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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Collections.Generic;
using System.Globalization;
using Xunit;
using Assert = Microsoft.TestCommon.AssertEx;
namespace System.Web.Mvc.Test
{
public class DictionaryValueProviderTest
{
private static readonly Dictionary<string, object> _backingStore = new Dictionary<string, object>(StringComparer.OrdinalIgnoreCase)
{
{ "forty.two", 42 },
{ "nineteen.eighty.four", new DateTime(1984, 1, 1) }
};
[Fact]
public void Constructor_ThrowsIfDictionaryIsNull()
{
// Act & assert
Assert.ThrowsArgumentNull(
delegate { new DictionaryValueProvider<object>(null, CultureInfo.InvariantCulture); }, "dictionary");
}
[Fact]
public void ContainsPrefix()
{
// Arrange
DictionaryValueProvider<object> valueProvider = new DictionaryValueProvider<object>(_backingStore, null);
// Act
bool result = valueProvider.ContainsPrefix("forty");
// Assert
Assert.True(result);
}
[Fact]
public void ContainsPrefix_DoesNotContainEmptyPrefixIfBackingStoreIsEmpty()
{
// Arrange
DictionaryValueProvider<object> valueProvider = new DictionaryValueProvider<object>(new Dictionary<string, object>(), null);
// Act
bool result = valueProvider.ContainsPrefix("");
// Assert
Assert.False(result);
}
[Fact]
public void ContainsPrefix_ThrowsIfPrefixIsNull()
{
// Arrange
DictionaryValueProvider<object> valueProvider = new DictionaryValueProvider<object>(_backingStore, null);
// Act & assert
Assert.ThrowsArgumentNull(
delegate { valueProvider.ContainsPrefix(null); }, "prefix");
}
[Fact]
public void GetValue()
{
// Arrange
CultureInfo culture = CultureInfo.GetCultureInfo("fr-FR");
DictionaryValueProvider<object> valueProvider = new DictionaryValueProvider<object>(_backingStore, culture);
// Act
ValueProviderResult vpResult = valueProvider.GetValue("nineteen.eighty.four");
// Assert
Assert.NotNull(vpResult);
Assert.Equal(new DateTime(1984, 1, 1), vpResult.RawValue);
Assert.Equal("01/01/1984 00:00:00", vpResult.AttemptedValue);
Assert.Equal(culture, vpResult.Culture);
}
[Fact]
public void GetValue_ReturnsNullIfKeyNotFound()
{
// Arrange
DictionaryValueProvider<object> valueProvider = new DictionaryValueProvider<object>(_backingStore, null);
// Act
ValueProviderResult vpResult = valueProvider.GetValue("nineteen.eighty");
// Assert
Assert.Null(vpResult);
}
[Fact]
public void GetValue_ThrowsIfKeyIsNull()
{
// Arrange
DictionaryValueProvider<object> valueProvider = new DictionaryValueProvider<object>(_backingStore, null);
// Act & assert
Assert.ThrowsArgumentNull(
delegate { valueProvider.GetValue(null); }, "key");
}
}
}
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