public void EnumeratesLines() { var lines = Enumerable.Range(0, 10).Select(i => $"line {i}").ToArray(); var content = string.Join(Environment.NewLine, lines); using (var streamReader = new StreamReader(new MemoryStream(Encoding.Default.GetBytes(content)))) { var enumerable = new StreamReaderEnumerable(streamReader); var actualLines = enumerable.ToList(); CollectionAssert.AreEqual(lines, actualLines); } }
private static CorporateFactorProvider GetFactorFile_LODE20191127() { const string factorFileContents = @" 19980102,1,5,8.5,qq 20171109,1,5,0.12,qq 20501231,1,1,0,qq "; DateTime? factorFileMinimumDate; var reader = new StreamReader(factorFileContents.ToStream()); var enumerable = new StreamReaderEnumerable(reader).Where(line => line.Length > 0); var factorFileRows = CorporateFactorRow.Parse(enumerable, out factorFileMinimumDate); return(new CorporateFactorProvider("lode", factorFileRows, factorFileMinimumDate)); }
public void GetEnumerator_Should_Return_A_New_Instance_Of_StreamReaderEnumerator_With_Same_BaseStreamReader_And_DisposeBehavior() { var disposeBehavior = StreamReaderEnumeratorDisposeBehavior.CloseStreamReader; var sut = new StreamReaderEnumerable(this.testBag.StreamReader, disposeBehavior); var enumerator = ((IEnumerable)sut).GetEnumerator(); enumerator.Should().NotBeNull(); enumerator.Should().BeOfType<StreamReaderEnumerator>(); var castedEnumerator = ((StreamReaderEnumerator)enumerator); castedEnumerator.BaseStreamReader.Should().Be(this.testBag.StreamReader); castedEnumerator.DisposeBehavior.Should().Be(disposeBehavior); }
public void DisposesWhenEnumerationIsCompleted() { var disposable = new TestDisposable(); var memoryStream = new TestMemoryStream(Encoding.Default.GetBytes("line1\r\nline2\r\nline3")); var streamReader = new TestStreamReader(memoryStream); var enumerable = new StreamReaderEnumerable(streamReader, disposable); // complete enumeration var lines = enumerable.ToList(); Assert.IsTrue(streamReader.DisposeCalled); Assert.IsTrue(streamReader.DisposeCalledDisposingValue); Assert.IsTrue(memoryStream.DisposeCalled); Assert.IsTrue(memoryStream.DisposeCalledDisposingValue); Assert.IsTrue(disposable.DisposeCalled); }
private static CorporateFactorProvider GetFactorFile_AAPL2018_05_11() { const string factorFileContents = @" 19980102,0.8893653,0.0357143,16.25 20000620,0.8893653,0.0357143,101 20050225,0.8893653,0.0714286,88.97 20120808,0.8893653,0.142857,619.85 20121106,0.8931837,0.142857,582.85 20130206,0.8972636,0.142857,457.285 20130508,0.9024937,0.142857,463.71 20130807,0.908469,0.142857,464.94 20131105,0.9144679,0.142857,525.58 20140205,0.9198056,0.142857,512.59 20140507,0.9253111,0.142857,592.34 20140606,0.9304792,0.142857,645.57 20140806,0.9304792,1,94.96 20141105,0.9351075,1,108.86 20150204,0.9391624,1,119.55 20150506,0.9428692,1,125.085 20150805,0.9468052,1,115.4 20151104,0.9510909,1,122.01 20160203,0.9551617,1,96.34 20160504,0.9603451,1,94.19 20160803,0.9661922,1,105.8 20161102,0.9714257,1,111.6 20170208,0.9764128,1,132.04 20170510,0.9806461,1,153.26 20170809,0.9846939,1,161.1 20171109,0.9885598,1,175.87 20180208,0.9921138,1,155.16 20180510,0.9961585,1,190.03 20501231,1,1,0 "; DateTime?factorFileMinimumDate; var reader = new StreamReader(factorFileContents.ToStream()); var enumerable = new StreamReaderEnumerable(reader).Where(line => line.Length > 0); var factorFileRows = CorporateFactorRow.Parse(enumerable, out factorFileMinimumDate); return(new CorporateFactorProvider("aapl", factorFileRows, factorFileMinimumDate)); }
// AAPL experiences a 0.73 dividend distribution on 2018.05.11 private static CorporateFactorProvider GetFactorFile_AAPL2018_05_08() { const string factorFileContents = @" 19980102,0.8927948,0.0357143,16.25 20000620,0.8927948,0.0357143,101 20050225,0.8927948,0.0714286,88.97 20120808,0.8927948,0.142857,619.85 20121106,0.8966279,0.142857,582.85 20130206,0.9007235,0.142857,457.285 20130508,0.9059737,0.142857,463.71 20130807,0.9119721,0.142857,464.94 20131105,0.9179942,0.142857,525.58 20140205,0.9233525,0.142857,512.59 20140507,0.9288793,0.142857,592.34 20140606,0.9340673,0.142857,645.57 20140806,0.9340673,1,94.96 20141105,0.9387135,1,108.86 20150204,0.942784,1,119.55 20150506,0.9465051,1,125.085 20150805,0.9504563,1,115.4 20151104,0.9547586,1,122.01 20160203,0.9588451,1,96.34 20160504,0.9640485,1,94.19 20160803,0.9699181,1,105.8 20161102,0.9751718,1,111.6 20170208,0.9801781,1,132.04 20170510,0.9844278,1,153.26 20170809,0.9884911,1,161.1 20171109,0.992372,1,175.87 20180208,0.9959397,1,155.16 20501231,1,1,0 "; DateTime?factorFileMinimumDate; var reader = new StreamReader(factorFileContents.ToStream()); var enumerable = new StreamReaderEnumerable(reader).Where(line => line.Length > 0); var factorFileRows = CorporateFactorRow.Parse(enumerable, out factorFileMinimumDate); return(new CorporateFactorProvider("aapl", factorFileRows, factorFileMinimumDate)); }
public void BaseStreamReader_Should_Be_StreamReader_Passed_To_Constructor() { var sut = new StreamReaderEnumerable(this.testBag.StreamReader); sut.BaseStreamReader.Should().Be(this.testBag.StreamReader); }