public void Nested_Content_Of_TagNode_As_Raw()
{
const string TEMPLATE = @"<c:out>Hello <c:out>${Stranger}</c:out></c:out>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var raw = (((TagNode)ast.Nodes[0]).Raw);
Assert.That(raw, Is.EqualTo("Hello <c:out>${Stranger}</c:out>"));
}
public void Combined_Content_Of_TagNode_As_Raw()
{
const string TEMPLATE = @"<c:out>Hello ${Stranger}</c:out>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var expected = new AST()
.Add(new TagNode("c", "out").Add(new TextNode("Hello world")));
var raw = (((TagNode)ast.Nodes[0]).Raw);
Assert.That(raw, Is.EqualTo("Hello ${Stranger}"));
}
public void Nested_Nodes_No_Variables()
{
const string TEMPLATE = @"<c:out value=""Hello""><c:out value=""World""/></c:out>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext|AST.Options.PruneRawTexts);
var expected = new AST()
.Add(new TagNode("c", "out").With("Value", "Hello")
.Add(new TagNode("c", "out").With("Value", "World")));
expected.Prune(AST.Options.PruneRawTexts);
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Nested_Nodes_Content()
{
const string TEMPLATE = @"<c:out>Hello world</c:out>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext|AST.Options.PruneRawTexts);
var expected = new AST()
.Add(new TagNode("c", "out").Add(new TextNode("Hello world")));
expected.Prune(AST.Options.PruneRawTexts);
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Nested_Complex_Expression_Node()
{
const string TEMPLATE = @"${(A+B)*C}";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var expected = new AST().Add(new ExpressionNode("(A+B)*C", "Multiply", typeof(decimal)).
Add(new ExpressionNode("(A+B)", "Brackets", typeof(decimal)).Add(new ExpressionNode("A+B", "Add", typeof(decimal)).
Add(new ExpressionNode("A", "Property", null)).
Add(new ExpressionNode("B", "Property", null)))).
Add(new ExpressionNode("C", "Property", null)));
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Single_Tag_Node_No_Variables()
{
const string TEMPLATE =@"<c:out value=""Hello World""/>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var expected = new AST().Add(
new TagNode("c","out").With("Value","Hello World"));
Assert.That(ast, Deeply.Is.EqualTo(expected), ast.ToString());
}
public void Single_Simple_Expression_Node()
{
const string TEMPLATE = @"${Greetings}";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var expected = new AST().Add(new ExpressionNode("Greetings", "Property",null));
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Single_Math_Function_Tag_Attribute()
{
var TEMPLATE = "<c:out value='${ceil(A)}'/>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext | AST.Options.PruneTemplates);
var attribute = ((TagNode)ast.Nodes[0]).Attributes["Value"];
Assert.That(attribute.Raw, Deeply.Is.EqualTo("${ceil(A)}"));
}
public void Should_Collect_Functions()
{
const string TEMPLATE = @"${fn:concat(A,'+++')}";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var expected = new AST().Add(new ExpressionNode("fn:concat(A,'+++')", "Function", typeof(string)).
Add(new ExpressionNode("(A,'+++')", "Brackets", null).
Add(new ExpressionNode("A", "Property", null)).
Add(new ExpressionNode("'+++'", "Constant", typeof(string)))));
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Template_Content_Of_TagNode_As_Raw()
{
const string TEMPLATE = @"<c:out>Here <sharp:include file=""a.htm""/></c:out>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var raw = (((TagNode)ast.Nodes[0]).Raw);
Assert.That(raw, Is.EqualTo(@"Here <sharp:include file='a.htm'>aa</sharp:include>"));
}
public void Should_Still_Collect_Parse_Fragment()
{
var formatter = new Formatter("<c:out>${a}</c:out>${a}<c:out>");
try
{
formatter.Parse();
Assert.Fail();
}
catch (ExceptionWithContext ewc)
{
Assert.That(ewc.Context.Index, Is.EqualTo(26));
}
var ast = new AST(formatter.ParsedTemplate, AST.Options.TrimEmptyTextNodes | AST.Options.DontTrackContext|AST.Options.PruneRawTexts);
var expected = new AST().
Add(new TagNode("c", "out").Add(new ExpressionNode("a", "Property", null))).
Add(new ExpressionNode("a", "Property", null));
expected.Prune(AST.Options.PruneRawTexts);
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Should_remove_template_containers()
{
const string TEMPLATE = @"<sharp:include file=""a.htm""/>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate,
AST.Options.DontTrackContext |
AST.Options.InlineTemplates |
AST.Options.ExcludeTemplateContainers);
var expected = new AST().Add(new TextNode("aa"));
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Should_Prune_Empty_Text_Nodes()
{
//Given
const string TEMPLATE = @" ${HelloWorld} ";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var nontrimmed = new AST()
.Add(new TextNode(" "))
.Add(new ExpressionNode("HelloWorld", "Property", null))
.Add(new TextNode(" "));
Assert.That(ast, Deeply.Is.EqualTo(nontrimmed));
//When
ast = new AST(formatter.ParsedTemplate, AST.Options.TrimEmptyTextNodes | AST.Options.DontTrackContext);
var trimmed = new AST()
.Add(new ExpressionNode("HelloWorld", "Property", null));
//Then
Assert.That(ast, Deeply.Is.EqualTo(trimmed));
}
public void Should_Not_Text_Nodes_Inside_Expression()
{
//Given
const string TEMPLATE = @" ${fn:trim(' ')} ";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var expected = new AST().Add(new ExpressionNode("fn:trim(' ')", "Function", typeof (string)).
Add(new ExpressionNode("(' ')", "Brackets", typeof(string)).
Add(new ExpressionNode("' '", "Constant", typeof(string)))));
//When
ast = new AST(formatter.ParsedTemplate, AST.Options.TrimEmptyTextNodes | AST.Options.DontTrackContext);
//Then
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Should_collect_template()
{
const string TEMPLATE = @"<sharp:include file=""a.htm""/>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var expected = new AST()
.Add(new TemplateContainerNode("sharp", "include").With("File","a.htm").Add(
new TemplateNode().Add(new TextNode("aa"))
));
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Single_Tag_Node_With_Variables()
{
const string TEMPLATE = @"<c:out value=""${Greetings}""/>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var expected = new AST().Add(
new TagNode("c", "out").With("Value", new ExpressionNode("Greetings", "Property", null)));
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Should_Track_Context()
{
const string TEMPLATE = @"
<c:set var=""Status"" value=""Nice""/>
<c:out value=""Hello"">
<c:out value=""${Status}""/>
</c:out>
<c:out>World ${(A+B)*C}</c:out>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.TrimEmptyTextNodes|AST.Options.PruneRawTexts);
var expected = new AST().At(1,1).
Add(new TagNode("c","set").At(2,1).With("Var","Status", new Context(2,13)).With("Value", "Nice", new Context(2, 28))).
Add(new TagNode("c", "out").At(3, 1).With("Value", "Hello", new Context(3, 15)).
Add(new TagNode("c", "out").At(4, 5).With("Value", new ExpressionNode("Status", "Property", null).At(4,21)))).
Add(new TagNode("c", "out").At(6, 1).Add(
new TextNode("World ").At(6,8)).Add(
new ExpressionNode("(A+B)*C", "Multiply", typeof(decimal)).At(6, 21).
Add(new ExpressionNode("(A+B)", "Brackets", typeof(decimal)).At(6, 16).
Add(new ExpressionNode("A+B", "Add", typeof(decimal)).At(6, 18).
Add(new ExpressionNode("A", "Property", null).At(6, 17)).
Add(new ExpressionNode("B", "Property", null).At(6, 19)))).
Add(new ExpressionNode("C", "Property", null).At(6, 22))));
expected.Prune(AST.Options.PruneRawTexts);
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Two_Nodes_No_Variables()
{
const string TEMPLATE = @"<c:out value=""Hello""/><c:set var=""storage"" value=""World""/>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var expected = new AST()
.Add(new TagNode("c", "out").With("Value", "Hello"))
.Add(new TagNode("c", "set").With("Var", "storage").With("Value", "World"));
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Should_Trim_Expression()
{
const string TEMPLATE = @"${A + B}";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var expected = new AST().Add(new ExpressionNode("A+B", "Add", typeof(decimal)).
Add(new ExpressionNode("A", "Property", null)).
Add(new ExpressionNode("B", "Property", null)));
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Should_XOR_Options()
{
//Given
const string TEMPLATE = @" ${(A+B)*C}";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var nonflat = new AST()
.Add(new TextNode(" "))
.Add(new ExpressionNode("(A+B)*C", "Multiply", typeof(decimal)).
Add(new ExpressionNode("(A+B)", "Brackets", typeof(decimal)).Add(new ExpressionNode("A+B", "Add", typeof(decimal)).
Add(new ExpressionNode("A", "Property", null)).
Add(new ExpressionNode("B", "Property", null)))).
Add(new ExpressionNode("C", "Property", null)));
Assert.That(ast, Deeply.Is.EqualTo(nonflat));
//When
ast = new AST(formatter.ParsedTemplate, AST.Options.TrimEmptyTextNodes|AST.Options.FlatExpression | AST.Options.DontTrackContext);
var flat = new AST().Add(new ExpressionNode("(A+B)*C", "Multiply", typeof(decimal)));
//Then
Assert.That(ast, Deeply.Is.EqualTo(flat));
}
public void Single_Content_Node()
{
const string TEMPLATE = @"Hello World";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var expected = new AST().Add(new TextNode("Hello World"));
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Nested_Ternary_Expression_Node()
{
const string TEMPLATE = @"${C?(A+B):(A-B)}";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext);
var expected = new AST().Add(new ExpressionNode("C?(A+B):(A-B)", "BooleanTernaryExpression", typeof(object)).
Add(new ExpressionNode("C", "Property", null)).
Add(new ExpressionNode("(A+B)", "Brackets", typeof(decimal)).Add(new ExpressionNode("A+B", "Add", typeof(decimal)).
Add(new ExpressionNode("A", "Property", null)).
Add(new ExpressionNode("B", "Property", null)))).
Add(new ExpressionNode("(A-B)", "Brackets", typeof(decimal)).Add(new ExpressionNode("A-B", "Minus", typeof(decimal)).
Add(new ExpressionNode("A", "Property", null)).
Add(new ExpressionNode("B", "Property", null)))));
Assert.That(ast, Deeply.Is.EqualTo(expected));
}
public void Should_Collected_NestedTags()
{
const string TEMPLATE = @"<c:choose><c:when test=""${Yes}"">WHEN</c:when><c:otherwise>OTHERWISE</c:otherwise></c:choose>";
var formatter = new Formatter(TEMPLATE).Parse();
var ast = new AST(formatter.ParsedTemplate, AST.Options.DontTrackContext|AST.Options.PruneRawTexts);
var expected = new AST()
.Add(new TagNode("c", "choose").
Add(new TagNode("c", "when").With("Test",new ExpressionNode("Yes","Property",null)).Add(new TextNode("WHEN"))).
Add(new TagNode("c", "otherwise").Add(new TextNode("OTHERWISE")))
);
expected.Prune(AST.Options.PruneRawTexts);
Assert.That(ast, Deeply.Is.EqualTo(expected));
}