public async Task AlternateModel()
{
// Given
const string input = @"<div class=""entry"">
<h1>{{title}}</h1>
<div class=""body"">
{{body}}
</div>
</div>";
const string output = @"<div class=""entry"">
<h1>My New Post</h1>
<div class=""body"">
This is my first post!
</div>
</div>";
TestDocument document = new TestDocument(input);
RenderHandlebars handlebars = new RenderHandlebars().WithModel(new
{
title = "My New Post",
body = "This is my first post!"
});
// When
TestDocument result = await ExecuteAsync(document, handlebars).SingleAsync();
// Then
result.Content.ShouldBe(output, StringCompareShould.IgnoreLineEndings);
}
public async Task RendersHandlebarsWithPartialUsingConfigure()
{
// Given
const string input = @"{{#names}}
{{> user}}
{{/names}}";
const string output = @"<strong>Karen</strong><strong>Jon</strong>";
TestDocument document = new TestDocument(
new MetadataItems
{
{
"names", new[]
{
new
{
name = "Karen"
},
new
{
name = "Jon"
}
}
}
},
input);
RenderHandlebars handlebars = new RenderHandlebars()
.Configure((_, __, x) => x.RegisterTemplate("user", "<strong>{{name}}</strong>"));
// When
TestDocument result = await ExecuteAsync(document, handlebars).SingleAsync();
// Then
result.Content.ShouldBe(output, StringCompareShould.IgnoreLineEndings);
}
public async Task RendersHandlebars()
{
// Given
const string input = @"<div class=""entry"">
<h1>{{title}}</h1>
<div class=""body"">
{{body}}
</div>
</div>";
const string output = @"<div class=""entry"">
<h1>My New Post</h1>
<div class=""body"">
This is my first post!
</div>
</div>";
TestDocument document = new TestDocument(
new MetadataItems
{
{ Keys.Title, "My New Post" },
{ "Body", "This is my first post!" }
},
input);
RenderHandlebars handlebars = new RenderHandlebars();
// When
TestDocument result = await ExecuteAsync(document, handlebars).SingleAsync();
// Then
result.Content.ShouldBe(output, StringCompareShould.IgnoreLineEndings);
}
public async Task RendersHandlebarsWithHelper()
{
// Given
const string input = @"Click here: {{link_to}}";
const string output = @"Click here: <a href='https://github.com/rexm/handlebars.net'>Handlebars.Net</a>";
TestDocument document = new TestDocument(
new MetadataItems
{
{ "url", "https://github.com/rexm/handlebars.net" },
{ "text", "Handlebars.Net" }
},
input);
RenderHandlebars handlebars = new RenderHandlebars()
.WithHelper(
"link_to",
Config.FromValue <HandlebarsHelper>((writer, context, _) =>
HandlebarsExtensions.WriteSafeString(writer, "<a href='" + context.url + "'>" + context.text + "</a>")));
// When
TestDocument result = await ExecuteAsync(document, handlebars).SingleAsync();
// Then
result.Content.ShouldBe(output, StringCompareShould.IgnoreLineEndings);
}
public async Task DoesNothingIfMetadataKeyDoesNotExist()
{
// Given
TestDocument document = new TestDocument();
RenderHandlebars handlebars = new RenderHandlebars("meta");
// When
TestDocument result = await ExecuteAsync(document, handlebars).SingleAsync();
// Then
result.ShouldBe(document);
}
public async Task RendersHandlebarsWithBlockHelper()
{
// Given
const string input = @"{{#each animals}}
The animal, {{name}}, {{StringEqualityBlockHelper type 'dog'}}is a dog{{else}}is not a dog{{/StringEqualityBlockHelper}}.
{{/each}}";
const string output = @"The animal, Fluffy, is not a dog.
The animal, Fido, is a dog.
The animal, Chewy, is not a dog.
";
TestDocument document = new TestDocument(
new MetadataItems
{
{
"animals", new[]
{
new { name = "Fluffy", type = "cat" },
new { name = "Fido", type = "dog" },
new { name = "Chewy", type = "hamster" }
}
}
}, input);
RenderHandlebars handlebars = new RenderHandlebars()
.WithBlockHelper(
"StringEqualityBlockHelper",
Config.FromValue <HandlebarsBlockHelper>((writer, options, _, arguments) =>
{
if (arguments.Length != 2)
{
throw new HandlebarsException("{{StringEqualityBlockHelper}} helper must have exactly two argument");
}
string left = arguments[0] as string;
string right = arguments[1] as string;
if (left == right)
{
options.Template(writer, null);
}
else
{
options.Inverse(writer, null);
}
}));
// When
TestDocument result = await ExecuteAsync(document, handlebars).SingleAsync();
// Then
result.Content.ShouldBe(output, StringCompareShould.IgnoreLineEndings);
}
public async Task RendersHandlebarsFromMetadata()
{
// Given
const string input = "{{title}}";
const string output = "Hello World!";
TestDocument document = new TestDocument(new MetadataItems
{
{ "meta", input },
{ "title", "Hello World!" }
});
RenderHandlebars handlebars = new RenderHandlebars("meta");
// When
IDocument result = await ExecuteAsync(document, handlebars).SingleAsync();
// Then
result.GetString("meta").ShouldBe(output, StringCompareShould.IgnoreLineEndings);
}