0, 0);
Scope childScope = new Scope("The Child Scope", 0, 0);
childScope.Parent = existingParentScope;
Exception ex = Record.Exception(() => scope.AddChild(childScope));
Assert.IsType<InvalidOperationException>(ex);
Assert.Contains("The child scope already has a parent.", ex.Message);
}
public void It_will_set_the_name_and_index_and_length_and_children()
{
const string name = "The Scope Name";
const int index = 435;
const int length = 34;
Scope scope = new Scope(name, index, length);
Assert.Equal("The Scope Name", scope.Name);
Assert.Equal(435, scope.Index);
Assert.Equal(34, scope.Length);
Assert.Null(scope.Parent);
Assert.Empty(scope.Children);
}
private static void GetStyleInsertionsForCapturedStyle(Scope scope, ICollection<TextInsertion> styleInsertions)
{
styleInsertions.Add(new TextInsertion {
Index = scope.Index,
Scope = scope
});
foreach (Scope childScope in scope.Children)
GetStyleInsertionsForCapturedStyle(childScope, styleInsertions);
styleInsertions.Add(new TextInsertion {
Index = scope.Index + scope.Length,
Text = (Char)27 + "[0m" + (Char)27 + "[37;40m"
});
}
private static void BuildSpanForCapturedStyle(Scope scope,
IStyleSheet styleSheet,
TextWriter writer)
{
string cssClassName = "";
if (styleSheet.Styles.Contains(scope.Name))
{
Style style = styleSheet.Styles[scope.Name];
cssClassName = style.CssClassName;
}
WriteElementStart("span", cssClassName, writer);
}
private static void BuildSpanForCapturedStyle(Scope scope,
IStyleSheet styleSheet,
TextWriter writer)
{
Color foreground = Color.Empty;
Color background = Color.Empty;
if (styleSheet.Styles.Contains(scope.Name))
{
Style style = styleSheet.Styles[scope.Name];
foreground = style.Foreground;
background = style.Background;
}
WriteElementStart("span", foreground, background, writer);
}
private static void AddScopeToNestedScopes(Scope scope,
ref Scope currentScope,
ICollection<Scope> capturedStyleTree)
{
if (scope.Index >= currentScope.Index && (scope.Index + scope.Length <= currentScope.Index + currentScope.Length))
{
currentScope.AddChild(scope);
currentScope = scope;
}
else
{
currentScope = currentScope.Parent;
if (currentScope != null)
AddScopeToNestedScopes(scope, ref currentScope, capturedStyleTree);
else
capturedStyleTree.Add(scope);
}
}
private static void BuildSpanForCapturedStyle(Scope scope,
IStyleSheet styleSheet,
TextWriter writer)
{
Color foreground = Color.Empty;
Color background = Color.Empty;
bool italic = false;
bool bold = false;
if (styleSheet.Styles.Contains(scope.Name))
{
Style style = styleSheet.Styles[scope.Name];
foreground = style.Foreground;
background = style.Background;
italic = style.Italic;
bold = style.Bold;
}
WriteElementStart(writer, "span", foreground, background, italic, bold);
}
private static void GetStyleInsertionsForCapturedStyle(Scope scope, ICollection<TextInsertion> styleInsertions)
{
styleInsertions.Add(new TextInsertion {
Index = scope.Index,
Scope = scope
});
foreach (var childScope in scope.Children)
GetStyleInsertionsForCapturedStyle(childScope, styleInsertions);
styleInsertions.Add(new TextInsertion {
Index = scope.Index + scope.Length,
Text = "</span>"
});
}
