public async Task GetTranslationsByLanguageQueryHandler_ShouldReturnEmptyDictionary_WhenLanguageDoesNotExist()
{
// Arrange
GetTranslationsByLanguageQuery request = new GetTranslationsByLanguageQuery {
LanguageId = 8917
};
Mock <IQueryable <Translation> > translationQueryableMock = Enumerable
.Empty <Translation>()
.AsQueryable()
.BuildMock();
_unitOfWorkMock
.Setup(m => m.Translations.GetByLanguage(It.IsAny <int>()))
.Returns(translationQueryableMock.Object);
GetTranslationsByLanguageQuery.Handler handler
= new GetTranslationsByLanguageQuery.Handler(_unitOfWorkMock.Object);
// Act
IDictionary <string, string> translations = await handler.Handle(request);
// Assert
Assert.NotNull(translations);
Assert.Empty(translations);
}
public async Task GetTranslationsByLanguageQueryHandler_ShouldReturnTranslationDictionary_WhenLanguageExistsAndPatternMatches()
{
// Arrange
GetTranslationsByLanguageQuery request = new GetTranslationsByLanguageQuery {
LanguageId = 1, Pattern = "key"
};
IEnumerable <Translation> expectedTranslations = new[]
{
new Translation {
TranslationId = 1, Key = "key", Value = "value"
}
};
Mock <IQueryable <Translation> > translationQueryableMock = expectedTranslations
.AsQueryable()
.BuildMock();
_unitOfWorkMock
.Setup(m => m.Translations.GetByLanguage(It.IsAny <int>(), It.IsAny <string>()))
.Returns(translationQueryableMock.Object);
GetTranslationsByLanguageQuery.Handler handler
= new GetTranslationsByLanguageQuery.Handler(_unitOfWorkMock.Object);
// Act
IDictionary <string, string> translations = await handler.Handle(request);
// Assert
Assert.NotNull(translations);
Assert.NotEmpty(translations);
Assert.Single(translations);
Assert.Equal("key", translations.First().Key);
Assert.Equal("value", translations.First().Value);
}
