public void ItShouldHandleNullReturnFromHelper()
{
var writer = new StringWriter();
var settings = new RendererSettingsBuilder().BuildSettings();
var renderSettings = new RenderSettings();
var stringRenderer = new StringRender(writer, settings.RendererPipeline);
var helpers = ImmutableDictionary.CreateBuilder <string, HelperRef>();
var helper = new Func <HelperContext, object>((helperContext) =>
{
return(null);
});
helpers.Add("MyHelper", new HelperRef(helper));
var tagRenderer = new HelperTagRenderer(helpers.ToImmutable());
var token = new HelperToken
{
Name = "MyHelper",
Args = ImmutableArray <HelperArgument> .Empty
};
var context = new Context(new { Count = 1.21m }, settings, renderSettings);
tagRenderer.Write(stringRenderer, token, context);
var res = writer.ToString();
Assert.Equal("", res);
}
public void ItShouldCallHelperWhenExistsWithArgumentFromParent()
{
var writer = new StringWriter();
var settings = new RendererSettingsBuilder().BuildSettings();
var renderSettings = new RenderSettings();
var stringRenderer = new StringRender(writer, settings.RendererPipeline);
var helpers = ImmutableDictionary.CreateBuilder <string, HelperRef>();
var helper = new Func <HelperContext, int, int, string>((helperContext, count, count2) =>
{
return($"<{count}-{count2}>");
});
helpers.Add("MyHelper", new HelperRef(helper));
var tagRenderer = new HelperTagRenderer(helpers.ToImmutable());
var token = new HelperToken
{
Name = "MyHelper",
Args = ImmutableArray.Create(new HelperArgument("Count"), new HelperArgument("Count2"))
};
var context = new Context(new { Count = 10 }, settings, renderSettings)
.Push(new { Count2 = 20 });
tagRenderer.Write(stringRenderer, token, context);
var res = writer.ToString();
Assert.Equal("<10-20>", res);
}
public void ItShouldApplyTheCultureOfTheRenderer()
{
var writer = new StringWriter();
var settings = new RendererSettingsBuilder().BuildSettings();
var renderSettings = new RenderSettings
{
CultureInfo = new CultureInfo("ru-RU")
};
var stringRenderer = new StringRender(writer, settings.RendererPipeline);
var helpers = ImmutableDictionary.CreateBuilder <string, HelperRef>();
var helper = new Func <HelperContext, decimal>((helperContext) =>
{
return(helperContext.Lookup <decimal>("Count"));
});
helpers.Add("MyHelper", new HelperRef(helper));
var tagRenderer = new HelperTagRenderer(helpers.ToImmutable());
var token = new HelperToken
{
Name = "MyHelper",
Args = ImmutableArray <HelperArgument> .Empty
};
var context = new Context(new { Count = 1.21m }, settings, renderSettings);
tagRenderer.Write(stringRenderer, token, context);
var res = writer.ToString();
Assert.Equal("1,21", res);
}
public void ItShouldRenderAllowHelpersWithNoArguments()
{
var writer = new StringWriter();
var settings = new RendererSettingsBuilder().BuildSettings();
var renderSettings = new RenderSettings();
var stringRenderer = new StringRender(writer, settings.RendererPipeline);
var helpers = ImmutableDictionary.CreateBuilder <string, HelperRef>();
var helper = new Func <HelperContext, string>((helperContext) =>
{
return($"<{helperContext.Lookup<int>("Count")}>");
});
helpers.Add("MyHelper", new HelperRef(helper));
var tagRenderer = new HelperTagRenderer(helpers.ToImmutable());
var token = new HelperToken
{
Name = "MyHelper",
Args = ImmutableArray <HelperArgument> .Empty
};
var context = new Context(new { Count = 10 }, settings, renderSettings);
tagRenderer.Write(stringRenderer, token, context);
var res = writer.ToString();
Assert.Equal("<10>", res);
}
public void ItShouldRenderWhenTypesNotMatchCanBeConverted()
{
var writer = new StringWriter();
var settings = new RendererSettingsBuilder().BuildSettings();
var renderSettings = new RenderSettings();
var stringRenderer = new StringRender(writer, settings.RendererPipeline);
var helpers = ImmutableDictionary.CreateBuilder <string, HelperRef>();
var helper = new Func <HelperContext, int, string>((helperContext, count) =>
{
return($"<{count}>");
});
helpers.Add("MyHelper", new HelperRef(helper));
var tagRenderer = new HelperTagRenderer(helpers.ToImmutable());
var token = new HelperToken
{
Name = "MyHelper",
Args = ImmutableArray.Create(new HelperArgument("Count"))
};
var context = new Context(new { Count = "10" }, settings, renderSettings);
tagRenderer.Write(stringRenderer, token, context);
var res = writer.ToString();
Assert.Equal("<10>", res);
}
public void ItShouldRenderNothingWhenHelperDoesntExist()
{
var writer = new StringWriter();
var settings = new RendererSettingsBuilder().BuildSettings();
var renderSettings = new RenderSettings();
var stringRenderer = new StringRender(writer, settings.RendererPipeline);
var helpers = ImmutableDictionary.Create <string, HelperRef>();
var tagRenderer = new HelperTagRenderer(helpers);
var token = new HelperToken
{
Name = "MyHelper",
Args = ImmutableArray <HelperArgument> .Empty
};
var context = new Context(new { Count = 10 }, settings, renderSettings);
tagRenderer.Write(stringRenderer, token, context);
var res = writer.ToString();
Assert.Equal("", res);
}
public void ItShouldRenderWhenTypesMatchBaseType()
{
var writer = new StringWriter();
var settings = new RendererSettingsBuilder().BuildSettings();
var renderSettings = new RenderSettings();
var stringRenderer = new StringRender(writer, settings.RendererPipeline);
var helpers = ImmutableDictionary.CreateBuilder <string, HelperRef>();
var helper = new Func <HelperContext, object, string>((helperContext, src) =>
{
if (!(src is IDictionary <object, object> dic))
{
return(string.Empty);
}
return($"<{dic["value"]}>");
});
helpers.Add("MyHelper", new HelperRef(helper));
var tagRenderer = new HelperTagRenderer(helpers.ToImmutable());
var token = new HelperToken
{
Name = "MyHelper",
Args = ImmutableArray.Create(new HelperArgument("Count"))
};
var context = new Context(new { Count = new Dictionary <object, object> {
{ "value", "10" }
} }, settings, renderSettings);
tagRenderer.Write(stringRenderer, token, context);
var res = writer.ToString();
Assert.Equal("<10>", res);
}
