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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System;
using System.Web.Mvc;
using Xunit;
using Assert = Microsoft.TestCommon.AssertEx;
namespace Microsoft.Web.Mvc.Test
{
public class DynamicViewDataDictionaryTest
{
// Property-style accessor
[Fact]
public void Property_UnknownItemReturnsEmptyString()
{
// Arrange
ViewDataDictionary vdd = new ViewDataDictionary();
dynamic dvdd = DynamicViewDataDictionary.Wrap(vdd);
// Act
object result = dvdd.Foo;
// Assert
Assert.Equal(String.Empty, result);
}
[Fact]
public void Property_CanAccessViewDataValues()
{
// Arrange
ViewDataDictionary vdd = new ViewDataDictionary();
vdd["Foo"] = "Value for Foo";
dynamic dvdd = DynamicViewDataDictionary.Wrap(vdd);
// Act
object result = dvdd.Foo;
// Assert
Assert.Equal("Value for Foo", result);
}
[Fact]
public void Property_CanAccessModelProperties()
{
ViewDataDictionary vdd = new ViewDataDictionary(new { Foo = "Value for Foo" });
dynamic dvdd = DynamicViewDataDictionary.Wrap(vdd);
// Act
object result = dvdd.Foo;
// Assert
Assert.Equal("Value for Foo", result);
}
// Index-style accessor
[Fact]
public void Indexer_GuardClauses()
{
// Arrange
ViewDataDictionary vdd = new ViewDataDictionary();
dynamic dvdd = DynamicViewDataDictionary.Wrap(vdd);
// Act & Assert
Assert.Throws<ArgumentException>(
() => { var x = dvdd["foo", "bar"]; },
"DynamicViewDataDictionary only supports single indexers.");
Assert.Throws<ArgumentException>(
() => { var x = dvdd[42]; },
"DynamicViewDataDictionary only supports string-based indexers.");
}
[Fact]
public void Indexer_UnknownItemReturnsEmptyString()
{
// Arrange
ViewDataDictionary vdd = new ViewDataDictionary();
dynamic dvdd = DynamicViewDataDictionary.Wrap(vdd);
// Act
object result = dvdd["Foo"];
// Assert
Assert.Equal(String.Empty, result);
}
[Fact]
public void Indexer_CanAccessViewDataValues()
{
// Arrange
ViewDataDictionary vdd = new ViewDataDictionary();
vdd["Foo"] = "Value for Foo";
dynamic dvdd = DynamicViewDataDictionary.Wrap(vdd);
// Act
object result = dvdd["Foo"];
// Assert
Assert.Equal("Value for Foo", result);
}
[Fact]
public void Indexer_CanAccessModelProperties()
{
ViewDataDictionary vdd = new ViewDataDictionary(new { Foo = "Value for Foo" });
dynamic dvdd = DynamicViewDataDictionary.Wrap(vdd);
// Act
object result = dvdd["Foo"];
// Assert
Assert.Equal("Value for Foo", result);
}
}
}
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