public async Task ComparisonRecordExistsWithFiles_Retrieve_FilesAreRetrieved()
{
// Arrange
const int id = 1;
var rightFile = Convert.FromBase64String(TestConstants.File1Base64Content);
var leftFile = Convert.FromBase64String(TestConstants.File1Base64Content);
var data = new List <FileComparison>()
{
new FileComparison()
{
Id = id, Right = rightFile, Left = leftFile
}
}.AsQueryable();
var mockSet = await Task.Run(() => MockContextHelper.SetupMockSet(data));
var mockContext = await Task.Run(() => MockContextHelper.SetupMockContext(mockSet));
var retrieveService = new RetrieveService(mockContext.Object);
// Act
var files = await retrieveService.GetFilesAsync(id);
// Assert
Assert.IsNotNull(files, "Retrieved record should not be null!");
Assert.IsNotNull(files.Left, "Left file should not be null!");
Assert.IsNotNull(files.Right, "Right file should not be null!");
}
public async Task ComparisonRecordExistsLeftNotNull_LeftExists_True()
{
// Arrange
const int id = 1;
var leftFile = Convert.FromBase64String(TestConstants.File1Base64Content);
var rightFile = Convert.FromBase64String(TestConstants.File1Base64Content);
var data = new List <FileComparison>()
{
new FileComparison()
{
Id = id, Right = rightFile, Left = leftFile
}
}.AsQueryable();
var mockSet = await Task.Run(() => MockContextHelper.SetupMockSet(data));
var mockContext = await Task.Run(() => MockContextHelper.SetupMockContext(mockSet));
var retrieveService = new RetrieveService(mockContext.Object);
// Act
var result = await retrieveService.LeftFileExistsAsync(id);
// Assert
Assert.IsTrue(result, "Retrieved result should be true!");
}
public async Task RightFileNull_Upload_ThrowException()
{
// Arrange
const int id = 1;
var data = new List <FileComparison>().AsQueryable();
var mockSet = await Task.Run(() => MockContextHelper.SetupMockSet(data));
var mockContext = await Task.Run(() => MockContextHelper.SetupMockContext(mockSet));
var uploadService = new UploadService(mockContext.Object);
// Act
var exceptionThrown = false;
try
{
await uploadService.UploadRightAsync(id, null);
}
catch (ArgumentNullException)
{
exceptionThrown = true;
}
// Assert
Assert.IsTrue(exceptionThrown, "ArgumentNullException was not thrown!");
}
/// <summary>
/// Sets up and returns the mock context.
/// </summary>
/// <param name="id">The comparison ID.</param>
/// <param name="leftFile">The left file.</param>
/// <param name="rightFile">The right file.</param>
/// <returns>Mock <see cref="FileDiffContext"/> object.</returns>
private static Mock <FileDiffContext> GetMockContext(int id, byte[] leftFile, byte[] rightFile)
{
var data = new List <FileComparison>
{
new FileComparison()
{
Id = id, Left = leftFile, Right = rightFile
}
}.AsQueryable();
var mockSet = MockContextHelper.SetupMockSet(data);
return(MockContextHelper.SetupMockContext(mockSet));
}
public async Task RecordExists_UploadRight_Success()
{
// Arrange
const int id = 1;
var rightFile = Convert.FromBase64String(TestConstants.File1Base64Content);
var leftFile = Convert.FromBase64String(TestConstants.File1Base64Content);
var data = new List <FileComparison>()
{
new FileComparison()
{
Id = id, Right = rightFile, Left = leftFile
}
}.AsQueryable();
var mockSet = await Task.Run(() => MockContextHelper.SetupMockSet(data));
var mockContext = await Task.Run(() => MockContextHelper.SetupMockContext(mockSet));
var uploadService = new UploadService(mockContext.Object);
// Act
await uploadService.UploadRightAsync(id, rightFile);
// Assert
var recordAddedToDbSet = true;
var changesSaved = true;
try
{
mockSet.Verify(m => m.Add(It.IsAny <FileComparison>()), Times.Once());
}
catch (MockException)
{
recordAddedToDbSet = false;
}
try
{
mockContext.Verify(m => m.SaveChangesAsync(), Times.Once());
}
catch (MockException)
{
changesSaved = false;
}
Assert.IsFalse(recordAddedToDbSet, "Existing record should be updated instead of adding a new one!");
Assert.IsTrue(changesSaved, "Changes were not saved to context!");
}
public async Task ComparisonRecordNotExistsWithFiles_Retrieve_NullRetrieved()
{
// Arrange
const int id = 1;
var data = new List <FileComparison>().AsQueryable();
var mockSet = await Task.Run(() => MockContextHelper.SetupMockSet(data));
var mockContext = await Task.Run(() => MockContextHelper.SetupMockContext(mockSet));
var retrieveService = new RetrieveService(mockContext.Object);
// Act
var files = await retrieveService.GetFilesAsync(id);
// Assert
Assert.IsNull(files, "Retrieved record should be null!");
}