public void Constructor_doesnt_run_initializer()
{
var initialized = false;
var _ = new LazyEnumerator<object>(
() =>
{
initialized = true;
return null;
});
Assert.False(initialized);
}
public void Reset_doesnt_run_initializer()
{
var initialized = false;
var enumerator = new LazyEnumerator<object>(
() =>
{
initialized = true;
return new Mock<ObjectResult<object>>().Object;
});
enumerator.Reset();
Assert.False(initialized);
}
public void MoveNext_runs_initializer()
{
var mockShaper = Core.Objects.MockHelper.CreateShaperMock<int>();
mockShaper.Setup(m => m.GetEnumerator()).Returns(
() => new DbEnumeratorShim<int>(Enumerable.Range(1, 1).GetEnumerator()));
var mockObjectResult = new Mock<ObjectResult<int>>(mockShaper.Object, null, null)
{ CallBase = true };
var initialized = false;
var enumerator = new LazyEnumerator<int>(
() =>
{
initialized = true;
return mockObjectResult.Object;
});
Assert.True(enumerator.MoveNext());
Assert.True(initialized);
Assert.Equal(1, enumerator.Current);
}
public LazyStream(FileInfo file, Encoding encoding)
{
le = new LazyEnumerator(file, encoding);
}
