public async Task GetPostcodesFromDb_ResultsAreOrdered_LimitedByDefaultRadius()
{
_repository.Setup(x => x.GetPreComputedNearestPostcodes(It.IsAny <string>())).ReturnsAsync(default(PreComputedNearestPostcodesDto));
_applicationConfigSettings = new ApplicationConfig()
{
DefaultMaxNumberOfNearbyPostcodes = 0,
DefaultNearestPostcodeRadiusInMetres = 3
};
_applicationConfig.SetupGet(x => x.Value).Returns(_applicationConfigSettings);
NearestPostcodeGetter nearestPostcodeGetter = new NearestPostcodeGetter(_repository.Object, _applicationConfig.Object);
IReadOnlyList <NearestPostcodeDto> result = await nearestPostcodeGetter.GetNearestPostcodesAsync(_postcode, null, 5);
List <NearestPostcodeDto> expectedResult = _nearestPostcodeDtos.Where(x => x.DistanceInMetres <= 3).OrderBy(x => x.DistanceInMetres).Take(5).ToList();
for (int i = 0; i < result.Count; i++)
{
Assert.AreEqual(expectedResult[i].Postcode, result[i].Postcode);
Assert.AreEqual(expectedResult[i].DistanceInMetres, result[i].DistanceInMetres);
}
}
public async Task GetPostcodesFromDb_GetPostcodesWithinARadiusOf16094Metres()
{
_repository.Setup(x => x.GetPreComputedNearestPostcodes(It.IsAny <string>())).ReturnsAsync(default(PreComputedNearestPostcodesDto));
NearestPostcodeGetter nearestPostcodeGetter = new NearestPostcodeGetter(_repository.Object, _applicationConfig.Object);
IReadOnlyList <NearestPostcodeDto> result = await nearestPostcodeGetter.GetNearestPostcodesAsync(_postcode, 1, 1);
_repository.Verify(x => x.GetNearestPostcodesAsync(It.Is <string>(y => y == _postcode), It.Is <double>(y => y == 16094)));
}
public async Task GetPostcodesFromCache_CantGetResutsWithARadiusGreaterThan16094Metres()
{
NearestPostcodeGetter nearestPostcodeGetter = new NearestPostcodeGetter(_repository.Object, _applicationConfig.Object);
IReadOnlyList <NearestPostcodeDto> result = await nearestPostcodeGetter.GetNearestPostcodesAsync(_postcode, 99999, 5);
_repository.Verify(x => x.GetNearestPostcodesAsync(It.IsAny <string>(), It.IsAny <double>()), Times.Never);
List <NearestPostcodeDto> expectedResult = _nearestPostcodeDtos.Where(x => x.DistanceInMetres <= 16094).OrderBy(x => x.DistanceInMetres).Take(5).ToList();
for (int i = 0; i < result.Count; i++)
{
Assert.AreEqual(expectedResult[i].Postcode, result[i].Postcode);
Assert.AreEqual(expectedResult[i].DistanceInMetres, result[i].DistanceInMetres);
}
}
public async Task GetPostcodesFromCache_ResultsAreOrdered_LimitedByMaxNumberOfResults()
{
NearestPostcodeGetter nearestPostcodeGetter = new NearestPostcodeGetter(_repository.Object, _applicationConfig.Object);
IReadOnlyList <NearestPostcodeDto> result = await nearestPostcodeGetter.GetNearestPostcodesAsync(_postcode, 5, 3);
_repository.Verify(x => x.GetNearestPostcodesAsync(It.IsAny <string>(), It.IsAny <double>()), Times.Never);
List <NearestPostcodeDto> expectedResult = _nearestPostcodeDtos.Where(x => x.DistanceInMetres <= 5).OrderBy(x => x.DistanceInMetres).Take(3).ToList();
for (int i = 0; i < result.Count; i++)
{
Assert.AreEqual(expectedResult[i].Postcode, result[i].Postcode);
Assert.AreEqual(expectedResult[i].DistanceInMetres, result[i].DistanceInMetres);
}
}
public async Task GetPostcodesFromDb_ResultsAreOrdered_LimitedByMaxNumberOfResults()
{
_repository.Setup(x => x.GetPreComputedNearestPostcodes(It.IsAny <string>())).ReturnsAsync(default(PreComputedNearestPostcodesDto));
NearestPostcodeGetter nearestPostcodeGetter = new NearestPostcodeGetter(_repository.Object, _applicationConfig.Object);
IReadOnlyList <NearestPostcodeDto> result = await nearestPostcodeGetter.GetNearestPostcodesAsync(_postcode, 5, 3);
List <NearestPostcodeDto> expectedResult = _nearestPostcodeDtos.Where(x => x.DistanceInMetres <= 5).OrderBy(x => x.DistanceInMetres).Take(3).ToList();
_repository.Verify(x => x.SavePreComputedNearestPostcodes(It.IsAny <PreComputedNearestPostcodesDto>()));
for (int i = 0; i < result.Count; i++)
{
Assert.AreEqual(expectedResult[i].Postcode, result[i].Postcode);
Assert.AreEqual(expectedResult[i].DistanceInMetres, result[i].DistanceInMetres);
}
}
