public async Task ReturnTrue_WhenMeasureTypeExists()
{
// Arrange
contextOptions = new DbContextOptionsBuilder <SmartDormitoryContext>()
.UseInMemoryDatabase(databaseName: "ReturnTrue_WhenMeasureTypeExists")
.Options;
var existingId = Guid.NewGuid().ToString();
var existingMeasureUnit = "ExistingMeasureUnit";
var existingSensorType = "ExistingSensorType";
var existingMeasureType = new MeasureType
{
Id = existingId,
MeasureUnit = existingMeasureUnit,
SuitableSensorType = existingSensorType,
IsDeleted = false
};
using (var arrangeContext = new SmartDormitoryContext(contextOptions))
{
await arrangeContext.MeasureTypes.AddAsync(existingMeasureType);
await arrangeContext.SaveChangesAsync();
}
// Act && Asert
using (var assertContext = new SmartDormitoryContext(contextOptions))
{
var sut = new MeasureTypeService(assertContext);
var result = await sut.Exists(existingId);
Assert.IsTrue(result);
}
}
public async Task ThrowArgumentException_WhenPassedInvalidGuid()
{
// Arrange
var contextMock = new Mock <SmartDormitoryContext>();
var sut = new MeasureTypeService(contextMock.Object);
// Act & Assert
await Assert.ThrowsExceptionAsync <ArgumentException>(
() => sut.Exists("invalidGuid"), "Parameter id is not a valid GUID!");
}
public async Task ThrowArugmentNullException_WhenPassedNullSensorId()
{
// Arrange
var contextMock = new Mock <SmartDormitoryContext>();
var sut = new MeasureTypeService(contextMock.Object);
// Act & Assert
await Assert.ThrowsExceptionAsync <ArgumentNullException>(
() => sut.Exists(null), "Parameter id cannot be null!");
}
public async Task ReturnFalse_WhenMeasureTypeDoesntExists()
{
// Arrange
contextOptions = new DbContextOptionsBuilder <SmartDormitoryContext>()
.UseInMemoryDatabase(databaseName: "ReturnFalse_WhenMeasureTypeDoesntExists")
.Options;
// Act && Asert
using (var assertContext = new SmartDormitoryContext(contextOptions))
{
var sut = new MeasureTypeService(assertContext);
var result = await sut.Exists(Guid.NewGuid().ToString());
Assert.IsFalse(result);
}
}