public void DeleteManufacturer_IdIsNotPositive_ExpectArgumentException(int id)
{
manufacturers = new List <Manufacturer>()
{
new Manufacturer {
ManufacturerId = 1
},
new Manufacturer {
ManufacturerId = 2
},
new Manufacturer {
ManufacturerId = 3
},
};
Assert.Equal(3, manufacturers.Count);
IManufacturerService service = new ManufacturerService(repoMock.Object, null);
Manufacturer manufacturer = null;
var ex = Assert.Throws <ArgumentException>(() =>
{
manufacturer = service.DeleteManufacturer(id);
});
Assert.Equal(3, manufacturers.Count);
Assert.Null(manufacturer);
Assert.Equal("ID of the manufacturer to delete must be a positive integer", ex.Message);
repoMock.Verify(repo => repo.RemoveManufacturer(It.IsAny <int>()), Times.Never);
}
public void DeleteManufacturer_NoManufacturerWithId_ExpectInvalidOperationException(int id)
{
manufacturers = new List <Manufacturer>()
{
new Manufacturer {
ManufacturerId = 2
},
new Manufacturer {
ManufacturerId = 3
},
new Manufacturer {
ManufacturerId = 4
},
};
Assert.Equal(3, manufacturers.Count);
IManufacturerService service = new ManufacturerService(repoMock.Object, null);
Manufacturer manufacturer = null;
var ex = Assert.Throws <InvalidOperationException>(() =>
{
manufacturer = service.DeleteManufacturer(id);
});
Assert.Equal(3, manufacturers.Count);
Assert.Null(manufacturer);
Assert.Equal("Can not delete manufacturer as no manufacturer with this ID can be found", ex.Message);
repoMock.Verify(repo => repo.RemoveManufacturer(It.IsAny <int>()), Times.Never);
}
public void DeleteManufacturer(int id)
{
manufacturers = new List <Manufacturer>()
{
new Manufacturer {
ManufacturerId = 1
},
new Manufacturer {
ManufacturerId = 2
},
new Manufacturer {
ManufacturerId = 3
},
};
Assert.Equal(3, manufacturers.Count);
Assert.True(manufacturers.Exists(m => m.ManufacturerId == id));
IManufacturerService service = new ManufacturerService(repoMock.Object, null);
Manufacturer manufacturer = service.DeleteManufacturer(id);
Assert.Equal(2, manufacturers.Count);
Assert.False(manufacturers.Exists(m => m.ManufacturerId == id));
repoMock.Verify(repo => repo.RemoveManufacturer(It.IsAny <int>()), Times.Once);
}
