public async Task DeleteAsync_WithNonExistentId_ReturnsFalse()
{
// Arrange
var testId = Guid.NewGuid().ToString();
var context = new PoolItDbContext(new DbContextOptionsBuilder <PoolItDbContext>()
.UseInMemoryDatabase(Guid.NewGuid().ToString())
.Options);
context.CarManufacturers.AddRange(
new CarManufacturer
{
Name = "OtherManufacturer1"
},
new CarManufacturer
{
Name = "OtherManufacturer2"
});
context.SaveChanges();
var manufacturersService = new ManufacturersService(new EfRepository <CarManufacturer>(context));
// Act
var result = await manufacturersService.DeleteAsync(testId);
// Assert
Assert.False(result);
var dbCount = await context.CarManufacturers.CountAsync();
Assert.Equal(2, dbCount);
}
public async Task DeleteAsync_WithCarModels_DoesNotDelete()
{
// Arrange
const string testName = "TestName";
var manufacturer = new CarManufacturer
{
Name = testName,
Models = new List <CarModel>
{
new CarModel
{
Model = "TestModel"
}
}
};
var context = new PoolItDbContext(new DbContextOptionsBuilder <PoolItDbContext>()
.UseInMemoryDatabase(Guid.NewGuid().ToString())
.Options);
context.CarManufacturers.AddRange(
manufacturer,
new CarManufacturer
{
Name = "OtherManufacturer1"
},
new CarManufacturer
{
Name = "OtherManufacturer2"
});
context.SaveChanges();
var manufacturersService = new ManufacturersService(new EfRepository <CarManufacturer>(context));
// Act
var result = await manufacturersService.DeleteAsync(manufacturer.Id);
// Assert
Assert.False(result);
var existsInDb = await context.CarManufacturers.AnyAsync(m => m.Name == testName);
Assert.True(existsInDb);
var dbCount = await context.CarManufacturers.CountAsync();
Assert.Equal(3, dbCount);
}
