public async Task SubtractionService_Subtract_Should_Pass()
{
var historyServiceMock = new Mock <IHistoryClient>();
var calculatorRepositoryMock = new Mock <ICalculatorRepository>();
var calculatorSetMock = new Mock <DbSet <CalculatorRecord> >();
var auditRepositoryMock = new Mock <IAuditRepository <SubtractionAuditRecord> >();
var auditSetMock = new Mock <DbSet <SubtractionAuditRecord> >();
calculatorRepositoryMock.Setup(c => c.Calculators).Returns(calculatorSetMock.Object);
auditRepositoryMock.Setup(c => c.Audits).Returns(auditSetMock.Object);
var value = 5M;
var operation = Operations.Subtraction;
var expectedResult = -5M;
historyServiceMock
.Setup(c => c.UpdateHistory(It.IsAny <Guid>(), operation, -value, CancellationToken.None))
.ReturnsAsync(new HistoryDto()
{
CalculatorId = Guid.NewGuid(), NewValue = expectedResult, OldValue = null, Operation = Operations.Subtraction
});
var service = new SubtractionService(calculatorRepositoryMock.Object, auditRepositoryMock.Object, historyServiceMock.Object);
var result = await service.Subtract(null, value, CancellationToken.None);
Assert.AreEqual(expectedResult, result.Result);
Assert.AreNotEqual(result.GlobalId, default(Guid));
calculatorRepositoryMock.Verify(r => r.Add(It.IsAny <CalculatorRecord>(), CancellationToken.None), Times.Once);
auditRepositoryMock.Verify(r => r.AddAudit(It.IsAny <SubtractionAuditRecord>(), CancellationToken.None), Times.Once);
historyServiceMock.Verify(c => c.UpdateHistory(It.IsAny <Guid>(), operation, expectedResult, CancellationToken.None), Times.Once);
}
public async Task SubtractionService_Subtract_Existing_Id_Should_Pass()
{
var historyServiceMock = new Mock <IHistoryClient>();
var calculatorRepositoryMock = new Mock <ICalculatorRepository>();
var calculatorSetMock = new Mock <DbSet <CalculatorRecord> >();
var auditRepositoryMock = new Mock <IAuditRepository <SubtractionAuditRecord> >();
var auditSetMock = new Mock <DbSet <SubtractionAuditRecord> >();
calculatorRepositoryMock.Setup(c => c.Calculators).Returns(calculatorSetMock.Object);
auditRepositoryMock.Setup(c => c.Audits).Returns(auditSetMock.Object);
var id = Guid.NewGuid();
var value = 10M;
var operand = 5M;
var operation = Operations.Subtraction;
var expectedOutput = value - operand;
calculatorRepositoryMock
.Setup(c => c.Find(It.IsAny <Guid>(), CancellationToken.None))
.ReturnsAsync(new CalculatorRecord {
Id = id, Value = value
});
historyServiceMock
.Setup(c => c.UpdateHistory(id, operation, expectedOutput, CancellationToken.None))
.ReturnsAsync(new HistoryDto()
{
CalculatorId = id, NewValue = expectedOutput, OldValue = value, Operation = Operations.Subtraction
});
var service = new SubtractionService(calculatorRepositoryMock.Object, auditRepositoryMock.Object, historyServiceMock.Object);
var result = await service.Subtract(id, operand, CancellationToken.None);
Assert.AreEqual(expectedOutput, result.Result);
Assert.AreEqual(id, result.GlobalId);
calculatorRepositoryMock.Verify(r => r.Update(It.IsAny <CalculatorRecord>(), CancellationToken.None), Times.Once);
auditRepositoryMock.Verify(r => r.AddAudit(It.IsAny <SubtractionAuditRecord>(), CancellationToken.None), Times.Once);
historyServiceMock.Verify(c => c.UpdateHistory(It.IsAny <Guid>(), operation, expectedOutput, CancellationToken.None), Times.Once);
}
