public virtual void testLine()
{
com.esri.core.geometry.Line env = new com.esri.core.geometry.Line();
env.setStartXY(100, 200);
env.setEndXY(250, 300);
NUnit.Framework.Assert.IsFalse(env.hasAttribute(com.esri.core.geometry.VertexDescription.Semantics
.M));
env.addAttribute(com.esri.core.geometry.VertexDescription.Semantics.M);
NUnit.Framework.Assert.IsTrue(env.hasAttribute(com.esri.core.geometry.VertexDescription.Semantics
.M));
env.setStartAttribute(com.esri.core.geometry.VertexDescription.Semantics.M, 0, 1);
env.setEndAttribute(com.esri.core.geometry.VertexDescription.Semantics.M, 0, 2);
NUnit.Framework.Assert.IsTrue(env.getStartAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.M, 0) == 1);
NUnit.Framework.Assert.IsTrue(env.getEndAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.M, 0) == 2);
NUnit.Framework.Assert.IsFalse(env.hasAttribute(com.esri.core.geometry.VertexDescription.Semantics
.Z));
env.addAttribute(com.esri.core.geometry.VertexDescription.Semantics.Z);
NUnit.Framework.Assert.IsTrue(env.hasAttribute(com.esri.core.geometry.VertexDescription.Semantics
.Z));
env.setStartAttribute(com.esri.core.geometry.VertexDescription.Semantics.Z, 0, 3);
env.setEndAttribute(com.esri.core.geometry.VertexDescription.Semantics.Z, 0, 4);
NUnit.Framework.Assert.IsTrue(env.getStartAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.Z, 0) == 3);
NUnit.Framework.Assert.IsTrue(env.getEndAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.Z, 0) == 4);
NUnit.Framework.Assert.IsFalse(env.hasAttribute(com.esri.core.geometry.VertexDescription.Semantics
.ID));
env.addAttribute(com.esri.core.geometry.VertexDescription.Semantics.ID);
NUnit.Framework.Assert.IsTrue(env.hasAttribute(com.esri.core.geometry.VertexDescription.Semantics
.ID));
env.setStartAttribute(com.esri.core.geometry.VertexDescription.Semantics.ID, 0, 5
);
env.setEndAttribute(com.esri.core.geometry.VertexDescription.Semantics.ID, 0, 6);
NUnit.Framework.Assert.IsTrue(env.getStartAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.ID, 0) == 5);
NUnit.Framework.Assert.IsTrue(env.getEndAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.ID, 0) == 6);
NUnit.Framework.Assert.IsTrue(env.getStartAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.M, 0) == 1);
NUnit.Framework.Assert.IsTrue(env.getEndAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.M, 0) == 2);
NUnit.Framework.Assert.IsTrue(env.getStartAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.Z, 0) == 3);
NUnit.Framework.Assert.IsTrue(env.getEndAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.Z, 0) == 4);
env.dropAttribute(com.esri.core.geometry.VertexDescription.Semantics.M);
NUnit.Framework.Assert.IsFalse(env.hasAttribute(com.esri.core.geometry.VertexDescription.Semantics
.M));
NUnit.Framework.Assert.IsTrue(env.getStartAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.ID, 0) == 5);
NUnit.Framework.Assert.IsTrue(env.getEndAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.ID, 0) == 6);
NUnit.Framework.Assert.IsTrue(env.getStartAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.Z, 0) == 3);
NUnit.Framework.Assert.IsTrue(env.getEndAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.Z, 0) == 4);
com.esri.core.geometry.Line env1 = new com.esri.core.geometry.Line();
env.copyTo(env1);
NUnit.Framework.Assert.IsFalse(env1.hasAttribute(com.esri.core.geometry.VertexDescription.Semantics
.M));
NUnit.Framework.Assert.IsTrue(env.getStartAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.ID, 0) == 5);
NUnit.Framework.Assert.IsTrue(env.getEndAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.ID, 0) == 6);
NUnit.Framework.Assert.IsTrue(env.getStartAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.Z, 0) == 3);
NUnit.Framework.Assert.IsTrue(env.getEndAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
.Z, 0) == 4);
}