public static void ConstructorAndFieldTest() { Assert.Null(Substring.Null.Origin); Assert.AreEqual(0, Substring.Null.StartIndex); Assert.AreEqual(0, Substring.Null.Length); Assert.Null(Substring.Null.ToString()); Assert.True(object.ReferenceEquals(string.Empty, Substring.Empty.Origin)); Assert.AreEqual(0, Substring.Empty.StartIndex); Assert.AreEqual(0, Substring.Empty.Length); Test.OrdinalEquals(string.Empty, Substring.Empty.ToString()); var substr = new Substring("asd"); Test.OrdinalEquals("asd", substr.Origin); Assert.AreEqual(0, substr.StartIndex); Assert.AreEqual(3, substr.Length); Test.OrdinalEquals("asd", substr.ToString()); substr = new Substring("asd", 1); Test.OrdinalEquals("asd", substr.Origin); Assert.AreEqual(1, substr.StartIndex); Assert.AreEqual(2, substr.Length); Test.OrdinalEquals("sd", substr.ToString()); substr = new Substring("asd", 3); Test.OrdinalEquals("asd", substr.Origin); Assert.AreEqual(3, substr.StartIndex); Assert.AreEqual(0, substr.Length); Test.OrdinalEquals(string.Empty, substr.ToString()); substr = new Substring("asd", 1, 1); Test.OrdinalEquals("asd", substr.Origin); Assert.AreEqual(1, substr.StartIndex); Assert.AreEqual(1, substr.Length); Test.OrdinalEquals("s", substr.ToString()); substr = new Substring("asd", 1, 0); Test.OrdinalEquals("asd", substr.Origin); Assert.AreEqual(1, substr.StartIndex); Assert.AreEqual(0, substr.Length); Test.OrdinalEquals(string.Empty, substr.ToString()); Assert.Throws<ArgumentOutOfRangeException>(() => new Substring("asd", -1)); Assert.Throws<ArgumentOutOfRangeException>(() => new Substring("asd", 4)); Assert.Throws<ArgumentException>(() => new Substring("asd", -1, 0)); Assert.Throws<ArgumentException>(() => new Substring("asd", 4, 0)); Assert.Throws<ArgumentException>(() => new Substring("asd", 0, -1)); Assert.Throws<ArgumentException>(() => new Substring("asd", 0, 4)); Assert.Throws<ArgumentException>(() => new Substring("asd", 3, 1)); }
public void Write( Substring substr ) { this.Write(substr.ToString()); }
internal static void OrdinalEquals( Substring expected, Substring actual ) { OrdinalEquals(expected.ToString(), actual.ToString()); }