public async Task ElementAtOrDefaultAsyncWithInt32SourceWithIndexCanceledCancellationTokenThrowsOperationCanceledExceptionTest()
{
// Arrange
// Arrange 'queryAdapter' parameter
var queryAdapter = await GetQueryAdapterAsync(DisallowAll);
// Arrange 'asyncSource' parameter
var asyncSource = queryAdapter.GetAsyncQueryable <int>();
// Arrange 'index' parameter
var index = 5;
// Arrange 'cancellationToken' parameter
using var cancellationTokenSource = new CancellationTokenSource();
var cancellationToken = cancellationTokenSource.Token;
cancellationTokenSource.Cancel();
// Act
// -
// Assert
await Assert.ThrowsAsync <OperationCanceledException>(async() =>
{
await AsyncQueryable.ElementAtOrDefaultAsync <int>(asyncSource, index, cancellationToken).ConfigureAwait(false);
});
}
public async Task ElementAtOrDefaultAsyncWithInt32SourceWithIndexNullSourceThrowsArgumentNullExceptionTest()
{
// Arrange
// Arrange 'queryAdapter' parameter
var queryAdapter = await GetQueryAdapterAsync(DisallowAll);
// Arrange 'asyncSource' parameter
IAsyncQueryable <int> asyncSource = null !;
// Arrange 'index' parameter
var index = 5;
// Arrange 'cancellationToken' parameter
var cancellationToken = CancellationToken.None;
// Act
// -
// Assert
await Assert.ThrowsAsync <ArgumentNullException>(async() =>
{
await AsyncQueryable.ElementAtOrDefaultAsync <int>(asyncSource, index, cancellationToken).ConfigureAwait(false);
});
}
public async Task ElementAtOrDefaultAsyncWithInt32SourceWithIndexIsEquivalentToElementAtOrDefaultTest()
{
// Arrange
// Arrange 'queryAdapter' parameter
var queryAdapter = await GetQueryAdapterAsync(DisallowAll);
// Arrange 'source' parameter
var source = GetQueryable <int>();
// Arrange 'asyncSource' parameter
var asyncSource = queryAdapter.GetAsyncQueryable <int>();
// Arrange 'index' parameter
var index = 5;
// Arrange 'cancellationToken' parameter
var cancellationToken = CancellationToken.None;
// Arrange 'expectedResult' parameter
var expectedResult = Enumerable.ElementAtOrDefault <int>(source, index);
// Act
var result = await AsyncQueryable.ElementAtOrDefaultAsync <int>(asyncSource, index, cancellationToken).ConfigureAwait(false);
// Assert
Assert.Equal(expectedResult, result);
}
