public async Task PhoneBook_AppendAlphabetically()
{
// Arrange
var records = Enumerable.Range(0, recordsToCreate)
.Select(i => fakerPhoneRecord.Generate())
.ToList();
// Act
foreach (var record in records)
{
await PhoneBookWithFileWriting.AppendAsync(fileLocation, record.Name, record.Number);
}
// Assert
var data = await File.ReadAllLinesAsync(fileLocation);
data.Length
.Should()
.Be(recordsToCreate);
data
.Should()
.Equal(records
.OrderBy(record => record.Name)
.Select(record => $"{record.Name},{record.Number}"));
}
[InlineData(3, 2, 9, 1)] // skip, take exceeds available, returns available
public async Task PhoneBook_GetList(
int recordsToCreate,
int skip,
int take,
int expectedCount)
{
// Arrange
var records = Enumerable.Range(0, recordsToCreate)
.Select(i => fakerPhoneRecord.Generate())
.ToList();
foreach (var record in records)
{
await PhoneBookWithFileWriting.AppendAsync(fileLocation, record.Name, record.Number);
}
// Act
IEnumerable <string> phoneRecords = await PhoneBookWithFileWriting.GetListAsync(fileLocation, skip, take);
// Assert
phoneRecords
.Should()
.HaveCount(expectedCount);
records
.OrderBy(record => record.Name)
.Select(record => $"{record.Name},{record.Number}")
.Skip(skip)
.Take(take)
.Should()
.Equal(phoneRecords);
}
public async Task PhoneBook_GetLargeList()
{
// Arrange
var recordsToCreate = 100;
for (int i = 0; i < recordsToCreate; i++)
{
var record = fakerPhoneRecord.Generate();
await PhoneBookWithFileWriting.AppendAsync(fileLocation, record.Name, record.Number).ConfigureAwait(false);
}
// Act
IEnumerable <string> phoneRecords = await PhoneBookWithFileWriting.GetListAsync(fileLocation, 0, recordsToCreate).ConfigureAwait(false);
// Assert
phoneRecords
.Should()
.HaveCount(recordsToCreate);
}
[InlineData(10)] // Can append repeatedly
public async Task PhoneBook_Append(int recordsToCreate)
{
// Arrange
var records = Enumerable.Range(0, recordsToCreate)
.Select(i => fakerPhoneRecord.Generate())
.ToList();
// Act
foreach (var record in records)
{
await PhoneBookWithFileWriting.AppendAsync(fileLocation, record.Name, record.Number).ConfigureAwait(false);
}
// Assert
var data = await File.ReadAllLinesAsync(fileLocation);
data.Length
.Should()
.Be(recordsToCreate);
data
.Should()
.BeEquivalentTo(records.Select(record => $"{record.Name},{record.Number}"));
}
