public void ItShouldCalculationServiceTraversalMethod()
{
var input = new[] { 1, 2, 3, 4 };
var response = Sut.Traverse(input);
// Checking if it was called with correct params and with any params only once
CalculationServiceMock.Verify(m => m.Traverse(It.IsAny <int[]>()), Times.Once);
CalculationServiceMock.Verify(m => m.Traverse(It.Is((int[] path) => path.Equals(input))), Times.Once);
response.Should().Be(_graph);
}
public void ItShouldOnlyCallCalculationServiceTraversalMethodOnceIfItemIsCached()
{
object value;
MemoryCacheMock.SetupSequence(m => m.TryGetValue(It.IsAny <object>(), out value))
.Returns(false)
.Returns(true);
var input = new[] { 1, 2, 3, 4 };
var response = Sut.Traverse(input);
// Checking if it was called with correct params and with any params only once
CalculationServiceMock.Verify(m => m.Traverse(It.IsAny <int[]>()), Times.Once);
CalculationServiceMock.Verify(m => m.Traverse(It.Is((int[] path) => path.Equals(input))), Times.Once);
response.Should().Be(_graph);
}
public void SetupTheScenario()
{
_graph = new Graph
{
IsTraversable = true,
Path = new [] { 0, 2, 4 }
};
CalculationServiceMock.Setup(m => m.Traverse(It.IsAny <int[]>())).Returns(_graph);
// Mocking methods called by extension
object value;
var cacheEntryMock = new Mock <ICacheEntry>();
MemoryCacheMock.Setup(m => m.TryGetValue(It.IsAny <object>(), out value)).Returns(false);
MemoryCacheMock.Setup(m => m.CreateEntry(It.IsAny <string>())).Returns(cacheEntryMock.Object);
}