changes to Test directory structure per opensim-dev conversation

1 files changed, 141 insertions, 0 deletions

diff --git a/OpenSim/Framework/Tests/UtilTest.cs b/OpenSim/Framework/Tests/UtilTest.cs
new file mode 100644
index 0000000..a973ed2
--- /dev/null
+++ b/OpenSim/Framework/Tests/UtilTest.cs
@@ -0,0 +1,141 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSim Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using OpenMetaverse;
+using NUnit.Framework;
+using NUnit.Framework.SyntaxHelpers;
+using OpenSim.Tests.Common;
+
+namespace OpenSim.Framework.Tests
+{
+    [TestFixture]
+    public class UtilTests
+    {
+        [Test]
+        public void VectorOperationTests()
+        {
+            Vector3 v1, v2;
+            double expectedDistance;
+            double expectedMagnitude;
+            double lowPrecisionTolerance = 0.001;
+
+            //Lets test a simple case of <0,0,0> and <5,5,5>
+            {
+                v1 = new Vector3(0, 0, 0);
+                v2 = new Vector3(5, 5, 5);
+                expectedDistance = 8.66;
+                Assert.That(Util.GetDistanceTo(v1, v2),
+                            new DoubleToleranceConstraint(expectedDistance, lowPrecisionTolerance),
+                            "Calculated distance between two vectors was not within tolerances.");
+
+                expectedMagnitude = 0;
+                Assert.That(Util.GetMagnitude(v1), Is.EqualTo(0), "Magnitude of null vector was not zero.");
+
+                expectedMagnitude = 8.66;
+                Assert.That(Util.GetMagnitude(v2),
+                            new DoubleToleranceConstraint(expectedMagnitude, lowPrecisionTolerance),
+                            "Magnitude of vector was incorrect.");
+
+                TestDelegate d = delegate() { Util.GetNormalizedVector(v1); };
+                bool causesArgumentException = TestHelper.AssertThisDelegateCausesArgumentException(d);
+                Assert.That(causesArgumentException, Is.True,
+                            "Getting magnitude of null vector did not cause argument exception.");
+
+                Vector3 expectedNormalizedVector = new Vector3(.577f, .577f, .577f);
+                double expectedNormalizedMagnitude = 1;
+                Vector3 normalizedVector = Util.GetNormalizedVector(v2);
+                Assert.That(normalizedVector,
+                            new VectorToleranceConstraint(expectedNormalizedVector, lowPrecisionTolerance),
+                            "Normalized vector generated from vector was not what was expected.");
+                Assert.That(Util.GetMagnitude(normalizedVector),
+                            new DoubleToleranceConstraint(expectedNormalizedMagnitude, lowPrecisionTolerance),
+                            "Normalized vector generated from vector does not have magnitude of 1.");
+            }
+
+            //Lets test a simple case of <0,0,0> and <0,0,0>
+            {
+                v1 = new Vector3(0, 0, 0);
+                v2 = new Vector3(0, 0, 0);
+                expectedDistance = 0;
+                Assert.That(Util.GetDistanceTo(v1, v2),
+                            new DoubleToleranceConstraint(expectedDistance, lowPrecisionTolerance),
+                            "Calculated distance between two vectors was not within tolerances.");
+
+                expectedMagnitude = 0;
+                Assert.That(Util.GetMagnitude(v1), Is.EqualTo(0), "Magnitude of null vector was not zero.");
+
+                expectedMagnitude = 0;
+                Assert.That(Util.GetMagnitude(v2),
+                            new DoubleToleranceConstraint(expectedMagnitude, lowPrecisionTolerance),
+                            "Magnitude of vector was incorrect.");
+
+                TestDelegate d = delegate() { Util.GetNormalizedVector(v1); };
+                bool causesArgumentException = TestHelper.AssertThisDelegateCausesArgumentException(d);
+                Assert.That(causesArgumentException, Is.True,
+                            "Getting magnitude of null vector did not cause argument exception.");
+
+                d = delegate() { Util.GetNormalizedVector(v2); };
+                causesArgumentException = TestHelper.AssertThisDelegateCausesArgumentException(d);
+                Assert.That(causesArgumentException, Is.True,
+                            "Getting magnitude of null vector did not cause argument exception.");
+            }
+
+            //Lets test a simple case of <0,0,0> and <-5,-5,-5>
+            {
+                v1 = new Vector3(0, 0, 0);
+                v2 = new Vector3(-5, -5, -5);
+                expectedDistance = 8.66;
+                Assert.That(Util.GetDistanceTo(v1, v2),
+                            new DoubleToleranceConstraint(expectedDistance, lowPrecisionTolerance),
+                            "Calculated distance between two vectors was not within tolerances.");
+
+                expectedMagnitude = 0;
+                Assert.That(Util.GetMagnitude(v1), Is.EqualTo(0), "Magnitude of null vector was not zero.");
+
+                expectedMagnitude = 8.66;
+                Assert.That(Util.GetMagnitude(v2),
+                            new DoubleToleranceConstraint(expectedMagnitude, lowPrecisionTolerance),
+                            "Magnitude of vector was incorrect.");
+
+                TestDelegate d = delegate() { Util.GetNormalizedVector(v1); };
+                bool causesArgumentException = TestHelper.AssertThisDelegateCausesArgumentException(d);
+                Assert.That(causesArgumentException, Is.True,
+                            "Getting magnitude of null vector did not cause argument exception.");
+
+                Vector3 expectedNormalizedVector = new Vector3(-.577f, -.577f, -.577f);
+                double expectedNormalizedMagnitude = 1;
+                Vector3 normalizedVector = Util.GetNormalizedVector(v2);
+                Assert.That(normalizedVector,
+                            new VectorToleranceConstraint(expectedNormalizedVector, lowPrecisionTolerance),
+                            "Normalized vector generated from vector was not what was expected.");
+                Assert.That(Util.GetMagnitude(normalizedVector),
+                            new DoubleToleranceConstraint(expectedNormalizedMagnitude, lowPrecisionTolerance),
+                            "Normalized vector generated from vector does not have magnitude of 1.");
+            }
+        }
+    }
+}